autogen.sh

   1 #!/bin/sh
   2 #
   3 # Run this to generate configure and initial GNUmakefiles
   4
   5 # This file is part of LilyPond, the GNU music typesetter.
   6 #
   7 # Copyright (C) 2002--2023  Jan Nieuwenhuizen <janneke@gnu.org>,
   8 #                           Han-Wen Nienhuys <hanwen@xs4all.nl>
   9 #
  10 # LilyPond is free software: you can redistribute it and/or modify
  11 # it under the terms of the GNU General Public License as published by
  12 # the Free Software Foundation, either version 3 of the License, or
  13 # (at your option) any later version.
  14 #
  15 # LilyPond is distributed in the hope that it will be useful,
  16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 # GNU General Public License for more details.
  19 #
  20 # You should have received a copy of the GNU General Public License
  21 # along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
  22
  23 srcdir=`dirname -- $0`
  24
  25 # Canonicalize paths.
  26 srcdir=`cd "$srcdir"; pwd`
  27 builddir=`pwd`
  28
  29 for arg; do
  30     case $arg in
  31         --ci)
  32             CI=true
  33             shift
  34             ;;
  35
  36         --currdir)
  37             CURRDIR=true
  38             shift
  39             ;;
  40
  41         --help)
  42             exec echo "\
  43 Usage: $0 [OPTION]... [CONFIGURE-OPTION]...
  44 Generate LilyPond's 'configure' script, then execute it
  45 with CONFIGURE-OPTION arguments.
  46
  47   --ci           also set 'configure' flags for gitlab's CI
  48   --currdir      generate 'configure' script in current directory
  49                    instead of the location of 'autogen.sh'
  50   --help         display this help and exit
  51   --noconfigure  don't execute generated 'configure' script"
  52             exit 0
  53             ;;
  54
  55         --noconf*)
  56             NOCONFIGURE=true
  57             shift
  58             ;;
  59
  60         *)
  61             break
  62             ;;
  63     esac
  64 done
  65
  66 if test ! -w "$srcdir"; then
  67     echo "Directory '$srcdir' is write-only, assuming option '--currdir'"
  68     CURRDIR=true
  69 fi
  70
  71 if test -n "$CURRDIR" && test ! -w "$builddir"; then
  72     echo >&2 "$0: Directory '$builddir' is write-only, can't proceed"
  73     exit 1
  74 fi
  75
  76 parent=`dirname "$builddir"`
  77 if test "$srcdir" = "$builddir"; then
  78     prefix=.
  79 elif test "$srcdir" = "$parent"; then
  80     prefix=..
  81 else
  82     prefix="$srcdir"
  83 fi
  84
  85 if test -n "$CURRDIR"; then
  86     configure=./configure
  87     if test "$prefix" != . && test "$prefix" != ..; then
  88         suffix=" --srcdir $srcdir"
  89     fi
  90
  91     echo "Running autoconf in '$builddir' ..."
  92     SRCDIR="$srcdir" \
  93           autoconf -I "$srcdir" -o configure "$srcdir/configure.ac" \
  94         || exit 1
  95 else
  96     configure="$prefix/configure"
  97     (
  98         cd "$srcdir"
  99         echo "Running autoconf in '$srcdir' ..."
 100         autoconf || exit 1
 101     )
 102 fi
 103
 104 if test -n "$NOCONFIGURE"; then
 105     echo "You can now run '$configure$suffix [...]'"
 106     exit 0
 107 fi
 108
 109 if test -n "$CI" ; then
 110     conf_flags="$conf_flags --enable-checking"
 111     conf_flags="$conf_flags --enable-gs-api"
 112     conf_flags="$conf_flags --disable-debugging"
 113
 114     CFLAGS="$CFLAGS -Werror"
 115     export CFLAGS
 116 fi
 117
 118 if test -z "${conf_flags}$*"; then
 119     cat <<EOF
 120     Warning: about to run the 'configure' script without arguments.
 121     Add arguments to the '$0' command line
 122     to pass them to 'configure'.
 123
 124     Invoke with '--noconfigure' to skip execution of 'configure'.
 125 EOF
 126 fi
 127
 128 echo Running $configure$suffix $conf_flags "$@" ...
 129 exec "$configure" $suffix $conf_flags "$@"