tgupdate: merge t/blob/no-read-failure into top-bases/gitweb-additions
[git/gitweb.git] / builtin / ls-remote.c
blob66cdd45cc10afd37f93f260688700408d11b1f5f
1 #include "builtin.h"
2 #include "cache.h"
3 #include "transport.h"
4 #include "remote.h"
6 static const char * const ls_remote_usage[] = {
7 N_("git ls-remote [--heads] [--tags] [--refs] [--upload-pack=<exec>]\n"
8 " [-q | --quiet] [--exit-code] [--get-url]\n"
9 " [--symref] [<repository> [<refs>...]]"),
10 NULL
14 * Is there one among the list of patterns that match the tail part
15 * of the path?
17 static int tail_match(const char **pattern, const char *path)
19 const char *p;
20 char pathbuf[PATH_MAX];
22 if (!pattern)
23 return 1; /* no restriction */
25 if (snprintf(pathbuf, sizeof(pathbuf), "/%s", path) > sizeof(pathbuf))
26 return error("insanely long ref %.*s...", 20, path);
27 while ((p = *(pattern++)) != NULL) {
28 if (!wildmatch(p, pathbuf, 0, NULL))
29 return 1;
31 return 0;
34 int cmd_ls_remote(int argc, const char **argv, const char *prefix)
36 const char *dest = NULL;
37 unsigned flags = 0;
38 int get_url = 0;
39 int quiet = 0;
40 int status = 0;
41 int show_symref_target = 0;
42 const char *uploadpack = NULL;
43 const char **pattern = NULL;
45 struct remote *remote;
46 struct transport *transport;
47 const struct ref *ref;
49 struct option options[] = {
50 OPT__QUIET(&quiet, N_("do not print remote URL")),
51 OPT_STRING(0, "upload-pack", &uploadpack, N_("exec"),
52 N_("path of git-upload-pack on the remote host")),
53 { OPTION_STRING, 0, "exec", &uploadpack, N_("exec"),
54 N_("path of git-upload-pack on the remote host"),
55 PARSE_OPT_HIDDEN },
56 OPT_BIT('t', "tags", &flags, N_("limit to tags"), REF_TAGS),
57 OPT_BIT('h', "heads", &flags, N_("limit to heads"), REF_HEADS),
58 OPT_BIT(0, "refs", &flags, N_("do not show peeled tags"), REF_NORMAL),
59 OPT_BOOL(0, "get-url", &get_url,
60 N_("take url.<base>.insteadOf into account")),
61 OPT_SET_INT(0, "exit-code", &status,
62 N_("exit with exit code 2 if no matching refs are found"), 2),
63 OPT_BOOL(0, "symref", &show_symref_target,
64 N_("show underlying ref in addition to the object pointed by it")),
65 OPT_END()
68 argc = parse_options(argc, argv, prefix, options, ls_remote_usage,
69 PARSE_OPT_STOP_AT_NON_OPTION);
70 dest = argv[0];
72 if (argc > 1) {
73 int i;
74 pattern = xcalloc(argc, sizeof(const char *));
75 for (i = 1; i < argc; i++)
76 pattern[i - 1] = xstrfmt("*/%s", argv[i]);
79 remote = remote_get(dest);
80 if (!remote) {
81 if (dest)
82 die("bad repository '%s'", dest);
83 die("No remote configured to list refs from.");
85 if (!remote->url_nr)
86 die("remote %s has no configured URL", dest);
88 if (get_url) {
89 printf("%s\n", *remote->url);
90 return 0;
93 transport = transport_get(remote, NULL);
94 if (uploadpack != NULL)
95 transport_set_option(transport, TRANS_OPT_UPLOADPACK, uploadpack);
97 ref = transport_get_remote_refs(transport);
98 if (transport_disconnect(transport))
99 return 1;
101 if (!dest && !quiet)
102 fprintf(stderr, "From %s\n", *remote->url);
103 for ( ; ref; ref = ref->next) {
104 if (!check_ref_type(ref, flags))
105 continue;
106 if (!tail_match(pattern, ref->name))
107 continue;
108 if (show_symref_target && ref->symref)
109 printf("ref: %s\t%s\n", ref->symref, ref->name);
110 printf("%s\t%s\n", oid_to_hex(&ref->old_oid), ref->name);
111 status = 0; /* we found something */
113 return status;