builtin-push.c

   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"
   9 #include "transport.h"
  10
  11 static const char push_usage[] = "git-push [--all] [--tags] [--receive-pack=<git-receive-pack>] [--repo=all] [-f | --force] [-v] [<repository> <refspec>...]";
  12
  13 static int all, thin, verbose;
  14 static const char *receivepack;
  15
  16 static const char **refspec;
  17 static int refspec_nr;
  18
  19 static void add_refspec(const char *ref)
  20 {
  21         int nr = refspec_nr + 1;
  22         refspec = xrealloc(refspec, nr * sizeof(char *));
  23         refspec[nr-1] = ref;
  24         refspec_nr = nr;
  25 }
  26
  27 static void set_refspecs(const char **refs, int nr)
  28 {
  29         int i;
  30         for (i = 0; i < nr; i++) {
  31                 const char *ref = refs[i];
  32                 if (!strcmp("tag", ref)) {
  33                         char *tag;
  34                         int len;
  35                         if (nr <= ++i)
  36                                 die("tag shorthand without <tag>");
  37                         len = strlen(refs[i]) + 11;
  38                         tag = xmalloc(len);
  39                         strcpy(tag, "refs/tags/");
  40                         strcat(tag, refs[i]);
  41                         ref = tag;
  42                 }
  43                 add_refspec(ref);
  44         }
  45 }
  46
  47 static int do_push(const char *repo, int flags)
  48 {
  49         int i, errs;
  50         struct remote *remote = remote_get(repo);
  51
  52         if (!remote)
  53                 die("bad repository '%s'", repo);
  54
  55         if (!refspec && !all && remote->push_refspec_nr) {
  56                 refspec = remote->push_refspec;
  57                 refspec_nr = remote->push_refspec_nr;
  58         }
  59         errs = 0;
  60         for (i = 0; i < remote->uri_nr; i++) {
  61                 struct transport *transport =
  62                         transport_get(remote, remote->uri[i], 0);
  63                 int err;
  64                 if (receivepack)
  65                         transport_set_option(transport,
  66                                              TRANS_OPT_RECEIVEPACK, receivepack);
  67                 if (thin)
  68                         transport_set_option(transport, TRANS_OPT_THIN, "yes");
  69
  70                 if (verbose)
  71                         fprintf(stderr, "Pushing to %s\n", remote->uri[i]);
  72                 err = transport_push(transport, refspec_nr, refspec, flags);
  73                 err |= transport_disconnect(transport);
  74
  75                 if (!err)
  76                         continue;
  77
  78                 error("failed to push to '%s'", remote->uri[i]);
  79                 errs++;
  80         }
  81         return !!errs;
  82 }
  83
  84 int cmd_push(int argc, const char **argv, const char *prefix)
  85 {
  86         int i;
  87         int flags = 0;
  88         const char *repo = NULL;        /* default repository */
  89
  90         for (i = 1; i < argc; i++) {
  91                 const char *arg = argv[i];
  92
  93                 if (arg[0] != '-') {
  94                         repo = arg;
  95                         i++;
  96                         break;
  97                 }
  98                 if (!strcmp(arg, "-v")) {
  99                         verbose=1;
 100                         continue;
 101                 }
 102                 if (!prefixcmp(arg, "--repo=")) {
 103                         repo = arg+7;
 104                         continue;
 105                 }
 106                 if (!strcmp(arg, "--all")) {
 107                         flags |= TRANSPORT_PUSH_ALL;
 108                         continue;
 109                 }
 110                 if (!strcmp(arg, "--tags")) {
 111                         add_refspec("refs/tags/*");
 112                         continue;
 113                 }
 114                 if (!strcmp(arg, "--force") || !strcmp(arg, "-f")) {
 115                         flags |= TRANSPORT_PUSH_FORCE;
 116                         continue;
 117                 }
 118                 if (!strcmp(arg, "--thin")) {
 119                         thin = 1;
 120                         continue;
 121                 }
 122                 if (!strcmp(arg, "--no-thin")) {
 123                         thin = 0;
 124                         continue;
 125                 }
 126                 if (!prefixcmp(arg, "--receive-pack=")) {
 127                         receivepack = arg + 15;
 128                         continue;
 129                 }
 130                 if (!prefixcmp(arg, "--exec=")) {
 131                         receivepack = arg + 7;
 132                         continue;
 133                 }
 134                 usage(push_usage);
 135         }
 136         set_refspecs(argv + i, argc - i);
 137         if (all && refspec)
 138                 usage(push_usage);
 139
 140         return do_push(repo, flags);
 141 }