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#include "builtin.h"
#include "cache.h"
#include "transport.h"
#include "remote.h"
static const char ls_remote_usage[] =
"git ls-remote [--heads] [--tags] [-u <exec> | --upload-pack <exec>] <repository> <refs>...";
/*
* Is there one among the list of patterns that match the tail part
* of the path?
*/
static int tail_match(const char **pattern, const char *path)
{
const char *p;
char pathbuf[PATH_MAX];
if (!pattern)
return 1; /* no restriction */
if (snprintf(pathbuf, sizeof(pathbuf), "/%s", path) > sizeof(pathbuf))
return error("insanely long ref %.*s...", 20, path);
while ((p = *(pattern++)) != NULL) {
if (!fnmatch(p, pathbuf, 0))
return 1;
}
return 0;
}
int cmd_ls_remote(int argc, const char **argv, const char *prefix)
{
int i;
const char *dest = NULL;
int nongit;
unsigned flags = 0;
const char *uploadpack = NULL;
const char **pattern = NULL;
struct remote *remote;
struct transport *transport;
const struct ref *ref;
setup_git_directory_gently(&nongit);
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
if (*arg == '-') {
if (!prefixcmp(arg, "--upload-pack=")) {
uploadpack = arg + 14;
continue;
}
if (!prefixcmp(arg, "--exec=")) {
uploadpack = arg + 7;
continue;
}
if (!strcmp("--tags", arg) || !strcmp("-t", arg)) {
flags |= REF_TAGS;
continue;
}
if (!strcmp("--heads", arg) || !strcmp("-h", arg)) {
flags |= REF_HEADS;
continue;
}
if (!strcmp("--refs", arg)) {
flags |= REF_NORMAL;
continue;
}
usage(ls_remote_usage);
}
dest = arg;
i++;
break;
}
if (!dest)
usage(ls_remote_usage);
if (argv[i]) {
int j;
pattern = xcalloc(sizeof(const char *), argc - i + 1);
for (j = i; j < argc; j++) {
int len = strlen(argv[j]);
char *p = xmalloc(len + 3);
sprintf(p, "*/%s", argv[j]);
pattern[j - i] = p;
}
}
remote = nongit ? NULL : remote_get(dest);
if (remote && !remote->url_nr)
die("remote %s has no configured URL", dest);
transport = transport_get(remote, NULL);
if (uploadpack != NULL)
transport_set_option(transport, TRANS_OPT_UPLOADPACK, uploadpack);
ref = transport_get_remote_refs(transport);
if (transport_disconnect(transport))
return 1;
for ( ; ref; ref = ref->next) {
if (!check_ref_type(ref, flags))
continue;
if (!tail_match(pattern, ref->name))
continue;
printf("%s %s\n", sha1_to_hex(ref->old_sha1), ref->name);
}
return 0;
}
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