packv4: nth_packed_object_sha1() packv4 support
[git/packv4.git] / builtin-push.c
blob2612f07f74855ad6dec8ccd605279ab3a502e5e2
1 /*
2 * "git push"
3 */
4 #include "cache.h"
5 #include "refs.h"
6 #include "run-command.h"
7 #include "builtin.h"
8 #include "remote.h"
10 static const char push_usage[] = "git-push [--all] [--tags] [--receive-pack=<git-receive-pack>] [--repo=all] [-f | --force] [-v] [<repository> <refspec>...]";
12 static int all, force, thin = 1, verbose;
13 static const char *receivepack;
15 static const char **refspec;
16 static int refspec_nr;
18 static void add_refspec(const char *ref)
20 int nr = refspec_nr + 1;
21 refspec = xrealloc(refspec, nr * sizeof(char *));
22 refspec[nr-1] = ref;
23 refspec_nr = nr;
26 static void set_refspecs(const char **refs, int nr)
28 int i;
29 for (i = 0; i < nr; i++) {
30 const char *ref = refs[i];
31 if (!strcmp("tag", ref)) {
32 char *tag;
33 int len;
34 if (nr <= ++i)
35 die("tag shorthand without <tag>");
36 len = strlen(refs[i]) + 11;
37 tag = xmalloc(len);
38 strcpy(tag, "refs/tags/");
39 strcat(tag, refs[i]);
40 ref = tag;
42 add_refspec(ref);
46 static int do_push(const char *repo)
48 int i, errs;
49 int common_argc;
50 const char **argv;
51 int argc;
52 struct remote *remote = remote_get(repo);
54 if (!remote)
55 die("bad repository '%s'", repo);
57 if (remote->receivepack) {
58 char *rp = xmalloc(strlen(remote->receivepack) + 16);
59 sprintf(rp, "--receive-pack=%s", remote->receivepack);
60 receivepack = rp;
62 if (!refspec && !all && remote->push_refspec_nr) {
63 refspec = remote->push_refspec;
64 refspec_nr = remote->push_refspec_nr;
67 argv = xmalloc((refspec_nr + 10) * sizeof(char *));
68 argv[0] = "dummy-send-pack";
69 argc = 1;
70 if (all)
71 argv[argc++] = "--all";
72 if (force)
73 argv[argc++] = "--force";
74 if (receivepack)
75 argv[argc++] = receivepack;
76 common_argc = argc;
78 errs = 0;
79 for (i = 0; i < remote->uri_nr; i++) {
80 int err;
81 int dest_argc = common_argc;
82 int dest_refspec_nr = refspec_nr;
83 const char **dest_refspec = refspec;
84 const char *dest = remote->uri[i];
85 const char *sender = "send-pack";
86 if (!prefixcmp(dest, "http://") ||
87 !prefixcmp(dest, "https://"))
88 sender = "http-push";
89 else {
90 char *rem = xmalloc(strlen(remote->name) + 10);
91 sprintf(rem, "--remote=%s", remote->name);
92 argv[dest_argc++] = rem;
93 if (thin)
94 argv[dest_argc++] = "--thin";
96 argv[0] = sender;
97 argv[dest_argc++] = dest;
98 while (dest_refspec_nr--)
99 argv[dest_argc++] = *dest_refspec++;
100 argv[dest_argc] = NULL;
101 if (verbose)
102 fprintf(stderr, "Pushing to %s\n", dest);
103 err = run_command_v_opt(argv, RUN_GIT_CMD);
104 if (!err)
105 continue;
107 error("failed to push to '%s'", remote->uri[i]);
108 switch (err) {
109 case -ERR_RUN_COMMAND_FORK:
110 error("unable to fork for %s", sender);
111 case -ERR_RUN_COMMAND_EXEC:
112 error("unable to exec %s", sender);
113 break;
114 case -ERR_RUN_COMMAND_WAITPID:
115 case -ERR_RUN_COMMAND_WAITPID_WRONG_PID:
116 case -ERR_RUN_COMMAND_WAITPID_SIGNAL:
117 case -ERR_RUN_COMMAND_WAITPID_NOEXIT:
118 error("%s died with strange error", sender);
120 errs++;
122 return !!errs;
125 int cmd_push(int argc, const char **argv, const char *prefix)
127 int i;
128 const char *repo = NULL; /* default repository */
130 for (i = 1; i < argc; i++) {
131 const char *arg = argv[i];
133 if (arg[0] != '-') {
134 repo = arg;
135 i++;
136 break;
138 if (!strcmp(arg, "-v")) {
139 verbose=1;
140 continue;
142 if (!prefixcmp(arg, "--repo=")) {
143 repo = arg+7;
144 continue;
146 if (!strcmp(arg, "--all")) {
147 all = 1;
148 continue;
150 if (!strcmp(arg, "--tags")) {
151 add_refspec("refs/tags/*");
152 continue;
154 if (!strcmp(arg, "--force") || !strcmp(arg, "-f")) {
155 force = 1;
156 continue;
158 if (!strcmp(arg, "--thin")) {
159 thin = 1;
160 continue;
162 if (!strcmp(arg, "--no-thin")) {
163 thin = 0;
164 continue;
166 if (!prefixcmp(arg, "--receive-pack=")) {
167 receivepack = arg;
168 continue;
170 if (!prefixcmp(arg, "--exec=")) {
171 receivepack = arg;
172 continue;
174 usage(push_usage);
176 set_refspecs(argv + i, argc - i);
177 if (all && refspec)
178 usage(push_usage);
180 return do_push(repo);