6 #include "run-command.h"
11 static const char push_usage[] = "git-push [--all] [--tags] [-f | --force] <repository> [<refspec>...]";
13 static int all, tags, force, thin = 1;
14 static const char *execute;
16 #define BUF_SIZE (2084)
17 static char buffer[BUF_SIZE];
19 static const char **refspec;
20 static int refspec_nr;
22 static void add_refspec(const char *ref)
24 int nr = refspec_nr + 1;
25 refspec = xrealloc(refspec, nr * sizeof(char *));
30 static int expand_one_ref(const char *ref, const unsigned char *sha1)
32 /* Ignore the "refs/" at the beginning of the refname */
35 if (!strncmp(ref, "tags/", 5))
36 add_refspec(xstrdup(ref));
40 static void expand_refspecs(void)
44 die("cannot mix '--all' and a refspec");
47 * No need to expand "--all" - we'll just use
48 * the "--all" flag to send-pack
54 for_each_ref(expand_one_ref);
57 static void set_refspecs(const char **refs, int nr)
60 size_t bytes = nr * sizeof(char *);
62 refspec = xrealloc(refspec, bytes);
63 memcpy(refspec, refs, bytes);
69 static int get_remotes_uri(const char *repo, const char *uri[MAX_URI])
72 FILE *f = fopen(git_path("remotes/%s", repo), "r");
73 int has_explicit_refspec = refspec_nr || all || tags;
77 while (fgets(buffer, BUF_SIZE, f)) {
81 if (!strncmp("URL: ", buffer, 5)) {
84 } else if (!strncmp("Push: ", buffer, 6)) {
90 /* Remove whitespace at the head.. */
96 /* ..and at the end */
98 while (isspace(p[-1]))
103 uri[n++] = xstrdup(s);
105 error("more than %d URL's specified, ignoring the rest", MAX_URI);
107 else if (is_refspec && !has_explicit_refspec)
108 add_refspec(xstrdup(s));
112 die("remote '%s' has no URL", repo);
116 static const char **config_uri;
117 static const char *config_repo;
118 static int config_repo_len;
119 static int config_current_uri;
120 static int config_get_refspecs;
122 static int get_remote_config(const char* key, const char* value)
124 if (!strncmp(key, "remote.", 7) &&
125 !strncmp(key + 7, config_repo, config_repo_len)) {
126 if (!strcmp(key + 7 + config_repo_len, ".url")) {
127 if (config_current_uri < MAX_URI)
128 config_uri[config_current_uri++] = xstrdup(value);
130 error("more than %d URL's specified, ignoring the rest", MAX_URI);
132 else if (config_get_refspecs &&
133 !strcmp(key + 7 + config_repo_len, ".push"))
134 add_refspec(xstrdup(value));
139 static int get_config_remotes_uri(const char *repo, const char *uri[MAX_URI])
141 config_repo_len = strlen(repo);
143 config_current_uri = 0;
145 config_get_refspecs = !(refspec_nr || all || tags);
147 git_config(get_remote_config);
148 return config_current_uri;
151 static int get_branches_uri(const char *repo, const char *uri[MAX_URI])
153 const char *slash = strchr(repo, '/');
154 int n = slash ? slash - repo : 1000;
155 FILE *f = fopen(git_path("branches/%.*s", n, repo), "r");
161 s = fgets(buffer, BUF_SIZE, f);
170 while (isspace(p[-1]))
174 len += strlen(slash);
175 p = xmalloc(len + 1);
184 * Read remotes and branches file, fill the push target URI
185 * list. If there is no command line refspecs, read Push: lines
186 * to set up the *refspec list as well.
187 * return the number of push target URIs
189 static int read_config(const char *repo, const char *uri[MAX_URI])
194 n = get_remotes_uri(repo, uri);
198 n = get_config_remotes_uri(repo, uri);
202 n = get_branches_uri(repo, uri);
211 static int do_push(const char *repo)
213 const char *uri[MAX_URI];
219 n = read_config(repo, uri);
221 die("bad repository '%s'", repo);
223 argv = xmalloc((refspec_nr + 10) * sizeof(char *));
224 argv[0] = "dummy-send-pack";
227 argv[argc++] = "--all";
229 argv[argc++] = "--force";
231 argv[argc++] = execute;
234 for (i = 0; i < n; i++) {
236 int dest_argc = common_argc;
237 int dest_refspec_nr = refspec_nr;
238 const char **dest_refspec = refspec;
239 const char *dest = uri[i];
240 const char *sender = "git-send-pack";
241 if (!strncmp(dest, "http://", 7) ||
242 !strncmp(dest, "https://", 8))
243 sender = "git-http-push";
245 argv[dest_argc++] = "--thin";
247 argv[dest_argc++] = dest;
248 while (dest_refspec_nr--)
249 argv[dest_argc++] = *dest_refspec++;
250 argv[dest_argc] = NULL;
251 err = run_command_v(argc, argv);
255 case -ERR_RUN_COMMAND_FORK:
256 die("unable to fork for %s", sender);
257 case -ERR_RUN_COMMAND_EXEC:
258 die("unable to exec %s", sender);
259 case -ERR_RUN_COMMAND_WAITPID:
260 case -ERR_RUN_COMMAND_WAITPID_WRONG_PID:
261 case -ERR_RUN_COMMAND_WAITPID_SIGNAL:
262 case -ERR_RUN_COMMAND_WAITPID_NOEXIT:
263 die("%s died with strange error", sender);
271 int cmd_push(int argc, const char **argv, const char *prefix)
274 const char *repo = "origin"; /* default repository */
276 for (i = 1; i < argc; i++) {
277 const char *arg = argv[i];
284 if (!strcmp(arg, "--all")) {
288 if (!strcmp(arg, "--tags")) {
292 if (!strcmp(arg, "--force") || !strcmp(arg, "-f")) {
296 if (!strcmp(arg, "--thin")) {
300 if (!strcmp(arg, "--no-thin")) {
304 if (!strncmp(arg, "--exec=", 7)) {
310 set_refspecs(argv + i, argc - i);
311 return do_push(repo);