Andrew's git - gitweb.git/blob

   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#include "parse-options.h"
  11
  12static const char * const push_usage[] = {
  13        "git push [--all | --mirror] [--dry-run] [--tags] [--receive-pack=<git-receive-pack>] [--repo=all] [-f | --force] [-v] [<repository> <refspec>...]",
  14        NULL,
  15};
  16
  17static int thin;
  18static const char *receivepack;
  19
  20static const char **refspec;
  21static int refspec_nr;
  22
  23static void add_refspec(const char *ref)
  24{
  25        int nr = refspec_nr + 1;
  26        refspec = xrealloc(refspec, nr * sizeof(char *));
  27        refspec[nr-1] = ref;
  28        refspec_nr = nr;
  29}
  30
  31static void set_refspecs(const char **refs, int nr)
  32{
  33        int i;
  34        for (i = 0; i < nr; i++) {
  35                const char *ref = refs[i];
  36                if (!strcmp("tag", ref)) {
  37                        char *tag;
  38                        int len;
  39                        if (nr <= ++i)
  40                                die("tag shorthand without <tag>");
  41                        len = strlen(refs[i]) + 11;
  42                        tag = xmalloc(len);
  43                        strcpy(tag, "refs/tags/");
  44                        strcat(tag, refs[i]);
  45                        ref = tag;
  46                }
  47                add_refspec(ref);
  48        }
  49}
  50
  51static int do_push(const char *repo, int flags)
  52{
  53        int i, errs;
  54        struct remote *remote = remote_get(repo);
  55
  56        if (!remote)
  57                die("bad repository '%s'", repo);
  58
  59        if (remote->mirror)
  60                flags |= (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE);
  61
  62        if ((flags & TRANSPORT_PUSH_ALL) && refspec) {
  63                if (!strcmp(*refspec, "refs/tags/*"))
  64                        return error("--all and --tags are incompatible");
  65                return error("--all can't be combined with refspecs");
  66        }
  67
  68        if ((flags & TRANSPORT_PUSH_MIRROR) && refspec) {
  69                if (!strcmp(*refspec, "refs/tags/*"))
  70                        return error("--mirror and --tags are incompatible");
  71                return error("--mirror can't be combined with refspecs");
  72        }
  73
  74        if ((flags & (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) ==
  75                                (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) {
  76                return error("--all and --mirror are incompatible");
  77        }
  78
  79        if (!refspec
  80                && !(flags & TRANSPORT_PUSH_ALL)
  81                && remote->push_refspec_nr) {
  82                refspec = remote->push_refspec;
  83                refspec_nr = remote->push_refspec_nr;
  84        }
  85        errs = 0;
  86        for (i = 0; i < remote->url_nr; i++) {
  87                struct transport *transport =
  88                        transport_get(remote, remote->url[i]);
  89                int err;
  90                if (receivepack)
  91                        transport_set_option(transport,
  92                                             TRANS_OPT_RECEIVEPACK, receivepack);
  93                if (thin)
  94                        transport_set_option(transport, TRANS_OPT_THIN, "yes");
  95
  96                if (flags & TRANSPORT_PUSH_VERBOSE)
  97                        fprintf(stderr, "Pushing to %s\n", remote->url[i]);
  98                err = transport_push(transport, refspec_nr, refspec, flags);
  99                err |= transport_disconnect(transport);
 100
 101                if (!err)
 102                        continue;
 103
 104                error("failed to push some refs to '%s'", remote->url[i]);
 105                errs++;
 106        }
 107        return !!errs;
 108}
 109
 110int cmd_push(int argc, const char **argv, const char *prefix)
 111{
 112        int flags = 0;
 113        int tags = 0;
 114        int rc;
 115        const char *repo = NULL;        /* default repository */
 116
 117        struct option options[] = {
 118                OPT_BIT('v', "verbose", &flags, "be verbose", TRANSPORT_PUSH_VERBOSE),
 119                OPT_STRING( 0 , "repo", &repo, "repository", "repository"),
 120                OPT_BIT( 0 , "all", &flags, "push all refs", TRANSPORT_PUSH_ALL),
 121                OPT_BIT( 0 , "mirror", &flags, "mirror all refs",
 122                            (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE)),
 123                OPT_BOOLEAN( 0 , "tags", &tags, "push tags"),
 124                OPT_BIT( 0 , "dry-run", &flags, "dry run", TRANSPORT_PUSH_DRY_RUN),
 125                OPT_BIT('f', "force", &flags, "force updates", TRANSPORT_PUSH_FORCE),
 126                OPT_BOOLEAN( 0 , "thin", &thin, "use thin pack"),
 127                OPT_STRING( 0 , "receive-pack", &receivepack, "receive-pack", "receive pack program"),
 128                OPT_STRING( 0 , "exec", &receivepack, "receive-pack", "receive pack program"),
 129                OPT_END()
 130        };
 131
 132        argc = parse_options(argc, argv, options, push_usage, 0);
 133
 134        if (tags)
 135                add_refspec("refs/tags/*");
 136
 137        if (argc > 0) {
 138                repo = argv[0];
 139                set_refspecs(argv + 1, argc - 1);
 140        }
 141
 142        rc = do_push(repo, flags);
 143        if (rc == -1)
 144                usage_with_options(push_usage, options);
 145        else
 146                return rc;
 147}