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1 | #include "builtin.h" | |
2 | #include "cache.h" | |
3 | #include "transport.h" | |
4 | #include "ref-filter.h" | |
5 | #include "remote.h" | |
6 | #include "refs.h" | |
7 | ||
8 | static const char * const ls_remote_usage[] = { | |
9 | N_("git ls-remote [--heads] [--tags] [--refs] [--upload-pack=<exec>]\n" | |
10 | " [-q | --quiet] [--exit-code] [--get-url]\n" | |
11 | " [--symref] [<repository> [<refs>...]]"), | |
12 | NULL | |
13 | }; | |
14 | ||
15 | /* | |
16 | * Is there one among the list of patterns that match the tail part | |
17 | * of the path? | |
18 | */ | |
19 | static int tail_match(const char **pattern, const char *path) | |
20 | { | |
21 | const char *p; | |
22 | char *pathbuf; | |
23 | ||
24 | if (!pattern) | |
25 | return 1; /* no restriction */ | |
26 | ||
27 | pathbuf = xstrfmt("/%s", path); | |
28 | while ((p = *(pattern++)) != NULL) { | |
29 | if (!wildmatch(p, pathbuf, 0)) { | |
30 | free(pathbuf); | |
31 | return 1; | |
32 | } | |
33 | } | |
34 | free(pathbuf); | |
35 | return 0; | |
36 | } | |
37 | ||
38 | int cmd_ls_remote(int argc, const char **argv, const char *prefix) | |
39 | { | |
40 | const char *dest = NULL; | |
41 | unsigned flags = 0; | |
42 | int get_url = 0; | |
43 | int quiet = 0; | |
44 | int status = 0; | |
45 | int show_symref_target = 0; | |
46 | const char *uploadpack = NULL; | |
47 | const char **pattern = NULL; | |
48 | struct argv_array ref_prefixes = ARGV_ARRAY_INIT; | |
49 | int i; | |
50 | struct string_list server_options = STRING_LIST_INIT_DUP; | |
51 | ||
52 | struct remote *remote; | |
53 | struct transport *transport; | |
54 | const struct ref *ref; | |
55 | struct ref_array ref_array; | |
56 | static struct ref_sorting *sorting = NULL, **sorting_tail = &sorting; | |
57 | ||
58 | struct option options[] = { | |
59 | OPT__QUIET(&quiet, N_("do not print remote URL")), | |
60 | OPT_STRING(0, "upload-pack", &uploadpack, N_("exec"), | |
61 | N_("path of git-upload-pack on the remote host")), | |
62 | { OPTION_STRING, 0, "exec", &uploadpack, N_("exec"), | |
63 | N_("path of git-upload-pack on the remote host"), | |
64 | PARSE_OPT_HIDDEN }, | |
65 | OPT_BIT('t', "tags", &flags, N_("limit to tags"), REF_TAGS), | |
66 | OPT_BIT('h', "heads", &flags, N_("limit to heads"), REF_HEADS), | |
67 | OPT_BIT(0, "refs", &flags, N_("do not show peeled tags"), REF_NORMAL), | |
68 | OPT_BOOL(0, "get-url", &get_url, | |
69 | N_("take url.<base>.insteadOf into account")), | |
70 | OPT_REF_SORT(sorting_tail), | |
71 | OPT_SET_INT_F(0, "exit-code", &status, | |
72 | N_("exit with exit code 2 if no matching refs are found"), | |
73 | 2, PARSE_OPT_NOCOMPLETE), | |
74 | OPT_BOOL(0, "symref", &show_symref_target, | |
75 | N_("show underlying ref in addition to the object pointed by it")), | |
76 | OPT_STRING_LIST('o', "server-option", &server_options, N_("server-specific"), N_("option to transmit")), | |
77 | OPT_END() | |
78 | }; | |
79 | ||
80 | memset(&ref_array, 0, sizeof(ref_array)); | |
81 | ||
82 | argc = parse_options(argc, argv, prefix, options, ls_remote_usage, | |
83 | PARSE_OPT_STOP_AT_NON_OPTION); | |
84 | dest = argv[0]; | |
85 | ||
86 | if (argc > 1) { | |
87 | int i; | |
88 | pattern = xcalloc(argc, sizeof(const char *)); | |
89 | for (i = 1; i < argc; i++) { | |
90 | pattern[i - 1] = xstrfmt("*/%s", argv[i]); | |
91 | } | |
92 | } | |
93 | ||
94 | if (flags & REF_TAGS) | |
95 | argv_array_push(&ref_prefixes, "refs/tags/"); | |
96 | if (flags & REF_HEADS) | |
97 | argv_array_push(&ref_prefixes, "refs/heads/"); | |
98 | ||
99 | remote = remote_get(dest); | |
100 | if (!remote) { | |
101 | if (dest) | |
102 | die("bad repository '%s'", dest); | |
103 | die("No remote configured to list refs from."); | |
104 | } | |
105 | if (!remote->url_nr) | |
106 | die("remote %s has no configured URL", dest); | |
107 | ||
108 | if (get_url) { | |
109 | printf("%s\n", *remote->url); | |
110 | UNLEAK(sorting); | |
111 | return 0; | |
112 | } | |
113 | ||
114 | transport = transport_get(remote, NULL); | |
115 | if (uploadpack != NULL) | |
116 | transport_set_option(transport, TRANS_OPT_UPLOADPACK, uploadpack); | |
117 | if (server_options.nr) | |
118 | transport->server_options = &server_options; | |
119 | ||
120 | ref = transport_get_remote_refs(transport, &ref_prefixes); | |
121 | if (transport_disconnect(transport)) { | |
122 | UNLEAK(sorting); | |
123 | return 1; | |
124 | } | |
125 | ||
126 | if (!dest && !quiet) | |
127 | fprintf(stderr, "From %s\n", *remote->url); | |
128 | for ( ; ref; ref = ref->next) { | |
129 | struct ref_array_item *item; | |
130 | if (!check_ref_type(ref, flags)) | |
131 | continue; | |
132 | if (!tail_match(pattern, ref->name)) | |
133 | continue; | |
134 | item = ref_array_push(&ref_array, ref->name, &ref->old_oid); | |
135 | item->symref = xstrdup_or_null(ref->symref); | |
136 | } | |
137 | ||
138 | if (sorting) | |
139 | ref_array_sort(sorting, &ref_array); | |
140 | ||
141 | for (i = 0; i < ref_array.nr; i++) { | |
142 | const struct ref_array_item *ref = ref_array.items[i]; | |
143 | if (show_symref_target && ref->symref) | |
144 | printf("ref: %s\t%s\n", ref->symref, ref->refname); | |
145 | printf("%s\t%s\n", oid_to_hex(&ref->objectname), ref->refname); | |
146 | status = 0; /* we found something */ | |
147 | } | |
148 | ||
149 | UNLEAK(sorting); | |
150 | ref_array_clear(&ref_array); | |
151 | return status; | |
152 | } |