git/builtin-push.c
Shawn O. Pearce c4f6a48969 Merge branch 'maint'
* maint:
  Do not use errno when pread() returns 0
  git init: --bare/--shared overrides system/global config
  git-push.txt: Describe --repo option in more detail
  git rm: refresh index before up-to-date check
  Fix a few typos in relnotes
2008-10-08 08:05:43 -07:00

148 lines
3.8 KiB
C

/*
* "git push"
*/
#include "cache.h"
#include "refs.h"
#include "run-command.h"
#include "builtin.h"
#include "remote.h"
#include "transport.h"
#include "parse-options.h"
static const char * const push_usage[] = {
"git push [--all | --mirror] [--dry-run] [--tags] [--receive-pack=<git-receive-pack>] [--repo=<repository>] [-f | --force] [-v] [<repository> <refspec>...]",
NULL,
};
static int thin;
static const char *receivepack;
static const char **refspec;
static int refspec_nr;
static void add_refspec(const char *ref)
{
int nr = refspec_nr + 1;
refspec = xrealloc(refspec, nr * sizeof(char *));
refspec[nr-1] = ref;
refspec_nr = nr;
}
static void set_refspecs(const char **refs, int nr)
{
int i;
for (i = 0; i < nr; i++) {
const char *ref = refs[i];
if (!strcmp("tag", ref)) {
char *tag;
int len;
if (nr <= ++i)
die("tag shorthand without <tag>");
len = strlen(refs[i]) + 11;
tag = xmalloc(len);
strcpy(tag, "refs/tags/");
strcat(tag, refs[i]);
ref = tag;
}
add_refspec(ref);
}
}
static int do_push(const char *repo, int flags)
{
int i, errs;
struct remote *remote = remote_get(repo);
if (!remote)
die("bad repository '%s'", repo);
if (remote->mirror)
flags |= (TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE);
if ((flags & TRANSPORT_PUSH_ALL) && refspec) {
if (!strcmp(*refspec, "refs/tags/*"))
return error("--all and --tags are incompatible");
return error("--all can't be combined with refspecs");
}
if ((flags & TRANSPORT_PUSH_MIRROR) && refspec) {
if (!strcmp(*refspec, "refs/tags/*"))
return error("--mirror and --tags are incompatible");
return error("--mirror can't be combined with refspecs");
}
if ((flags & (TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) ==
(TRANSPORT_PUSH_ALL|TRANSPORT_PUSH_MIRROR)) {
return error("--all and --mirror are incompatible");
}
if (!refspec
&& !(flags & TRANSPORT_PUSH_ALL)
&& remote->push_refspec_nr) {
refspec = remote->push_refspec;
refspec_nr = remote->push_refspec_nr;
}
errs = 0;
for (i = 0; i < remote->url_nr; i++) {
struct transport *transport =
transport_get(remote, remote->url[i]);
int err;
if (receivepack)
transport_set_option(transport,
TRANS_OPT_RECEIVEPACK, receivepack);
if (thin)
transport_set_option(transport, TRANS_OPT_THIN, "yes");
if (flags & TRANSPORT_PUSH_VERBOSE)
fprintf(stderr, "Pushing to %s\n", remote->url[i]);
err = transport_push(transport, refspec_nr, refspec, flags);
err |= transport_disconnect(transport);
if (!err)
continue;
error("failed to push some refs to '%s'", remote->url[i]);
errs++;
}
return !!errs;
}
int cmd_push(int argc, const char **argv, const char *prefix)
{
int flags = 0;
int tags = 0;
int rc;
const char *repo = NULL; /* default repository */
struct option options[] = {
OPT_BIT('v', "verbose", &flags, "be verbose", TRANSPORT_PUSH_VERBOSE),
OPT_STRING( 0 , "repo", &repo, "repository", "repository"),
OPT_BIT( 0 , "all", &flags, "push all refs", TRANSPORT_PUSH_ALL),
OPT_BIT( 0 , "mirror", &flags, "mirror all refs",
(TRANSPORT_PUSH_MIRROR|TRANSPORT_PUSH_FORCE)),
OPT_BOOLEAN( 0 , "tags", &tags, "push tags"),
OPT_BIT( 0 , "dry-run", &flags, "dry run", TRANSPORT_PUSH_DRY_RUN),
OPT_BIT('f', "force", &flags, "force updates", TRANSPORT_PUSH_FORCE),
OPT_BOOLEAN( 0 , "thin", &thin, "use thin pack"),
OPT_STRING( 0 , "receive-pack", &receivepack, "receive-pack", "receive pack program"),
OPT_STRING( 0 , "exec", &receivepack, "receive-pack", "receive pack program"),
OPT_END()
};
argc = parse_options(argc, argv, options, push_usage, 0);
if (tags)
add_refspec("refs/tags/*");
if (argc > 0) {
repo = argv[0];
set_refspecs(argv + 1, argc - 1);
}
rc = do_push(repo, flags);
if (rc == -1)
usage_with_options(push_usage, options);
else
return rc;
}