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#include "builtin.h"
#include "cache.h"
#include "transport.h"
#include "ref-filter.h"
#include "remote.h"
#include "refs.h"
static const char * const ls_remote_usage[] = {
N_("git ls-remote [--heads] [--tags] [--refs] [--upload-pack=<exec>]\n"
" [-q | --quiet] [--exit-code] [--get-url]\n"
" [--symref] [<repository> [<refs>...]]"),
NULL
};
/*
* 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;
if (!pattern)
return 1; /* no restriction */
pathbuf = xstrfmt("/%s", path);
while ((p = *(pattern++)) != NULL) {
if (!wildmatch(p, pathbuf, 0)) {
free(pathbuf);
return 1;
}
}
free(pathbuf);
return 0;
}
int cmd_ls_remote(int argc, const char **argv, const char *prefix)
{
const char *dest = NULL;
unsigned flags = 0;
int get_url = 0;
int quiet = 0;
int status = 0;
int show_symref_target = 0;
const char *uploadpack = NULL;
const char **pattern = NULL;
struct argv_array ref_prefixes = ARGV_ARRAY_INIT;
int i;
struct string_list server_options = STRING_LIST_INIT_DUP;
struct remote *remote;
struct transport *transport;
const struct ref *ref;
struct ref_array ref_array;
static struct ref_sorting *sorting = NULL, **sorting_tail = &sorting;
struct option options[] = {
OPT__QUIET(&quiet, N_("do not print remote URL")),
OPT_STRING(0, "upload-pack", &uploadpack, N_("exec"),
N_("path of git-upload-pack on the remote host")),
{ OPTION_STRING, 0, "exec", &uploadpack, N_("exec"),
N_("path of git-upload-pack on the remote host"),
PARSE_OPT_HIDDEN },
OPT_BIT('t', "tags", &flags, N_("limit to tags"), REF_TAGS),
OPT_BIT('h', "heads", &flags, N_("limit to heads"), REF_HEADS),
OPT_BIT(0, "refs", &flags, N_("do not show peeled tags"), REF_NORMAL),
OPT_BOOL(0, "get-url", &get_url,
N_("take url.<base>.insteadOf into account")),
OPT_REF_SORT(sorting_tail),
OPT_SET_INT_F(0, "exit-code", &status,
N_("exit with exit code 2 if no matching refs are found"),
2, PARSE_OPT_NOCOMPLETE),
OPT_BOOL(0, "symref", &show_symref_target,
N_("show underlying ref in addition to the object pointed by it")),
OPT_STRING_LIST('o', "server-option", &server_options, N_("server-specific"), N_("option to transmit")),
OPT_END()
};
memset(&ref_array, 0, sizeof(ref_array));
argc = parse_options(argc, argv, prefix, options, ls_remote_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
dest = argv[0];
if (argc > 1) {
int i;
pattern = xcalloc(argc, sizeof(const char *));
for (i = 1; i < argc; i++) {
pattern[i - 1] = xstrfmt("*/%s", argv[i]);
}
}
if (flags & REF_TAGS)
argv_array_push(&ref_prefixes, "refs/tags/");
if (flags & REF_HEADS)
argv_array_push(&ref_prefixes, "refs/heads/");
remote = remote_get(dest);
if (!remote) {
if (dest)
die("bad repository '%s'", dest);
die("No remote configured to list refs from.");
}
if (!remote->url_nr)
die("remote %s has no configured URL", dest);
if (get_url) {
printf("%s\n", *remote->url);
UNLEAK(sorting);
return 0;
}
transport = transport_get(remote, NULL);
if (uploadpack != NULL)
transport_set_option(transport, TRANS_OPT_UPLOADPACK, uploadpack);
if (server_options.nr)
transport->server_options = &server_options;
ref = transport_get_remote_refs(transport, &ref_prefixes);
if (ref) {
int hash_algo = hash_algo_by_ptr(transport_get_hash_algo(transport));
repo_set_hash_algo(the_repository, hash_algo);
}
if (transport_disconnect(transport)) {
UNLEAK(sorting);
return 1;
}
if (!dest && !quiet)
fprintf(stderr, "From %s\n", *remote->url);
for ( ; ref; ref = ref->next) {
struct ref_array_item *item;
if (!check_ref_type(ref, flags))
continue;
if (!tail_match(pattern, ref->name))
continue;
item = ref_array_push(&ref_array, ref->name, &ref->old_oid);
item->symref = xstrdup_or_null(ref->symref);
}
if (sorting)
ref_array_sort(sorting, &ref_array);
for (i = 0; i < ref_array.nr; i++) {
const struct ref_array_item *ref = ref_array.items[i];
if (show_symref_target && ref->symref)
printf("ref: %s\t%s\n", ref->symref, ref->refname);
printf("%s\t%s\n", oid_to_hex(&ref->objectname), ref->refname);
status = 0; /* we found something */
}
UNLEAK(sorting);
ref_array_clear(&ref_array);
return status;
}
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