diff options
Diffstat (limited to 'builtin/ls-remote.c')
| -rw-r--r-- | builtin/ls-remote.c | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/builtin/ls-remote.c b/builtin/ls-remote.c new file mode 100644 index 0000000000..6ef519514b --- /dev/null +++ b/builtin/ls-remote.c @@ -0,0 +1,152 @@ +#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 (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; +} |