3 # Generated automatically from automake.in by configure.
5 eval 'exec /usr/bin/perl -S $0 ${1+"$@"}'
8 # automake - create Makefile.in from Makefile.am
9 # Copyright (C) 1994-99, 2000 Free Software Foundation, Inc.
11 # This program is free software; you can redistribute it and/or modify
12 # it under the terms of the GNU General Public License as published by
13 # the Free Software Foundation; either version 2, or (at your option)
16 # This program is distributed in the hope that it will be useful,
17 # but WITHOUT ANY WARRANTY; without even the implied warranty of
18 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 # GNU General Public License for more details.
21 # You should have received a copy of the GNU General Public License
22 # along with this program; if not, write to the Free Software
23 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
26 # Originally written by David Mackenzie <djm@gnu.ai.mit.edu>.
27 # Perl reimplementation by Tom Tromey <tromey@cygnus.com>.
30 # Parameters set by configure. Not to be changed. NOTE: assign
31 # VERSION as string so that eg version 0.30 will print correctly.
33 $PACKAGE = "automake";
35 $am_dir = "${prefix}/share/automake";
38 $IGNORE_PATTERN = "^##([^#].*)?\$";
39 $WHITE_PATTERN = "^[ \t]*\$";
40 $COMMENT_PATTERN = "^#";
41 $RULE_PATTERN = "^([\$a-zA-Z_.][-.a-zA-Z0-9_(){}/\$]*) *:([^=].*|)\$";
42 $SUFFIX_RULE_PATTERN = "^\\.([a-zA-Z0-9]+)\\.([a-zA-Z0-9]+)\$";
43 $MACRO_PATTERN = "^([A-Za-z0-9_]+)[ \t]*([:+]?)=[ \t]*(.*)\$";
44 $BOGUS_MACRO_PATTERN = "^([^ \t]*)[ \t]*([:+]?)=[ \t]*(.*)\$";
45 $GNITS_VERSION_PATTERN = "[0-9]+\\.[0-9]+([a-z]|\\.[0-9]+)?";
46 $IF_PATTERN = "^if[ \t]+\([A-Za-z][A-Za-z0-9_]*\)[ \t]*\(#.*\)?\$";
47 $ELSE_PATTERN = "^else[ \t]*\(#.*\)?\$";
48 $ENDIF_PATTERN = "^endif[ \t]*\(#.*\)?\$";
49 $PATH_PATTERN='(\\w|[/.-])+';
50 # This will pass through anything not of the prescribed form.
51 $INCLUDE_PATTERN = "^include[ \t]+((\\\$\\\(top_srcdir\\\)/${PATH_PATTERN})|(\\\$\\\(srcdir\\\)/${PATH_PATTERN})|([^/\\\$]${PATH_PATTERN}))[ \t]*(#.*)?\$";
53 # Some regular expressions. One reason to put them here is that it
54 # makes indentation work better in Emacs.
55 $AC_CONFIG_AUX_DIR_PATTERN = "AC_CONFIG_AUX_DIR\\(([^)]+)\\)";
56 $AM_INIT_AUTOMAKE_PATTERN = "AM_INIT_AUTOMAKE\\([^,]*,([^,)]+)[,)]";
57 $AM_PACKAGE_VERSION_PATTERN = "^\\s*\\[?([^]\\s]+)\\]?\\s*\$";
58 # Note that there is no AC_PATH_TOOL. But we don't really care.
59 $AC_CHECK_PATTERN = "AC_(CHECK|PATH)_(PROG|PROGS|TOOL)\\(\\[?(\\w+)";
60 $AM_MISSING_PATTERN = "AM_MISSING_PROG\\(\\[?(\\w+)";
61 # Just check for alphanumeric in AC_SUBST. If you do AC_SUBST(5),
63 $AC_SUBST_PATTERN = "AC_SUBST\\(\\[?(\\w+)";
64 $AM_CONDITIONAL_PATTERN = "AM_CONDITIONAL\\((\\w+)";
66 # Constants to define the "strictness" level.
71 # These constants are returned by lang_*_rewrite functions.
72 # LANG_SUBDIR means that the resulting object file should be in a
73 # subdir if the source file is. In this case the file name cannot
74 # have `..' components.
81 # Variables global to entire run.
83 # TRUE if we should always generate Makefile.in.
84 $force_generation = 1;
86 # Strictness level as set on command line.
87 $default_strictness = $GNU;
89 # Name of strictness level, as set on command line.
90 $default_strictness_name = 'gnu';
92 # This is TRUE if automatic dependency generation code should be
93 # included in generated Makefile.in.
94 $cmdline_use_dependencies = 1;
96 # TRUE if in verbose mode.
99 # This holds our (eventual) exit status. We don't actually exit until
100 # we have processed all input files.
103 # From the Perl manual.
104 $symlink_exists = (eval 'symlink ("", "");', $@
eq '');
106 # TRUE if missing standard files should be installed.
109 # TRUE if we should copy missing files; otherwise symlink if possible.
112 # TRUE if we should always update files that we know about.
115 # Files found by scanning configure.in for LIBOBJS.
118 # True if AM_C_PROTOTYPES appears in configure.in.
119 $am_c_prototypes = 0;
121 # Names used in AC_CONFIG_HEADER call. @config_fullnames holds the
122 # name which appears in AC_CONFIG_HEADER, colon and all.
123 # @config_names holds the file names. @config_headers holds the '.in'
124 # files. Ordinarily these are similar, but they can be different if
125 # the weird "NAME:FILE" syntax is used.
126 @config_fullnames = ();
128 @config_headers = ();
129 # Line number at which AC_CONFIG_HEADER appears in configure.in.
130 $config_header_line = 0;
132 # Directory where output files go. Actually, output files are
133 # relative to this directory.
134 $output_directory = '.';
136 # Relative location of top build directory.
139 # List of Makefile.am's to process, and their corresponding outputs.
143 # Complete list of Makefile.am's that exist.
144 @configure_input_files = ();
146 # List of files in AC_OUTPUT without Makefile.am, and their outputs.
147 @other_input_files = ();
148 # Line number at which AC_OUTPUT seen.
151 # List of directories to search for configure-required files. This
152 # can be set by AC_CONFIG_AUX_DIR.
153 @config_aux_path = ('.', '..', '../..');
154 $config_aux_dir = '';
156 # Whether AC_PROG_MAKE_SET has been seen in configure.in.
159 # Whether AM_GNU_GETTEXT has been seen in configure.in.
161 # Line number at which AM_GNU_GETTEXT seen.
162 $ac_gettext_line = 0;
164 # Whether ALL_LINGUAS has been seen.
168 # Line number at which it appears.
169 $all_linguas_line = 0;
171 # 1 if AC_PROG_INSTALL seen.
172 $seen_prog_install = 0;
174 # Whether AC_PATH_XTRA has been seen in configure.in.
177 # TRUE if AC_DECL_YYTEXT was seen.
178 $seen_decl_yytext = 0;
180 # TRUE if we've seen AC_CANONICAL_(HOST|SYSTEM). The presence of
181 # AC_CHECK_TOOL also sets this.
184 # TRUE if we've seen AC_ARG_PROGRAM.
187 # TRUE if we've seen AC_PROG_LIBTOOL.
191 # Files installed by libtoolize.
192 @libtoolize_files = ('ltconfig', 'ltmain.sh', 'config.guess', 'config.sub');
194 # TRUE if we've seen AM_MAINTAINER_MODE.
195 $seen_maint_mode = 0;
197 # TRUE if we've seen PACKAGE and VERSION.
201 # Actual version we've seen.
202 $package_version = '';
204 # Line number where we saw version definition.
205 $package_version_line = 0;
207 # TRUE if we've seen AM_PATH_LISPDIR.
210 # TRUE if we've seen AM_CHECK_PYTHON.
213 # TRUE if we've seen AC_EXEEXT.
216 # TRUE if we've seen AC_OBJEXT.
219 # TRUE if we've seen AC_ENABLE_MULTILIB.
222 # TRUE if we've seen AM_PROG_CC_C_O
225 # TRUE if we've seen AM_INIT_AUTOMAKE.
226 $seen_init_automake = 0;
228 # Hash table of discovered configure substitutions. Keys are names,
229 # values are `FILE:LINE' strings which are used by error message
231 %configure_vars = ();
233 # This is used to keep track of which variable definitions we are
234 # scanning. It is only used in certain limited ways, but it has to be
235 # global. It is declared just for documentation purposes.
238 # Charsets used by maintainer and in distribution. MAINT_CHARSET is
239 # handled in a funny way: if seen in the top-level Makefile.am, it is
240 # used for every directory which does not specify a different value.
241 # The rationale here is that some directories (eg gettext) might be
242 # distributions of other packages, and thus require their own charset
243 # info. However, the DIST_CHARSET must be the same for the entire
244 # package; it can only be set at top-level.
245 # FIXME: this yields bugs when rebuilding. What to do? Always
246 # read (and sometimes discard) top-level Makefile.am?
248 $dist_charset = 'utf8'; # recode doesn't support this yet.
250 # Name of input file ("Makefile.in") and output file ("Makefile.am").
251 # These have no directory components.
255 # TRUE if --cygnus seen.
258 # Hash table of AM_CONDITIONAL variables seen in configure.
259 %configure_cond = ();
261 # Map from obsolete macros to hints for new macros.
262 # If you change this, change the corresponding list in aclocal.in.
263 # FIXME: should just put this into a single file.
266 'AC_FEATURE_CTYPE', "use \`AC_HEADER_STDC'",
267 'AC_FEATURE_ERRNO', "add \`strerror' to \`AC_REPLACE_FUNCS(...)'",
268 'AC_FEATURE_EXIT', '',
269 'AC_SYSTEM_HEADER', '',
271 # Note that we do not handle this one, because it is still run
272 # from AM_CONFIG_HEADER. So we deal with it specially in
274 # 'AC_CONFIG_HEADER', "use \`AM_CONFIG_HEADER'",
276 'fp_C_PROTOTYPES', "use \`AM_C_PROTOTYPES'",
277 'fp_PROG_CC_STDC', "use \`AM_PROG_CC_STDC'",
278 'fp_PROG_INSTALL', "use \`AC_PROG_INSTALL'",
279 'fp_WITH_DMALLOC', "use \`AM_WITH_DMALLOC'",
280 'fp_WITH_REGEX', "use \`AM_WITH_REGEX'",
281 'gm_PROG_LIBTOOL', "use \`AM_PROG_LIBTOOL'",
282 'jm_MAINTAINER_MODE', "use \`AM_MAINTAINER_MODE'",
283 'md_TYPE_PTRDIFF_T', "use \`AM_TYPE_PTRDIFF_T'",
284 'ud_PATH_LISPDIR', "use \`AM_PATH_LISPDIR'",
285 'ud_GNU_GETTEXT', "use \`AM_GNU_GETTEXT'",
287 # Now part of autoconf proper, under a different name.
288 'AM_FUNC_FNMATCH', "use \`AC_FUNC_FNMATCH'",
289 'fp_FUNC_FNMATCH', "use \`AC_FUNC_FNMATCH'",
290 'AM_SANITY_CHECK_CC', "automatically done by \`AC_PROG_CC'",
291 'AM_PROG_INSTALL', "use \`AC_PROG_INSTALL'",
292 'AM_EXEEXT', "use \`AC_EXEEXT'",
293 'AM_CYGWIN32', "use \`AC_CYGWIN'",
294 'AM_MINGW32', "use \`AC_MINGW32'",
295 'AM_FUNC_MKTIME', "use \`AC_FUNC_MKTIME'",
297 # These aren't quite obsolete.
301 # Regexp to match the above macros.
302 $obsolete_rx = '(' . join ('|', keys %obsolete_macros) . ')';
304 # This maps extensions onto language names.
307 # This maps languages names onto properties.
310 # This holds all the files that would go in `dist_common' which we
311 # discovered while scanning configure.in. We might distribute these
312 # in the top-level Makefile.in.
313 %configure_dist_common = ();
317 # Initialize global constants and our list of languages that are
318 # internally supported.
319 &initialize_global_constants
;
321 ®ister_language
('c', 'ansi-p=1', 'autodep=', 'flags=CFLAGS',
322 'compile=$(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)',
323 'compiler-name=COMPILE',
326 ®ister_language
('cxx', 'linker=CXXLINK', 'autodep=CXX', 'flags=CXXFLAGS',
327 'compile=$(CXX) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS)',
328 'compiler-name=CXXCOMPILE',
329 'output-arg=-c -o $@',
330 'c++', 'cc', 'cpp', 'cxx', 'C');
331 ®ister_language
('objc', 'linker=OBJCLINK', 'autodep=OBJC',
333 'compile=$(OBJC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_OBJCFLAGS) $(OBJCFLAGS)',
334 'compiler-name=OBJCCOMPILE',
335 'output-arg=-c -o $@',
337 ®ister_language
('header',
338 'h', 'H', 'hxx', 'h++', 'hh', 'hpp', 'inc');
340 # For now, yacc and lex can't be handled on a per-exe basis.
341 ®ister_language
('yacc', 'ansi-p=1',
343 ®ister_language
('yaccxx', 'linker=CXXLINK',
344 'y++', 'yy', 'yxx', 'ypp');
345 ®ister_language
('lex', 'ansi-p=1',
347 ®ister_language
('lexxx', 'linker=CXXLINK',
348 'l++', 'll', 'lxx', 'lpp');
350 ®ister_language
('asm',
351 'flags=CFLAGS', # FIXME: asmflags?
352 'compile=$(CC) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)', # FIXME: a different compiler?
353 'compiler-name=COMPILE',
357 ®ister_language
('f77', 'linker=F77LINK', 'flags=FFLAGS',
358 'compile=$(F77) $(AM_FFLAGS) $(FFLAGS)',
359 'compiler-name=F77COMPILE',
360 'output-arg=-c -o $@',
362 ®ister_language
('ppf77', 'linker=F77LINK', 'flags=FFLAGS',
363 'compile=$(F77) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_FFLAGS) $(FFLAGS)',
364 'compiler-name=PPF77COMPILE',
365 'output-arg=-c -o $@',
367 ®ister_language
('ratfor', 'linker=F77LINK',
368 'flags=RFLAGS', # FIXME also FFLAGS.
369 'compile=$(F77) $(AM_FFLAGS) $(FFLAGS) $(AM_RFLAGS) $(RFLAGS)',
370 'compiler-name=RCOMPILE',
371 'output-arg=-c -o $@',
373 # FIXME: for now we can't do dependency tracking for Java.
375 ®ister_language
('java', 'linker=GCJLINK', 'flags=GCJFLAGS',
376 'compile=$(GCJ) $(DEFS) $(INCLUDES) $(AM_GCJFLAGS) $(GCJFLAGS)',
377 'compiler-name=GCJCOMPILE',
378 'output-arg=-c -o $@',
379 'java', 'class', 'zip', 'jar');
382 # Parse command line.
383 &parse_arguments
(@ARGV);
385 # Do configure.in scan only once.
388 die "automake: no \`Makefile.am' found or specified\n"
391 # Now do all the work on each file.
392 foreach $am_file (@input_files)
394 if (! -f
($am_file . '.am'))
396 &am_error
("\`" . $am_file . ".am' does not exist");
400 &generate_makefile
($output_files{$am_file}, $am_file);
404 &am_conf_error
("AC_PROG_INSTALL must be used in configure.in")
405 if (! $seen_prog_install);
410 ################################################################
412 # Parse command line.
415 local (@arglist) = @_;
418 &set_strictness
('gnu');
422 if ($arglist[0] eq "--version")
424 print "automake (GNU $PACKAGE) $VERSION\n\n";
425 print "Copyright (C) 2000 Free Software Foundation, Inc.\n";
426 print "This is free software; see the source for copying conditions. There is NO\n";
427 print "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\n";
428 print "Written by Tom Tromey <tromey\@cygnus.com>\n";
432 elsif ($arglist[0] eq "--help")
436 elsif ($arglist[0] =~ /^--amdir=(.+)$/)
440 elsif ($arglist[0] eq '--amdir')
442 &require_argument
(@arglist);
444 $am_dir = $arglist[0];
446 elsif ($arglist[0] eq '--gnu')
448 &set_strictness
('gnu');
450 elsif ($arglist[0] eq '--gnits')
452 &set_strictness
('gnits');
454 elsif ($arglist[0] eq '--cygnus')
458 elsif ($arglist[0] eq '--foreign')
460 &set_strictness
('foreign');
462 elsif ($arglist[0] eq '--include-deps')
464 $cmdline_use_dependencies = 1;
466 elsif ($arglist[0] eq '--ignore-deps' || $arglist[0] eq '-i')
468 $cmdline_use_dependencies = 0;
470 elsif ($arglist[0] eq '--no-force')
472 $force_generation = 0;
474 elsif ($arglist[0] eq '--force-missing')
478 elsif ($arglist[0] =~ /^--output-dir=(.*)$/)
480 # Set output directory.
481 $output_directory = $1;
483 elsif ($arglist[0] eq '--output-dir' || $arglist[0] eq '-o')
485 &require_argument
(@arglist);
487 $output_directory = $arglist[0];
489 elsif ($arglist[0] eq '--add-missing' || $arglist[0] eq '-a')
493 elsif ($arglist[0] eq '--copy' || $arglist[0] eq '-c')
497 elsif ($arglist[0] eq '--verbose' || $arglist[0] eq '-v')
501 elsif ($arglist[0] eq '--')
503 # Stop option processing.
505 push (@input_files, @arglist);
508 elsif ($arglist[0] =~ /^-/)
510 die "automake: unrecognized option -- \`$arglist[0]'\nTry \`automake --help' for more information.\n";
514 # Handle $local:$input syntax. Note that we only examine
515 # the first ":" file to see if it is automake input; the
516 # rest are just taken verbatim. We still keep all the
517 # files around for dependency checking, however.
518 local ($local, $input, @rest) = split (/:/, $arglist[0]);
525 # Strip .in; later on .am is tacked on. That is how
526 # the automake input file is found. Maybe not the
527 # best way, but it is easy to explain. FIXME: should
528 # be error if .in is missing.
531 push (@input_files, $input);
532 $output_files{$input} = join (':', ($local, @rest));
538 # Take global strictness from whatever we currently have set.
539 $default_strictness = $strictness;
540 $default_strictness_name = $strictness_name;
543 # Ensure argument exists, or die.
546 local ($arg, @arglist) = @_;
547 die "automake: no argument given for option \`$arg'\n"
551 ################################################################
553 # Generate a Makefile.in given the name of the corresponding Makefile and
554 # the name of the file output by config.status.
555 sub generate_makefile
557 local ($output, $makefile) = @_;
559 ($am_file_name = $makefile) =~ s/^.*\///;
560 $in_file_name = $am_file_name . '.in';
561 $am_file_name .= '.am';
563 # $OUTPUT is encoded. If it contains a ":" then the first element
564 # is the real output file, and all remaining elements are input
565 # files. We don't scan or otherwise deal with these input file,
566 # other than to mark them as dependencies. See scan_configure for
568 local (@secondary_inputs);
569 ($output, @secondary_inputs) = split (/:/, $output);
571 &initialize_per_input
;
572 $relative_dir = &dirname
($output);
573 $am_relative_dir = &dirname
($makefile);
575 # At the toplevel directory, we might need config.guess, config.sub
576 # or libtool scripts (ltconfig and ltmain.sh).
577 if ($relative_dir eq '.')
579 # libtool requires some files.
580 &require_conf_file_with_conf_line
($libtool_line, $FOREIGN,
584 # AC_CANONICAL_HOST and AC_CANONICAL_SYSTEM need config.guess and
586 &require_config_file
($FOREIGN, 'config.guess', 'config.sub')
590 # We still need Makefile.in here, because sometimes the `dist'
591 # target doesn't re-run automake.
592 if ($am_relative_dir eq $relative_dir)
594 # Only distribute the files if they are in the same subdir as
595 # the generated makefile.
596 &push_dist_common
($in_file_name, $am_file_name);
599 push (@sources, '$(SOURCES)')
600 if &variable_defined
('SOURCES');
601 push (@objects, '$(OBJECTS)')
602 if &variable_defined
('OBJECTS');
604 &read_main_am_file
($makefile . '.am');
607 # Fatal error. Just return, so we can continue with next file.
611 # Must do this after reading .am file. See read_main_am_file to
612 # understand weird tricks we play there with variables.
613 &define_variable
('subdir', $relative_dir);
615 # Check first, because we might modify some state.
617 &check_gnu_standards
;
618 &check_gnits_standards
;
620 &handle_configure
($output, $makefile, @secondary_inputs);
627 &handle_built_sources
;
629 # This must be run after all the sources are scanned.
632 # Re-init SOURCES and OBJECTS. FIXME: other code shouldn't depend
633 # on this (but currently does).
634 $contents{'SOURCES'} = join (' ', @sources);
635 $contents{'OBJECTS'} = join (' ', @objects);
636 &define_pretty_variable
('DIST_SOURCES', '', @dist_sources);
648 &handle_minor_options
;
649 &handle_dependencies
;
652 # This must come after most other rules.
653 &handle_dist
($makefile);
656 &handle_merge_targets
($output);
663 if (! -d
($output_directory . '/' . $am_relative_dir))
665 mkdir ($output_directory . '/' . $am_relative_dir, 0755);
668 local ($out_file) = $output_directory . '/' . $makefile . ".in";
669 if (! $force_generation && -e
$out_file)
671 local ($am_time) = (stat ($makefile . '.am'))[9];
672 local ($in_time) = (stat ($out_file))[9];
673 # FIXME: should cache these times.
674 local ($conf_time) = (stat ('configure.in'))[9];
675 # FIXME: how to do unsigned comparison?
676 if ($am_time < $in_time || $am_time < $conf_time)
683 local ($acl_time) = (stat _
)[9];
684 return if ($am_time < $acl_time);
688 if (! open (GM_FILE
, "> " . $out_file))
690 warn "automake: ${am_file}.in: cannot write: $!\n";
694 print "automake: creating ", $makefile, ".in\n" if $verbose;
696 print GM_FILE
$output_vars;
697 # We make sure that `all:' is the first target.
698 print GM_FILE
$output_all;
699 print GM_FILE
$output_header;
700 print GM_FILE
$output_rules;
701 print GM_FILE
$output_trailer;
703 if (! close (GM_FILE
))
705 warn "automake: $am_file.in: cannot close: $!\n";
711 ################################################################
713 # Handle AUTOMAKE_OPTIONS variable. Return 1 on error, 0 otherwise.
716 if (&variable_defined
('AUTOMAKE_OPTIONS'))
718 foreach (&variable_value_as_list
('AUTOMAKE_OPTIONS', ''))
721 if ($_ eq 'gnits' || $_ eq 'gnu' || $_ eq 'foreign')
723 &set_strictness
($_);
725 elsif ($_ eq 'cygnus')
731 # An option like "../lib/ansi2knr" is allowed. With
732 # no path prefix, we assume the required programs are
733 # in this directory. We save the actual option for
735 $options{'ansi2knr'} = $_;
737 elsif ($_ eq 'no-installman' || $_ eq 'no-installinfo'
738 || $_ eq 'dist-shar' || $_ eq 'dist-zip'
739 || $_ eq 'dist-tarZ' || $_ eq 'dist-bzip2'
740 || $_ eq 'dejagnu' || $_ eq 'no-texinfo.tex'
741 || $_ eq 'readme-alpha' || $_ eq 'check-news'
742 || $_ eq 'subdir-objects' || $_ eq 'nostdinc')
744 # Explicitly recognize these.
746 elsif ($_ eq 'no-dependencies')
748 $use_dependencies = 0;
750 elsif (/([0-9]+)\.([0-9]+)([a-z])?/)
752 # Got a version number.
754 local ($rmajor, $rminor, $ralpha) = ($1, $2, $3);
756 if ($VERSION !~ /([0-9]+)\.([0-9]+)([a-z])?/)
759 "automake: programming error: version is incorrect\n";
762 local ($tmajor, $tminor, $talpha) = ($1, $2, $3);
764 # 2.0 is better than 1.0.
765 # 1.2 is better than 1.1.
766 # 1.2a is better than 1.2.
767 if ($rmajor > $tmajor
768 || ($rmajor == $tmajor && $rminor > $tminor)
769 || ($rminor == $tminor && $rminor == $tminor
770 && $ralpha gt $talpha))
772 &am_line_error
('AUTOMAKE_OPTIONS',
773 "require version $_, only have $VERSION");
779 &am_line_error
('AUTOMAKE_OPTIONS',
780 "option \`" . $_ . "\' not recognized");
785 if ($strictness == $GNITS)
787 $options{'readme-alpha'} = 1;
788 $options{'check-news'} = 1;
794 # Return object extension. Just once, put some code into the output.
795 # Argument is the name of the output file
796 sub get_object_extension
800 # Maybe require libtool library object files.
801 local ($extension) = '.o';
802 $extension = '.$(OBJEXT)' if $seen_objext;
803 $extension = '.lo' if ($out =~ /\.la$/);
805 if (! $included_generic_compile)
809 if (! defined $options{'nostdinc'})
811 $xform = ' -I. -I\$(srcdir)';
813 if (&variable_defined
('CONFIG_HEADER'))
816 foreach $one_hdr (split (' ',
817 &variable_value
('CONFIG_HEADER')))
820 ($var = &dirname
($one_hdr)) =~ s/(\W)/\\$1/g;
821 $xform .= ' -I' . $var;
825 $xform = 's/\@DEFAULT_INCLUDES\@/' . $xform . '/go;';
826 $output_vars .= &file_contents_with_transform
($xform,
829 $xform = $seen_objext ?
's/^OBJEXT//;' : 's/^OBJEXT.*$//;';
830 $output_rules .= &file_contents_with_transform
($xform, 'compile');
832 &push_phony_cleaners
('compile');
834 # If using X, include some extra variable definitions. NOTE
835 # we don't want to force these into CFLAGS or anything,
836 # because not all programs will necessarily use X.
840 foreach $var ('X_CFLAGS', 'X_LIBS', 'X_EXTRA_LIBS', 'X_PRE_LIBS')
842 &define_configure_variable
($var);
846 push (@suffixes, '.c', '.o');
847 push (@suffixes, '.obj') if $seen_objext;
848 push (@clean, 'compile');
850 $included_generic_compile = 1;
853 if ($seen_libtool && ! $included_libtool_compile)
855 # Output the libtool compilation rules.
856 $output_rules .= &file_contents
('libtool');
858 &push_phony_cleaners
('libtool');
860 push (@suffixes, '.lo');
861 push (@clean, 'libtool');
863 $included_libtool_compile = 1;
866 # Check for automatic de-ANSI-fication.
867 if (defined $options{'ansi2knr'})
869 $extension = '$U' . $extension;
870 if (! $included_knr_compile)
872 if (! $am_c_prototypes)
874 &am_line_error
('AUTOMAKE_OPTIONS',
875 "option \`ansi2knr' in use but \`AM_C_PROTOTYPES' not in configure.in");
876 &keyed_aclocal_warning
('AM_C_PROTOTYPES');
877 # Only give this error once.
878 $am_c_prototypes = 1;
881 # Only require ansi2knr files if they should appear in
883 if ($options{'ansi2knr'} eq 'ansi2knr')
885 &require_file_with_line
('AUTOMAKE_OPTIONS', $FOREIGN,
886 'ansi2knr.c', 'ansi2knr.1');
887 $output_rules .= &file_contents
('kr-extra');
888 push (@clean, 'krextra');
889 &push_phony_cleaners
('krextra');
892 # Generate rules to build ansi2knr. If it is in some
893 # other directory, then generate dependencies but have the
894 # rule just run elsewhere.
895 $objext = $seen_objext ?
".\$(OBJEXT)" : ".o";
896 $output_rules .= ($options{'ansi2knr'} . ': '
897 . $options{'ansi2knr'} . $objext . "\n");
898 if ($options{'ansi2knr'} eq 'ansi2knr')
900 $output_rules .= ("\t\$(LINK) ansi2knr" . $objext
902 . "ansi2knr" . $objext
903 . ": \$(CONFIG_HEADER)\n\n");
907 $output_rules .= ("\tcd " . &dirname
($options{'ansi2knr'})
908 . " && \$(MAKE) \$(AM_MAKEFLAGS) "
910 # This is required for non-GNU makes.
911 $output_rules .= ($options{'ansi2knr'} . $objext . ":\n");
912 $output_rules .= ("\tcd " . &dirname
($options{'ansi2knr'})
913 . " && \$(MAKE) \$(AM_MAKEFLAGS)"
914 . " ansi2knr" . $objext . "\n\n");
917 # Make sure ansi2knr can be found: if no path specified,
919 if ($options{'ansi2knr'} eq 'ansi2knr')
921 # Substitution from AM_C_PROTOTYPES. This makes it be
922 # built only when necessary.
923 &define_configure_variable
('ANSI2KNR');
924 # ansi2knr needs to be built before subdirs, so unshift it.
925 unshift (@all, '$(ANSI2KNR)');
929 # Found in another directory.
930 &define_variable
("ANSI2KNR", $options{'ansi2knr'});
933 $output_rules .= &file_contents
('clean-kr');
936 &push_phony_cleaners
('kr');
938 $included_knr_compile = 1;
945 # Call finish function for each language that was used.
948 local ($ltcompile, $ltlink) = &libtool_compiler
;
950 local ($ext, $name, $lang, %done);
952 foreach $ext (sort keys %extension_seen)
954 $lang = $extension_map{$ext};
956 # Generate the appropriate rules for this extension. If
957 # dependency tracking was requested, and this extension
958 # supports it, then we don't generate the rule here.
961 if ($use_dependencies && $language_map{$lang . '-autodep'} ne 'no')
963 # Don't generate the rule, but still generate the variables.
964 if (defined $language_map{$lang . '-compile'})
966 $comp = $language_map{$lang . '-compile'};
969 elsif (defined $language_map{$lang . '-compile'})
971 $comp = $language_map{$lang . '-compile'};
973 local ($outarg) = $language_map{$lang . '-output-arg'};
974 if ($language_map{$lang . '-flags'} eq 'CFLAGS')
976 # C compilers don't always support -c -o.
977 if (defined $options{'subdir-objects'})
983 local ($full) = ("\t\$("
984 . $language_map{$lang . '-compiler-name'}
987 $output_rules .= (".$ext.o:\n"
990 # FIXME: Using cygpath should be somehow conditional.
991 $output_rules .= (".$ext.obj:\n"
993 . " \`cygpath -w \$<\`\n")
995 $output_rules .= (".$ext.lo:\n"
997 . $language_map{$lang . '-compiler-name'}
999 . $language_map{$lang . '-output-arg'}
1000 # We can always use -c -o with libtool.
1001 . ($language_map{$lang . '-flags'} eq 'CFLAGS'
1007 push (@suffixes, '.' . $ext);
1009 # The rest of the loop is done once per language.
1010 next if defined $done{$lang};
1013 $non_c = 0 if $lang !~ /(objc|cxx|f77|ratfor)$/;
1017 &define_compiler_variable
($language_map{$lang . '-compiler-name'},
1020 # The compiler's flag must be a configure variable.
1021 if (defined $language_map{$lang . '-flags'})
1023 &define_configure_variable
($language_map{$lang . '-flags'});
1026 # Compute the function name of the finisher and then call it.
1027 $name = 'lang_' . $lang . '_finish';
1031 # If the project is entirely C++ or entirely Fortran 77, don't
1032 # bother with the C stuff. But if anything else creeps in, then use
1034 if (! $non_c || scalar keys %suffix_rules > 0)
1036 if (! defined $done{'c'})
1038 &define_configure_variable
($language_map{'c-flags'});
1039 &define_compiler_variable
($language_map{'c-compiler-name'},
1041 $language_map{'c-compile'});
1043 &define_variable
('CCLD', '$(CC)');
1044 &define_variable
('LINK', $ltlink . '$(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@');
1048 # Output a rule to build from a YACC source. The output from YACC is
1049 # compiled with C or C++, depending on the extension of the YACC file.
1050 sub output_yacc_build_rule
1052 local ($yacc_suffix, $use_ylwrap, $c_suffix) = @_;
1055 ($suffix = $yacc_suffix) =~ tr/y/c/;
1056 push (@suffixes, $yacc_suffix, $suffix);
1058 # Generate rule for c/c++.
1059 $output_rules .= "$yacc_suffix$suffix:\n\t";
1063 $output_rules .= ('$(SHELL) $(YLWRAP)'
1064 . ' "$(YACC)" $< y.tab.c $*' . $suffix
1065 . ' y.tab.h $*.h -- $(AM_YFLAGS) $(YFLAGS)');
1069 $output_rules .= ('$(YACC) $(AM_YFLAGS) $(YFLAGS) $< && mv y.tab.c $*'
1071 . "\tif test -f y.tab.h; then \\\n"
1072 . "\tif cmp -s y.tab.h \$*.h; then rm -f y.tab.h; else mv y.tab.h \$*.h; fi; \\\n"
1075 $output_rules .= "\n";
1078 sub output_lex_build_rule
1080 local ($lex_suffix, $use_ylwrap) = @_;
1083 ($c_suffix = $lex_suffix) =~ tr/l/c/;
1084 push (@suffixes, $lex_suffix);
1085 &define_configure_variable
('LEX_OUTPUT_ROOT');
1086 &define_configure_variable
('LEXLIB');
1087 $output_rules .= "$lex_suffix$c_suffix:\n\t";
1091 # Is the $@ correct here? If so, why not use it in the ylwrap
1092 # build rule for yacc above?
1093 $output_rules .= '$(SHELL) $(YLWRAP)'
1094 . ' "$(LEX)" $< $(LEX_OUTPUT_ROOT).c $@ -- $(AM_LFLAGS) $(LFLAGS)';
1098 $output_rules .= '$(LEX) $(AM_LFLAGS) $(LFLAGS) $< && mv $(LEX_OUTPUT_ROOT).c $@';
1100 $output_rules .= "\n";
1104 # Check to make sure a source defined in LIBOBJS is not explicitly
1105 # mentioned. This is a separate function (as opposed to being inlined
1106 # in handle_source_transform) because it isn't always appropriate to
1108 sub check_libobjs_sources
1110 local ($one_file, $unxformed) = @_;
1112 local ($prefix, $file, @files);
1113 foreach $prefix ('', 'EXTRA_', 'dist_', 'nodist_',
1114 'dist_EXTRA_', 'nodist_EXTRA_')
1116 if (&variable_defined
($prefix . $one_file . '_SOURCES'))
1118 @files = &variable_value_as_list
(($prefix
1119 . $one_file . '_SOURCES'),
1122 elsif ($prefix eq '')
1124 @files = ($unxformed . '.c');
1131 foreach $file (@files)
1133 if (defined $libsources{$file})
1135 &am_line_error
($prefix . $one_file . '_SOURCES',
1136 "automatically discovered file \`$file' should not be explicitly mentioned");
1142 # Does much of the actual work for handle_source_transform.
1144 # name of resulting executable or library ("derived")
1145 # object extension (e.g., `$U.lo')
1146 # list of source files to transform
1148 # first element is name of linker to use (empty string for default linker)
1149 # remaining elements are names of objects
1150 sub handle_single_transform_list
1152 local ($var, $derived, $obj, @files) = @_;
1153 local (@result) = ();
1154 local ($nonansi_obj) = $obj;
1155 $nonansi_obj =~ s/_//g;
1156 local (%linkers_used) = ();
1159 # Turn sources into objects.
1162 # Configure substitutions in _SOURCES variables are errors.
1165 &am_line_error
($var, "$var includes configure substitution \`$_'");
1169 # If the source file is in a subdirectory then the `.o' is
1170 # put into the current directory.
1172 # Split file name into base and extension.
1173 local ($full, $directory, $base, $extension, $linker, $object);
1174 next if ! /^((.*)\/)?
([^\
/]*)\.(.*)$/;
1177 ++$sourcedirs{$2} if ($2);
1181 local ($xbase) = $base;
1183 # We must generate a rule for the object if it requires
1186 local ($renamed) = 0;
1188 $extension = &derive_suffix
($extension);
1189 local ($lang) = $extension_map{$extension};
1192 &saw_extension
($extension);
1193 # Found the language, so see what it says.
1194 local ($subr) = 'lang_' . $lang . '_rewrite';
1195 # Note: computed subr call.
1196 local ($r) = & $subr ($directory, $base, $extension);
1197 # Skip this entry if we were asked not to process it.
1198 next if $r == $LANG_IGNORE;
1200 # Now extract linker and other info.
1201 $linker = $language_map{$lang . '-linker'};
1203 local ($this_obj_ext);
1204 if ($language_map{$lang . '-ansi-p'})
1206 $object = $base . $obj;
1207 $this_obj_ext = $obj;
1211 $object = $base . $nonansi_obj;
1212 $this_obj_ext = $nonansi_obj;
1215 if ($language_map{$lang . '-flags'} ne ''
1216 && &variable_defined
($derived . '_'
1217 . $language_map{$lang . '-flags'}))
1219 # We have a per-executable flag in effect for this
1220 # object. In this case we rewrite the object's
1221 # name to ensure it is unique. We also require
1222 # the `compile' program to deal with compilers
1223 # where `-c -o' does not work.
1225 # We choose the name `DERIVED-OBJECT' to ensure
1226 # (1) uniqueness, and (2) continuity between
1227 # invocations. However, this will result in a
1228 # name that is too long for losing systems, in
1229 # some situations. So we provide _SHORTNAME to
1232 local ($dname) = $derived;
1233 if (&variable_defined
($derived . '_SHORTNAME'))
1235 # FIXME: should use the same conditional as
1236 # the _SOURCES variable. But this is really
1237 # silly overkill -- nobody should have
1238 # conditional shortnames.
1239 $dname = &variable_value
($derived . '_SHORTNAME');
1241 $object = $dname . '-' . $object;
1243 &require_file
($FOREIGN, 'compile')
1246 if (! defined $language_map{$lang . '-compile'})
1248 print STDERR
"automake: programming error: $lang flags defined without compiler\n";
1251 # Compute the rule to compile this object.
1252 local ($flag) = $language_map{$lang . '-flags'};
1253 local ($val) = "(${derived}_${flag}";
1254 ($rule = $language_map{$lang . '-compile'}) =~
1257 $rule .= ' ' . $language_map{$lang . '-output-arg'};
1258 # For C we have to add the -o, because the
1259 # standard rule doesn't include it.
1260 if ($language_map{$lang . '-flags'} eq 'CFLAGS')
1268 # If rewrite said it was ok, put the object into a
1270 if ($r == $LANG_SUBDIR && $directory ne '')
1272 $object = $directory . '/' . $object;
1273 $xbase = $directory . '/' . $base;
1276 # If doing dependency tracking, then we can't print
1277 # the rule. Also, if we have a subdir object, we need
1278 # to generate an explicit rule.
1279 if (($use_dependencies
1281 && $language_map{$lang . '-autodep'} ne 'no')
1282 || ($r == $LANG_SUBDIR && $directory ne ''))
1285 local ($obj_sans_ext) = substr ($object, 0,
1286 - length ($this_obj_ext));
1287 $lang_specific_files{$lang} .= (' ' . $derived
1289 . ' ' . $obj_sans_ext);
1292 elsif ($extension eq 'o')
1294 # This is probably the result of a direct suffix rule.
1295 # In this case we just accept the rewrite. FIXME:
1296 # this fails if we want libtool objects.
1297 $object = $base . '.' . $extension;
1302 # No error message here. Used to have one, but it was
1307 $linkers_used{$linker} = 1;
1309 push (@result, $object);
1311 if (defined $object_map{$object})
1313 if ($object_map{$object} ne $full)
1315 &am_error
("object \`$object' created by \`$full' and \`$object_map{$object}'");
1320 local (@dep_list) = ();
1321 $object_map{$object} = $full;
1323 # If file is in subdirectory, we need explicit
1325 if ($directory ne '' || $renamed)
1327 push (@dep_list, $full);
1330 # If resulting object is in subdir, we need to make
1331 # sure the subdir exists at build time.
1332 if ($object =~ /\//)
1334 # FIXME: check that $DIRECTORY is somewhere in the
1337 # We don't allow `..' in object file names for
1338 # *any* source, not just Java. For Java it just
1339 # doesn't make sense, but in general it is
1340 # a problem because we can't pick a good name for
1342 if ($object =~ /(\/|^)\
.\
.\
//)
1344 &am_error
("\`$full' contains \`..' component but should not");
1347 push (@dep_list, $directory . '/.dirstamp');
1349 # If we're generating dependencies, we also want
1350 # to make sure that the appropriate subdir of the
1351 # .deps directory is created.
1352 if ($use_dependencies)
1354 push (@dep_list, '.deps/' . $directory . '/.dirstamp');
1357 if (! defined $directory_map{$directory})
1359 $directory_map{$directory} = 1;
1360 $output_rules .= ($directory . "/.dirstamp:\n"
1361 . "\t\@\$(mkinstalldirs) $directory\n"
1362 . "\t\@: > $directory/.dirstamp\n");
1363 if ($use_dependencies)
1365 $output_rules .= ('.deps/' . $directory
1367 . "\t\@\$(mkinstalldirs) .deps/$directory\n"
1368 . "\t\@: > .deps/$directory/.dirstamp\n");
1373 &pretty_print_rule
($object . ':', "\t", @dep_list)
1374 if scalar @dep_list > 0 || $rule ne '';
1376 # Print the rule if we have one.
1379 # Turn `$@' into name of our object file.
1381 ($xform = $object) =~ s
,/,\\/,g
;
1382 $rule =~ s/\$\@/$xform/;
1384 # We cannot use $< here since this is an explicit
1385 # rule and not all makes handle that.
1386 $rule .= " \`test -f $full || echo '\$(srcdir)/'\`$full";
1388 # FIXME: handle .lo and .obj as well.
1389 $output_rules .= "\t" . $rule . "\n";
1393 # Transform .o or $o file into .P file (for automatic
1395 local ($depfile) = $object;
1396 $depfile =~ s/\.([^.]*)$/.P$1/;
1397 $depfile =~ s/\$\(OBJEXT\)$/o/ if $seen_objext;
1398 $dep_files{'$(DEPDIR)/' . $depfile} = 1;
1402 return (&resolve_linker
(%linkers_used), @result);
1405 # Handle SOURCE->OBJECT transform for one program or library.
1407 # canonical (transformed) name of object to build
1408 # actual name of object to build
1409 # object extension (ie either `.o' or `$o'.
1410 # Return result is name of linker variable that must be used.
1411 # Empty return means just use `LINK'.
1412 sub handle_source_transform
1414 # one_file is canonical name. unxformed is given name. obj is
1416 local ($one_file, $unxformed, $obj) = @_;
1418 local ($linker) = '';
1420 if (&variable_defined
($one_file . "_OBJECTS"))
1422 &am_line_error
($one_file . '_OBJECTS',
1423 $one_file . '_OBJECTS', 'should not be defined');
1424 # No point in continuing.
1428 local (@files, @result, $prefix, $temp, $xpfx);
1429 local (%used_pfx) = ();
1430 foreach $prefix ('', 'EXTRA_', 'dist_', 'nodist_',
1431 'dist_EXTRA_', 'nodist_EXTRA_')
1433 # We are going to define _OBJECTS variables using the prefix.
1434 # Then we glom them all together. So we can't use the null
1435 # prefix here as we need it later.
1436 $xpfx = ($prefix eq '') ?
'am_' : $prefix;
1439 local ($var) = $prefix . $one_file . "_SOURCES";
1440 if (&variable_defined
($var))
1442 # Keep track of which prefixes we saw.
1443 $used_pfx{$xpfx} = 1
1444 unless $prefix =~ /EXTRA_/;
1446 push (@sources, '$(' . $prefix . $one_file . "_SOURCES)");
1447 push (@objects, '$(' . $xpfx . $one_file . "_OBJECTS)")
1448 unless $prefix =~ /EXTRA_/;
1449 push (@dist_sources, '$(' . $prefix . $one_file . "_SOURCES)")
1450 unless $prefix =~ /^nodist_/;
1451 local (@conds) = &variable_conditions
($var);
1454 @files = &variable_value_as_list
($var, '');
1459 foreach $cond (@conds)
1461 @files = &variable_value_as_list
($var, $cond);
1463 &handle_single_transform_list
($var, $one_file, $obj,
1465 $linker = $temp if $linker eq '';
1467 # Define _OBJECTS conditionally.
1468 &define_pretty_variable
($xpfx . $one_file . '_OBJECTS',
1470 unless $prefix =~ /EXTRA_/;
1477 # Avoid defining needless variables.
1478 next if (scalar @files == 0);
1480 ($temp, @result) = &handle_single_transform_list
($var, $one_file,
1482 $linker = $temp if $linker eq '';
1483 &define_pretty_variable
($xpfx . $one_file . "_OBJECTS", '', @result)
1484 unless $prefix =~ /EXTRA_/;
1487 local (@keys) = sort keys %used_pfx;
1488 if (scalar @keys == 0)
1490 &define_variable
($one_file . "_SOURCES", $unxformed . ".c");
1491 push (@sources, $unxformed . '.c');
1492 push (@dist_sources, $unxformed . '.c');
1493 push (@objects, $unxformed . $obj);
1494 push (@files, $unxformed . '.c');
1496 ($temp, @result) = &handle_single_transform_list
($one_file . '_SOURCES',
1499 $linker = $temp if $linker eq '';
1500 &define_pretty_variable
($one_file . "_OBJECTS", '', @result)
1504 grep ($_ = '$(' . $_ . $one_file . '_OBJECTS)', @keys);
1505 &define_pretty_variable
($one_file . '_OBJECTS', '', @keys);
1511 # Handle the BUILT_SOURCES variable.
1512 sub handle_built_sources
1514 return unless &variable_defined
('BUILT_SOURCES');
1516 local (@sources) = &variable_value_as_list
('BUILT_SOURCES', 'all');
1518 foreach $s (@sources)
1522 # FIXME: is this really the right thing to do?
1523 &am_line_error
('BUILT_SOURCES',
1524 "\`BUILT_SOURCES' should not contain a configure substitution");
1530 # Special-case @ALLOCA@ and @LIBOBJS@ in _LDADD or _LIBADD variables.
1531 # Also, generate _DEPENDENCIES variable if appropriate.
1533 # transformed name of object being built, or empty string if no object
1534 # name of _LDADD/_LIBADD-type variable to examine
1535 # boolean (lex_seen) which is true if a lex source file was seen in this
1536 # object. valid only for LDADDs, not LIBADDs.
1537 # Returns 1 if LIBOBJS seen, 0 otherwise.
1538 sub handle_lib_objects
1540 local ($xname, $var, $lex_seen) = @_;
1543 die "automake: programming error 1 in handle_lib_objects\n"
1544 if ! &variable_defined
($var);
1546 die "automake: programming error 2 in handle_lib_objects\n"
1547 if $lex_seen && $var =~ /LIBADD/;
1549 local (@conds) = &variable_conditions
($var);
1552 $ret = &handle_lib_objects_cond
($xname, $var, $lex_seen, '');
1558 foreach $cond (@conds)
1560 if (&handle_lib_objects_cond
($xname, $var, $lex_seen, $cond))
1570 # Subroutine of handle_lib_objects: handle a particular condition.
1571 sub handle_lib_objects_cond
1573 local ($xname, $var, $lex_seen, $cond) = @_;
1575 # We recognize certain things that are commonly put in LIBADD or
1578 local (@dep_list) = ();
1580 local ($seen_libobjs) = 0;
1581 local ($flagvar) = 0;
1583 foreach $lsearch (&variable_value_as_list
($var, $cond))
1585 # Skip -lfoo and -Ldir; these are explicitly allowed.
1586 next if $lsearch =~ /^-[lL]/;
1587 if (! $flagvar && $lsearch =~ /^-/)
1589 if ($var =~ /^(.*)LDADD$/)
1591 # Skip -dlopen and -dlpreopen; these are explicitly allowed.
1592 next if $lsearch =~ /^-dl(pre)?open$/;
1593 &am_line_error
($var, "linker flags such as \`$lsearch' belong in \`${1}LDFLAGS");
1597 # Only get this error once.
1599 &am_line_error
($var, "linker flags such as \`$lsearch' belong in \`${1}LDFLAGS");
1603 # Assume we have a file of some sort, and push it onto the
1604 # dependency list. Autoconf substitutions are not pushed;
1605 # rarely is a new dependency substituted into (eg) foo_LDADD
1606 # -- but "bad things (eg -lX11) are routinely substituted.
1607 # Note that LIBOBJS and ALLOCA are exceptions to this rule,
1608 # and handled specially below.
1609 push (@dep_list, $lsearch)
1610 unless $lsearch =~ /^\@.*\@$/;
1612 # Automatically handle @LIBOBJS@ and @ALLOCA@. Basically this
1613 # means adding entries to dep_files.
1614 if ($lsearch =~ /^\@(LT)?LIBOBJS\@$/)
1616 local ($myobjext) = ($1 ?
'l' : '') . 'o';
1618 push (@dep_list, $lsearch);
1620 if (! keys %libsources
1621 && ! &variable_defined
($1 . 'LIBOBJS'))
1623 &am_line_error
($var, "\@$1" . "LIBOBJS\@ seen but never set in \`configure.in'");
1626 local ($iter, $rewrite);
1627 foreach $iter (keys %libsources)
1629 if ($iter =~ /\.([cly])$/)
1631 &saw_extension
($1);
1632 &saw_extension
('c');
1635 if ($iter =~ /\.h$/)
1637 &require_file_with_line
($var, $FOREIGN, $iter);
1639 elsif ($iter ne 'alloca.c')
1641 ($rewrite = $iter) =~ s/\.c$/.P$myobjext/;
1642 $dep_files{'$(DEPDIR)/' . $rewrite} = 1;
1643 ($rewrite = $iter) =~ s/(\W)/\\$1/g;
1644 $rewrite = "^" . $rewrite . "\$";
1645 # Only require the file if it is not a built source.
1646 if (! &variable_defined
('BUILT_SOURCES')
1647 || ! grep (/$rewrite/,
1648 &variable_value_as_list
('BUILT_SOURCES',
1651 &require_file_with_line
($var, $FOREIGN, $iter);
1656 elsif ($lsearch =~ /^\@(LT)?ALLOCA\@$/)
1658 local ($myobjext) = ($1 ?
'l' : '') . 'o';
1660 push (@dep_list, $lsearch);
1661 &am_line_error
($var,
1662 "\@$1" . "ALLOCA\@ seen but \`AC_FUNC_ALLOCA' not in \`configure.in'")
1663 if ! defined $libsources{'alloca.c'};
1664 $dep_files{'$(DEPDIR)/alloca.P' . $myobjext} = 1;
1665 &require_file_with_line
($var, $FOREIGN, 'alloca.c');
1666 &saw_extension
('c');
1670 if ($xname ne '' && ! &variable_defined
($xname . '_DEPENDENCIES', $cond))
1672 &define_pretty_variable
($xname . '_DEPENDENCIES', $cond, @dep_list);
1675 return $seen_libobjs;
1678 # Canonicalize a name, and check to make sure the non-canonical name
1679 # is never used. Returns canonical name. Arguments are name and a
1680 # list of suffixes to check for.
1681 sub check_canonical_spelling
1683 local ($name, @suffixes) = @_;
1684 local ($xname, $xt);
1686 ($xname = $name) =~ tr/A-Za-z0-9_/_/c;
1687 if ($xname ne $name)
1690 foreach $xt (@suffixes)
1692 &am_line_error
($name . $xt,
1693 "invalid variable \`" . $name . $xt
1694 . "'; should be \`" . $xname . $xt . "'")
1695 if &variable_defined
($name . $xt);
1702 # Handle C programs.
1705 local (@proglist) = &am_install_var
('-clean',
1706 'progs', 'PROGRAMS',
1707 'bin', 'sbin', 'libexec', 'pkglib',
1709 return if ! @proglist;
1711 # If a program is installed, this is required. We only want this
1712 # error to appear once.
1713 &am_conf_error
("AC_ARG_PROGRAM must be used in configure.in")
1714 unless $seen_arg_prog;
1717 local ($one_file, $xname, $munge);
1719 local ($seen_libobjs) = 0;
1720 foreach $one_file (@proglist)
1722 local ($obj) = &get_object_extension
($one_file);
1724 # Canonicalize names and check for misspellings.
1725 $xname = &check_canonical_spelling
($one_file, '_LDADD', '_LDFLAGS',
1726 '_SOURCES', '_OBJECTS',
1729 # FIXME: Using a trick to figure out if any lex sources appear
1730 # in our program; should use some cleaner method.
1731 local ($lex_num) = scalar (keys %lex_sources);
1732 local ($linker) = &handle_source_transform
($xname, $one_file, $obj);
1733 local ($lex_file_seen) = (scalar (keys %lex_sources) > $lex_num);
1736 if (&variable_defined
($xname . "_LDADD"))
1738 if (&handle_lib_objects
($xname, $xname . '_LDADD',
1748 # User didn't define prog_LDADD override. So do it.
1749 &define_variable
($xname . '_LDADD', '$(LDADD)');
1751 # This does a bit too much work. But we need it to
1752 # generate _DEPENDENCIES when appropriate.
1753 if (&variable_defined
('LDADD'))
1755 if (&handle_lib_objects
($xname, 'LDADD', $lex_file_seen))
1761 elsif (! &variable_defined
($xname . '_DEPENDENCIES'))
1763 &define_variable
($xname . '_DEPENDENCIES', '');
1768 if (&variable_defined
($xname . '_LIBADD'))
1770 &am_line_error
($xname . '_LIBADD',
1771 "use \`" . $xname . "_LDADD', not \`"
1772 . $xname . "_LIBADD'");
1775 if (! &variable_defined
($xname . '_LDFLAGS'))
1777 # Define the prog_LDFLAGS variable.
1778 &define_variable
($xname . '_LDFLAGS', '');
1781 # Determine program to use for link.
1783 if (&variable_defined
($xname . '_LINK'))
1785 $xlink = $xname . '_LINK';
1789 $xlink = $linker ?
$linker : 'LINK';
1793 if ($seen_exeext && $one_file !~ /\./)
1795 $xexe = 's/\@EXEEXT\@/\$(EXEEXT)/g;';
1799 $xexe = 's/\@EXEEXT\@//g;';
1803 &file_contents_with_transform
1804 ('s/\@PROGRAM\@/' . $one_file . '/go;'
1805 . 's/\@XPROGRAM\@/' . $xname . '/go;'
1806 . 's/\@XLINK\@/' . $xlink . '/go;'
1811 if (&variable_defined
('LDADD') && &handle_lib_objects
('', 'LDADD', 0))
1818 foreach $one_file (@proglist)
1820 # Canonicalize names.
1821 ($xname = $one_file) =~ tr/A-Za-z0-9_/_/c;
1823 if (&variable_defined
($xname . '_LDADD'))
1825 &check_libobjs_sources
($xname, $xname . '_LDADD');
1827 elsif (&variable_defined
('LDADD'))
1829 &check_libobjs_sources
($xname, 'LDADD');
1837 sub handle_libraries
1839 local (@liblist) = &am_install_var
('-clean',
1840 'libs', 'LIBRARIES',
1841 'lib', 'pkglib', 'noinst', 'check');
1842 return if ! @liblist;
1844 local (%valid) = &am_primary_prefixes
('LIBRARIES', 0, 'lib', 'pkglib',
1846 if (! defined $configure_vars{'RANLIB'})
1849 foreach $key (keys %valid)
1851 if (&variable_defined
($key . '_LIBRARIES'))
1853 &am_line_error
($key . '_LIBRARIES', "library used but \`RANLIB' not defined in \`configure.in'");
1854 # Only get this error once. If this is ever printed,
1856 $configure_vars{'RANLIB'} = 'BUG';
1865 local ($seen_libobjs) = 0;
1866 foreach $onelib (@liblist)
1868 # Check that the library fits the standard naming convention.
1869 if ($onelib !~ /^lib.*\.a$/)
1871 # FIXME should put line number here. That means mapping
1872 # from library name back to variable name.
1873 &am_error
("\`$onelib' is not a standard library name");
1876 local ($obj) = &get_object_extension
($onelib);
1878 # Canonicalize names and check for misspellings.
1879 $xlib = &check_canonical_spelling
($onelib, '_LIBADD', '_SOURCES',
1880 '_OBJECTS', '_DEPENDENCIES', '_AR');
1882 if (! &variable_defined
($xlib . '_AR'))
1884 &define_variable
($xlib . '_AR', '$(AR) cru');
1887 if (&variable_defined
($xlib . '_LIBADD'))
1889 if (&handle_lib_objects
($xlib, $xlib . '_LIBADD', 0))
1896 # Generate support for conditional object inclusion in
1898 &define_variable
($xlib . "_LIBADD", '');
1901 if (&variable_defined
($xlib . '_LDADD'))
1903 &am_line_error
($xlib . '_LDADD',
1904 "use \`" . $xlib . "_LIBADD', not \`"
1905 . $xlib . "_LDADD'");
1908 # Make sure we at look at this.
1909 &examine_variable
($xlib . '_DEPENDENCIES');
1911 &handle_source_transform
($xlib, $onelib, $obj);
1914 &file_contents_with_transform
('s/\@LIBRARY\@/' . $onelib . '/go;'
1922 foreach $onelib (@liblist)
1924 # Canonicalize names.
1925 ($xlib = $onelib) =~ tr/A-Za-z0-9_/_/c;
1926 if (&variable_defined
($xlib . '_LIBADD'))
1928 &check_libobjs_sources
($xlib, $xlib . '_LIBADD');
1933 &define_variable
('AR', 'ar');
1934 &define_configure_variable
('RANLIB');
1937 # Handle shared libraries.
1938 sub handle_ltlibraries
1940 local (@liblist) = &am_install_var
('-clean',
1941 'ltlib', 'LTLIBRARIES',
1942 'noinst', 'lib', 'pkglib', 'check');
1943 return if ! @liblist;
1946 local (%valid) = &am_primary_prefixes
('LTLIBRARIES', 0, 'lib', 'pkglib',
1950 foreach $key (keys %valid)
1952 if (&variable_defined
($key . '_LTLIBRARIES'))
1956 &am_line_error
($key . '_LTLIBRARIES', "library used but \`LIBTOOL' not defined in \`configure.in'");
1957 # Only get this error once. If this is ever printed,
1959 $configure_vars{'LIBTOOL'} = 'BUG';
1963 # Get the installation directory of each library.
1964 for (&variable_value_as_list
($key . '_LTLIBRARIES', 'all'))
1968 &am_error
("\`$_' is already going to be installed in \`$instdirs{$_}'");
1972 $instdirs{$_} = $key;
1981 local ($seen_libobjs) = 0;
1982 foreach $onelib (@liblist)
1984 local ($obj) = &get_object_extension
($onelib);
1986 # Canonicalize names and check for misspellings.
1987 $xlib = &check_canonical_spelling
($onelib, '_LIBADD', '_LDFLAGS',
1988 '_SOURCES', '_OBJECTS',
1991 if (! &variable_defined
($xlib . '_LDFLAGS'))
1993 # Define the lib_LDFLAGS variable.
1994 &define_variable
($xlib . '_LDFLAGS', '');
1997 # Check that the library fits the standard naming convention.
1998 $libname_rx = "^lib.*\.la";
1999 if (&variable_value
($xlib . '_LDFLAGS') =~ /-module/
2000 || &variable_value
('LDFLAGS') =~ /-module/)
2002 # Relax name checking for libtool modules.
2003 $libname_rx = "\.la";
2005 if ($onelib !~ /$libname_rx$/)
2007 # FIXME this should only be a warning for foreign packages
2008 # FIXME should put line number here. That means mapping
2009 # from library name back to variable name.
2010 &am_error
("\`$onelib' is not a standard libtool library name");
2013 if (&variable_defined
($xlib . '_LIBADD'))
2015 if (&handle_lib_objects
($xlib, $xlib . '_LIBADD', 0))
2022 # Generate support for conditional object inclusion in
2024 &define_variable
($xlib . "_LIBADD", '');
2027 if (&variable_defined
($xlib . '_LDADD'))
2029 &am_line_error
($xlib . '_LDADD',
2030 "use \`" . $xlib . "_LIBADD', not \`"
2031 . $xlib . "_LDADD'");
2034 # Make sure we at look at this.
2035 &examine_variable
($xlib . '_DEPENDENCIES');
2037 local ($linker) = &handle_source_transform
($xlib, $onelib, $obj);
2039 # Determine program to use for link.
2041 if (&variable_defined
($xlib . '_LINK'))
2043 $xlink = $xlib . '_LINK';
2047 $xlink = $linker ?
$linker : 'LINK';
2051 if ($instdirs{$onelib} eq 'EXTRA' || $instdirs{$onelib} eq 'noinst')
2053 # It's an EXTRA_ library, so we can't specify -rpath,
2054 # because we don't know where the library will end up.
2055 # The user probably knows, but generally speaking automake
2056 # doesn't -- and in fact configure could decide
2057 # dynamically between two different locations.
2058 $rpath = 's/\@RPATH\@//go;';
2062 $rpath = ('s/\@RPATH\@/-rpath \$(' . $instdirs{$onelib}
2067 &file_contents_with_transform
('s/\@LTLIBRARY\@/'
2069 . 's/\@XLTLIBRARY\@/'
2072 . 's/\@XLINK\@/' . $xlink . '/go;',
2078 foreach $onelib (@liblist)
2080 # Canonicalize names.
2081 ($xlib = $onelib) =~ tr/A-Za-z0-9_/_/c;
2082 if (&variable_defined
($xlib . '_LIBADD'))
2084 &check_libobjs_sources
($xlib, $xlib . '_LIBADD');
2090 # See if any _SOURCES variable were misspelled. Also, make sure that
2091 # EXTRA_ variables don't contain configure substitutions.
2094 local ($varname, $primary);
2095 foreach $varname (keys %contents)
2097 foreach $primary ('_SOURCES', '_LIBADD', '_LDADD', '_LDFLAGS',
2100 if ($varname =~ /$primary$/ && ! $content_seen{$varname})
2102 &am_line_error
($varname,
2103 "invalid unused variable name: \`$varname'");
2112 # NOTE we no longer automatically clean SCRIPTS, because it is
2113 # useful to sometimes distribute scripts verbatim. This happens
2114 # eg in Automake itself.
2115 &am_install_var
('-candist', 'scripts', 'SCRIPTS',
2116 'bin', 'sbin', 'libexec', 'pkgdata',
2119 local ($scripts_installed) = 0;
2120 # Set $scripts_installed if appropriate. Make sure we only find
2121 # scripts which are actually installed -- this is why we can't
2122 # simply use the return value of am_install_var.
2123 local (%valid) = &am_primary_prefixes
('SCRIPTS', 1, 'bin', 'sbin',
2124 'libexec', 'pkgdata',
2127 foreach $key (keys %valid)
2129 if ($key ne 'noinst'
2131 && &variable_defined
($key . '_SCRIPTS'))
2133 $scripts_installed = 1;
2134 # push (@check_tests, 'check-' . $key . 'SCRIPTS');
2138 if ($scripts_installed)
2140 # If a program is installed, this is required. We only want this
2141 # error to appear once.
2142 &am_conf_error
("AC_ARG_PROGRAM must be used in configure.in")
2143 unless $seen_arg_prog;
2148 # Search a file for a "version.texi" Texinfo include. Return the name
2149 # of the include file if found, or the empty string if not. A
2150 # "version.texi" file is actually any file whose name matches
2152 sub scan_texinfo_file
2154 local ($filename) = @_;
2156 if (! open (TEXI
, $filename))
2158 &am_error
("couldn't open \`$filename': $!");
2161 print "automake: reading $filename\n" if $verbose;
2163 local ($vfile, $outfile);
2166 if (/^\@setfilename +(\S+)/)
2172 if (/^\@include\s+(vers[^.]*\.texi)\s*$/)
2174 # Found version.texi include.
2181 return ($outfile, $vfile);
2184 # Handle all Texinfo source.
2187 &am_line_error
('TEXINFOS',
2188 "\`TEXINFOS' is an anachronism; use \`info_TEXINFOS'")
2189 if &variable_defined
('TEXINFOS');
2190 return if (! &variable_defined
('info_TEXINFOS')
2191 && ! &variable_defined
('html_TEXINFOS'));
2193 if (&variable_defined
('html_TEXINFOS'))
2195 &am_line_error
('html_TEXINFOS',
2196 "HTML generation not yet supported");
2200 local (@texis) = &variable_value_as_list
('info_TEXINFOS', 'all');
2202 local (@info_deps_list, @dvis_list, @texi_deps);
2203 local ($infobase, $info_cursor);
2207 local ($tc_cursor, @texi_cleans);
2210 foreach $info_cursor (@texis)
2212 # FIXME: This is mildly hacky, since it recognizes "txinfo".
2213 # I don't feel like making it right.
2214 ($infobase = $info_cursor) =~ s/\.te?xi(nfo)?$//;
2216 # If 'version.texi' is referenced by input file, then include
2217 # automatic versioning capability.
2218 local ($out_file, $vtexi) = &scan_texinfo_file
($relative_dir
2219 . "/" . $info_cursor);
2221 if ($out_file eq '')
2223 &am_error
("\`$info_cursor' missing \@setfilename");
2227 if ($out_file =~ /\.(.+)$/ && $1 ne 'info')
2229 # FIXME should report line number in input file.
2230 &am_error
("output of \`$info_cursor', \`$out_file', has unrecognized extension");
2236 &am_error
("\`$vtexi', included in \`$info_cursor', also included in \`$versions{$vtexi}'")
2237 if (defined $versions{$vtexi});
2238 $versions{$vtexi} = $info_cursor;
2240 # We number the stamp-vti files. This is doable since the
2241 # actual names don't matter much. We only number starting
2242 # with the second one, so that the common case looks nice.
2243 $vti = ($done ?
$done : 'vti');
2246 &push_dist_common
($vtexi, 'stamp-' . $vti);
2247 push (@clean, $vti);
2249 &require_conf_file_with_line
('info_TEXINFOS', $FOREIGN,
2252 local ($conf_pat, $conf_dir);
2253 if ($config_aux_dir eq '.' || $config_aux_dir eq '')
2255 $conf_dir = '$(srcdir)/';
2259 $conf_dir = $config_aux_dir;
2260 $conf_dir .= '/' unless $conf_dir =~ /\
/$/;
2262 ($conf_pat = $conf_dir) =~ s/(\W)/\\$1/g;
2264 &file_contents_with_transform
2265 ('s/\@TEXI\@/' . $info_cursor . '/g; '
2266 . 's/\@VTI\@/' . $vti . '/g; '
2267 . 's/\@VTEXI\@/' . $vtexi . '/g;'
2268 . 's,\@MDDIR\@,' . $conf_pat . ',g;',
2271 &push_phony_cleaners
($vti);
2274 # If user specified file_TEXINFOS, then use that as explicit
2277 push (@texi_deps, $info_cursor);
2278 push (@texi_deps, $vtexi) if $vtexi;
2280 # Canonicalize name first.
2281 ($canonical = $infobase) =~ tr/A-Za-z0-9_/_/c;
2282 if (&variable_defined
($canonical . "_TEXINFOS"))
2284 push (@texi_deps, '$(' . $canonical . '_TEXINFOS)');
2285 &push_dist_common
('$(' . $canonical . '_TEXINFOS)');
2288 $output_rules .= ("\n" . $out_file . ": "
2289 . join (' ', @texi_deps)
2290 . "\n" . $infobase . ".dvi: "
2291 . join (' ', @texi_deps)
2294 push (@info_deps_list, $out_file);
2295 push (@dvis_list, $infobase . '.dvi');
2297 # Generate list of things to clean for this target. We do
2298 # this explicitly because otherwise too many things could be
2299 # removed. In particular the ".log" extension might
2300 # reasonably be used in other contexts by the user.
2301 # FIXME: this is really out of control.
2302 foreach $tc_cursor ('aux', 'cp', 'cps', 'dvi', 'fn', 'fns', 'pgs',
2303 'ky', 'kys', 'ps', 'log', 'pg', 'toc', 'tp', 'tps',
2304 'vr', 'vrs', 'op', 'tr', 'cv', 'cn', 'cm', 'ov')
2306 push (@texi_cleans, $infobase . '.' . $tc_cursor);
2310 # Find these programs wherever they may lie. Yes, this has
2311 # intimate knowledge of the structure of the texinfo distribution.
2312 &define_program_variable
('MAKEINFO', 'build', 'texinfo/makeinfo',
2314 # Circumlocution to avoid accidental
2315 # configure substitution.
2317 &define_program_variable
('TEXI2DVI', 'src', 'texinfo/util',
2320 # Set transform for including texinfos.am. First, handle --cygnus
2325 $xform = 's/^NOTCYGNUS.*$//; s/^CYGNUS//;';
2329 $xform = 's/^CYGNUS.*$//; s/^NOTCYGNUS//;';
2332 # Handle location of texinfo.tex.
2333 local ($need_texi_file) = 0;
2334 local ($texinfo_tex);
2337 $texinfo_tex = '$(top_srcdir)/../texinfo/texinfo.tex';
2338 &define_variable
('TEXINFO_TEX', $texinfo_tex);
2341 elsif ($config_aux_dir ne '.' && $config_aux_dir ne '')
2343 $texinfo_tex = $config_aux_dir . '/texinfo.tex';
2344 &define_variable
('TEXINFO_TEX', $texinfo_tex);
2345 $need_texi_file = 2; # so that we require_conf_file later
2347 elsif (&variable_defined
('TEXINFO_TEX'))
2349 # The user defined TEXINFO_TEX so assume he knows what he is
2351 $texinfo_tex = ('$(srcdir)/'
2352 . &dirname
(&variable_value
('TEXINFO_TEX')));
2356 $texinfo_tex = '$(srcdir)/texinfo.tex';
2357 $need_texi_file = 1;
2360 ($xxform = $texinfo_tex) =~ s/\/texinfo\.tex$//;
2361 $xxform =~ s/(\W)/\\$1/g;
2362 $xform .= ' s/\@TEXINFODIR\@/' . $xxform . '/g;';
2364 $output_rules .= &file_contents_with_transform
($xform, 'texinfos');
2365 push (@phony, 'install-info-am', 'uninstall-info');
2366 push (@dist_targets, 'dist-info');
2368 # How to clean. The funny name is due to --cygnus influence; in
2369 # Cygnus mode, `clean-info' is a target that users can use.
2370 $output_rules .= "\nmostlyclean-aminfo:\n";
2371 &pretty_print_rule
("\t-rm -f", "\t ", @texi_cleans);
2372 $output_rules .= ("\nclean-aminfo:\n\ndistclean-aminfo:\n\n"
2373 . "maintainer-clean-aminfo:\n\t"
2374 # Eww. But how else can we find all the output
2375 # files from makeinfo?
2376 . ($cygnus_mode ?
'' : 'cd $(srcdir) && ')
2377 . 'for i in $(INFO_DEPS); do' . " \\\n"
2378 . "\t" . ' rm -f $$i;' . " \\\n"
2379 . "\t" . ' if test "`echo $$i-[0-9]*`" != "$$i-[0-9]*"; then' . " \\\n"
2380 . "\t" . ' rm -f $$i-[0-9]*;' . " \\\n"
2381 . "\t" . ' fi;' . " \\\n"
2383 &push_phony_cleaners
('aminfo');
2386 $output_rules .= "clean-info: mostlyclean-aminfo\n";
2389 push (@suffixes, '.texi', '.texinfo', '.txi', '.info', '.dvi', '.ps');
2391 if (! defined $options{'no-installinfo'})
2393 push (@uninstall, 'uninstall-info');
2394 push (@installdirs, '$(DESTDIR)$(infodir)');
2395 unshift (@install_data, 'install-info-am');
2397 # Make sure documentation is made and installed first. Use
2398 # $(INFO_DEPS), not 'info', because otherwise recursive makes
2399 # get run twice during "make all".
2400 unshift (@all, '$(INFO_DEPS)');
2402 push (@clean, 'aminfo');
2403 push (@info, '$(INFO_DEPS)');
2404 push (@dvi, '$(DVIS)');
2406 &define_variable
("INFO_DEPS", join (' ', @info_deps_list));
2407 &define_variable
("DVIS", join (' ', @dvis_list));
2408 # This next isn't strictly needed now -- the places that look here
2409 # could easily be changed to look in info_TEXINFOS. But this is
2410 # probably better, in case noinst_TEXINFOS is ever supported.
2411 &define_variable
("TEXINFOS", &variable_value
('info_TEXINFOS'));
2413 # Do some error checking. Note that this file is not required
2414 # when in Cygnus mode; instead we defined TEXINFO_TEX explicitly
2416 if ($need_texi_file && ! defined $options{'no-texinfo.tex'})
2418 if ($need_texi_file > 1)
2420 &require_conf_file_with_line
('info_TEXINFOS', $FOREIGN,
2425 &require_file_with_line
('info_TEXINFOS', $FOREIGN, 'texinfo.tex');
2430 # Handle any man pages.
2431 sub handle_man_pages
2433 &am_line_error
('MANS', "\`MANS' is an anachronism; use \`man_MANS'")
2434 if &variable_defined
('MANS');
2435 return if ! &variable_defined
('man_MANS');
2437 # Find all the sections in use. We do this by first looking for
2438 # "standard" sections, and then looking for any additional
2439 # sections used in man_MANS.
2440 local ($sect, %sections, %vlist);
2441 # Add more sections as needed.
2442 foreach $sect ('0'..'9', 'n', 'l')
2444 if (&variable_defined
('man' . $sect . '_MANS'))
2446 $sections{$sect} = 1;
2447 $vlist{'$(man' . $sect . '_MANS)'} = 1;
2451 if (&variable_defined
('man_MANS'))
2453 $vlist{'$(man_MANS)'} = 1;
2454 foreach (&variable_value_as_list
('man_MANS', 'all'))
2456 # A page like `foo.1c' goes into man1dir.
2457 if (/\.([0-9a-z])([a-z]*)$/)
2465 # Now for each section, generate an install and unintall rule.
2466 # Sort sections so output is deterministic.
2468 foreach $sect (sort keys %sections)
2470 &define_variable
('man' . $sect . 'dir', '$(mandir)/man' . $sect);
2471 push (@installdirs, '$(DESTDIR)$(mandir)/man' . $sect)
2472 unless defined $options{'no-installman'};
2473 $output_rules .= &file_contents_with_transform
('s/\@SECTION\@/'
2476 push (@phony, 'install-man' . $sect, 'uninstall-man' . $sect);
2477 push (@namelist, 'install-man' . $sect);
2480 # We don't really need this, but we use it in case we ever want to
2481 # support noinst_MANS.
2482 &define_variable
("MANS", join (' ', sort keys %vlist));
2484 # Generate list of install dirs.
2485 $output_rules .= ("install-man: \$(MANS)\n"
2486 . "\t\@\$(NORMAL_INSTALL)\n");
2487 &pretty_print_rule
("\t\$(MAKE) \$(AM_MAKEFLAGS)", "\t ", @namelist);
2488 push (@phony, 'install-man');
2490 $output_rules .= "uninstall-man:\n\t\@\$(NORMAL_UNINSTALL)\n";
2491 grep ($_ = 'un' . $_, @namelist);
2492 &pretty_print_rule
("\t\$(MAKE) \$(AM_MAKEFLAGS)", "\t ", @namelist);
2493 push (@phony, 'uninstall-man');
2495 $output_vars .= &file_contents
('mans-vars');
2497 if (! defined $options{'no-installman'})
2499 push (@install_data, 'install-man');
2500 push (@uninstall, 'uninstall-man');
2501 push (@all, '$(MANS)');
2505 # Handle DATA variables.
2508 &am_install_var
('-noextra', '-candist', 'data', 'DATA',
2509 'data', 'sysconf', 'sharedstate', 'localstate',
2510 'pkgdata', 'noinst', 'check');
2516 push (@phony, 'tags');
2517 local (@tag_deps) = ();
2518 if (&variable_defined
('SUBDIRS'))
2520 $output_rules .= ("tags-recursive:\n"
2521 . "\tlist=\'\$(SUBDIRS)\'; for subdir in \$\$list; do \\\n"
2522 # Never fail here if a subdir fails; it
2524 . "\t test \"\$\$subdir\" = . || (cd \$\$subdir"
2525 . " && \$(MAKE) \$(AM_MAKEFLAGS) tags); \\\n"
2527 push (@tag_deps, 'tags-recursive');
2528 push (@phony, 'tags-recursive');
2531 if (&saw_sources_p
(1)
2532 || &variable_defined
('ETAGS_ARGS')
2535 local ($xform) = '';
2537 foreach $one_hdr (@config_headers)
2539 if ($relative_dir eq &dirname
($one_hdr))
2541 # The config header is in this directory. So require it.
2543 ($var = &basename
($one_hdr)) =~ s/(\W)/\\$1/g;
2544 $xform .= ' ' if $xform;
2548 $xform = ('s/\@CONFIG\@/' . $xform . '/;'
2549 . 's/\@DIRS\@/' . join (' ', @tag_deps) . '/;');
2551 if (&variable_defined
('SUBDIRS'))
2553 $xform .= 's/^SUBDIRS//;';
2557 $xform .= 's/^SUBDIRS.*$//;';
2560 $output_rules .= &file_contents_with_transform
($xform, 'tags');
2561 $output_rules .= &file_contents
('tags-clean');
2562 push (@clean, 'tags');
2563 &push_phony_cleaners
('tags');
2564 &examine_variable
('TAGS_DEPENDENCIES');
2566 elsif (&variable_defined
('TAGS_DEPENDENCIES'))
2568 &am_line_error
('TAGS_DEPENDENCIES',
2569 "doesn't make sense to define \`TAGS_DEPENDENCIES' without sources or \`ETAGS_ARGS'");
2573 # Every Makefile must define some sort of TAGS rule.
2574 # Otherwise, it would be possible for a top-level "make TAGS"
2575 # to fail because some subdirectory failed.
2576 $output_rules .= "tags: TAGS\nTAGS:\n\n";
2580 # Handle multilib support.
2583 return unless $seen_multilib;
2585 $output_rules .= &file_contents
('multilib.am');
2586 &push_phony_cleaners
('multi');
2587 push (@phony, 'all-multi', 'install-multi');
2590 # Worker for handle_dist.
2591 sub handle_dist_worker
2593 local ($makefile) = @_;
2595 $output_rules .= 'distdir: $(DISTFILES)' . "\n";
2597 # Initialization; only at top level.
2598 if ($relative_dir eq '.')
2600 if (defined $options{'check-news'})
2602 # For Gnits users, this is pretty handy. Look at 15 lines
2603 # in case some explanatory text is desirable.
2604 $output_rules .= ' @if sed 15q $(srcdir)/NEWS | fgrep -e "$(VERSION)" > /dev/null; then :; else \\
2605 echo "NEWS not updated; not releasing" 1>&2; \\
2612 # Create dist directory.
2613 $output_rules .= ("\t-chmod -R a+w \$(distdir) > /dev/null 2>&1; rm -rf \$(distdir)\n"
2614 . "\tmkdir \$(distdir)\n");
2617 # Scan EXTRA_DIST to see if we need to distribute anything from a
2618 # subdir. If so, add it to the list. I didn't want to do this
2619 # originally, but there were so many requests that I finally
2622 if (&variable_defined
('EXTRA_DIST'))
2624 # FIXME: This should be fixed to work with conditionals. That
2625 # will require only making the entries in @dist_dirs under the
2626 # appropriate condition. This is meaningful if the nature of
2627 # the distribution should depend upon the configure options
2629 foreach (&variable_value_as_list
('EXTRA_DIST', ''))
2632 next unless s
,/+[^/]+$,,;
2633 push (@dist_dirs, $_)
2638 # We have to check DIST_COMMON for extra directories in case the
2639 # user put a source used in AC_OUTPUT into a subdir.
2640 foreach (&variable_value_as_list
('DIST_COMMON', 'all'))
2643 next unless s
,/+[^/]+$,,;
2644 push (@dist_dirs, $_)
2650 # Prepend $(distdir) to each directory given. Doing it via a
2651 # hash lets us ensure that each directory is used only once.
2653 grep ($dhash{'$(distdir)/' . $_} = 1, @dist_dirs);
2654 $output_rules .= "\t";
2655 &pretty_print_rule
('$(mkinstalldirs)', "\t ", sort keys %dhash);
2658 # In loop, test for file existence because sometimes a file gets
2659 # included in DISTFILES twice. For example this happens when a
2660 # single source file is used in building more than one program.
2661 # Also, there are situations in which "ln" can fail. For instance
2662 # a file to distribute could actually be a cross-filesystem
2663 # symlink -- this can easily happen if "gettextize" was run on the
2665 $output_rules .= "\t\@for file in \$(DISTFILES); do \\\n";
2668 $output_rules .= "\t if test -f \$\$file; then d=.; else d=\$(srcdir); fi; \\\n";
2672 $output_rules .= "\t d=\$(srcdir); \\\n";
2674 $output_rules .= ("\t if test -d \$\$d/\$\$file; then \\\n"
2675 # Don't mention $$file in destination argument,
2676 # since this fails if destination directory
2677 # already exists. Also, use `-R' and not `-r'.
2678 # `-r' is almost always incorrect.
2679 . "\t cp -pR \$\$d/\$\$file \$(distdir) \\\n"
2680 . "\t || exit 1; \\\n"
2682 . "\t test -f \$(distdir)/\$\$file \\\n"
2683 . "\t || cp -p \$\$d/\$\$file \$(distdir)/\$\$file \\\n"
2684 . "\t || exit 1; \\\n"
2688 # If we have SUBDIRS, create all dist subdirectories and do
2690 if (&variable_defined
('SUBDIRS'))
2692 # If SUBDIRS is conditionally defined, then set DIST_SUBDIRS
2693 # to all possible directories, and use it. If DIST_SUBDIRS is
2694 # defined, just use it.
2695 local ($dist_subdir_name);
2696 if (&variable_conditions
('SUBDIRS')
2697 || &variable_defined
('DIST_SUBDIRS'))
2699 $dist_subdir_name = 'DIST_SUBDIRS';
2700 if (! &variable_defined
('DIST_SUBDIRS'))
2702 local (@full_list) = &variable_value_as_list
('SUBDIRS',
2704 local (@ds_list, %uniq, $iter);
2705 foreach $iter (@full_list)
2707 if (! defined $uniq{$iter})
2710 push (@ds_list, $iter);
2713 &define_pretty_variable
('DIST_SUBDIRS', '', @ds_list);
2718 $dist_subdir_name = 'SUBDIRS';
2721 # Test for directory existence here because previous automake
2722 # invocation might have created some directories. Note that
2723 # we explicitly set distdir for the subdir make; that lets us
2724 # mix-n-match many automake-using packages into one large
2725 # package, and have "dist" at the top level do the right
2726 # thing. If we're in the topmost directory, then we use
2727 # `distdir' instead of `top_distdir'; this lets us work
2728 # correctly with an enclosing package.
2730 ("\t" . 'for subdir in $(' . $dist_subdir_name . '); do ' . "\\\n"
2731 . "\t" . ' if test "$$subdir" = .; then :; else ' . "\\\n"
2732 . "\t" . ' test -d $(distdir)/$$subdir ' . "\\\n"
2733 . "\t" . ' || mkdir $(distdir)/$$subdir ' . "\\\n"
2734 . "\t" . ' || exit 1; ' . "\\\n"
2735 . "\t" . ' (cd $$subdir'
2736 . ' && $(MAKE) $(AM_MAKEFLAGS) top_distdir=../$('
2737 . (($relative_dir eq '.') ?
'distdir' : 'top_distdir')
2738 . ') distdir=../$(distdir)/$$subdir distdir) ' . "\\\n"
2739 . "\t" . ' || exit 1; ' . "\\\n"
2740 . "\t" . ' fi; ' . "\\\n"
2744 # If the target `dist-hook' exists, make sure it is run. This
2745 # allows users to do random weird things to the distribution
2746 # before it is packaged up.
2747 push (@dist_targets, 'dist-hook') if &target_defined
('dist-hook');
2750 foreach $targ (@dist_targets)
2752 # We must explicitly set distdir and top_distdir for these
2754 $output_rules .= ("\t\$(MAKE) \$(AM_MAKEFLAGS)"
2755 . " top_distdir=\"\$(top_distdir)\""
2756 . " distdir=\"\$(distdir)\" $targ\n");
2759 push (@phony, 'distdir');
2762 # Handle 'dist' target.
2765 local ($makefile) = @_;
2767 # Set up maint_charset.
2768 $local_maint_charset = &variable_value
('MAINT_CHARSET')
2769 if &variable_defined
('MAINT_CHARSET');
2770 $maint_charset = $local_maint_charset
2771 if $relative_dir eq '.';
2773 if (&variable_defined
('DIST_CHARSET'))
2775 &am_line_error
('DIST_CHARSET',
2776 "DIST_CHARSET defined but no MAINT_CHARSET defined")
2777 if ! $local_maint_charset;
2778 if ($relative_dir eq '.')
2780 $dist_charset = &variable_value
('DIST_CHARSET')
2784 &am_line_error
('DIST_CHARSET',
2785 "DIST_CHARSET can only be defined at top level");
2789 # Look for common files that should be included in distribution.
2791 foreach $cfile (@common_files)
2793 if (-f
($relative_dir . "/" . $cfile))
2795 &push_dist_common
($cfile);
2799 # Always require configure.in and configure at top level, even if
2800 # they don't exist. This is especially important for configure,
2801 # since it won't be created until autoconf is run -- which might
2802 # be after automake is run.
2803 &push_dist_common
('configure.in', 'configure')
2804 if $relative_dir eq '.';
2806 # We might copy elements from %configure_dist_common to
2807 # %dist_common if we think we need to. If the file appears in our
2808 # directory, we would have discovered it already, so we don't
2809 # check that. But if the file is in a subdir without a Makefile,
2810 # we want to distribute it here if we are doing `.'. Ugly!
2811 if ($relative_dir eq '.')
2814 foreach $iter (keys %configure_dist_common)
2816 if (! &is_make_dir
(&dirname
($iter)))
2818 &push_dist_common
($iter);
2823 # Keys of %dist_common are names of files to distributed. We put
2824 # README first because it then becomes easier to make a
2825 # Usenet-compliant shar file (in these, README must be first).
2826 # FIXME: do more ordering of files here.
2828 if (defined $dist_common{'README'})
2830 push (@coms, 'README');
2831 delete $dist_common{'README'};
2833 push (@coms, sort keys %dist_common);
2835 # Now that we've processed %dist_common, disallow further attempts
2837 $handle_dist_run = 1;
2839 &define_pretty_variable
("DIST_COMMON", '', @coms);
2840 $output_vars .= "\n";
2843 $output_vars .= &file_contents
('dist-vars') . "\n";
2844 &define_variable
('GZIP_ENV', '--best');
2846 # Put these things in rules section so it is easier for whoever
2847 # reads Makefile.in.
2848 if (! &variable_defined
('distdir'))
2850 if ($relative_dir eq '.')
2852 $output_rules .= "\n" . 'distdir = $(PACKAGE)-$(VERSION)' . "\n";
2856 $output_rules .= ("\n"
2857 . 'distdir = $(top_builddir)/$(PACKAGE)-$(VERSION)/$(subdir)'
2861 if ($relative_dir eq '.')
2863 $output_rules .= "top_distdir = \$(distdir)\n";
2865 $output_rules .= "\n";
2867 # Generate 'dist' target, and maybe other dist targets.
2868 if ($relative_dir eq '.')
2870 # Rule to check whether a distribution is viable.
2871 local ($xform) = '';
2873 if (&target_defined
('distcheck-hook'))
2875 $xform .= 's/^DISTHOOK//;';
2879 $xform .= 's/^DISTHOOK.*$//;';
2883 $xform .= 's/^GETTEXT//;';
2887 $xform .= 's/^GETTEXT.*$//;';
2890 $output_rules .= &file_contents_with_transform
($xform, 'dist');
2892 local ($dist_all) = ('dist-all: distdir' . "\n"
2895 foreach $curs ('dist', 'dist-shar', 'dist-zip', 'dist-tarZ',
2898 if (defined $options{$curs} || $curs eq 'dist')
2900 $output_rules .= ($curs . ': distdir' . "\n"
2904 $dist_all .= $dist{$curs};
2907 $output_rules .= $dist_all . $dist_trailer;
2910 # Generate distdir target.
2911 &handle_dist_worker
($makefile);
2914 # A subroutine of handle_dependencies. This function includes
2915 # `depend2' with appropriate transformations.
2920 # First include code for ordinary objects.
2921 local ($key) = $lang . '-autodep';
2922 local ($xform, $ext);
2924 local ($pfx) = $language_map{$key};
2925 local ($fpfx) = ($pfx eq '') ?
'CC' : $pfx;
2926 $xform = ('s/\@PFX\@/' . $pfx . '/g;'
2927 . 's/\@FPFX\@/' . $fpfx . '/g;'
2928 . ($seen_objext ?
's/^OBJEXT//;' : 's/^OBJEXT.*$//;')
2929 . ($seen_libtool ?
's/^LIBTOOL//;' : 's/^LIBTOOL.*$//;'));
2931 # This function can be called even when we don't want dependency
2932 # tracking. This happens when we need an explicit rule for some
2933 # target. In this case we don't want to include the generic code.
2934 if ($use_dependencies)
2936 local ($xform1) = ($xform
2937 . 's/\@BASE\@/\$\*/g;'
2938 . 's/\@SOURCE\@/\$\</g;'
2939 . 's/\@(LT|OBJ)?OBJ\@/\$\@/g;');
2941 foreach $ext (&lang_extensions
($lang))
2943 $output_rules .= (&file_contents_with_transform
('s/\@EXT\@/'
2948 for $sourcedir (keys %sourcedirs) {
2949 $output_rules .= (&file_contents_with_transform
(
2950 's/\@EXT\@([^:]*):/'
2951 . '%$1: ' . quotemeta($sourcedir) . '\/%' . $ext . '/g;'
2959 # Now include code for each specially handled object with this
2961 local (@list) = grep ($_ ne '', split (' ', $lang_specific_files{$lang}));
2962 local ($max) = scalar @list;
2964 local ($derived, $source, $obj);
2966 # If dependency tracking is disabled, we just elide the code.
2967 if (! $use_dependencies)
2969 $xform .= 's/\@AMDEP\@.*$//;';
2974 $derived = $list[$i];
2975 ($source = $list[$i + 1]) =~ s
,([/\
$]),\\$1,g
;
2976 ($obj = $list[$i + 2]) =~ s
,([/\
$]),\\$1,g
;
2979 local ($flag) = $language_map{$lang . '-flags'};
2980 local ($val) = "(${derived}_${flag}";
2981 ($rule = $language_map{$lang . '-compile'}) =~
2984 $rule =~ s
,([/\
$]),\\$1,g
;
2986 # Generate a transform which will turn suffix targets in
2987 # depend2.am into real targets for the particular objects we
2990 &file_contents_with_transform
($xform
2991 . 's/\$\(' . $pfx . 'COMPILE\)/'
2993 . 's/\$\(LT' . $pfx . 'COMPILE\)/'
2994 . '\$(LIBTOOL) --mode=compile '
2996 # Generate rule for `.o'.
2998 . $obj . '.o: ' . $source
3000 # Maybe generate rule for `.lo'.
3001 # Might be eliminated by
3003 . 's/^\@EXT\@\.lo:/'
3004 . $obj . '.lo: ' . $source
3006 # Maybe generate rule for `.obj'.
3007 # Might be eliminated by
3009 . 's/^\@EXT\@\.obj:/'
3010 . $obj . '.obj: ' . $source
3012 # Handle source and obj
3014 . 's/\@OBJ\@/' . $obj . '.o/g;'
3015 . 's/\@OBJOBJ\@/' . $obj . '.obj/g;'
3016 . 's/\@LTOBJ\@/' . $obj . '.lo/g;'
3017 . 's/\@BASE\@/' . $obj . '/g;'
3018 . 's/\@SOURCE\@/' . $source . '/g;',
3023 # Handle auto-dependency code.
3024 sub handle_dependencies
3026 if ($use_dependencies)
3028 # Include auto-dep code. Don't include it if DEP_FILES would
3030 if (&saw_sources_p
(0) && keys %dep_files)
3032 &require_config_file
($FOREIGN, 'depcomp');
3034 # Set location of depcomp.
3035 if ($config_aux_dir ne '.' && $config_aux_dir ne '')
3037 &define_variable
('depcomp', ('$(SHELL) ' . $config_aux_dir
3042 &define_variable
('depcomp',
3043 '$(SHELL) $(top_srcdir)/depcomp');
3047 local (@deplist) = sort keys %dep_files;
3049 &define_pretty_variable
('DEP_FILES', '', ("\@AMDEP\@", @deplist));
3051 # Generate each `include' individually. Irix 6 make will
3052 # not properly include several files resulting from a
3053 # variable expansion; generating many separate includes
3055 $output_rules .= "\n";
3056 foreach $iter (@deplist)
3058 $output_rules .= "\@AMDEP\@" . 'include ' . $iter . "\n";
3061 $output_rules .= &file_contents
('depend');
3062 push (@clean, 'depend');
3063 &push_phony_cleaners
('depend');
3068 &define_variable
('depcomp', '');
3071 local ($key, $lang, $ext, $xform);
3072 foreach $key (sort keys %language_map)
3074 next unless $key =~ /^(.*)-autodep$/;
3075 next if $language_map{$key} eq 'no';
3080 # Handle subdirectories.
3083 return if ! &variable_defined
('SUBDIRS');
3085 # Make sure each directory mentioned in SUBDIRS actually exists.
3087 foreach $dir (&variable_value_as_list
('SUBDIRS', 'all'))
3089 # Skip directories substituted by configure.
3090 next if $dir =~ /^\@.*\@$/;
3092 if (! -d
$am_relative_dir . '/' . $dir)
3094 &am_line_error
('SUBDIRS',
3095 "required directory $am_relative_dir/$dir does not exist");
3099 &am_line_error
('SUBDIRS', "directory should not contain \`/'")
3103 local ($xform) = ('s/\@INSTALLINFO\@/' .
3104 (defined $options{'no-installinfo'}
3105 ?
'install-info-recursive'
3108 $output_rules .= &file_contents_with_transform
($xform, 'subdirs');
3110 # Push a bunch of phony targets.
3112 foreach $phonies ('', '-data', '-exec', 'dirs')
3114 push (@phony, 'install' . $phonies . '-recursive');
3115 push (@phony, 'uninstall' . $phonies . '-recursive');
3117 foreach $phonies ('all', 'check', 'installcheck', 'info', 'dvi')
3119 push (@phony, $phonies . '-recursive');
3121 &push_phony_cleaners
('recursive');
3123 $recursive_install = 1;
3126 # Handle aclocal.m4.
3127 sub handle_aclocal_m4
3129 local ($regen_aclocal) = 0;
3130 if (-f
'aclocal.m4')
3132 &define_variable
("ACLOCAL_M4", '$(top_srcdir)/aclocal.m4');
3133 &push_dist_common
('aclocal.m4');
3135 if (open (ACLOCAL
, '< aclocal.m4'))
3141 if ($line =~ 'generated automatically by aclocal')
3148 local ($acinclude) = 0;
3149 if (-f
'acinclude.m4')
3155 # Note that it might be possible that aclocal.m4 doesn't exist but
3156 # should be auto-generated. This case probably isn't very
3160 local (@ac_deps) = (
3162 ?
"\@MAINTAINER_MODE_TRUE\@"
3165 ($acinclude ?
' acinclude.m4' : '')
3168 # Scan all -I directories for m4 files. These are our
3170 if (&variable_defined
('ACLOCAL_AMFLAGS'))
3172 local ($examine_next, $amdir) = 0;
3173 foreach $amdir (&variable_value_as_list
('ACLOCAL_AMFLAGS', ''))
3178 if ($amdir !~ /^\// && -d
$amdir)
3180 push (@ac_deps, &my_glob
($amdir . '/*.m4'));
3183 elsif ($amdir eq '-I')
3190 &pretty_print_rule
("\$(ACLOCAL_M4):", "\t\t", @ac_deps);
3192 $output_rules .= ("\t"
3193 . 'cd $(srcdir) && $(ACLOCAL)'
3194 . (&variable_defined
('ACLOCAL_AMFLAGS')
3195 ?
' $(ACLOCAL_AMFLAGS)' : '')
3200 # Rewrite a list of input files into a form suitable to put on a
3201 # dependency list. The idea is that if an input file has a directory
3202 # part the same as the current directory, then the directory part is
3203 # simply removed. But if the directory part is different, then
3204 # $(top_srcdir) is prepended. Among other things, this is used to
3205 # generate the dependency list for the output files generated by
3206 # AC_OUTPUT. Consider what the dependencies should look like in this
3208 # AC_OUTPUT(src/out:src/in1:lib/in2)
3209 # The first argument, ADD_SRCDIR, is 1 if $(top_srcdir) should be added.
3210 # If 0 then files that require this addition will simply be ignored.
3211 sub rewrite_inputs_into_dependencies
3213 local ($add_srcdir, @inputs) = @_;
3214 local ($single, @newinputs);
3216 foreach $single (@inputs)
3218 if (&dirname
($single) eq $relative_dir)
3220 push (@newinputs, &basename
($single));
3224 push (@newinputs, '$(top_srcdir)/' . $single);
3231 # Handle remaking and configure stuff.
3232 # We need the name of the input file, to do proper remaking rules.
3233 sub handle_configure
3235 local ($local, $input, @secondary_inputs) = @_;
3237 local ($top_reldir);
3239 local ($input_base) = &basename
($input);
3240 local ($local_base) = &basename
($local);
3242 local ($amfile) = $input_base . '.am';
3243 # We know we can always add '.in' because it really should be an
3244 # error if the .in was missing originally.
3245 local ($infile) = '$(srcdir)/' . $input_base . '.in';
3246 local ($colon_infile);
3247 if ($local ne $input || @secondary_inputs)
3249 $colon_infile = ':' . $input . '.in';
3251 $colon_infile .= ':' . join (':', @secondary_inputs)
3252 if @secondary_inputs;
3254 local (@rewritten) = &rewrite_inputs_into_dependencies
(1,
3257 # This rule remakes the Makefile.in. Note use of
3258 # @MAINTAINER_MODE_TRUE@ forces us to abandon pretty-printing.
3260 $output_rules .= ($infile
3261 # NOTE perl 5.003 (with -w) gives a
3262 # uninitialized value error on the next line.
3265 . ($seen_maint_mode ?
"\@MAINTAINER_MODE_TRUE\@ " : '')
3267 . '$(top_srcdir)/configure.in $(ACLOCAL_M4)'
3268 . ' ' . join (' ', @include_stack)
3270 . "\tcd \$(top_srcdir) && \$(AUTOMAKE) "
3271 . ($cygnus_mode ?
'--cygnus' : ('--' . $strictness_name))
3272 . ($cmdline_use_dependencies ?
'' : ' --ignore-deps')
3273 . ' ' . $input . $colon_infile . "\n\n");
3275 # This rule remakes the Makefile.
3276 $output_rules .= ($local_base
3277 # NOTE: bogus uninit value error on next line;
3278 # see comment above.
3281 . join (' ', @rewritten)
3282 . ' $(top_builddir)/config.status'
3284 . "\tcd \$(top_builddir) \\\n"
3285 . "\t && CONFIG_FILES="
3286 . (($relative_dir eq '.') ?
'$@' : '$(subdir)/$@')
3288 . ' CONFIG_HEADERS= $(SHELL) ./config.status'
3291 if ($relative_dir ne '.')
3294 $top_reldir = '../';
3299 $output_rules .= &file_contents
('remake');
3300 &examine_variable
('CONFIG_STATUS_DEPENDENCIES');
3301 &examine_variable
('CONFIGURE_DEPENDENCIES');
3304 &push_dist_common
('acconfig.h')
3308 # If we have a configure header, require it.
3310 local (@local_fullnames) = @config_fullnames;
3311 local (@local_names) = @config_names;
3312 local ($hdr_index) = 0;
3313 local ($distclean_config) = '';
3314 foreach $one_hdr (@config_headers)
3316 local ($one_fullname) = shift (@local_fullnames);
3317 local ($one_name) = shift (@local_names);
3319 local ($header_dir) = &dirname
($one_name);
3321 # If the header is in the current directory we want to build
3322 # the header here. Otherwise, if we're at the topmost
3323 # directory and the header's directory doesn't have a
3324 # Makefile, then we also want to build the header.
3325 if ($relative_dir eq $header_dir
3326 || ($relative_dir eq '.' && ! &is_make_dir
($header_dir)))
3328 local ($ch_sans_dir, $cn_sans_dir, $stamp_dir);
3329 if ($relative_dir eq $header_dir)
3331 $cn_sans_dir = &basename
($one_name);
3336 $cn_sans_dir = $one_name;
3337 if ($header_dir eq '.')
3343 $stamp_dir = $header_dir . '/';
3347 # Compute relative path from directory holding output
3348 # header to directory holding input header. FIXME:
3349 # doesn't handle case where we have multiple inputs.
3350 if (&dirname
($one_hdr) eq $relative_dir)
3352 $ch_sans_dir = &basename
($one_hdr);
3356 local (@rel_out_path);
3357 # FIXME this chunk of code should be its own sub.
3358 # It is used elsewhere.
3359 foreach (split (/\//, $relative_dir))
3361 next if $_ eq '' || $_ eq '.';
3364 # FIXME: actually this is an error.
3369 push (@rel_out_path, '..');
3374 $ch_sans_dir = join ('/', @rel_out_path) . '/' . $one_hdr;
3378 $ch_sans_dir = $one_hdr;
3382 &require_file_with_conf_line
($config_header_line,
3383 $FOREIGN, $ch_sans_dir);
3385 # Header defined and in this directory.
3387 if (-f
$one_name . '.top')
3389 push (@files, "${cn_sans_dir}.top");
3391 if (-f
$one_name . '.bot')
3393 push (@files, "${cn_sans_dir}.bot");
3396 &push_dist_common
(@files);
3398 # For now, acconfig.h can only appear in the top srcdir.
3399 if (-f
'acconfig.h')
3401 if ($relative_dir eq '.')
3403 push (@files, 'acconfig.h');
3407 # Strange quoting because this gets fed through
3409 push (@files, '\$(top_srcdir)/acconfig.h');
3413 local ($stamp_name) = 'stamp-h';
3414 $stamp_name .= "${hdr_index}" if scalar (@config_headers) > 1;
3416 local ($xform) = '';
3418 $xform = 's,\@FILES\@,' . join (' ', @files) . ',;';
3419 $xform .= 's,\@CONFIG_HEADER\@,' . "${cn_sans_dir}" . ',;';
3420 $xform .= 's,\@CONFIG_HEADER_IN\@,' . "${ch_sans_dir}" . ',;';
3421 $xform .= 's,\@CONFIG_HEADER_FULL\@,' . "${one_fullname}" . ',;';
3422 $xform .= 's,\@STAMP\@,' . "${stamp_dir}${stamp_name}" . ',g;';
3424 local ($out_dir) = &dirname
($ch_sans_dir);
3425 $xform .= 's,\@SRC_STAMP\@,' . "${out_dir}/${stamp_name}" . ',g;';
3426 $output_rules .= &file_contents_with_transform
($xform,
3429 &create
("${relative_dir}/${out_dir}/${stamp_name}.in");
3430 &require_file_with_conf_line
($config_header_line, $FOREIGN,
3431 "${out_dir}/${stamp_name}.in");
3433 $distclean_config .= ' ' if $distclean_config;
3434 $distclean_config .= $cn_sans_dir;
3438 if ($distclean_config)
3440 $output_rules .= &file_contents_with_transform
('s,\@FILES\@,'
3444 push (@clean, 'hdr');
3445 &push_phony_cleaners
('hdr');
3448 # Set location of mkinstalldirs.
3449 if ($config_aux_dir ne '.' && $config_aux_dir ne '')
3451 &define_variable
('mkinstalldirs', ('$(SHELL) ' . $config_aux_dir
3452 . '/mkinstalldirs'));
3456 &define_variable
('mkinstalldirs',
3457 '$(SHELL) $(top_srcdir)/mkinstalldirs');
3460 &am_line_error
('CONFIG_HEADER',
3461 "\`CONFIG_HEADER' is an anachronism; now determined from \`configure.in'")
3462 if &variable_defined
('CONFIG_HEADER');
3465 local ($config_header) = '';
3466 foreach $one_name (@config_names)
3468 # Generate CONFIG_HEADER define.
3470 if ($relative_dir eq &dirname
($one_name))
3472 $one_hdr = &basename
($one_name);
3476 $one_hdr = "${top_builddir}/${one_name}";
3479 $config_header .= ' ' if $config_header;
3480 $config_header .= $one_hdr;
3484 &define_variable
("CONFIG_HEADER", $config_header);
3487 # Now look for other files in this directory which must be remade
3488 # by config.status, and generate rules for them.
3489 local (@actual_other_files) = ();
3490 local ($file, $local);
3491 local (@inputs, @rewritten_inputs, $single);
3492 local ($need_rewritten);
3493 foreach $file (@other_input_files)
3495 if ($file =~ /^([^:]*):(.*)$/)
3497 # This is the ":" syntax of AC_OUTPUT.
3499 $local = &basename
($file);
3500 @inputs = split (':', $2);
3501 @rewritten_inputs = &rewrite_inputs_into_dependencies
(1, @inputs);
3502 $need_rewritten = 1;
3507 $local = &basename
($file);
3508 @inputs = ($local . '.in');
3510 &rewrite_inputs_into_dependencies
(1, $file . '.in');
3511 $need_rewritten = 0;
3514 # Skip files not in this directory.
3515 next unless &dirname
($file) eq $relative_dir;
3517 # Skip any file that is an automake input.
3518 next if -f
$file . '.am';
3520 # Some users have been tempted to put `stamp-h' in the
3521 # AC_OUTPUT line. This won't do the right thing, so we
3522 # explicitly fail here.
3523 if ($local eq 'stamp-h')
3525 # FIXME: allow real filename.
3526 &am_conf_error
('configure.in', $ac_output_line,
3527 'stamp-h should not appear in AC_OUTPUT');
3531 $output_rules .= ($local . ': '
3532 . '$(top_builddir)/config.status '
3533 . join (' ', @rewritten_inputs) . "\n"
3535 . 'cd $(top_builddir) && CONFIG_FILES='
3536 . ($relative_dir eq '.' ?
'' : '$(subdir)/')
3537 . '$@' . ($need_rewritten
3538 ?
(':' . join (':', @inputs))
3540 . ' CONFIG_HEADERS= $(SHELL) ./config.status'
3542 &push_dist_common
(@inputs);
3543 push (@actual_other_files, $local);
3545 # Require all input files.
3546 &require_file_with_conf_line
($ac_output_line, $FOREIGN,
3547 &rewrite_inputs_into_dependencies
(0, @inputs));
3550 # These files get removed by "make clean".
3551 &define_pretty_variable
('CONFIG_CLEAN_FILES', '', @actual_other_files);
3558 @r = &am_install_var
('-defaultdist', 'header', 'HEADERS', 'include',
3559 'oldinclude', 'pkginclude',
3563 next unless /\.(.*)$/;
3564 &saw_extension
($1);
3570 return if ! $seen_gettext || $relative_dir ne '.';
3572 if (! &variable_defined
('SUBDIRS'))
3575 ("AM_GNU_GETTEXT in configure.in but SUBDIRS not defined");
3579 &require_file_with_conf_line
($ac_gettext_line, $GNU, 'ABOUT-NLS');
3581 if (&variable_defined
('SUBDIRS'))
3585 "AM_GNU_GETTEXT in configure.in but \`po' not in SUBDIRS")
3586 if $contents{'SUBDIRS'} !~ /\bpo\b/;
3589 "AM_GNU_GETTEXT in configure.in but \`intl' not in SUBDIRS")
3590 if $contents{'SUBDIRS'} !~ /\bintl\b/;
3593 # Ensure that each language in ALL_LINGUAS has a .po file, and
3594 # each po file is mentioned in ALL_LINGUAS.
3597 local (%linguas) = ();
3598 grep ($linguas{$_} = 1, split (' ', $all_linguas));
3605 &am_line_error
($all_linguas_line,
3606 ("po/$_.po exists but \`$_' not in \`ALL_LINGUAS'"))
3610 foreach (keys %linguas)
3612 &am_line_error
($all_linguas_line,
3613 "$_ in \`ALL_LINGUAS' but po/$_.po does not exist")
3619 &am_error
("AM_GNU_GETTEXT in configure.in but \`ALL_LINGUAS' not defined");
3623 # Handle footer elements.
3626 if ($contents{'SOURCES'})
3628 # NOTE don't use define_pretty_variable here, because
3629 # $contents{...} is already defined.
3630 $output_vars .= 'SOURCES = ' . $contents{'SOURCES'} . "\n";
3632 if ($contents{'OBJECTS'})
3634 # NOTE don't use define_pretty_variable here, because
3635 # $contents{...} is already defined.
3636 $output_vars .= 'OBJECTS = ' . $contents{'OBJECTS'} . "\n";
3638 if ($contents{'SOURCES'} || $contents{'OBJECTS'})
3640 $output_vars .= "\n";
3643 if (&variable_defined
('SUFFIXES'))
3645 # Push actual suffixes, and not $(SUFFIXES). Some versions of
3646 # make do not like variable substitutions on the .SUFFIXES
3648 push (@suffixes, &variable_value_as_list
('SUFFIXES', ''));
3650 if (&target_defined
('.SUFFIXES'))
3652 &am_line_error
('.SUFFIXES',
3653 "use variable \`SUFFIXES', not target \`.SUFFIXES'");
3656 # Note: AIX 4.1 /bin/make will fail if any suffix rule appears
3657 # before .SUFFIXES. So we make sure that .SUFFIXES appears before
3658 # anything else, by sticking it right after the default: target.
3659 $output_header .= ".SUFFIXES:\n";
3662 # Make sure suffixes has unique elements. Sort them to ensure
3663 # the output remains consistent.
3666 grep ($suffixes{$_} = 1, @suffixes);
3668 $output_header .= (".SUFFIXES: "
3669 . join (' ', sort keys %suffixes)
3672 $output_trailer .= &file_contents
('footer');
3675 # Deal with installdirs target.
3676 sub handle_installdirs
3678 # GNU Makefile standards recommend this.
3679 if ($recursive_install)
3681 # We create a separate `-am' target so that the -recursive
3682 # rule will work correctly.
3683 $output_rules .= ("installdirs: installdirs-recursive\n"
3684 . "installdirs-am:\n");
3685 push (@phony, 'installdirs-am');
3689 $output_rules .= "installdirs:\n";
3691 push (@phony, 'installdirs');
3694 &pretty_print_rule
("\t" . '$(mkinstalldirs) ', "\t\t",
3697 $output_rules .= "\n";
3700 # There are several targets which need to be merged. This is because
3701 # their complete definition is compiled from many parts. Note that we
3702 # avoid double colon rules, otherwise we'd use them instead.
3703 sub handle_merge_targets
3705 local ($makefile) = @_;
3707 # There are a few install-related variables that you should not define.
3709 foreach $var ('PRE_INSTALL', 'POST_INSTALL', 'NORMAL_INSTALL')
3711 if (&variable_defined
($var))
3713 &am_line_error
($var, "\`$var' should not be defined");
3717 # Put this at the beginning for the sake of non-GNU makes. This
3718 # is still wrong if these makes can run parallel jobs. But it is
3720 unshift (@all, &basename
($makefile));
3723 foreach $one_name (@config_names)
3725 push (@all, &basename
($one_name))
3726 if &dirname
($one_name) eq $relative_dir;
3729 &do_one_merge_target
('info', @info);
3730 &do_one_merge_target
('dvi', @dvi);
3731 &do_check_merge_target
;
3732 &do_one_merge_target
('installcheck', @installcheck);
3734 if (defined $options{'no-installinfo'})
3736 &do_one_merge_target
('install-info', '');
3738 elsif (&target_defined
('install-info-local'))
3740 &am_line_error
('install-info-local',
3741 "\`install-info-local' target defined but \`no-installinfo' option not in use");
3745 foreach $utarg ('uninstall-data-local', 'uninstall-data-hook',
3746 'uninstall-exec-local', 'uninstall-exec-hook')
3748 if (&target_defined
($utarg))
3751 ($x = $utarg) =~ s/(data|exec)-//;
3752 &am_line_error
($utarg, "use \`$x', not \`$utarg'");
3756 if (&target_defined
('install-local'))
3758 &am_line_error
('install-local',
3759 "use \`install-data-local' or \`install-exec-local', not \`install-local'");
3765 local ($local_headers) = '';
3766 foreach $one_name (@config_names)
3768 if (&dirname
($one_name) eq $relative_dir)
3770 $local_headers .= ' ' if $local_headers;
3771 $local_headers .= &basename
($one_name);
3776 # This is kind of a hack, but I couldn't see a better way
3777 # to handle it. In this particular case, we need to make
3778 # sure config.h is built before we recurse. We can't do
3779 # this by changing the order of dependencies to the "all"
3780 # because that breaks when using parallel makes. Instead
3781 # we handle things explicitly.
3782 $output_rules .= ("all-recursive-am: ${local_headers}"
3784 . '$(MAKE) $(AM_MAKEFLAGS)'
3787 $all_target = 'all-recursive-am';
3788 push (@phony, 'all-recursive-am');
3792 # Print definitions users can use.
3793 &do_one_merge_target
('install-exec', @install_exec);
3794 $output_rules .= "\n";
3796 &do_one_merge_target
('install-data', @install_data);
3797 $output_rules .= "\n";
3799 &do_one_merge_target
('install', 'all-am');
3800 &do_one_merge_target
('uninstall', @uninstall);
3802 &do_one_merge_target
('all', @all);
3804 # Generate the new 'install-strip' target. We can't just set
3805 # INSTALL_PROGRAM because that might be a relative path.
3806 $output_rules .= ("install-strip:\n\t"
3807 . '$(MAKE) $(AM_MAKEFLAGS) INSTALL_STRIP_FLAG=-s install'
3809 push (@phony, 'install-strip');
3812 # Helper for handle_merge_targets. Note that handle_merge_targets
3813 # relies on the fact that this doesn't add an extra \n at the end.
3814 sub do_one_merge_target
3816 local ($name, @values) = @_;
3818 if (&target_defined
($name . '-local'))
3820 # User defined local form of target. So include it.
3821 push (@values, $name . '-local');
3822 push (@phony, $name . '-local');
3825 &pretty_print_rule
($name . "-am:", "\t\t", @values);
3826 if ($name eq 'install')
3828 # Special-case `install-am' to run install-exec-am and
3829 # install-data-am after all-am is built.
3830 &pretty_print_rule
("\t\@\$(MAKE) \$(AM_MAKEFLAGS)", "\t ",
3831 'install-exec-am', 'install-data-am');
3833 elsif ($name eq 'install-exec' && &target_defined
('install-exec-hook'))
3835 $output_rules .= ("\t\@\$(NORMAL_INSTALL)\n"
3836 . "\t" . '$(MAKE) $(AM_MAKEFLAGS) install-exec-hook'
3839 elsif ($name eq 'install-data' && &target_defined
('install-data-hook'))
3841 $output_rules .= ("\t\@\$(NORMAL_INSTALL)\n"
3842 . "\t" . '$(MAKE) $(AM_MAKEFLAGS) install-data-hook'
3846 local ($lname) = $name . ($recursive_install ?
'-recursive' : '-am');
3847 local ($tname) = $name;
3848 # To understand this special case, see handle_merge_targets.
3851 $tname = 'all-redirect';
3852 $lname = $all_target if $recursive_install;
3853 push (@phony, 'all-redirect');
3854 $output_all = "all: all-redirect\n";
3856 &pretty_print_rule
($tname . ":", "\t\t", $lname);
3857 push (@phony, $name . '-am', $name);
3860 # Handle check merge target specially.
3861 sub do_check_merge_target
3863 if (&target_defined
('check-local'))
3865 # User defined local form of target. So include it.
3866 push (@check_tests, 'check-local');
3867 push (@phony, 'check-local');
3870 # In --cygnus mode, check doesn't depend on all.
3873 # Just run the local check rules.
3874 &pretty_print_rule
('check-am:', "\t\t", @check);
3878 # The check target must depend on the local equivalent of
3879 # `all', to ensure all the primary targets are built. Then it
3880 # must build the local check rules.
3881 $output_rules .= "check-am: all-am\n";
3882 &pretty_print_rule
("\t\$(MAKE) \$(AM_MAKEFLAGS)", "\t ",
3886 &pretty_print_rule
("\t\$(MAKE) \$(AM_MAKEFLAGS)", "\t ",
3890 push (@phony, 'check', 'check-am');
3891 $output_rules .= ("check: "
3892 . ($recursive_install ?
'check-recursive' : 'check-am')
3896 # Handle all 'clean' targets.
3899 local ($xform) = '';
3902 # Don't include `MAINTAINER'; it is handled specially below.
3903 foreach $name ('MOSTLY', '', 'DIST')
3905 if (! &variable_defined
($name . 'CLEANFILES'))
3907 $xform .= 's/^' . $name . 'CLEAN.*$//;';
3911 $xform .= 's/^' . $name . 'CLEAN//;';
3915 # Built sources are automatically removed by maintainer-clean.
3916 push (@maintainer_clean_files, '\$(BUILT_SOURCES)')
3917 if &variable_defined
('BUILT_SOURCES');
3918 push (@maintainer_clean_files, '\$(MAINTAINERCLEANFILES)')
3919 if &variable_defined
('MAINTAINERCLEANFILES');
3920 if (! @maintainer_clean_files)
3922 $xform .= 's/^MAINTAINERCLEAN.*$//;';
3926 $xform .= ('s/^MAINTAINERCLEAN//;'
3927 # Join with no space to avoid spurious `test -z'
3928 # success at runtime.
3929 . 's,\@MCFILES\@,' . join ('', @maintainer_clean_files)
3931 # A space is required in the join here.
3932 . 's,\@MFILES\@,' . join (' ', @maintainer_clean_files)
3936 $output_rules .= &file_contents_with_transform
($xform, 'clean');
3938 push (@clean, 'generic');
3939 &push_phony_cleaners
('generic');
3941 &do_one_clean_target
('clean', 'mostly', '', @clean);
3942 &do_one_clean_target
('clean', '', 'mostly', @clean);
3943 &do_one_clean_target
('clean', 'dist', '', @clean);
3944 &do_one_clean_target
('clean', 'maintainer-', 'dist', @clean);
3946 push (@phony, 'clean', 'mostlyclean', 'distclean', 'maintainer-clean');
3949 # Helper for handle_clean.
3950 sub do_one_clean_target
3952 local ($target, $name, $last_name, @deps) = @_;
3954 # Change each dependency `BLARG' into `clean-BLARG'.
3955 grep (($_ = $name . 'clean-' . $_) && 0, @deps);
3957 # Push the previous clean target. There is no previous clean
3958 # target if we're doing mostlyclean.
3959 push (@deps, $last_name . $target . '-am')
3960 unless $name eq 'mostly';
3962 # If a -local version of the rule is given, add it to the list.
3963 if (&target_defined
($name . $target . '-local'))
3965 push (@deps, $name . $target . '-local');
3968 # Print the target and the dependencies.
3969 &pretty_print_rule
($name . $target . "-am: ", "\t\t", @deps);
3971 # FIXME: shouldn't we really print these messages before running
3973 if ($name . $target eq 'maintainer-clean')
3975 # Print a special warning.
3977 ("\t\@echo \"This command is intended for maintainers to use;\"\n"
3978 . "\t\@echo \"it deletes files that may require special "
3979 . "tools to rebuild.\"\n");
3981 elsif ($name . $target eq 'distclean')
3983 $output_rules .= "\t-rm -f libtool\n" if $seen_libtool;
3985 $output_rules .= "\n";
3987 # Now generate the actual clean target.
3988 $output_rules .= ($name . $target . ": " . $name . $target
3989 . ($recursive_install ?
'-recursive' : '-am')
3992 # We special-case config.status here. If we do it as part of the
3993 # normal clean processing for this directory, then it might be
3994 # removed before some subdir is cleaned. However, that subdir's
3995 # Makefile depends on config.status.
3996 if (($name . $target eq 'maintainer-clean'
3997 || $name . $target eq 'distclean')
3998 && $relative_dir eq '.')
4000 $output_rules .= "\t-rm -f config.status\n";
4002 $output_rules .= "\n";
4005 # Handle .PHONY target.
4008 &pretty_print_rule
('.PHONY:', "", @phony);
4009 $output_rules .= "\n";
4012 # Handle TESTS variable and other checks.
4015 if (defined $options{'dejagnu'})
4017 push (@check_tests, 'check-DEJAGNU');
4018 push (@phony, 'check-DEJAGNU');
4023 $xform = 's/^CYGNUS//;';
4027 $xform = 's/^CYGNUS.*$//;';
4029 $output_rules .= &file_contents_with_transform
($xform, 'dejagnu');
4031 # In Cygnus mode, these are found in the build tree.
4032 # Otherwise they are looked for in $PATH.
4033 &define_program_variable
('EXPECT', 'build', 'expect', 'expect');
4034 &define_program_variable
('RUNTEST', 'src', 'dejagnu', 'runtest');
4036 # Only create site.exp rule if user hasn't already written
4038 if (! &target_defined
('site.exp'))
4040 # Note that in the rule we don't directly generate
4041 # site.exp to avoid the possibility of a corrupted
4042 # site.exp if make is interrupted. Jim Meyering has some
4043 # useful text on this topic.
4044 $output_rules .= ("site.exp: Makefile\n"
4045 . "\t\@echo 'Making a new site.exp file...'\n"
4046 . "\t\@test ! -f site.bak || rm -f site.bak\n"
4047 . "\t\@echo '## these variables are automatically generated by make ##' > \$\@-t\n"
4048 . "\t\@echo '# Do not edit here. If you wish to override these values' >> \$\@-t\n"
4049 . "\t\@echo '# edit the last section' >> \$\@-t\n"
4050 . "\t\@echo 'set tool \$(DEJATOOL)' >> \$\@-t\n"
4051 . "\t\@echo 'set srcdir \$(srcdir)' >> \$\@-t\n"
4052 . "\t\@echo 'set objdir' \`pwd\` >> \$\@-t\n");
4054 # Extra stuff for AC_CANONICAL_*
4055 local (@whatlist) = ();
4056 if ($seen_canonical)
4058 push (@whatlist, 'host');
4061 # Extra stuff only for AC_CANONICAL_SYSTEM.
4062 if ($seen_canonical == $AC_CANONICAL_SYSTEM)
4064 push (@whatlist, 'target', 'build');
4068 foreach $c1 (@whatlist)
4070 foreach $c2 ('alias', 'triplet')
4072 $output_rules .= "\t\@echo 'set ${c1}_${c2} \$(${c1}_${c2})' >> \$\@-t\n";
4076 $output_rules .= ("\t\@echo '## All variables above are generated by configure. Do Not Edit ##' >> \$\@-t\n"
4077 . "\t\@test ! -f site.exp || sed '1,/^## All variables above are.*##/ d' site.exp >> \$\@-t\n"
4078 . "\t\@test ! -f site.exp || mv site.exp site.bak\n"
4079 . "\t\@mv \$\@-t site.exp\n");
4085 foreach $c ('DEJATOOL', 'RUNTEST', 'RUNTESTFLAGS')
4087 if (&variable_defined
($c))
4089 &am_line_error
($c, "\`$c' defined but \`dejagnu' not in \`AUTOMAKE_OPTIONS'");
4094 if (&variable_defined
('TESTS'))
4096 push (@check_tests, 'check-TESTS');
4097 push (@phony, 'check-TESTS');
4099 # Note: Solaris 2.7 seems to expand TESTS using VPATH. That's
4100 # why we also try `dir='
4101 $output_rules .= 'check-TESTS: $(TESTS)
4102 @failed=0; all=0; xfail=0; xpass=0; \\
4103 srcdir=$(srcdir); export srcdir; \\
4104 for tst in $(TESTS); do \\
4105 if test -f ./$$tst; then dir=./; \\
4106 elif test -f $$tst; then dir=; \\
4107 else dir="$(srcdir)/"; fi; \\
4108 if $(TESTS_ENVIRONMENT) $${dir}$$tst; then \\
4109 all=`expr $$all + 1`; \\
4110 case " $(XFAIL_TESTS) " in \\
4112 xpass=`expr $$xpass + 1`; \\
4113 failed=`expr $$failed + 1`; \\
4114 echo "XPASS: $$tst"; \\
4117 echo "PASS: $$tst"; \\
4120 elif test $$? -ne 77; then \\
4121 all=`expr $$all + 1`; \\
4122 case " $(XFAIL_TESTS) " in \\
4124 xfail=`expr $$xfail + 1`; \\
4125 echo "XFAIL: $$tst"; \\
4128 failed=`expr $$failed + 1`; \\
4129 echo "FAIL: $$tst"; \\
4134 if test "$$failed" -eq 0; then \\
4135 if test "$$xfail" -eq 0; then \\
4136 banner="All $$all tests passed"; \\
4138 banner="All $$all tests behaved as expected ($$xfail expected failures)"; \\
4141 if test "$$xpass" -eq 0; then \\
4142 banner="$$failed of $$all tests failed"; \\
4144 banner="$$failed of $$all tests did not behave as expected ($$xpass unexpected passes)"; \\
4147 dashes=`echo "$$banner" | sed s/./=/g`; \\
4151 test "$$failed" -eq 0
4156 # Handle Emacs Lisp.
4157 sub handle_emacs_lisp
4159 local (@elfiles) = &am_install_var
('-candist', 'lisp', 'LISP',
4165 &define_configure_variable
('lispdir');
4166 &define_configure_variable
('EMACS');
4167 $output_rules .= (".el.elc:\n"
4168 . "\t\@echo 'WARNING: Warnings can be ignored. :-)'\n"
4169 . "\tif test \$(EMACS) != no; then \\\n"
4170 . "\t EMACS=\$(EMACS) \$(SHELL) \$(srcdir)/elisp-comp \$<; \\\n"
4172 push (@suffixes, '.el', '.elc');
4174 # Generate .elc files.
4175 grep ($_ .= 'c', @elfiles);
4176 &define_pretty_variable
('ELCFILES', '', @elfiles);
4178 $output_rules .= &file_contents
('lisp-clean');
4179 push (@clean, 'lisp');
4180 &push_phony_cleaners
('lisp');
4182 push (@all, '$(ELCFILES)');
4185 if (&variable_defined
('lisp_LISP'))
4187 $varname = 'lisp_LISP';
4188 &am_error
("\`lisp_LISP' defined but \`AM_PATH_LISPDIR' not in \`configure.in'")
4193 $varname = 'noinst_LISP';
4196 &require_file_with_line
($varname, $FOREIGN, 'elisp-comp');
4203 local (@pyfiles) = &am_install_var
('-defaultdist', 'python', 'PYTHON',
4204 'python', 'noinst');
4205 return if ! @pyfiles;
4207 # Found some python.
4208 &define_configure_variable
('pythondir');
4209 &define_configure_variable
('PYTHON');
4211 $output_rules .= &file_contents
('python-clean');
4212 push (@clean, 'python');
4214 &am_error
("\`python_PYTHON' defined but \`AM_CHECK_PYTHON' not in \`configure.in'")
4215 if ! $seen_pythondir && &variable_defined
('python_PYTHON');
4217 if ($config_aux_dir eq '.' || $config_aux_dir eq '')
4219 &define_variable
('py_compile', '$(top_srcdir)/py-compile');
4223 &define_variable
('py_compile', $config_aux_dir . '/py-compile');
4230 local (@sourcelist) = &am_install_var
('-candist', '-clean',
4232 'java', 'noinst', 'check');
4233 return if ! @sourcelist;
4235 &define_variable
('JAVAC', 'javac');
4236 &define_variable
('JAVACFLAGS', '');
4237 &define_variable
('CLASSPATH_ENV',
4238 'CLASSPATH=$(JAVAROOT):$(srcdir)/$(JAVAROOT):$$CLASSPATH');
4239 &define_variable
('JAVAROOT', '$(top_builddir)');
4241 local (%valid) = &am_primary_prefixes
('JAVA', 1,
4242 'java', 'noinst', 'check');
4244 local ($dir, $curs);
4245 foreach $curs (keys %valid)
4247 if (! &variable_defined
($curs . '_JAVA') || $curs eq 'noinst'
4248 || $curs eq 'EXTRA')
4255 &am_line_error
($curs . '_JAVA',
4256 "multiple _JAVA primaries in use");
4261 $output_rules .= ('class' . $dir . '.stamp: $(' . $dir . '_JAVA)' . "\n"
4262 . "\t" . '$(CLASSPATH_ENV) $(JAVAC) -d $(JAVAROOT) '
4263 . '$(JAVACFLAGS) $?' . "\n"
4264 . "\t" . 'echo timestamp > class' . $dir . '.stamp'
4266 push (@all, 'class' . $dir . '.stamp');
4267 &push_dist_common
('$(' . $dir . '_JAVA)');
4270 # Handle some of the minor options.
4271 sub handle_minor_options
4273 if (defined $options{'readme-alpha'})
4275 if ($relative_dir eq '.')
4277 if ($package_version !~ /^$GNITS_VERSION_PATTERN$/)
4279 # FIXME: allow real filename.
4280 &am_conf_line_error
('configure.in',
4281 $package_version_line,
4282 "version \`$package_version' doesn't follow Gnits standards");
4284 elsif (defined $1 && -f
'README-alpha')
4286 # This means we have an alpha release. See
4287 # GNITS_VERSION_PATTERN for details.
4288 &require_file
($FOREIGN, 'README-alpha');
4294 ################################################################
4296 # Scan one file for interesting things. Subroutine of scan_configure.
4297 sub scan_one_configure_file
4299 local ($filename) = @_;
4302 open (CONFIGURE
, $filename)
4303 || die "automake: couldn't open \`$filename': $!\n";
4304 print "automake: reading $filename\n" if $verbose;
4308 # Remove comments from current line.
4312 # Skip macro definitions. Otherwise we might be confused into
4313 # thinking that a macro that was only defined was actually
4317 # Follow includes. This is a weirdness commonly in use at
4318 # Cygnus and hopefully nowhere else.
4319 if (/sinclude\((.*)\)/ && -f
$1)
4321 &scan_one_configure_file
($1);
4324 # Populate libobjs array.
4325 if (/AC_FUNC_ALLOCA/)
4327 $libsources{'alloca.c'} = 1;
4329 elsif (/AC_FUNC_GETLOADAVG/)
4331 $libsources{'getloadavg.c'} = 1;
4333 elsif (/AC_FUNC_MEMCMP/)
4335 $libsources{'memcmp.c'} = 1;
4337 elsif (/AC_STRUCT_ST_BLOCKS/)
4339 $libsources{'fileblocks.c'} = 1;
4341 elsif (/A[CM]_REPLACE_GNU_GETOPT/)
4343 $libsources{'getopt.c'} = 1;
4344 $libsources{'getopt1.c'} = 1;
4346 elsif (/AM_FUNC_STRTOD/)
4348 $libsources{'strtod.c'} = 1;
4350 elsif (/AM_WITH_REGEX/)
4352 $libsources{'rx.c'} = 1;
4353 $libsources{'rx.h'} = 1;
4354 $libsources{'regex.c'} = 1;
4355 $libsources{'regex.h'} = 1;
4356 $omit_dependencies{'rx.h'} = 1;
4357 $omit_dependencies{'regex.h'} = 1;
4359 elsif (/AC_FUNC_MKTIME/)
4361 $libsources{'mktime.c'} = 1;
4363 elsif (/AM_FUNC_ERROR_AT_LINE/)
4365 $libsources{'error.c'} = 1;
4366 $libsources{'error.h'} = 1;
4368 elsif (/AM_FUNC_OBSTACK/)
4370 $libsources{'obstack.c'} = 1;
4371 $libsources{'obstack.h'} = 1;
4373 elsif (/LIBOBJS="(.*)\s+\$LIBOBJS"/
4374 || /LIBOBJS="\$LIBOBJS\s+(.*)"/)
4376 foreach $libobj_iter (split (' ', $1))
4378 if ($libobj_iter =~ /^(.*)\.o(bj)?$/
4379 || $libobj_iter =~ /^(.*)\.\$ac_objext$/
4380 || $libobj_iter =~ /^(.*)\.\$\{ac_objext\}$/)
4382 $libsources{$1 . '.c'} = 1;
4387 if (! $in_ac_replace && s/AC_REPLACE_FUNCS\s*\(\[?//)
4393 $in_ac_replace = 0 if s/[\]\)].*$//;
4394 # Remove trailing backslash.
4398 # Need to skip empty elements for Perl 4.
4400 $libsources{$_ . '.c'} = 1;
4404 if (/$obsolete_rx/o)
4407 if ($obsolete_macros{$1} ne '')
4409 $hint = '; ' . $obsolete_macros{$1};
4411 &am_conf_line_error
($filename, $., "\`$1' is obsolete$hint");
4414 # Process the AC_OUTPUT macro.
4415 if (! $in_ac_output && s/AC_OUTPUT\s*\(\[?//)
4418 $ac_output_line = $.;
4422 local ($closing) = 0;
4429 # Look at potential Makefile.am's.
4432 # Must skip empty string for Perl 4.
4433 next if $_ eq "\\" || $_ eq '';
4435 # Handle $local:$input syntax. Note that we ignore
4436 # every input file past the first, though we keep
4437 # those around for later.
4438 local ($local, $input, @rest) = split (/:/);
4445 # FIXME: should be error if .in is missing.
4446 $input =~ s/\.in$//;
4449 if (-f
$input . '.am')
4451 # We have a file that automake should generate.
4452 push (@make_input_list, $input);
4453 $make_list{$input} = join (':', ($local, @rest));
4457 # We have a file that automake should cause to be
4458 # rebuilt, but shouldn't generate itself.
4459 push (@other_input_files, $_);
4463 if ($closing && @make_input_list == 0 && @other_input_files == 0)
4465 &am_conf_line_error
($filename, $ac_output_line,
4466 "No files mentioned in \`AC_OUTPUT'");
4471 if (/$AC_CONFIG_AUX_DIR_PATTERN/o)
4473 @config_aux_path = $1;
4476 # Check for ansi2knr.
4477 $am_c_prototypes = 1 if /AM_C_PROTOTYPES/;
4479 # Check for exe extension stuff.
4483 $configure_vars{'EXEEXT'} = $filename . ':' . $.;
4489 $configure_vars{'OBJEXT'} = $filename . ':' . $.;
4492 # Check for `-c -o' code.
4493 $seen_cc_c_o = 1 if /AM_PROG_CC_C_O/;
4495 # Check for NLS support.
4496 if (/AM_GNU_GETTEXT/)
4499 $ac_gettext_line = $.;
4500 $omit_dependencies{'libintl.h'} = 1;
4503 # Look for ALL_LINGUAS.
4504 if (/ALL_LINGUAS="(.*)"$/ || /ALL_LINGUAS=(.*)$/)
4508 $all_linguas_line = $.;
4511 # Handle configuration headers. A config header of `[$1]'
4512 # means we are actually scanning AM_CONFIG_HEADER from
4514 if (/A([CM])_CONFIG_HEADER\s*\((.*)\)/
4518 ($filename, $., "\`automake requires \`AM_CONFIG_HEADER', not \`AC_CONFIG_HEADER'")
4521 $config_header_line = $.;
4523 foreach $one_hdr (split (' ', $2))
4525 push (@config_fullnames, $one_hdr);
4526 if ($one_hdr =~ /^([^:]+):(.+)$/)
4528 push (@config_names, $1);
4529 push (@config_headers, $2);
4533 push (@config_names, $one_hdr);
4534 push (@config_headers, $one_hdr . '.in');
4539 # Handle AC_CANONICAL_*. Always allow upgrading to
4540 # AC_CANONICAL_SYSTEM, but never downgrading.
4541 $seen_canonical = $AC_CANONICAL_HOST
4542 if ! $seen_canonical
4543 && (/AC_CANONICAL_HOST/ || /AC_CHECK_TOOL/);
4544 $seen_canonical = $AC_CANONICAL_SYSTEM if /AC_CANONICAL_SYSTEM/;
4546 $seen_path_xtra = 1 if /AC_PATH_XTRA/;
4548 # This macro handles several different things.
4549 if (/$AM_INIT_AUTOMAKE_PATTERN/o)
4555 $seen_prog_install = 1;
4556 ($package_version = $1) =~ s/$AM_PACKAGE_VERSION_PATTERN/$1/o;
4557 $package_version_line = $.;
4558 $seen_init_automake = 1;
4561 # Some things required by Automake.
4562 $seen_make_set = 1 if /AC_PROG_MAKE_SET/;
4563 $seen_arg_prog = 1 if /AC_ARG_PROGRAM/;
4567 $configure_vars{'LEX'} = $filename . ':' . $.;
4568 $seen_decl_yytext = 1;
4570 if (/AC_DECL_YYTEXT/ && $filename =~ /configure\.in$/)
4572 &am_conf_line_warning
($filename, $., "\`AC_DECL_YYTEXT' is covered by \`AM_PROG_LEX'");
4574 if (/AC_PROG_LEX/ && $filename =~ /configure\.in$/)
4576 &am_conf_line_warning
($filename, $., "automake requires \`AM_PROG_LEX', not \`AC_PROG_LEX'");
4579 if (/AC_PROG_(F77|YACC|RANLIB|CC|CXXCPP|CXX|LEX|AWK|CPP|LN_S)/)
4581 $configure_vars{$1} = $filename . ':' . $.;
4583 if (/$AC_CHECK_PATTERN/o)
4585 $configure_vars{$3} = $filename . ':' . $.;
4587 if (/$AM_MISSING_PATTERN/o
4591 && $1 ne 'AUTOHEADER')
4593 $configure_vars{$1} = $filename . ':' . $.;
4596 # Explicitly avoid ANSI2KNR -- we AC_SUBST that in protos.m4,
4597 # but later define it elsewhere. This is pretty hacky. We
4598 # also explicitly avoid INSTALL_SCRIPT and some other
4599 # variables because they are defined in header-vars.am.
4601 if (/$AC_SUBST_PATTERN/o
4603 && $1 ne 'INSTALL_SCRIPT'
4604 && $1 ne 'INSTALL_DATA')
4606 $configure_vars{$1} = $filename . ':' . $.;
4609 $seen_decl_yytext = 1 if /AC_DECL_YYTEXT/;
4610 if (/AM_MAINTAINER_MODE/)
4612 $seen_maint_mode = 1;
4613 $configure_cond{'MAINTAINER_MODE'} = 1;
4615 $seen_package = 1 if /PACKAGE=/;
4617 # Skip VERSION of [$2]; that is from AM_INIT_AUTOMAKE.
4618 if (/\bVERSION=(\S+)/ && $1 ne '[$2]')
4621 $package_version = $1;
4622 $package_version_line = $.;
4629 $seen_prog_install = 1 if /AC_PROG_INSTALL/;
4630 $seen_lispdir = 1 if /AM_PATH_LISPDIR/;
4631 $seen_pythondir = 1 if /AM_PATH_PYTHON/;
4633 if (/A(C|M)_PROG_LIBTOOL/)
4635 if (/AM_PROG_LIBTOOL/)
4637 &am_conf_line_warning
($filename, $., "\`AM_PROG_LIBTOOL' is obsolete, use \`AC_PROG_LIBTOOL' instead");
4641 $configure_vars{'LIBTOOL'} = $filename . ':' . $.;
4642 $configure_vars{'RANLIB'} = $filename . ':' . $.;
4643 $configure_vars{'CC'} = $filename . ':' . $.;
4644 # AC_PROG_LIBTOOL runs AC_CANONICAL_HOST. Make sure we
4645 # never downgrade (if we've seen AC_CANONICAL_SYSTEM).
4646 $seen_canonical = $AC_CANONICAL_HOST if ! $seen_canonical;
4649 $seen_multilib = 1 if (/AM_ENABLE_MULTILIB/);
4651 if (/$AM_CONDITIONAL_PATTERN/o)
4653 $configure_cond{$1} = 1;
4656 # Check for Fortran 77 intrinsic and run-time libraries.
4657 if (/AC_F77_LIBRARY_LDFLAGS/)
4659 $configure_vars{'FLIBS'} = $filename . ':' . $.;
4666 # Scan configure.in and aclocal.m4 for interesting things. We must
4667 # scan aclocal.m4 because there might be AC_SUBSTs and such there.
4670 # Reinitialize libsources here. This isn't really necessary,
4671 # since we currently assume there is only one configure.in. But
4672 # that won't always be the case.
4675 local ($in_ac_output, $in_ac_replace) = (0, 0);
4676 local (%make_list, @make_input_list);
4677 local ($libobj_iter);
4679 &scan_one_configure_file
('configure.in');
4680 &scan_one_configure_file
('aclocal.m4')
4683 # Set input and output files if not specified by user.
4686 @input_files = @make_input_list;
4687 %output_files = %make_list;
4690 @configure_input_files = @make_input_list;
4692 &am_conf_error
("\`AM_INIT_AUTOMAKE' must be used in configure.in")
4693 if ! $seen_init_automake;
4695 &am_conf_error
("\`PACKAGE' not defined in configure.in")
4697 &am_conf_error
("\`VERSION' not defined in configure.in")
4700 # Always require AC_PROG_MAKE_SET. We might randomly use $(MAKE)
4701 # for our own reasons.
4702 &am_conf_error
("\`AC_PROG_MAKE_SET' must be used in configure.in")
4703 if ! $seen_make_set;
4705 # Look for some files we need. Always check for these. This
4706 # check must be done for every run, even those where we are only
4707 # looking at a subdir Makefile. We must set relative_dir so that
4708 # the file-finding machinery works.
4709 local ($relative_dir) = '.';
4710 &require_config_file
($FOREIGN, 'install-sh', 'mkinstalldirs', 'missing');
4711 &am_error
("\`install.sh' is an anachronism; use \`install-sh' instead")
4712 if -f
$config_aux_path[0] . '/install.sh';
4714 &require_config_file
($FOREIGN, 'py-compile')
4717 # Preserve dist_common for later.
4718 %configure_dist_common = %dist_common;
4721 ################################################################
4723 # Set up for Cygnus mode.
4726 return unless $cygnus_mode;
4728 &set_strictness
('foreign');
4729 $options{'no-installinfo'} = 1;
4730 $options{'no-dependencies'} = 1;
4731 $use_dependencies = 0;
4733 if (! $seen_maint_mode)
4735 &am_conf_error
("\`AM_MAINTAINER_MODE' required when --cygnus specified");
4740 &am_conf_error
("\`AC_EXEEXT' required when --cygnus specified");
4744 # Do any extra checking for GNU standards.
4745 sub check_gnu_standards
4747 if ($relative_dir eq '.')
4749 # In top level (or only) directory.
4750 &require_file
($GNU, 'INSTALL', 'NEWS', 'README', 'COPYING',
4751 'AUTHORS', 'ChangeLog');
4754 if ($strictness >= $GNU)
4756 if (defined $options{'no-installman'})
4758 &am_line_error
('AUTOMAKE_OPTIONS',
4759 "option \`no-installman' disallowed by GNU standards");
4762 if (defined $options{'no-installinfo'})
4764 &am_line_error
('AUTOMAKE_OPTIONS',
4765 "option \`no-installinfo' disallowed by GNU standards");
4770 # Do any extra checking for GNITS standards.
4771 sub check_gnits_standards
4773 if ($relative_dir eq '.')
4775 # In top level (or only) directory.
4776 &require_file
($GNITS, 'THANKS');
4780 ################################################################
4782 # Functions to handle files of each language.
4784 # Each `lang_X_rewrite' function follows a simple formula:
4785 # * Args are the directory, base name and extension of the file.
4786 # * Return value is 1 if file is to be dealt with, 0 otherwise.
4787 # Much of the actual processing is handled in handle_single_transform_list.
4788 # These functions exist so that auxiliary information can be recorded
4789 # for a later cleanup pass. Note that the calls to these functions
4790 # are computed, so don't bother searching for their precise names
4793 # This is just a convenience function that can be used to determine
4794 # when a subdir object should be used.
4797 return defined $options{'subdir-objects'} ?
$LANG_SUBDIR : $LANG_PROCESS;
4800 # Rewrite a single C source file.
4803 local ($directory, $base, $ext) = @_;
4805 if (defined $options{'ansi2knr'} && $base =~ /_$/)
4807 # FIXME: include line number in error.
4808 &am_error
("C source file \`$base.c' would be deleted by ansi2knr rules");
4811 local ($r) = $LANG_PROCESS;
4812 if (defined $options{'subdir-objects'})
4815 $base = $directory . '/' . $base;
4819 # Only give error once.
4821 # FIXME: line number.
4822 &am_error
("C objects in subdir but \`AM_PROG_CC_C_O' not in \`configure.in'");
4825 &require_file
($FOREIGN, 'compile')
4826 if $relative_dir eq '.';
4829 $de_ansi_files{$base} = 1;
4833 # Rewrite a single C++ source file.
4834 sub lang_cxx_rewrite
4836 return &lang_sub_obj
;
4839 # Rewrite a single header file.
4840 sub lang_header_rewrite
4842 # Header files are simply ignored.
4843 return $LANG_IGNORE;
4846 # Rewrite a single yacc file.
4847 sub lang_yacc_rewrite
4849 local ($directory, $base, $ext) = @_;
4851 local ($r) = &lang_c_rewrite
($directory, $base, $ext);
4853 if ($r == $LANG_SUBDIR)
4855 $pfx = $directory . '/';
4857 $yacc_sources{$pfx . $base . '.' . $ext} = 1;
4859 &saw_extension
('c');
4861 &push_dist_common
($pfx . $base . '.' . $ext);
4865 # Rewrite a single yacc++ file.
4866 sub lang_yaccxx_rewrite
4868 local ($directory, $base, $ext) = @_;
4870 local ($r) = $LANG_PROCESS;
4872 if (defined $options{'subdir-objects'})
4874 $pfx = $directory . '/';
4877 $yacc_sources{$pfx . $base . '.' . $ext} = 1;
4879 &saw_extension
($ext);
4881 &push_dist_common
($pfx . $base . '.' . $ext);
4885 # Rewrite a single lex file.
4886 sub lang_lex_rewrite
4888 local ($directory, $base, $ext) = @_;
4890 local ($r) = &lang_c_rewrite
($directory, $base, $ext);
4892 if ($r == $LANG_SUBDIR)
4894 $pfx = $directory . '/';
4896 $lex_sources{$pfx . $base . '.' . $ext} = 1;
4898 &saw_extension
('c');
4900 &push_dist_common
($pfx . $base . '.' . $ext);
4904 # Rewrite a single lex++ file.
4905 sub lang_lexxx_rewrite
4907 local ($directory, $base, $ext) = @_;
4909 local ($r) = $LANG_PROCESS;
4911 if (defined $options{'subdir-objects'})
4913 $pfx = $directory . '/';
4916 $lex_sources{$pfx . $base . '.' . $ext} = 1;
4918 &saw_extension
($ext);
4920 &push_dist_common
($pfx . $base . '.' . $ext);
4924 # Rewrite a single assembly file.
4925 sub lang_asm_rewrite
4927 return &lang_sub_obj
;
4930 # Rewrite a single Fortran 77 file.
4931 sub lang_f77_rewrite
4933 return $LANG_PROCESS;
4936 # Rewrite a single preprocessed Fortran 77 file.
4937 sub lang_ppf77_rewrite
4939 return $LANG_PROCESS;
4942 # Rewrite a single ratfor file.
4943 sub lang_ratfor_rewrite
4945 return $LANG_PROCESS;
4948 # Rewrite a single Objective C file.
4949 sub lang_objc_rewrite
4951 return &lang_sub_obj
;
4954 # Rewrite a single Java file.
4955 sub lang_java_rewrite
4957 return $LANG_SUBDIR;
4960 # The lang_X_finish functions are called after all source file
4961 # processing is done. Each should handle defining rules for the
4962 # language, etc. A finish function is only called if a source file of
4963 # the appropriate type has been seen.
4967 # Push all libobjs files onto de_ansi_files. We actually only
4968 # push files which exist in the current directory, and which are
4969 # genuine source files.
4971 foreach $file (keys %libsources)
4973 if ($file =~ /^(.*)\.[cly]$/ && -f
"$relative_dir/$file")
4975 $de_ansi_files{$1} = 1;
4979 if (defined $options{'ansi2knr'} && keys %de_ansi_files)
4981 # Make all _.c files depend on their corresponding .c files.
4982 local ($base, @objects);
4983 foreach $base (sort keys %de_ansi_files)
4985 # Each _.c file must depend on ansi2knr; otherwise it
4986 # might be used in a parallel build before it is built.
4987 # We need to support files in the srcdir and in the build
4988 # dir (because these files might be auto-generated. But
4989 # we can't use $< -- some makes only define $< during a
4991 $output_rules .= ($base . "_.c: $base.c \$(ANSI2KNR)\n\t"
4992 . '$(CPP) $(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) '
4993 . '`if test -f $(srcdir)/' . $base . '.c'
4994 . '; then echo $(srcdir)/' . $base . '.c'
4995 . '; else echo ' . $base . '.c; fi` '
4996 . "| sed 's/^# \\([0-9]\\)/#line \\1/' "
4997 . '| $(ANSI2KNR) > ' . $base . "_.c\n");
4998 push (@objects, $base . '_'
4999 . ($seen_objext ?
'.$(OBJEXT)' : '.o'));
5000 push (@objects, $base . '_.lo') if $seen_libtool;
5003 # Make all _.o (and _.lo) files depend on ansi2knr.
5004 # Use a sneaky little hack to make it print nicely.
5005 &pretty_print_rule
('', '', @objects, ':', '$(ANSI2KNR)');
5008 if (! defined $configure_vars{'CC'})
5010 # FIXME: line number.
5011 &am_error
("C source seen but \`CC' not defined in \`configure.in'");
5017 local ($ltcompile, $ltlink) = &libtool_compiler
;
5019 &define_variable
('CXXLD', '$(CXX)');
5020 &define_variable
('CXXLINK', $ltlink . '$(CXXLD) $(AM_CXXFLAGS) $(CXXFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@');
5022 if (! defined $configure_vars{'CXX'})
5024 &am_error
("C++ source seen but \`CXX' not defined in \`configure.in'");
5028 sub lang_header_finish
5033 # This is a helper for both lex and yacc.
5034 sub yacc_lex_finish_helper
5036 return if defined $language_scratch{'lex-yacc-done'};
5037 $language_scratch{'lex-yacc-done'} = 1;
5039 # If there is more than one distinct yacc (resp lex) source file
5040 # in a given directory, then the `ylwrap' program is required to
5041 # allow parallel builds to work correctly. FIXME: for now, no
5043 &require_config_file
($FOREIGN, 'ylwrap');
5044 if ($config_aux_dir ne '.' && $config_aux_dir ne '')
5046 &define_variable
('YLWRAP', $config_aux_dir . "/ylwrap");
5050 &define_variable
('YLWRAP', '$(srcdir)/ylwrap');
5054 sub lang_yacc_finish
5056 return if defined $language_scratch{'yacc-done'};
5057 $language_scratch{'yacc-done'} = 1;
5059 local ($file, $base, $hname, $cname);
5060 local (%seen_suffix) = ();
5061 local (@yacc_files) = sort keys %yacc_sources;
5062 local ($yacc_count) = scalar (@yacc_files);
5063 foreach $file (@yacc_files)
5066 &output_yacc_build_rule
($1, $yacc_count > 1)
5067 if ! defined $seen_suffix{$1};
5068 $seen_suffix{$1} = 1;
5070 $file =~ /^(.*)\.(y|yy|y\+\+|yxx|ypp)$/;
5072 $hname = 'h'; # Always use `.h' for header file.
5073 ($cname = $2) =~ tr/y/c/;
5075 if ((&variable_defined
('AM_YFLAGS')
5076 && &variable_value
('AM_YFLAGS') =~ /(^|\s)-d(\s|$)/)
5077 || (&variable_defined
('YFLAGS')
5078 && &variable_value
('YFLAGS') =~ /(^|\s)-d(\s|$)/)) {
5079 # Now generate rule to make the header file. This should only
5080 # be generated if `yacc -d' specified.
5081 $output_rules .= "${base}.${hname}: ${base}.${cname}\n";
5083 # If the files are built in the build directory, then we want
5084 # to remove them with `make clean'. If they are in srcdir
5085 # they shouldn't be touched. However, we can't determine this
5086 # statically, and the GNU rules say that yacc/lex output files
5087 # should be removed by maintainer-clean. So that's what we
5089 push (@maintainer_clean_files, "${base}.${hname}");
5091 &push_dist_common
("${base}.${hname}");
5093 push (@maintainer_clean_files, "${base}.${cname}");
5095 $output_rules .= "\n";
5097 if (! defined $configure_vars{'YACC'})
5099 &am_error
("yacc source seen but \`YACC' not defined in \`configure.in'");
5101 if (&variable_defined
('YACCFLAGS'))
5103 &am_line_error
('YACCFLAGS',
5104 "\`YACCFLAGS' obsolete; use \`YFLAGS' instead");
5107 if ($yacc_count > 1)
5109 &yacc_lex_finish_helper
;
5113 sub lang_yaccxx_finish
5120 return if defined $language_scratch{'lex-done'};
5121 $language_scratch{'lex-done'} = 1;
5123 local (%seen_suffix) = ();
5124 local ($file, $cname);
5125 local ($lex_count) = scalar (keys %lex_sources);
5126 foreach $file (sort keys %lex_sources)
5129 &output_lex_build_rule
($1, $lex_count > 1)
5130 if (! defined $seen_suffix{$1});
5131 $seen_suffix{$1} = 1;
5133 # If the files are built in the build directory, then we want
5134 # to remove them with `make clean'. If they are in srcdir
5135 # they shouldn't be touched. However, we can't determine this
5136 # statically, and the GNU rules say that yacc/lex output files
5137 # should be removed by maintainer-clean. So that's what we
5139 $file =~ /^(.*)\.(l|ll|l\+\+|lxx|lpp)$/;
5140 ($cname = $2) =~ tr/l/c/;
5141 push (@maintainer_clean_files, "${1}.${cname}");
5144 if (! defined $configure_vars{'LEX'})
5146 &am_error
("lex source seen but \`LEX' not defined in \`configure.in'");
5148 if (! $seen_decl_yytext)
5150 &am_error
("lex source seen but \`AC_DECL_YYTEXT' not in \`configure.in'");
5155 &yacc_lex_finish_helper
;
5159 sub lang_lexxx_finish
5166 # We need the C code for assembly.
5172 # FIXME: this function can be called more than once. We should
5173 # arrange for it to only do anything the first time through.
5175 local ($ltcompile, $ltlink) = &libtool_compiler
;
5177 &define_variable
('F77LD', '$(F77)');
5178 &define_variable
('F77LINK', $ltlink . '$(F77LD) $(AM_FFLAGS) $(FFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@');
5180 if (! defined $configure_vars{'F77'})
5182 &am_error
("Fortran 77 source seen but \`F77' not defined in \`configure.in'");
5186 # Preprocessed Fortran 77
5188 # The current support for preprocessing Fortran 77 just involves passing
5189 # `$(DEFS) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS)' as additional flags
5190 # to the Fortran 77 compiler, since this is how GNU Make does it; see
5191 # the `GNU Make Manual, Edition 0.51 for `make' Version 3.76 Beta'
5192 # (specifically, from info file `(make)Catalogue of Rules').
5194 # A better approach would be to write an Autoconf test
5195 # (i.e. AC_PROG_FPP) for a Fortran 77 preprocessor, because not all
5196 # Fortran 77 compilers know how to do preprocessing. The Autoconf macro
5197 # AC_PROG_FPP should test the Fortran 77 compiler first for
5198 # preprocessing capabilities, and then fall back on cpp (if cpp were
5200 sub lang_ppf77_finish
5204 # We also handle the case of preprocessing `.F' files into `.f'
5206 $output_rules .= (".F.f:\n"
5207 . "\t\$(F77COMPILE) -F \$<\n");
5210 sub lang_ratfor_finish
5214 # We also handle the case of preprocessing `.r' files into `.f'
5216 $output_rules .= (".r.f:\n"
5217 . "\t\$(RCOMPILE) -F \$<\n");
5220 sub lang_objc_finish
5222 local ($ltcompile, $ltlink) = &libtool_compiler
;
5224 &define_variable
('OBJCLD', '$(OBJC)');
5225 &define_variable
('OBJCLINK', $ltlink . '$(OBJCLD) $(AM_OBJCFLAGS) $(OBJCFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@');
5227 if (! defined $configure_vars{'OBJC'})
5229 &am_error
("Objective C source seen but \`OBJC' not defined in \`configure.in'");
5233 sub lang_java_finish
5235 local ($ltcompile, $ltlink) = &libtool_compiler
;
5237 &define_variable
('GCJLD', '$(GCJ)');
5238 &define_variable
('GCJLINK', $ltlink . '$(GCJLD) $(AM_GCJFLAGS) $(GCJFLAGS) $(AM_LDFLAGS) $(LDFLAGS) -o $@');
5240 if (! defined $configure_vars{'GCJ'})
5242 &am_error
("Java source seen but \`GCJ' not defined in \`configure.in'");
5246 # A helper which computes a sorted list of all extensions for LANG.
5251 foreach $key (sort keys %extension_seen)
5253 push (@r, '.' . $key) if $extension_map{$key} eq $lang;
5258 # A helper which decides whether libtool is needed. Returns prefix
5259 # for compiler and linker.
5260 sub libtool_compiler
5262 local ($ltcompile, $ltlink) = ('', '');
5265 &define_configure_variable
("LIBTOOL");
5266 $ltcompile = '$(LIBTOOL) --mode=compile ';
5267 $ltlink = '$(LIBTOOL) --mode=link ';
5269 return ($ltcompile, $ltlink);
5272 # Given a hash table of linker names, pick the name that has the most
5273 # precedence. This is lame, but something has to have global
5274 # knowledge in order to eliminate the conflict. Add more linkers as
5278 local (%linkers) = @_;
5281 if defined $linkers{'GCJLINK'};
5283 if defined $linkers{'CXXLINK'};
5285 if defined $linkers{'F77LINK'};
5287 if defined $linkers{'OBJCLINK'};
5291 # Called to indicate that an extension was used.
5295 $extension_seen{$ext} = 1;
5298 # Called to ask whether source files have been seen . If HEADERS is 1,
5299 # headers can be included.
5302 local ($headers) = @_;
5310 local (@exts) = &lang_extensions
('header');
5314 return scalar keys %extension_seen > $headers;
5317 # Register a single language. LANGUAGE is the name of the language.
5318 # Each OPTION is either of the form NAME=VALUE, or is a file extension
5320 sub register_language
5322 local ($language, @options) = @_;
5325 $language_map{$language . '-ansi-p'} = 0;
5326 $language_map{$language . '-linker'} = '';
5327 $language_map{$language . '-autodep'} = 'no';
5330 foreach $iter (@options)
5332 if ($iter =~ /^(.*)=(.*)$/)
5334 $language_map{$language . '-' . $1} = $2;
5336 elsif (defined $extension_map{$iter})
5339 "automake: programming error: duplicate extension $iter\n";
5344 $extension_map{$iter} = $language;
5349 # This function is used to find a path from a user-specified suffix to
5350 # `o' or to some other suffix we recognize internally, eg `cc'.
5353 local ($source_ext) = @_;
5355 # FIXME: hard-coding `o' is a mistake. Doing something
5356 # intelligent is harder.
5357 while ($extension_map{$source_ext} eq ''
5358 && $source_ext ne 'o'
5359 && defined $suffix_rules{$source_ext})
5361 $source_ext = $suffix_rules{$source_ext};
5368 ################################################################
5370 # Pretty-print something. HEAD is what should be printed at the
5371 # beginning of the first line, FILL is what should be printed at the
5372 # beginning of every subsequent line.
5373 sub pretty_print_internal
5375 local ($head, $fill, @values) = @_;
5377 local ($column) = length ($head);
5378 local ($result) = $head;
5380 # Fill length is number of characters. However, each Tab
5381 # character counts for eight. So we count the number of Tabs and
5383 local ($fill_length) = length ($fill);
5384 $fill_length += 7 * ($fill =~ tr/\t/\t/d);
5386 local ($bol) = ($head eq '');
5389 # "71" because we also print a space.
5390 if ($column + length ($_) > 71)
5392 $result .= " \\\n" . $fill;
5393 $column = $fill_length;
5397 $result .= ' ' unless ($bol);
5399 $column += length ($_) + 1;
5407 # Pretty-print something and append to output_vars.
5410 $output_vars .= &pretty_print_internal
(@_);
5413 # Pretty-print something and append to output_rules.
5414 sub pretty_print_rule
5416 $output_rules .= &pretty_print_internal
(@_);
5420 ################################################################
5422 # See if a target exists.
5425 local ($target) = @_;
5426 return defined $targets{$target};
5429 # See if two conditionals are the same.
5430 sub conditional_same
5432 local ($cond1, $cond2) = @_;
5434 return (&conditional_true_when
($cond1, $cond2)
5435 && &conditional_true_when
($cond2, $cond1));
5438 # See if a conditional is true. Both arguments are conditional
5439 # strings. This returns true if the first conditional is true when
5440 # the second conditional is true.
5441 sub conditional_true_when
5443 local ($cond, $when) = @_;
5445 # Check the easy case first.
5451 # Check each component of $cond, which looks @COND1@@COND2@.
5452 foreach $comp (split ('@', $cond))
5454 # The way we split will give null strings between each
5458 if (index ($when, '@' . $comp . '@') == -1)
5467 # Check for an ambiguous conditional. This is called when a variable
5468 # or target is being defined conditionally. If we already know about
5469 # a definition that is true under the same conditions, then we have an
5471 sub check_ambiguous_conditional
5473 local ($var_name, $cond) = @_;
5474 local (@cond_vals) = split (' ', $conditional{$var_name});
5477 local ($vcond) = shift (@cond_vals);
5479 if (&conditional_true_when
($vcond, $cond)
5480 || &conditional_true_when
($cond, $vcond))
5482 &am_line_error
($var_name,
5483 "$var_name multiply defined in condition");
5488 # See if a variable exists. The first argument is the variable name,
5489 # and the optional second argument is the condition which we should
5490 # check. If no condition is given, we currently return true if the
5491 # variable is defined under any condition.
5492 sub variable_defined
5494 local ($var, $cond) = @_;
5495 if (defined $targets{$var})
5497 &am_line_error
($var, "\`$var' is target; expected variable");
5500 elsif (defined $contents{$var})
5502 if ($cond && $conditional{$var})
5504 # We have been asked to check for a particular condition,
5505 # and the variable is defined conditionally. We need to
5506 # look through the conditions under which the variable is
5507 # defined, and see if any of them match the conditional we
5508 # have been asked to check.
5509 local (@cond_vars) = split (' ', $conditional{$var});
5512 if (&conditional_same
($cond, shift (@cond_vars)))
5514 # Even a conditional examination is good enough
5515 # for us. FIXME: really should maintain examined
5516 # status on a per-condition basis.
5517 $content_seen{$var} = 1;
5523 # The variable is not defined for the given condition.
5527 $content_seen{$var} = 1;
5533 # Mark a variable as examined.
5534 sub examine_variable
5537 &variable_defined
($var);
5540 # Quote a value in order to put it in $conditional. We need to quote
5541 # spaces, and we need to handle null strings, so that we can later
5542 # retrieve values by splitting on space.
5546 $val =~ tr/ \t\n/\001\003\004/;
5547 $val = "\002" if $val eq '';
5551 # Unquote a value in $conditional.
5552 sub unquote_cond_val
5555 $val =~ tr/\001\003\004/ \t\n/;
5560 # Return the set of conditions for which a variable is defined.
5562 # If the variable is not defined conditionally, and is not defined in
5563 # terms of any variables which are defined conditionally, then this
5564 # returns the empty list.
5566 # If the variable is defined conditionally, but is not defined in
5567 # terms of any variables which are defined conditionally, then this
5568 # returns the list of conditions for which the variable is defined.
5570 # If the variable is defined in terms of any variables which are
5571 # defined conditionally, then this returns a full set of permutations
5572 # of the subvariable conditions. For example, if the variable is
5573 # defined in terms of a variable which is defined for @COND_TRUE@,
5574 # then this returns both @COND_TRUE@ and @COND_FALSE@. This is
5575 # because we will need to define the variable under both conditions.
5577 sub variable_conditions
5585 foreach $cond (&variable_conditions_sub
($var, '', ()))
5587 $uniqify{$cond} = 1;
5590 @uniq_list = sort keys %uniqify;
5591 # Note we cannot just do `return sort keys %uniqify', because this
5592 # function is sometimes used in a scalar context.
5596 # A subroutine of variable_conditions. We only return conditions
5597 # which are true for all the conditions in @PARENT_CONDS.
5598 sub variable_conditions_sub
5600 local ($var, $parent, @parent_conds) = @_;
5601 local (@new_conds) = ();
5603 if (defined $vars_scanned{$var})
5605 &am_line_error
($parent, "variable \`$var' recursively defined");
5608 $vars_scanned{$var} = 1;
5610 if (! $conditional{$var})
5612 foreach (split (' ', $contents{$var}))
5614 # If a comment seen, just leave.
5617 # Handle variable substitutions.
5618 if (/^\$\{(.*)\}$/ || /^\$\((.*)\)$/)
5621 &variable_conditions_sub
($1, $var, @parent_conds));
5625 # Now we want to return all permutations of the subvariable
5627 local (%allconds, $item);
5628 foreach $item (@new_conds)
5630 foreach (split ('@', $item))
5634 $allconds{$_ . '_TRUE'} = 1;
5638 # Unset our entry in vars_scanned. We only care about recursive
5640 delete $vars_scanned{$var};
5642 return &variable_conditions_permutations
(sort keys %allconds);
5645 local (@this_conds) = ();
5646 local (@condvals) = split (' ', $conditional{$var});
5649 local ($cond) = shift (@condvals);
5650 local ($val) = &unquote_cond_val
(shift (@condvals));
5655 local ($parent_cond);
5656 foreach $parent_cond (@parent_conds)
5658 if (! &conditional_true_when
($parent_cond, $cond))
5668 push (@this_conds, $cond);
5670 push (@parent_conds, $cond);
5671 local (@subvar_conds) = ();
5672 foreach (split (' ', $val))
5674 # If a comment seen, just leave.
5677 # Handle variable substitutions.
5678 if (/^\$\{(.*)\}$/ || /^\$\((.*)\)$/)
5680 push (@subvar_conds,
5681 &variable_conditions_sub
($1, $var, @parent_conds));
5684 pop (@parent_conds);
5686 # If there are no conditional subvariables, then we want to
5687 # return this condition. Otherwise, we want to return the
5688 # permutations of the subvariables.
5689 if (! @subvar_conds)
5691 push (@new_conds, $cond);
5695 push (@new_conds, &variable_conditions_reduce
(@subvar_conds));
5699 # Unset our entry in vars_scanned. We only care about recursive
5701 delete $vars_scanned{$var};
5706 # If we are being called on behalf of another variable, we need to
5707 # return all possible permutations of the conditions. We have
5708 # already handled everything in @this_conds along with their
5709 # subvariables. We now need to add any permutations that are not
5712 foreach $this_cond (@this_conds)
5715 &variable_conditions_permutations
(split('@', $this_cond));
5717 foreach $perm (@perms)
5721 foreach $scan (@this_conds)
5723 if (&conditional_true_when
($perm, $scan)
5724 || &conditional_true_when
($scan, $perm))
5735 local ($parent_cond);
5736 foreach $parent_cond (@parent_conds)
5738 if (! &conditional_true_when
($parent_cond, $perm))
5748 # This permutation was not already handled, and is valid
5750 push (@new_conds, $perm);
5757 # Subroutine for variable_conditions_sort
5758 sub variable_conditions_cmp
5764 return (length ($as) <=> length ($bs)
5768 # Sort a list of conditionals so that only the exclusive ones are
5769 # retained. For example, if both @COND1_TRUE@@COND2_TRUE@ and
5770 # @COND1_TRUE@ are in the list, discard the latter.
5771 sub variable_conditions_reduce
5773 local (@conds) = @_;
5776 foreach $cond (sort variable_conditions_cmp
@conds)
5780 foreach $scan (@ret)
5782 if (&conditional_true_when
($cond, $scan))
5795 # Return a list of permutations of a conditional string.
5796 sub variable_conditions_permutations
5798 local (@comps) = @_;
5801 local ($comp) = shift (@comps);
5802 return &variable_conditions_permutations
(@comps)
5804 local ($neg) = $comp;
5805 $neg =~ s/TRUE$/TRUEO/;
5806 $neg =~ s/FALSE$/TRUE/;
5807 $neg =~ s/TRUEO$/FALSE/;
5810 foreach $sub (&variable_conditions_permutations
(@comps))
5812 push (@ret, '@' . $comp . '@' . $sub);
5813 push (@ret, '@' . $neg . '@' . $sub);
5817 push (@ret, '@' . $comp . '@');
5818 push (@ret, '@' . $neg . '@');
5823 # Warn if a variable is conditionally defined. This is called if we
5824 # are using the value of a variable.
5825 sub variable_conditionally_defined
5827 local ($var, $parent) = @_;
5828 if ($conditional{$var})
5832 &am_line_error
($parent,
5833 "warning: automake does not support conditional definition of $var in $parent");
5837 &am_line_error
($parent,
5838 "warning: automake does not support $var being defined conditionally")
5843 # Get the value of a variable. This just returns $contents, but warns
5844 # if the variable is conditionally defined.
5848 &variable_conditionally_defined
($var);
5849 return $contents{$var};
5852 # Convert a variable value to a list, split as whitespace. This will
5853 # recursively follow $(...) and ${...} inclusions. It preserves @...@
5854 # substitutions. If COND is 'all', then all values under all
5855 # conditions should be returned; if COND is a particular condition
5856 # (all conditions are surrounded by @...@) then only the value for
5857 # that condition should be returned; otherwise, warn if VAR is
5858 # conditionally defined. SCANNED is a global hash listing whose keys
5859 # are all the variables already scanned; it is an error to rescan a
5863 local ($var, $val, $cond) = @_;
5867 $val =~ s/\\(\n|$)/ /g;
5869 foreach (split (' ', $val))
5871 # If a comment seen, just leave.
5874 # Handle variable substitutions.
5875 if (/^\$\{([^}]*)\}$/ || /^\$\(([^)]*)\)$/)
5877 local ($varname) = $1;
5879 # If the user uses a losing variable name, just ignore it.
5880 # This isn't ideal, but people have requested it.
5881 next if ($varname =~ /\@.*\@/);
5885 if ($varname =~ /^([^:]*):([^=]*)=(.*)$/)
5889 ($from = $2) =~ s/(\W)/\\$1/g;
5893 @temp_list = &variable_value_as_list_worker
($1, $cond, $var);
5895 # Now rewrite the value if appropriate.
5898 grep (s/$from$/$to/, @temp_list);
5901 push (@result, @temp_list);
5912 # Return contents of variable as list, split as whitespace. This will
5913 # recursively follow $(...) and ${...} inclusions. It preserves @...@
5914 # substitutions. If COND is 'all', then all values under all
5915 # conditions should be returned; if COND is a particular condition
5916 # (all conditions are surrounded by @...@) then only the value for
5917 # that condition should be returned; otherwise, warn if VAR is
5918 # conditionally defined. If PARENT is specified, it is the name of
5919 # the including variable; this is only used for error reports.
5920 sub variable_value_as_list_worker
5922 local ($var, $cond, $parent) = @_;
5925 if (defined $targets{$var})
5927 &am_line_error
($var, "\`$var' is target; expected variable");
5929 elsif (! defined $contents{$var})
5931 &am_line_error
($parent, "variable \`$var' not defined");
5933 elsif (defined $vars_scanned{$var})
5935 # `vars_scanned' is a global we use to keep track of which
5936 # variables we've already examined.
5937 &am_line_error
($parent, "variable \`$var' recursively defined");
5939 elsif ($cond eq 'all' && $conditional{$var})
5941 $vars_scanned{$var} = 1;
5942 local (@condvals) = split (' ', $conditional{$var});
5946 local ($val) = &unquote_cond_val
(shift (@condvals));
5947 push (@result, &value_to_list
($var, $val, $cond));
5950 elsif ($cond && $conditional{$var})
5952 $vars_scanned{$var} = 1;
5953 local (@condvals) = split (' ', $conditional{$var});
5957 local ($vcond) = shift (@condvals);
5958 local ($val) = &unquote_cond_val
(shift (@condvals));
5959 if (&conditional_true_when
($vcond, $cond))
5961 # Warn if we have an ambiguity. It's hard to know how
5962 # to handle this case correctly.
5963 &variable_conditionally_defined
($var, $parent)
5966 push (@result, &value_to_list
($var, $val, $cond));
5972 $vars_scanned{$var} = 1;
5973 &variable_conditionally_defined
($var, $parent);
5974 $content_seen{$var} = 1;
5975 push (@result, &value_to_list
($var, $contents{$var}, $cond));
5978 # Unset our entry in vars_scanned. We only care about recursive
5980 delete $vars_scanned{$var};
5985 # This is just a wrapper for variable_value_as_list_worker that
5986 # initializes the global hash `vars_scanned'. This hash is used to
5987 # avoid infinite recursion.
5988 sub variable_value_as_list
5990 local ($var, $cond, $parent) = @_;
5992 return &variable_value_as_list_worker
($var, $cond, $parent);
5995 # Define a new variable, but only if not already defined.
5998 local ($var, $value) = @_;
6000 if (! defined $contents{$var})
6002 $output_vars .= $var . ' = ' . $value . "\n";
6003 $contents{$var} = $value;
6004 $content_seen{$var} = 1;
6006 elsif ($var_was_plus_eq{$var})
6008 &am_line_error
($var, "internally generated variable \`$var' was set with \`+='");
6012 # Like define_variable, but the value is a list, and the variable may
6013 # be defined conditionally. The second argument is the conditional
6014 # under which the value should be defined; this should be the empty
6015 # string to define the variable unconditionally. The third argument
6016 # is a list holding the values to use for the variable. The value is
6017 # pretty printed in the output file.
6018 sub define_pretty_variable
6020 local ($var, $cond, @value) = @_;
6021 if (! defined $contents{$var}
6022 || ($cond && ! &variable_defined
($var, $cond)))
6024 $contents{$var} = join (' ', @value);
6027 if ($conditional{$var})
6029 $conditional{$var} .= ' ';
6033 $conditional{$var} = '';
6035 $conditional{$var} .= ($cond
6037 . "e_cond_val
($contents{$var}));
6039 &pretty_print
($cond . $var . ' = ', $cond, @value);
6040 $content_seen{$var} = 1;
6044 # Like define_variable, but define a variable to be the configure
6045 # substitution by the same name.
6046 sub define_configure_variable
6049 local ($value) = '@' . $var . '@';
6050 &define_variable
($var, $value);
6053 # Define a compiler variable. We also handle defining the `LT'
6054 # version of the command when using libtool.
6055 sub define_compiler_variable
6057 local ($var, $ltcompile, $value) = @_;
6058 local ($name) = $var;
6059 &define_variable
($name, $value);
6060 &define_variable
('LT' . $name, $ltcompile . $value)
6064 # Define a variable that represents a program to run. If in Cygnus
6065 # mode, the program is searched for in the build (or source) tree.
6066 # Otherwise no searching is done at all. Arguments are:
6067 # * VAR Name of variable to define
6068 # * WHATDIR Either `src' or `build', depending on where program should
6069 # be found. (runtest is in srcdir!)
6070 # * SUBDIR Subdir of top-level dir
6071 # * PROGRAM Name of program
6072 # * OVERRIDE If specified, the name of the program to use when not in
6073 # Cygnus mode. Defaults to PROGRAM.
6074 sub define_program_variable
6076 local ($var, $whatdir, $subdir, $program, $override) = @_;
6080 $override = $program;
6085 local ($full) = ('$(top_' . $whatdir . 'dir)/../'
6086 . $subdir . '/' . $program);
6087 &define_variable
($var, ('`if test -f ' . $full
6088 . '; then echo ' . $full . '; else echo '
6089 . $program . '; fi`'));
6093 &define_variable
($var, $override);
6098 ################################################################
6100 # Read Makefile.am and set up %contents. Simultaneously copy lines
6101 # from Makefile.am into $output_trailer or $output_vars as
6102 # appropriate. NOTE we put rules in the trailer section. We want
6103 # user rules to come after our generated stuff.
6106 local ($amfile) = @_;
6109 open (AM_FILE
, $amfile) || die "automake: couldn't open \`$amfile': $!\n";
6110 print "automake: reading $amfile\n" if $verbose;
6112 local ($saw_bk) = 0;
6113 local ($was_rule) = 0;
6114 local ($spacing) = '';
6115 local ($comment) = '';
6116 local ($last_var_name) = '';
6119 # We save the conditional stack on entry, and then check to make
6120 # sure it is the same on exit. This lets us conditonally include
6122 local (@saved_cond_stack) = @conditional_stack;
6126 if (/$IGNORE_PATTERN/o)
6128 # Merely delete comments beginning with two hashes.
6130 elsif (/$WHITE_PATTERN/o)
6132 # Stick a single white line before the incoming macro or rule.
6136 elsif (/$COMMENT_PATTERN/o)
6138 # Stick comments before the incoming macro or rule. Make
6139 # sure a blank line preceeds first block of comments.
6140 $spacing = "\n" unless $blank;
6142 $comment .= $spacing . $_;
6151 $output_vars .= $comment . "\n";
6155 local ($is_ok_macro);
6159 unless substr ($_, -1, 1) eq "\n";
6161 # Don't look at MAINTAINER_MODE_TRUE here. That shouldn't be
6162 # used by users. @MAINT@ is an anachronism now.
6163 $_ =~ s/\@MAINT\@//g
6164 unless $seen_maint_mode;
6166 if (/$IGNORE_PATTERN/o)
6168 # Merely delete comments beginning with two hashes.
6170 elsif (/$WHITE_PATTERN/o)
6172 # Stick a single white line before the incoming macro or rule.
6174 &am_line_error
($., "blank line following trailing backslash")
6177 elsif (/$COMMENT_PATTERN/o)
6179 # Stick comments before the incoming macro or rule.
6180 $comment .= $spacing . $_;
6182 &am_line_error
($., "comment following trailing backslash")
6189 $output_trailer .= join ('', @conditional_stack) . $_;
6195 $contents{$last_var_name} .= ' '
6196 unless $contents{$last_var_name} =~ /\s$/;
6197 $contents{$last_var_name} .= $_;
6198 if (@conditional_stack)
6200 $conditional{$last_var_name} .= "e_cond_val
($_);
6204 elsif (/$IF_PATTERN/o)
6206 &am_line_error
($., "$1 does not appear in AM_CONDITIONAL")
6207 if (! $configure_cond{$1});
6208 push (@conditional_stack, "\@" . $1 . "_TRUE\@");
6210 elsif (/$ELSE_PATTERN/o)
6212 if (! @conditional_stack)
6214 &am_line_error
($., "else without if");
6216 elsif ($conditional_stack[$#conditional_stack] =~ /_FALSE\@$/)
6218 &am_line_error
($., "else after else");
6222 $conditional_stack[$#conditional_stack]
6223 =~ s/_TRUE\@$/_FALSE\@/;
6226 elsif (/$ENDIF_PATTERN/o)
6228 if (! @conditional_stack)
6230 &am_line_error
($., "endif without if");
6234 pop @conditional_stack;
6237 elsif (/$RULE_PATTERN/o)
6241 if (defined $contents{$1}
6242 && (@conditional_stack
6243 ?
! defined $conditional{$1}
6244 : defined $conditional{$1}))
6247 "$1 defined both conditionally and unconditionally");
6249 # Value here doesn't matter; for targets we only note
6253 local ($cond_string) = join ('', @conditional_stack);
6254 if (@conditional_stack)
6256 if ($conditional{$1})
6258 &check_ambiguous_conditional
($1, $cond_string);
6259 $conditional{$1} .= ' ';
6263 $conditional{$1} = '';
6265 $conditional{$1} .= $cond_string . ' 1';
6267 $content_lines{$1} = $.;
6268 $output_trailer .= $comment . $spacing . $cond_string . $_;
6269 $comment = $spacing = '';
6272 # Check the rule for being a suffix rule. If so, store in
6275 local ($source_suffix);
6276 local ($object_suffix);
6278 if (($source_suffix, $object_suffix) = ($1 =~ $SUFFIX_RULE_PATTERN))
6280 $suffix_rules{$source_suffix} = $object_suffix;
6281 print "Sources ending in .$source_suffix become .$object_suffix\n" if $verbose;
6282 $source_suffix_pattern = "(" . join ('|', keys %suffix_rules) . ")";
6285 # FIXME: make sure both suffixes are in SUFFIXES? Or set
6286 # SUFFIXES from suffix_rules?
6288 elsif (($is_ok_macro = /$MACRO_PATTERN/o)
6289 || /$BOGUS_MACRO_PATTERN/o)
6291 # Found a macro definition.
6293 $last_var_name = $1;
6294 if (defined $contents{$1}
6295 && (@conditional_stack
6296 ?
! defined $conditional{$1}
6297 : defined $conditional{$1}))
6300 "$1 defined both conditionally and unconditionally");
6303 if ($3 ne '' && substr ($3, -1) eq "\\")
6305 # We preserve the `\' because otherwise the long lines
6306 # that are generated will be truncated by broken
6316 if (! defined $contents{$last_var_name})
6318 # The first assignment to a macro sets the line
6319 # number. Ideally I suppose we would associate line
6320 # numbers with random bits of text.
6321 $content_lines{$last_var_name} = $.;
6323 # If first assignment, set `+=' indicator.
6324 $var_was_plus_eq{$last_var_name} =
6326 && ! defined $am_var_defs{$last_var_name});
6331 if (! defined $contents{$last_var_name}
6332 && defined $am_var_defs{$last_var_name})
6334 $contents{$last_var_name} = $am_var_defs{$last_var_name};
6336 if (substr ($contents{$last_var_name}, -1) eq "\n")
6338 # Insert a backslash before a trailing newline.
6339 $contents{$last_var_name}
6340 = substr ($contents{$last_var_name}, 0, -1) . "\\\n";
6342 $contents{$last_var_name} .= ' ' . $value;
6346 $contents{$last_var_name} = $value;
6348 local ($cond_string) = join ('', @conditional_stack);
6349 if (@conditional_stack)
6353 if ($conditional{$last_var_name})
6357 # If we're adding to the conditional, and it
6358 # exists, then we might want to simply replace
6359 # the old value with the new one.
6360 local (@new_vals, @cond_vals);
6361 @cond_vals = split (' ', $conditional{$last_var_name});
6364 local ($vcond) = shift (@cond_vals);
6365 push (@new_vals, $vcond);
6366 if (&conditional_same
($vcond, $cond_string))
6369 $val = (&unquote_cond_val
(shift (@cond_vals))
6371 push (@new_vals, "e_cond_val
($val));
6375 push (@new_vals, shift (@cond_vals));
6380 $conditional{$last_var_name}
6381 = join (' ', @new_vals);
6387 &check_ambiguous_conditional
($last_var_name,
6389 $conditional{$last_var_name} .= ' ';
6395 $conditional{$last_var_name} = '';
6396 $val = $contents{$last_var_name};
6400 $conditional{$last_var_name} .= ($cond_string
6402 . "e_cond_val
($val));
6406 # FIXME: this doesn't always work correctly; it will group
6407 # all comments for a given variable, no matter where
6409 $am_vars{$last_var_name} = $comment . $spacing;
6410 $def_type{$last_var_name} = ($type eq ':') ?
':' : '';
6411 push (@var_list, $last_var_name);
6412 $comment = $spacing = '';
6416 &am_line_error
($., "bad macro name \`$last_var_name'")
6419 elsif (/$INCLUDE_PATTERN/o)
6423 if ($path =~ s/^\$\(top_srcdir\)\///)
6425 push (@include_stack, "\$\(top_srcdir\)/$path");
6429 $path =~ s/\$\(srcdir\)\///;
6430 push (@include_stack, "\$\(srcdir\)/$path");
6431 $path = $relative_dir . "/" . $path;
6433 &read_am_file
($path);
6437 # This isn't an error; it is probably a continued rule.
6438 # In fact, this is what we assume.
6440 $output_trailer .= ($comment . $spacing
6441 . join ('', @conditional_stack) . $_);
6442 $comment = $spacing = '';
6449 $output_trailer .= $comment;
6451 if (join (' ', @saved_cond_stack) ne join (' ', @conditional_stack))
6453 if (@conditional_stack)
6455 &am_error
("unterminated conditionals: " . join (' ', @conditional_stack));
6459 # FIXME: better error message here.
6460 &am_error
("conditionals not nested in include file");
6465 # A helper for read_main_am_file which initializes configure variables
6466 # and variables from header-vars.am. This is a subr so we can call it
6468 sub define_standard_variables
6470 # Compute relative location of the top object directory.
6471 local (@topdir) = ();
6472 foreach (split (/\//, $relative_dir))
6474 next if $_ eq '.' || $_ eq '';
6481 push (@topdir, '..');
6484 @topdir = ('.') if ! @topdir;
6486 $top_builddir = join ('/', @topdir);
6488 ($build_rx = $top_builddir) =~ s/(\W)/\\$1/g;
6489 $output_vars .= &file_contents_with_transform
6490 ('s/\@top_builddir\@/' . $build_rx . '/g;',
6493 # Generate some useful variables when AC_CANONICAL_* used. FIXME:
6494 # this should use generic %configure_vars method.
6495 if ($seen_canonical)
6497 local ($curs, %vars);
6498 $vars{'host_alias'} = 'host_alias';
6499 $vars{'host_triplet'} = 'host';
6500 if ($seen_canonical == $AC_CANONICAL_SYSTEM)
6502 $vars{'build_alias'} = 'build_alias';
6503 $vars{'build_triplet'} = 'build';
6504 $vars{'target_alias'} = 'target_alias';
6505 $vars{'target_triplet'} = 'target';
6507 foreach $curs (sort keys %vars)
6509 $output_vars .= "$curs = \@$vars{$curs}\@\n";
6510 $contents{$curs} = "\@$vars{$curs}\@";
6515 foreach $curs (sort keys %configure_vars)
6517 &define_configure_variable
($curs);
6521 # Read main am file.
6522 sub read_main_am_file
6524 local ($amfile) = @_;
6526 # The keys here are variables we want to dump at the end of this
6527 # function. The values are corresponding comments.
6528 local (%am_vars) = ();
6529 local (@var_list) = ();
6530 local (%def_type) = ();
6532 # This supports the strange variable tricks we are about to play.
6533 if (scalar keys %contents > 0)
6535 print STDERR
"automake: programming error: variable defined before read_main_am_file\n";
6539 # We want to predefine as many variables as possible. This lets
6540 # the user set them with `+=' in Makefile.am. However, we don't
6541 # want these initial definitions to end up in the output quite
6542 # yet. So we adopt a hack: read the `.am' file twice, throwing
6543 # away the output the first time. We also squirrel away a list of
6544 # all the variables defined by the .am file so that we know which
6545 # ones to remove from the content list.
6548 &define_standard_variables
;
6549 local (%saved_contents) = %contents;
6551 # Read user file, but discard text of variable assignments we just
6554 &read_am_file
($amfile);
6556 # Now dump the variables that were defined. We do it in the same
6557 # order in which they were defined (skipping duplicates).
6559 foreach $curs (@var_list)
6561 next if $done{$curs};
6564 $output_vars .= $am_vars{$curs};
6565 if ($conditional{$curs})
6567 local (@cond_vals) = split (' ', $conditional{$curs});
6570 local ($vcond) = shift (@cond_vals);
6571 local ($val) = &unquote_cond_val
(shift (@cond_vals));
6572 $output_vars .= ($vcond . $curs . ' '
6573 . $def_type{$curs} . "= ");
6575 foreach $line (split ("\n", $val))
6577 $output_vars .= $vcond . $line . "\n";
6579 $output_vars .= "\n"
6585 $output_vars .= ($curs . ' ' . $def_type{$curs} . '= '
6586 . $contents{$curs} . "\n");
6590 # Generate copyright header for generated Makefile.in.
6591 local ($ov) = $output_vars;
6592 $output_vars = ("# $in_file_name generated automatically by automake "
6593 . $VERSION . " from $am_file_name\n");
6594 $output_vars .= $gen_copyright;
6596 # Now go through and delete all the variables that the user did
6599 foreach $var (keys %saved_contents)
6601 if ($contents{$var} eq $saved_contents{$var})
6603 delete $contents{$var};
6607 # Re-read the standard variables, and this time keep their
6608 # contributions to the output. Then add the user's output to the
6610 &define_standard_variables
;
6611 $output_vars .= $ov;
6615 ################################################################
6617 sub initialize_global_constants
6619 # Values for AC_CANONICAL_*
6620 $AC_CANONICAL_HOST = 1;
6621 $AC_CANONICAL_SYSTEM = 2;
6623 # Associative array of standard directory names. Entry is TRUE if
6624 # corresponding directory should be installed during
6625 # 'install-exec' phase.
6643 # Commonly found files we look for and automatically include in
6647 "README", "THANKS", "TODO", "NEWS", "COPYING", "COPYING.LIB",
6648 "INSTALL", "ABOUT-NLS", "ChangeLog", "configure", "configure.in",
6649 "config.guess", "config.sub", "AUTHORS", "BACKLOG", "ABOUT-GNU",
6650 "libversion.in", "mdate-sh", "mkinstalldirs", "install-sh",
6651 'texinfo.tex', "ansi2knr.c", "ansi2knr.1", 'elisp-comp',
6652 'ylwrap', 'acinclude.m4', @libtoolize_files,
6653 'missing', 'depcomp', 'compile', 'py-compile'
6656 # Commonly used files we auto-include, but only sometimes.
6659 "aclocal.m4", "acconfig.h", "config.h.top",
6660 "config.h.bot", "stamp-h.in", 'stamp-vti'
6664 -a, --add-missing add missing standard files to package
6665 --amdir=DIR directory storing config files
6666 -c, --copy with -a, copy missing files (default is symlink)
6667 --cygnus assume program is part of Cygnus-style tree
6668 --force-missing force update of standard files
6669 --foreign set strictness to foreign
6670 --gnits set strictness to gnits
6671 --gnu set strictness to gnu
6672 --help print this help, then exit
6673 -i, --ignore-deps disable dependency tracking code
6674 --include-deps enable dependency tracking code
6675 --no-force only update Makefile.in's that are out of date
6676 -o DIR, --output-dir=DIR
6677 put generated Makefile.in's into DIR
6678 -v, --verbose verbosely list files processed
6679 --version print version number, then exit\n";
6681 # Copyright on generated Makefile.ins.
6683 # Copyright (C) 1994, 1995-9, 2000 Free Software Foundation, Inc.
6684 # This Makefile.in is free software; the Free Software Foundation
6685 # gives unlimited permission to copy and/or distribute it,
6686 # with or without modifications, as long as this notice is preserved.
6688 # This program is distributed in the hope that it will be useful,
6689 # but WITHOUT ANY WARRANTY, to the extent permitted by law; without
6690 # even the implied warranty of MERCHANTABILITY or FITNESS FOR A
6691 # PARTICULAR PURPOSE.
6694 # This complex find command will try to avoid changing the modes of
6695 # links into the source tree, in case they're hard-linked. It will
6696 # also make directories writable by everybody, because some
6697 # brain-dead tar implementations change ownership and permissions of
6698 # a directory before extracting the files, thus becoming unable to
6700 # Ignore return result from chmod, because it might give an error
6701 # if we chmod a symlink.
6702 # Another nastiness: if the file is unreadable by us, we make it
6703 # readable regardless of the number of links to it. This only
6704 # happens in perverse cases.
6705 # We use $(install_sh) because that is a known-portable way to
6706 # modify the file in place in the source tree.
6707 $dist_header = ' -find $(distdir) -type d ! -perm -777 -exec chmod a+rwx {} \; -o \\
6708 ! -type d ! -perm -444 -links 1 -exec chmod a+r {} \; -o \\
6709 ! -type d ! -perm -400 -exec chmod a+r {} \; -o \\
6710 ! -type d ! -perm -444 -exec $(SHELL) $(install_sh) -c -m a+r {} {} \; \\
6711 || chmod -R a+r $(distdir)
6713 $dist{'dist-bzip2'} = ("\t"
6714 . '$(AMTAR) chof - $(distdir) | bzip2 -9 -c > $(distdir).bz2'
6716 $dist{'dist-tarZ'} = ("\t"
6717 . '$(AMTAR) chof - $(distdir) | compress -c > $(distdir).tar.Z'
6719 $dist{'dist-shar'} = ("\t"
6720 . 'shar $(distdir) | GZIP=$(GZIP_ENV) gzip -c > $(distdir).shar.gz'
6722 $dist{'dist-zip'} = ("\t" . '-rm -f $(distdir).zip' . "\n" .
6723 "\t" . 'zip -rq $(distdir).zip $(distdir)' . "\n");
6725 # Note that we don't use GNU tar's `-z' option. One reason (but
6726 # not the only reason) is that some versions of tar (e.g., OSF1)
6727 # interpret `-z' differently.
6728 $dist{'dist'} = ("\t"
6729 . '$(AMTAR) chof - $(distdir) | GZIP=$(GZIP_ENV) gzip -c > $(distdir).tar.gz'
6731 $dist_trailer = "\t" . '-chmod -R a+w $(distdir) > /dev/null 2>&1; rm -rf $(distdir)' . "\n";
6734 # (Re)-Initialize per-Makefile.am variables.
6735 sub initialize_per_input
6737 # These two variables are used when generating each Makefile.in.
6738 # They hold the Makefile.in until it is ready to be printed.
6741 $output_trailer = '';
6743 $output_header = '';
6745 # Suffixes found during a run.
6748 # This holds the contents of a Makefile.am, as parsed by
6752 # This holds the names which are targets. These also appear in
6756 # This maps a variable name onto a flag. The flag is true iff the
6757 # variable was first defined with `+='.
6758 %var_was_plus_eq = ();
6760 # This holds definitions of all variables defined in .am files.
6761 # This is used during startup to determine which variables can be
6762 # assigned with `+='.
6765 # For a variable or target which is defined conditionally, this
6766 # holds an array of the conditional values. The array is composed
6767 # of pairs of condition strings (the variables which configure
6768 # will substitute) and values (the value of a target is
6769 # meaningless). For an unconditional variable, this is empty.
6772 # This holds the line numbers at which various elements of
6773 # %contents are defined.
6774 %content_lines = ();
6776 # This holds a 1 if a particular variable was examined.
6779 # This is the conditional stack.
6780 @conditional_stack = ();
6782 # This holds the set of included files.
6783 @include_stack = ();
6785 # This holds the "relative directory" of the current Makefile.in.
6786 # Eg for src/Makefile.in, this is "src".
6789 # This holds a list of files that are included in the
6793 # List of dependencies for the obvious targets.
6809 # A list of files deleted by `maintainer-clean'.
6810 @maintainer_clean_files = ();
6812 # These are pretty obvious, too. They are used to define the
6813 # SOURCES and OBJECTS variables.
6816 # Sources which go in the distribution.
6819 # This hash maps object file names onto their corresponding source
6820 # file names. This is used to ensure that each object is created
6821 # by a single source file.
6824 # This keeps track of the directories for which we've already
6825 # created `.dirstamp' code.
6826 %directory_map = ();
6828 # These variables track inclusion of various compile-related .am
6829 # files. $included_generic_compile is TRUE if the basic code has
6830 # been included. $included_knr_compile is TRUE if the ansi2knr
6831 # code has been included. $included_libtool_compile is TRUE if
6832 # libtool support has been included.
6833 $included_generic_compile = 0;
6834 $included_knr_compile = 0;
6835 $included_libtool_compile = 0;
6837 # TRUE if install targets should work recursively.
6838 $recursive_install = 0;
6843 # Strictness levels.
6844 $strictness = $default_strictness;
6845 $strictness_name = $default_strictness_name;
6847 # Options from AUTOMAKE_OPTIONS.
6850 # Whether or not dependencies are handled. Can be further changed
6851 # in handle_options.
6852 $use_dependencies = $cmdline_use_dependencies;
6855 $local_maint_charset = $maint_charset;
6857 # All yacc and lex source filenames for this directory. Use
6858 # filenames instead of raw count so that multiple instances are
6859 # counted correctly (eg one yacc file can appear in multiple
6860 # programs without harm).
6864 # This is a list of all targets to run during "make dist".
6867 # Keys in this hash are the basenames of files which must depend
6869 %de_ansi_files = ();
6871 # This maps the source extension of a suffix rule to its
6872 # corresponding output extension.
6875 # This is a regular expression which matches all the known source
6876 # suffix. A source suffix is one that appears in the first
6877 # position of a suffix rule.
6878 $source_suffix_pattern = '';
6880 # This is the name of the recursive `all' target to use.
6881 $all_target = 'all-recursive';
6883 # This keeps track of which extensions we've seen (that we care
6885 %extension_seen = ();
6887 # This is random scratch space for the language finish functions.
6888 # Don't randomly overwrite it; examine other uses of keys first.
6889 %language_scratch = ();
6891 # We keep track of which objects need special (per-executable)
6892 # handling on a per-language basis.
6893 %lang_specific_files = ();
6895 # This is set when `handle_dist' has finished. Once this happens,
6896 # we should no longer push on dist_common.
6897 $handle_dist_run = 0;
6901 ################################################################
6903 # Return contents of a file from $am_dir, automatically skipping
6904 # macros or rules which are already known. Runs command on each line
6905 # as it is read; this command can modify $_.
6906 sub file_contents_with_transform
6908 local ($command, $basename) = @_;
6909 local ($file) = $am_dir . '/' . $basename . '.am';
6911 if ($command ne '' && substr ($command, -1) ne ';')
6913 die "automake: programming error in file_contents_with_transform: $command\n";
6916 open (FC_FILE
, $file)
6917 || die "automake: installation error: cannot open \`$file'\n";
6919 # print "automake: reading $file\n" if $verbose;
6921 local ($was_rule) = 0;
6922 local ($result_vars) = '';
6923 local ($result_rules) = '';
6924 local ($comment) = '';
6925 local ($spacing) = "\n";
6926 local ($skipping) = 0;
6931 $_ =~ s/\@MAINTAINER_MODE_TRUE\@//g
6932 unless $seen_maint_mode;
6934 $had_chars = length ($_) && $_ ne "\n";
6936 # If the transform caused all the characters to go away, then
6937 # ignore the line. Why do this? Because in Perl 4, a "next"
6938 # inside of an eval doesn't affect a loop outside the eval.
6939 # So we can't pass in a "transform" that uses next. We used
6940 # to do this. "Empty" also means consisting of a single
6942 next if $had_chars && ($_ eq '' || $_ eq "\n");
6944 if (/$IGNORE_PATTERN/o)
6946 # Merely delete comments beginning with two hashes.
6948 elsif (/$WHITE_PATTERN/o)
6950 # Stick a single white line before the incoming macro or rule.
6952 &am_line_error
($., "blank line following trailing backslash")
6955 elsif (/$COMMENT_PATTERN/o)
6957 # Stick comments before the incoming macro or rule.
6958 $comment .= $spacing . $_;
6960 &am_line_error
($., "comment following trailing backslash")
6967 $result_rules .= $_ if ! $skipping;
6971 $result_vars .= $_ if ! $skipping;
6975 elsif (/$RULE_PATTERN/o)
6979 $skipping = defined $contents{$1};
6980 $result_rules .= $comment . $spacing . $_ if ! $skipping;
6981 $comment = $spacing = '';
6984 elsif (/$MACRO_PATTERN/o)
6986 # Found a variable reference.
6988 $skipping = defined $contents{$1};
6989 $result_vars .= $comment . $spacing . $_ if ! $skipping;
6990 $comment = $spacing = '';
6992 print STDERR
"automake: programming error: .am macro \`$1' with trailing backslash\n"
6994 $am_var_defs{$1} = $3;
6998 # This isn't an error; it is probably a continued rule.
6999 # In fact, this is what we assume.
7001 $result_rules .= $comment . $spacing . $_ if ! $skipping;
7002 $comment = $spacing = '';
7008 return $result_vars . $result_rules . $comment;
7011 # Like file_contents_with_transform, but no transform.
7014 return &file_contents_with_transform
('', @_);
7017 # Find all variable prefixes that are used for install directories. A
7018 # prefix `zar' qualifies iff:
7019 # * `zardir' is a variable.
7020 # * `zar_PRIMARY' is a variable.
7021 sub am_primary_prefixes
7023 local ($primary, $can_dist, @prefixes) = @_;
7025 local (%valid, $varname);
7026 grep ($valid{$_} = 0, @prefixes);
7027 $valid{'EXTRA'} = 0;
7028 foreach $varname (keys %contents)
7030 if ($varname =~ /^(nobase_)?(dist_|nodist_)?(.*)_$primary$/)
7032 if (($2 ne '' && ! $can_dist)
7033 || (! defined $valid{$3}
7034 && ! &variable_defined
($3 . 'dir')
7035 # Note that a configure variable is always
7036 # legitimate. It is natural to name such
7037 # variables after the primary, so we explicitly
7039 && ! defined $configure_vars{$varname}))
7041 &am_line_error
($varname, "invalid variable \`$varname'");
7045 # Ensure all extended prefixes are actually used.
7046 $valid{$1 . $2 . $3} = 1;
7054 # Handle `where_HOW' variable magic. Does all lookups, generates
7055 # install code, and possibly generates code to define the primary
7056 # variable. The first argument is the name of the .am file to munge,
7057 # the second argument is the primary variable (eg HEADERS), and all
7058 # subsequent arguments are possible installation locations. Returns
7059 # list of all values of all _HOW targets.
7061 # FIXME: this should be rewritten to be cleaner. It should be broken
7062 # up into multiple functions.
7064 # Usage is: am_install_var (OPTION..., file, HOW, where...)
7069 local ($do_clean) = 0;
7070 local ($do_require) = 1;
7071 local ($can_dist) = 0;
7072 local ($default_dist) = 0;
7075 if (defined $configure_vars{'LIBTOOL'})
7077 # Transform '@LIBTOOL ...@' to '$(LIBTOOL) ...'
7078 $ltxform = 's/\@LIBTOOL([^\@]*)\@/\$(LIBTOOL) $1/;';
7082 # Delete '@LIBTOOL ...@'
7083 $ltxform = 's/\@LIBTOOL([^\@]*)\@//;';
7089 $cygxform = 's/\@EXEEXT\@//g;';
7093 $cygxform = 's/\@EXEEXT\@/\$(EXEEXT)/g;';
7098 if ($args[0] eq '-clean')
7102 elsif ($args[0] eq '-noextra')
7106 elsif ($args[0] eq '-candist')
7110 elsif ($args[0] eq '-defaultdist')
7115 elsif ($args[0] !~ /^-/)
7122 local ($file, $primary, @prefixes) = @args;
7125 local (@result) = ();
7127 # Now that configure substitutions are allowed in where_HOW
7128 # variables, it is an error to actually define the primary. We
7129 # allow `JAVA', as it is customarily used to mean the Java
7130 # interpreter. This is but one of several Java hacks. Similarly,
7131 # `PYTHON' is customarily used to mean the Python interpreter.
7132 &am_line_error
($primary, "\`$primary' is an anachronism")
7133 if &variable_defined
($primary)
7134 && ($primary ne 'JAVA' && $primary ne 'PYTHON');
7137 # Look for misspellings. It is an error to have a variable ending
7138 # in a "reserved" suffix whose prefix is unknown, eg
7139 # "bni_PROGRAMS". However, unusual prefixes are allowed if a
7140 # variable of the same name (with "dir" appended) exists. For
7141 # instance, if the variable "zardir" is defined, then
7142 # "zar_PROGRAMS" becomes valid. This is to provide a little extra
7143 # flexibility in those cases which need it.
7144 local (%valid) = &am_primary_prefixes
($primary, $can_dist, @prefixes);
7146 # If a primary includes a configure substitution, then the EXTRA_
7147 # form is required. Otherwise we can't properly do our job.
7148 local ($require_extra);
7149 local ($warned_about_extra) = 0;
7151 local ($clean_file) = $file . '-clean';
7154 local ($nodir_name);
7155 local ($strip_subdir) = 1;
7156 foreach $X (sort keys %valid)
7158 $one_name = $X . '_' . $primary;
7159 if (&variable_defined
($one_name))
7161 # If subdir prefix should be preserved, do so.
7162 if ($X =~ /^nobase_/)
7168 # If files should be distributed, do so.
7171 if (($default_dist && $one_name !~ /^nodist_/)
7172 || (! $default_dist && $one_name =~ /^dist_/))
7174 &push_dist_common
('$(' . $one_name . ')');
7176 ($nodir_name = $X) =~ s/^(dist|nodist)_//;
7183 # Append actual contents of where_PRIMARY variable to
7186 foreach $rcurs (&variable_value_as_list
($one_name, 'all'))
7188 # Skip configure substitutions. Possibly bogus.
7189 if ($rcurs =~ /^\@.*\@$/)
7193 if (! $warned_about_extra)
7195 $warned_about_extra = 1;
7197 &am_line_error
($one_name,
7198 "\`$one_name' contains configure substitution, but shouldn't");
7202 # Check here to make sure variables defined in
7203 # configure.in do not imply that EXTRA_PRIMARY
7205 elsif (! defined $configure_vars{$one_name})
7207 $require_extra = $one_name
7214 push (@result, $rcurs);
7217 # "EXTRA" shouldn't be used when generating clean targets,
7218 # all, or install targets.
7221 # We used to warn if EXTRA_FOO was defined uselessly,
7222 # but this was annoying.
7226 # A blatant hack: we rewrite each _PROGRAMS primary to
7227 # include EXEEXT when in Cygwin32 mode.
7228 if ($seen_exeext && $primary eq 'PROGRAMS')
7230 local (@conds) = &variable_conditions
($one_name);
7231 local (@one_binlist);
7233 # FIXME: this definitely loses aesthetically; it
7234 # redefines $ONE_NAME. Instead we should arrange for
7235 # variable definitions to be output later, instead of
7241 foreach $rcurs (&variable_value_as_list
($one_name, ''))
7243 if ($rcurs =~ /\./ || $rcurs =~ /^\@.*\@$/)
7245 push (@one_binlist, $rcurs);
7249 push (@one_binlist, $rcurs . '$(EXEEXT)');
7253 delete $contents{$one_name};
7254 &define_pretty_variable
($one_name, '', @one_binlist);
7259 local ($condvals) = '';
7260 foreach $cond (@conds)
7263 local (@condval) = &variable_value_as_list
($one_name,
7265 foreach $rcurs (@condval)
7267 if ($rcurs =~ /\./ || $rcurs =~ /^\@.*\@$/)
7269 push (@one_binlist, $rcurs);
7273 push (@one_binlist, $rcurs . '$(EXEEXT)');
7277 push (@condvals, $cond);
7278 push (@condvals, join (' ', @one_binlist));
7281 delete $contents{$one_name};
7285 $cond = shift (@condvals);
7286 local (@val) = split (' ', shift (@condvals));
7287 &define_pretty_variable
($one_name, $cond, @val);
7295 &file_contents_with_transform
('s/\@DIR\@/' . $X . '/go;'
7299 push (@clean, $X . $primary);
7300 &push_phony_cleaners
($X . $primary);
7305 push (@check, '$(' . $one_name . ')');
7309 push (@used, '$(' . $one_name . ')');
7311 if ($X eq 'noinst' || $X eq 'check')
7313 # Objects which don't get installed by default.
7317 local ($subdir_xform);
7320 $subdir_xform = 's/^NOBASE.*$//; s/^BASE//;';
7324 $subdir_xform = 's/^BASE.*$//; s/^NOBASE//;';
7328 &file_contents_with_transform
('s/\@DIR\@/' . $X . '/g;'
7329 . 's/\@NDIR\@/' . $nodir_name . '/go;'
7330 . $ltxform . $cygxform
7334 push (@uninstall, 'uninstall-' . $X . $primary);
7335 push (@phony, 'uninstall-' . $X . $primary);
7336 push (@installdirs, '$(DESTDIR)$(' . $X . 'dir)');
7337 if (defined $exec_dir_p{$X} ?
$exec_dir_p{$X} : ($X =~ /exec/))
7339 push (@install_exec, 'install-' . $X . $primary);
7340 push (@phony, 'install-' . $X . $primary);
7344 push (@install_data, 'install-' . $X . $primary);
7345 push (@phony, 'install-' . $X . $primary);
7350 # The JAVA variable is used as the name of the Java interpreter.
7351 # The PYTHON variable is used as the name of the Python interpreter.
7352 if (@used && $primary ne 'JAVA' && $primary ne 'PYTHON')
7355 &define_pretty_variable
($primary, '', @used);
7356 $output_vars .= "\n";
7359 if ($require_extra && ! &variable_defined
('EXTRA_' . $primary))
7361 &am_line_error
($require_extra,
7362 "\`$require_extra' contains configure substitution, but \`EXTRA_$primary' not defined");
7365 # Push here because PRIMARY might be configure time determined.
7366 push (@all, '$(' . $primary . ')')
7367 if @used && $primary ne 'JAVA' && $primary ne 'PYTHON';
7369 # Make the result unique. This lets the user use conditionals in
7370 # a natural way, but still lets us program lazily -- we don't have
7371 # to worry about handling a particular object more than once.
7372 local (%uniquify) = ();
7373 grep ($uniquify{$_} = 1, @result);
7374 return sort keys %uniquify;
7378 ################################################################
7380 # Each key in this hash is the name of a directory holding a
7381 # Makefile.in. These variables are local to `is_make_dir'.
7388 if (! $make_dirs_set)
7390 foreach $iter (@configure_input_files)
7392 $make_dirs{&dirname
($iter)} = 1;
7394 # We also want to notice Makefile.in's.
7395 foreach $iter (@other_input_files)
7397 if ($iter =~ /Makefile\.in$/)
7399 $make_dirs{&dirname
($iter)} = 1;
7404 return defined $make_dirs{$dir};
7407 ################################################################
7409 # This variable is local to the "require file" set of functions.
7410 @require_file_paths = ();
7412 # If a file name appears as a key in this hash, then it has already
7413 # been checked for. This variable is local to the "require file"
7415 %require_file_found = ();
7417 # See if we want to push this file onto dist_common. This function
7418 # encodes the rules for deciding when to do so.
7419 sub maybe_push_required_file
7421 local ($dir, $file, $fullfile) = @_;
7423 # FIXME: Once again, special-case `.'.
7424 if ($dir eq $relative_dir || $dir eq '.')
7426 &push_dist_common
($file);
7428 elsif ($relative_dir eq '.' && ! &is_make_dir
($dir))
7430 # If we are doing the topmost directory, and the file is in a
7431 # subdir which does not have a Makefile, then we distribute it
7433 &push_dist_common
($fullfile);
7437 # Verify that the file must exist in the current directory. Usage:
7438 # require_file (isconfigure, line_number, strictness, file) strictness
7439 # is the strictness level at which this file becomes required. Must
7440 # set require_file_paths before calling this function.
7441 # require_file_paths is set to hold a single directory (the one in
7442 # which the first file was found) before return.
7443 sub require_file_internal
7445 local ($is_configure, $line, $mystrict, @files) = @_;
7446 local ($file, $fullfile);
7447 local ($found_it, $dangling_sym, $errfile, $errdir);
7450 foreach $file (@files)
7452 # If we've already looked for it, we're done.
7453 next if defined $require_file_found{$file};
7454 $require_file_found{$file} = 1;
7458 foreach $dir (@require_file_paths)
7462 $fullfile = $relative_dir . "/" . $file;
7463 $errdir = $relative_dir unless $errdir;
7467 $fullfile = $dir . "/" . $file;
7468 $errdir = $dir unless $errdir;
7471 # Use different name for "error filename". Otherwise on
7472 # an error the bad file will be reported as eg
7473 # `../../install-sh' when using the default
7475 $errfile = $errdir . '/' . $file;
7477 if (-l
$fullfile && ! -f
readlink ($fullfile))
7482 elsif (-f
$fullfile)
7485 &maybe_push_required_file
($dir, $file, $fullfile);
7491 if ($found_it && ! $force_missing)
7493 # Prune the path list.
7494 @require_file_paths = $save_dir;
7498 if ($strictness >= $mystrict)
7500 if ($dangling_sym && ($force_missing || $add_missing))
7505 local ($trailer) = '';
7506 local ($suppress) = 0;
7508 # Only install missing files according to our desired
7510 local ($message) = "required file \`$errfile' not found";
7515 # Maybe run libtoolize.
7516 local @syslist = ('libtoolize', '--automake');
7517 push @syslist, '--copy'
7520 && grep ($_ eq $file, @libtoolize_files)
7521 && system (@syslist))
7523 $message = "installing \`$errfile'";
7525 $trailer = "; cannot run \`libtoolize': $!";
7527 elsif (-f
($am_dir . '/' . $file))
7529 # Install the missing file. Symlink if we
7530 # can, copy if we must. Note: delete the file
7531 # first, in case it is a dangling symlink.
7532 $message = "installing \`$errfile'";
7533 # Windows Perl will hang if we try to delete a
7534 # file that doesn't exist.
7535 unlink ($errfile) if -f
$errfile;
7536 if ($symlink_exists && ! $copy_missing)
7538 if (! symlink ($am_dir . '/' . $file, $errfile))
7541 $trailer = "; error while making link: $!";
7544 elsif (system ('cp', $am_dir . '/' . $file, $errfile))
7547 $trailer = "\n error while copying";
7551 &maybe_push_required_file
(&dirname
($errfile),
7552 $errfile, $errfile);
7555 local ($save) = $exit_status;
7558 # FIXME: allow actual file to be specified.
7559 &am_conf_line_error
('configure.in', $line,
7560 "$message$trailer");
7564 &am_line_error
($line, "$message$trailer");
7566 $exit_status = $save if $suppress;
7572 # Like require_file_with_line, but error messages refer to
7573 # configure.in, not the current Makefile.am.
7574 sub require_file_with_conf_line
7576 @require_file_paths = '.';
7577 &require_file_internal
(1, @_);
7580 sub require_file_with_line
7582 @require_file_paths = '.';
7583 &require_file_internal
(0, @_);
7588 @require_file_paths = '.';
7589 &require_file_internal
(0, '', @_);
7592 # Require a file that is also required by Autoconf. Looks in
7593 # configuration path, as specified by AC_CONFIG_AUX_DIR.
7594 sub require_config_file
7596 @require_file_paths = @config_aux_path;
7597 &require_file_internal
(1, '', @_);
7598 local ($dir) = $require_file_paths[0];
7599 @config_aux_path = @require_file_paths;
7602 $config_aux_dir = '.';
7606 $config_aux_dir = '$(top_srcdir)/' . $dir;
7610 # Assumes that the line number is in Makefile.am.
7611 sub require_conf_file_with_line
7613 @require_file_paths = @config_aux_path;
7614 &require_file_internal
(0, @_);
7615 local ($dir) = $require_file_paths[0];
7616 @config_aux_path = @require_file_paths;
7619 $config_aux_dir = '.';
7623 $config_aux_dir = '$(top_srcdir)/' . $dir;
7627 # Assumes that the line number is in configure.in.
7628 sub require_conf_file_with_conf_line
7630 @require_file_paths = @config_aux_path;
7631 &require_file_internal
(1, @_);
7632 local ($dir) = $require_file_paths[0];
7633 @config_aux_path = @require_file_paths;
7636 $config_aux_dir = '.';
7640 $config_aux_dir = '$(top_srcdir)/' . $dir;
7644 ################################################################
7646 # Push a list of files onto dist_common.
7647 sub push_dist_common
7649 local (@files) = @_;
7652 foreach $file (@files)
7654 if (! defined $dist_common{$file})
7656 if ($handle_dist_run)
7659 "automake: programming error: push_dist_common run after handle_dist\n";
7662 $dist_common{$file} = 1;
7667 # Push a list of clean targets onto phony.
7668 sub push_phony_cleaners
7672 foreach $target ('mostly', 'dist', '', 'maintainer-')
7674 push (@phony, $target . 'clean-' . $base);
7681 $strictness_name = $_[0];
7682 if ($strictness_name eq 'gnu')
7686 elsif ($strictness_name eq 'gnits')
7688 $strictness = $GNITS;
7690 elsif ($strictness_name eq 'foreign')
7692 $strictness = $FOREIGN;
7696 die "automake: level \`$strictness_name' not recognized\n";
7701 ################################################################
7703 # Return directory name of file.
7709 ($sub = $file) =~ s
,/+[^/]+$,,g
;
7710 $sub = '.' if $sub eq $file;
7714 # Return file name of a file.
7720 ($sub = $file) =~s
,^.*/+,,g
;
7724 # Ensure a file exists.
7729 open (TOUCH
, ">> $file");
7733 # Glob something. Do this to avoid indentation screwups everywhere we
7734 # want to glob. Gross!
7741 ################################################################
7743 # Print an error message and set exit status.
7746 warn "automake: ${am_file}.am: ", join (' ', @_), "\n";
7752 local ($symbol, @args) = @_;
7754 if ($symbol && "$symbol" ne '-1')
7756 local ($file) = "${am_file}.am";
7758 if ($symbol =~ /^\d+$/)
7760 # SYMBOL is a line number, so just add the colon.
7761 $file .= ':' . $symbol;
7763 elsif (defined $content_lines{$symbol})
7765 # SYMBOL is a variable defined in Makefile.am, so add the
7766 # line number we saved from there.
7767 $file .= ':' . $content_lines{$symbol};
7769 elsif (defined $configure_vars{$symbol})
7771 # SYMBOL is a variable defined in configure.in, so add the
7772 # appropriate line number.
7773 $file = $configure_vars{$symbol};
7777 # Couldn't find the line number.
7779 warn $file, ": ", join (' ', @args), "\n";
7788 # Like am_error, but while scanning configure.in.
7791 # FIXME: can run in subdirs.
7792 warn "automake: configure.in: ", join (' ', @_), "\n";
7796 # Error message with line number referring to configure.in.
7797 sub am_conf_line_error
7799 local ($file, $line, @args) = @_;
7803 warn "$file: $line: ", join (' ', @args), "\n";
7808 &am_conf_error
(@args);
7812 # Warning message with line number referring to configure.in.
7813 # Does not affect exit_status
7814 sub am_conf_line_warning
7816 local ($saved_exit_status) = $exit_status;
7817 &am_conf_line_error
(@_);
7818 $exit_status = $saved_exit_status;
7821 # Tell user where our aclocal.m4 is, but only once.
7822 sub keyed_aclocal_warning
7825 warn "automake: macro \`$key' can be generated by \`aclocal'\n";
7828 # Print usage information.
7831 print "Usage: automake [OPTION] ... [Makefile]...\n\n";
7832 print "Generate Makefile.in for autoconf from Makefile.am\n";
7834 print "\nFiles which are automatically distributed, if found:\n";
7835 $~ = "USAGE_FORMAT";
7836 local ($last, $iter, @lcomm);
7838 foreach $iter (sort ((@common_files, @common_sometimes)))
7840 push (@lcomm, $iter) unless $iter eq $last;
7844 local ($one, $two, $three, $four, $i, $max);
7845 $max = int (($#lcomm + 1) / 4);
7847 for ($i = 0; $i < $max; ++$i)
7850 $two = $lcomm[$max + $i];
7851 $three = $lcomm[2 * $max + $i];
7852 $four = $lcomm[3 * $max + $i];
7856 local ($mod) = ($#lcomm + 1) % 4;
7859 $one = $lcomm[$max];
7860 $two = ($mod > 1) ?
$lcomm[2 * $max] : '';
7861 $three = ($mod > 2) ?
$lcomm[3 * $max] : '';
7862 $four = ($mod > 3) ?
$lcomm[4 * $max] : '';
7866 print "\nReport bugs to <bug-automake\@gnu.org>.\n";
7871 format USAGE_FORMAT
=
7872 @
<<<<<<<<<<<<<<<< @
<<<<<<<<<<<<<<<< @
<<<<<<<<<<<<<<<< @
<<<<<<<<<<<<<<<<
7873 $one, $two, $three, $four