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Commit | Line | Data |
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b888d61c DB |
1 | /* |
2 | * "git fetch" | |
3 | */ | |
4 | #include "cache.h" | |
5 | #include "refs.h" | |
6 | #include "commit.h" | |
7 | #include "builtin.h" | |
c455c87c | 8 | #include "string-list.h" |
b888d61c DB |
9 | #include "remote.h" |
10 | #include "transport.h" | |
4191c356 | 11 | #include "run-command.h" |
83201998 | 12 | #include "parse-options.h" |
4a16d072 | 13 | #include "sigchain.h" |
f1863d0d | 14 | #include "transport.h" |
7dce19d3 | 15 | #include "submodule.h" |
f96400cb | 16 | #include "connected.h" |
b888d61c | 17 | |
83201998 | 18 | static const char * const builtin_fetch_usage[] = { |
e3163c75 TRC |
19 | "git fetch [<options>] [<repository> [<refspec>...]]", |
20 | "git fetch [<options>] <group>", | |
0adda936 | 21 | "git fetch --multiple [<options>] [(<repository> | <group>)...]", |
e3163c75 | 22 | "git fetch --all [<options>]", |
83201998 KH |
23 | NULL |
24 | }; | |
b888d61c | 25 | |
83201998 KH |
26 | enum { |
27 | TAGS_UNSET = 0, | |
28 | TAGS_DEFAULT = 1, | |
29 | TAGS_SET = 2 | |
30 | }; | |
31 | ||
28a15401 | 32 | static int all, append, dry_run, force, keep, multiple, prune, update_head_ok, verbosity; |
be254a0e | 33 | static int progress, recurse_submodules = RECURSE_SUBMODULES_DEFAULT; |
83201998 | 34 | static int tags = TAGS_DEFAULT; |
4191c356 | 35 | static const char *depth; |
83201998 | 36 | static const char *upload_pack; |
2d324efa | 37 | static struct strbuf default_rla = STRBUF_INIT; |
e4022ed2 | 38 | static struct transport *transport; |
7dce19d3 | 39 | static const char *submodule_prefix = ""; |
88a21979 | 40 | static const char *recurse_submodules_default; |
e4022ed2 | 41 | |
8f0700dd JL |
42 | static int option_parse_recurse_submodules(const struct option *opt, |
43 | const char *arg, int unset) | |
44 | { | |
45 | if (unset) { | |
46 | recurse_submodules = RECURSE_SUBMODULES_OFF; | |
47 | } else { | |
48 | if (arg) | |
49 | recurse_submodules = parse_fetch_recurse_submodules_arg(opt->long_name, arg); | |
50 | else | |
51 | recurse_submodules = RECURSE_SUBMODULES_ON; | |
52 | } | |
53 | return 0; | |
54 | } | |
e4022ed2 | 55 | |
83201998 | 56 | static struct option builtin_fetch_options[] = { |
7f87aff2 | 57 | OPT__VERBOSITY(&verbosity), |
9c4a036b BG |
58 | OPT_BOOLEAN(0, "all", &all, |
59 | "fetch from all remotes"), | |
83201998 KH |
60 | OPT_BOOLEAN('a', "append", &append, |
61 | "append to .git/FETCH_HEAD instead of overwriting"), | |
23c6a803 | 62 | OPT_STRING(0, "upload-pack", &upload_pack, "path", |
83201998 | 63 | "path to upload pack on remote end"), |
76946b76 | 64 | OPT__FORCE(&force, "force overwrite of local branch"), |
16679e37 BG |
65 | OPT_BOOLEAN('m', "multiple", &multiple, |
66 | "fetch from multiple remotes"), | |
83201998 KH |
67 | OPT_SET_INT('t', "tags", &tags, |
68 | "fetch all tags and associated objects", TAGS_SET), | |
e7951290 JS |
69 | OPT_SET_INT('n', NULL, &tags, |
70 | "do not fetch all tags (--no-tags)", TAGS_UNSET), | |
f360d844 | 71 | OPT_BOOLEAN('p', "prune", &prune, |
8b3f3f84 | 72 | "prune remote-tracking branches no longer on remote"), |
8f0700dd | 73 | { OPTION_CALLBACK, 0, "recurse-submodules", NULL, "on-demand", |
be254a0e | 74 | "control recursive fetching of submodules", |
8f0700dd | 75 | PARSE_OPT_OPTARG, option_parse_recurse_submodules }, |
28a15401 JS |
76 | OPT_BOOLEAN(0, "dry-run", &dry_run, |
77 | "dry run"), | |
83201998 KH |
78 | OPT_BOOLEAN('k', "keep", &keep, "keep downloaded pack"), |
79 | OPT_BOOLEAN('u', "update-head-ok", &update_head_ok, | |
80 | "allow updating of HEAD ref"), | |
9839018e | 81 | OPT_BOOLEAN(0, "progress", &progress, "force progress reporting"), |
23c6a803 | 82 | OPT_STRING(0, "depth", &depth, "depth", |
83201998 | 83 | "deepen history of shallow clone"), |
23c6a803 | 84 | { OPTION_STRING, 0, "submodule-prefix", &submodule_prefix, "dir", |
7dce19d3 | 85 | "prepend this to submodule path output", PARSE_OPT_HIDDEN }, |
88a21979 JL |
86 | { OPTION_STRING, 0, "recurse-submodules-default", |
87 | &recurse_submodules_default, NULL, | |
88 | "default mode for recursion", PARSE_OPT_HIDDEN }, | |
83201998 KH |
89 | OPT_END() |
90 | }; | |
91 | ||
e4022ed2 SP |
92 | static void unlock_pack(void) |
93 | { | |
94 | if (transport) | |
95 | transport_unlock_pack(transport); | |
96 | } | |
97 | ||
98 | static void unlock_pack_on_signal(int signo) | |
99 | { | |
100 | unlock_pack(); | |
4a16d072 | 101 | sigchain_pop(signo); |
e4022ed2 SP |
102 | raise(signo); |
103 | } | |
b888d61c | 104 | |
85682c19 | 105 | static void add_merge_config(struct ref **head, |
4577370e | 106 | const struct ref *remote_refs, |
85682c19 SP |
107 | struct branch *branch, |
108 | struct ref ***tail) | |
b888d61c | 109 | { |
85682c19 | 110 | int i; |
b888d61c | 111 | |
85682c19 SP |
112 | for (i = 0; i < branch->merge_nr; i++) { |
113 | struct ref *rm, **old_tail = *tail; | |
114 | struct refspec refspec; | |
115 | ||
116 | for (rm = *head; rm; rm = rm->next) { | |
117 | if (branch_merge_matches(branch, i, rm->name)) { | |
b888d61c | 118 | rm->merge = 1; |
85682c19 SP |
119 | break; |
120 | } | |
b888d61c | 121 | } |
85682c19 SP |
122 | if (rm) |
123 | continue; | |
124 | ||
9ad7c5ae | 125 | /* |
8b3f3f84 | 126 | * Not fetched to a remote-tracking branch? We need to fetch |
85682c19 | 127 | * it anyway to allow this branch's "branch.$name.merge" |
05207a28 | 128 | * to be honored by 'git pull', but we do not have to |
9ad7c5ae JH |
129 | * fail if branch.$name.merge is misconfigured to point |
130 | * at a nonexisting branch. If we were indeed called by | |
05207a28 | 131 | * 'git pull', it will notice the misconfiguration because |
9ad7c5ae JH |
132 | * there is no entry in the resulting FETCH_HEAD marked |
133 | * for merging. | |
85682c19 | 134 | */ |
8da61a2a | 135 | memset(&refspec, 0, sizeof(refspec)); |
85682c19 | 136 | refspec.src = branch->merge[i]->src; |
9ad7c5ae | 137 | get_fetch_map(remote_refs, &refspec, tail, 1); |
85682c19 SP |
138 | for (rm = *old_tail; rm; rm = rm->next) |
139 | rm->merge = 1; | |
b888d61c DB |
140 | } |
141 | } | |
142 | ||
767f176a SP |
143 | static void find_non_local_tags(struct transport *transport, |
144 | struct ref **head, | |
145 | struct ref ***tail); | |
146 | ||
b888d61c DB |
147 | static struct ref *get_ref_map(struct transport *transport, |
148 | struct refspec *refs, int ref_count, int tags, | |
149 | int *autotags) | |
150 | { | |
151 | int i; | |
152 | struct ref *rm; | |
153 | struct ref *ref_map = NULL; | |
154 | struct ref **tail = &ref_map; | |
155 | ||
4577370e | 156 | const struct ref *remote_refs = transport_get_remote_refs(transport); |
b888d61c | 157 | |
83201998 | 158 | if (ref_count || tags == TAGS_SET) { |
b888d61c | 159 | for (i = 0; i < ref_count; i++) { |
9ad7c5ae | 160 | get_fetch_map(remote_refs, &refs[i], &tail, 0); |
b888d61c DB |
161 | if (refs[i].dst && refs[i].dst[0]) |
162 | *autotags = 1; | |
163 | } | |
164 | /* Merge everything on the command line, but not --tags */ | |
165 | for (rm = ref_map; rm; rm = rm->next) | |
166 | rm->merge = 1; | |
e0aaa29f DB |
167 | if (tags == TAGS_SET) |
168 | get_fetch_map(remote_refs, tag_refspec, &tail, 0); | |
b888d61c DB |
169 | } else { |
170 | /* Use the defaults */ | |
171 | struct remote *remote = transport->remote; | |
85682c19 SP |
172 | struct branch *branch = branch_get(NULL); |
173 | int has_merge = branch_has_merge_config(branch); | |
3ee1757b BC |
174 | if (remote && |
175 | (remote->fetch_refspec_nr || | |
f31dbdc7 | 176 | /* Note: has_merge implies non-NULL branch->remote_name */ |
3ee1757b | 177 | (has_merge && !strcmp(branch->remote_name, remote->name)))) { |
b888d61c | 178 | for (i = 0; i < remote->fetch_refspec_nr; i++) { |
9ad7c5ae | 179 | get_fetch_map(remote_refs, &remote->fetch[i], &tail, 0); |
b888d61c DB |
180 | if (remote->fetch[i].dst && |
181 | remote->fetch[i].dst[0]) | |
182 | *autotags = 1; | |
85682c19 | 183 | if (!i && !has_merge && ref_map && |
cfb8f898 | 184 | !remote->fetch[0].pattern) |
85682c19 | 185 | ref_map->merge = 1; |
b888d61c | 186 | } |
da0204df JS |
187 | /* |
188 | * if the remote we're fetching from is the same | |
189 | * as given in branch.<name>.remote, we add the | |
190 | * ref given in branch.<name>.merge, too. | |
f31dbdc7 BC |
191 | * |
192 | * Note: has_merge implies non-NULL branch->remote_name | |
da0204df | 193 | */ |
9ad7c5ae JH |
194 | if (has_merge && |
195 | !strcmp(branch->remote_name, remote->name)) | |
85682c19 | 196 | add_merge_config(&ref_map, remote_refs, branch, &tail); |
b888d61c DB |
197 | } else { |
198 | ref_map = get_remote_ref(remote_refs, "HEAD"); | |
9ad7c5ae | 199 | if (!ref_map) |
bd4a51fc | 200 | die(_("Couldn't find remote ref HEAD")); |
b888d61c | 201 | ref_map->merge = 1; |
5aaf7f2a | 202 | tail = &ref_map->next; |
b888d61c DB |
203 | } |
204 | } | |
767f176a SP |
205 | if (tags == TAGS_DEFAULT && *autotags) |
206 | find_non_local_tags(transport, &ref_map, &tail); | |
2467a4fa | 207 | ref_remove_duplicates(ref_map); |
b888d61c DB |
208 | |
209 | return ref_map; | |
210 | } | |
211 | ||
fa250759 JK |
212 | #define STORE_REF_ERROR_OTHER 1 |
213 | #define STORE_REF_ERROR_DF_CONFLICT 2 | |
214 | ||
b888d61c DB |
215 | static int s_update_ref(const char *action, |
216 | struct ref *ref, | |
217 | int check_old) | |
218 | { | |
219 | char msg[1024]; | |
220 | char *rla = getenv("GIT_REFLOG_ACTION"); | |
221 | static struct ref_lock *lock; | |
222 | ||
28a15401 JS |
223 | if (dry_run) |
224 | return 0; | |
b888d61c | 225 | if (!rla) |
2d324efa | 226 | rla = default_rla.buf; |
b888d61c DB |
227 | snprintf(msg, sizeof(msg), "%s: %s", rla, action); |
228 | lock = lock_any_ref_for_update(ref->name, | |
229 | check_old ? ref->old_sha1 : NULL, 0); | |
230 | if (!lock) | |
fa250759 JK |
231 | return errno == ENOTDIR ? STORE_REF_ERROR_DF_CONFLICT : |
232 | STORE_REF_ERROR_OTHER; | |
b888d61c | 233 | if (write_ref_sha1(lock, ref->new_sha1, msg) < 0) |
fa250759 JK |
234 | return errno == ENOTDIR ? STORE_REF_ERROR_DF_CONFLICT : |
235 | STORE_REF_ERROR_OTHER; | |
b888d61c DB |
236 | return 0; |
237 | } | |
238 | ||
9ef4272b | 239 | #define REFCOL_WIDTH 10 |
165f3902 | 240 | |
b888d61c | 241 | static int update_local_ref(struct ref *ref, |
165f3902 | 242 | const char *remote, |
5914f2d0 | 243 | struct strbuf *display) |
b888d61c | 244 | { |
b888d61c DB |
245 | struct commit *current = NULL, *updated; |
246 | enum object_type type; | |
247 | struct branch *current_branch = branch_get(NULL); | |
4577e483 | 248 | const char *pretty_ref = prettify_refname(ref->name); |
b888d61c DB |
249 | |
250 | type = sha1_object_info(ref->new_sha1, NULL); | |
251 | if (type < 0) | |
bd4a51fc | 252 | die(_("object %s not found"), sha1_to_hex(ref->new_sha1)); |
b888d61c | 253 | |
b888d61c | 254 | if (!hashcmp(ref->old_sha1, ref->new_sha1)) { |
7f87aff2 | 255 | if (verbosity > 0) |
5914f2d0 JK |
256 | strbuf_addf(display, "= %-*s %-*s -> %s", |
257 | TRANSPORT_SUMMARY_WIDTH, | |
258 | _("[up to date]"), REFCOL_WIDTH, | |
259 | remote, pretty_ref); | |
b888d61c DB |
260 | return 0; |
261 | } | |
262 | ||
b3abdd9d SP |
263 | if (current_branch && |
264 | !strcmp(ref->name, current_branch->name) && | |
b888d61c DB |
265 | !(update_head_ok || is_bare_repository()) && |
266 | !is_null_sha1(ref->old_sha1)) { | |
267 | /* | |
268 | * If this is the head, and it's not okay to update | |
269 | * the head, and the old value of the head isn't empty... | |
270 | */ | |
5914f2d0 JK |
271 | strbuf_addf(display, |
272 | _("! %-*s %-*s -> %s (can't fetch in current branch)"), | |
273 | TRANSPORT_SUMMARY_WIDTH, _("[rejected]"), | |
274 | REFCOL_WIDTH, remote, pretty_ref); | |
b888d61c DB |
275 | return 1; |
276 | } | |
277 | ||
278 | if (!is_null_sha1(ref->old_sha1) && | |
279 | !prefixcmp(ref->name, "refs/tags/")) { | |
6315472e JK |
280 | int r; |
281 | r = s_update_ref("updating tag", ref, 0); | |
5914f2d0 JK |
282 | strbuf_addf(display, "%c %-*s %-*s -> %s%s", |
283 | r ? '!' : '-', | |
284 | TRANSPORT_SUMMARY_WIDTH, _("[tag update]"), | |
285 | REFCOL_WIDTH, remote, pretty_ref, | |
286 | r ? _(" (unable to update local ref)") : ""); | |
6315472e | 287 | return r; |
b888d61c DB |
288 | } |
289 | ||
cfa5b2b7 SP |
290 | current = lookup_commit_reference_gently(ref->old_sha1, 1); |
291 | updated = lookup_commit_reference_gently(ref->new_sha1, 1); | |
b888d61c | 292 | if (!current || !updated) { |
165f3902 NP |
293 | const char *msg; |
294 | const char *what; | |
6315472e | 295 | int r; |
165f3902 | 296 | if (!strncmp(ref->name, "refs/tags/", 10)) { |
b888d61c | 297 | msg = "storing tag"; |
f7b3742a | 298 | what = _("[new tag]"); |
165f3902 NP |
299 | } |
300 | else { | |
b888d61c | 301 | msg = "storing head"; |
f7b3742a | 302 | what = _("[new branch]"); |
88a21979 JL |
303 | if ((recurse_submodules != RECURSE_SUBMODULES_OFF) && |
304 | (recurse_submodules != RECURSE_SUBMODULES_ON)) | |
305 | check_for_new_submodule_commits(ref->new_sha1); | |
165f3902 NP |
306 | } |
307 | ||
6315472e | 308 | r = s_update_ref(msg, ref, 0); |
5914f2d0 JK |
309 | strbuf_addf(display, "%c %-*s %-*s -> %s%s", |
310 | r ? '!' : '*', | |
311 | TRANSPORT_SUMMARY_WIDTH, what, | |
312 | REFCOL_WIDTH, remote, pretty_ref, | |
313 | r ? _(" (unable to update local ref)") : ""); | |
6315472e | 314 | return r; |
b888d61c DB |
315 | } |
316 | ||
b888d61c | 317 | if (in_merge_bases(current, &updated, 1)) { |
165f3902 | 318 | char quickref[83]; |
6315472e | 319 | int r; |
165f3902 NP |
320 | strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV)); |
321 | strcat(quickref, ".."); | |
322 | strcat(quickref, find_unique_abbrev(ref->new_sha1, DEFAULT_ABBREV)); | |
88a21979 JL |
323 | if ((recurse_submodules != RECURSE_SUBMODULES_OFF) && |
324 | (recurse_submodules != RECURSE_SUBMODULES_ON)) | |
325 | check_for_new_submodule_commits(ref->new_sha1); | |
a75d7b54 | 326 | r = s_update_ref("fast-forward", ref, 1); |
5914f2d0 JK |
327 | strbuf_addf(display, "%c %-*s %-*s -> %s%s", |
328 | r ? '!' : ' ', | |
329 | TRANSPORT_SUMMARY_WIDTH, quickref, | |
330 | REFCOL_WIDTH, remote, pretty_ref, | |
331 | r ? _(" (unable to update local ref)") : ""); | |
6315472e | 332 | return r; |
165f3902 NP |
333 | } else if (force || ref->force) { |
334 | char quickref[84]; | |
6315472e | 335 | int r; |
165f3902 NP |
336 | strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV)); |
337 | strcat(quickref, "..."); | |
338 | strcat(quickref, find_unique_abbrev(ref->new_sha1, DEFAULT_ABBREV)); | |
88a21979 JL |
339 | if ((recurse_submodules != RECURSE_SUBMODULES_OFF) && |
340 | (recurse_submodules != RECURSE_SUBMODULES_ON)) | |
341 | check_for_new_submodule_commits(ref->new_sha1); | |
6315472e | 342 | r = s_update_ref("forced-update", ref, 1); |
5914f2d0 JK |
343 | strbuf_addf(display, "%c %-*s %-*s -> %s (%s)", |
344 | r ? '!' : '+', | |
345 | TRANSPORT_SUMMARY_WIDTH, quickref, | |
346 | REFCOL_WIDTH, remote, pretty_ref, | |
347 | r ? _("unable to update local ref") : _("forced update")); | |
6315472e | 348 | return r; |
165f3902 | 349 | } else { |
5914f2d0 JK |
350 | strbuf_addf(display, "! %-*s %-*s -> %s %s", |
351 | TRANSPORT_SUMMARY_WIDTH, _("[rejected]"), | |
352 | REFCOL_WIDTH, remote, pretty_ref, | |
353 | _("(non-fast-forward)")); | |
b888d61c DB |
354 | return 1; |
355 | } | |
b888d61c DB |
356 | } |
357 | ||
f0e278b1 | 358 | static int iterate_ref_map(void *cb_data, unsigned char sha1[20]) |
6b67e0dc | 359 | { |
f0e278b1 JH |
360 | struct ref **rm = cb_data; |
361 | struct ref *ref = *rm; | |
6b67e0dc | 362 | |
f0e278b1 JH |
363 | if (!ref) |
364 | return -1; /* end of the list */ | |
365 | *rm = ref->next; | |
366 | hashcpy(sha1, ref->old_sha1); | |
367 | return 0; | |
6b67e0dc JH |
368 | } |
369 | ||
47abd85b | 370 | static int store_updated_refs(const char *raw_url, const char *remote_name, |
f3cb169b | 371 | struct ref *ref_map) |
b888d61c DB |
372 | { |
373 | FILE *fp; | |
374 | struct commit *commit; | |
5914f2d0 JK |
375 | int url_len, i, shown_url = 0, rc = 0; |
376 | struct strbuf note = STRBUF_INIT; | |
b888d61c DB |
377 | const char *what, *kind; |
378 | struct ref *rm; | |
28a15401 | 379 | char *url, *filename = dry_run ? "/dev/null" : git_path("FETCH_HEAD"); |
b888d61c | 380 | |
d6617c7c AGR |
381 | fp = fopen(filename, "a"); |
382 | if (!fp) | |
bd4a51fc | 383 | return error(_("cannot open %s: %s\n"), filename, strerror(errno)); |
47abd85b | 384 | |
fb0cc87e DB |
385 | if (raw_url) |
386 | url = transport_anonymize_url(raw_url); | |
387 | else | |
388 | url = xstrdup("foreign"); | |
6b67e0dc | 389 | |
f0e278b1 | 390 | rm = ref_map; |
3f7d11c4 | 391 | if (check_everything_connected(iterate_ref_map, 0, &rm)) { |
9516a598 TRC |
392 | rc = error(_("%s did not send all necessary objects\n"), url); |
393 | goto abort; | |
394 | } | |
6b67e0dc | 395 | |
b888d61c DB |
396 | for (rm = ref_map; rm; rm = rm->next) { |
397 | struct ref *ref = NULL; | |
398 | ||
399 | if (rm->peer_ref) { | |
400 | ref = xcalloc(1, sizeof(*ref) + strlen(rm->peer_ref->name) + 1); | |
401 | strcpy(ref->name, rm->peer_ref->name); | |
402 | hashcpy(ref->old_sha1, rm->peer_ref->old_sha1); | |
403 | hashcpy(ref->new_sha1, rm->old_sha1); | |
1aad91f5 | 404 | ref->force = rm->peer_ref->force; |
b888d61c DB |
405 | } |
406 | ||
cfa5b2b7 | 407 | commit = lookup_commit_reference_gently(rm->old_sha1, 1); |
b888d61c DB |
408 | if (!commit) |
409 | rm->merge = 0; | |
410 | ||
411 | if (!strcmp(rm->name, "HEAD")) { | |
412 | kind = ""; | |
413 | what = ""; | |
414 | } | |
415 | else if (!prefixcmp(rm->name, "refs/heads/")) { | |
416 | kind = "branch"; | |
417 | what = rm->name + 11; | |
418 | } | |
419 | else if (!prefixcmp(rm->name, "refs/tags/")) { | |
420 | kind = "tag"; | |
421 | what = rm->name + 10; | |
422 | } | |
423 | else if (!prefixcmp(rm->name, "refs/remotes/")) { | |
13931236 | 424 | kind = "remote-tracking branch"; |
b888d61c DB |
425 | what = rm->name + 13; |
426 | } | |
427 | else { | |
428 | kind = ""; | |
429 | what = rm->name; | |
430 | } | |
431 | ||
432 | url_len = strlen(url); | |
433 | for (i = url_len - 1; url[i] == '/' && 0 <= i; i--) | |
434 | ; | |
435 | url_len = i + 1; | |
436 | if (4 < i && !strncmp(".git", url + i - 3, 4)) | |
437 | url_len = i - 3; | |
438 | ||
5914f2d0 | 439 | strbuf_reset(¬e); |
b888d61c DB |
440 | if (*what) { |
441 | if (*kind) | |
5914f2d0 JK |
442 | strbuf_addf(¬e, "%s ", kind); |
443 | strbuf_addf(¬e, "'%s' of ", what); | |
b888d61c | 444 | } |
95405ba6 | 445 | fprintf(fp, "%s\t%s\t%s", |
7a2b128d | 446 | sha1_to_hex(rm->old_sha1), |
b888d61c | 447 | rm->merge ? "" : "not-for-merge", |
5914f2d0 | 448 | note.buf); |
95405ba6 AR |
449 | for (i = 0; i < url_len; ++i) |
450 | if ('\n' == url[i]) | |
451 | fputs("\\n", fp); | |
452 | else | |
453 | fputc(url[i], fp); | |
454 | fputc('\n', fp); | |
b888d61c | 455 | |
5914f2d0 | 456 | strbuf_reset(¬e); |
730b0200 | 457 | if (ref) { |
5914f2d0 | 458 | rc |= update_local_ref(ref, what, ¬e); |
730b0200 AG |
459 | free(ref); |
460 | } else | |
5914f2d0 JK |
461 | strbuf_addf(¬e, "* %-*s %-*s -> FETCH_HEAD", |
462 | TRANSPORT_SUMMARY_WIDTH, | |
463 | *kind ? kind : "branch", | |
464 | REFCOL_WIDTH, | |
465 | *what ? what : "HEAD"); | |
466 | if (note.len) { | |
7f87aff2 | 467 | if (verbosity >= 0 && !shown_url) { |
502681cd | 468 | fprintf(stderr, _("From %.*s\n"), |
f59774ad JK |
469 | url_len, url); |
470 | shown_url = 1; | |
165f3902 | 471 | } |
7f87aff2 | 472 | if (verbosity >= 0) |
5914f2d0 | 473 | fprintf(stderr, " %s\n", note.buf); |
165f3902 | 474 | } |
b888d61c | 475 | } |
9516a598 | 476 | |
fa250759 | 477 | if (rc & STORE_REF_ERROR_DF_CONFLICT) |
bd4a51fc | 478 | error(_("some local refs could not be updated; try running\n" |
f3cb169b | 479 | " 'git remote prune %s' to remove any old, conflicting " |
bd4a51fc | 480 | "branches"), remote_name); |
9516a598 TRC |
481 | |
482 | abort: | |
5914f2d0 | 483 | strbuf_release(¬e); |
9516a598 TRC |
484 | free(url); |
485 | fclose(fp); | |
efb98b44 | 486 | return rc; |
b888d61c DB |
487 | } |
488 | ||
4191c356 SP |
489 | /* |
490 | * We would want to bypass the object transfer altogether if | |
d9eb0205 | 491 | * everything we are going to fetch already exists and is connected |
4191c356 | 492 | * locally. |
4191c356 SP |
493 | */ |
494 | static int quickfetch(struct ref *ref_map) | |
495 | { | |
f0e278b1 JH |
496 | struct ref *rm = ref_map; |
497 | ||
4191c356 SP |
498 | /* |
499 | * If we are deepening a shallow clone we already have these | |
500 | * objects reachable. Running rev-list here will return with | |
501 | * a good (0) exit status and we'll bypass the fetch that we | |
502 | * really need to perform. Claiming failure now will ensure | |
503 | * we perform the network exchange to deepen our history. | |
504 | */ | |
505 | if (depth) | |
506 | return -1; | |
f0e278b1 | 507 | return check_everything_connected(iterate_ref_map, 1, &rm); |
4191c356 SP |
508 | } |
509 | ||
b888d61c DB |
510 | static int fetch_refs(struct transport *transport, struct ref *ref_map) |
511 | { | |
4191c356 SP |
512 | int ret = quickfetch(ref_map); |
513 | if (ret) | |
514 | ret = transport_fetch_refs(transport, ref_map); | |
b888d61c | 515 | if (!ret) |
f3cb169b JK |
516 | ret |= store_updated_refs(transport->url, |
517 | transport->remote->name, | |
518 | ref_map); | |
1788c39c | 519 | transport_unlock_pack(transport); |
b888d61c DB |
520 | return ret; |
521 | } | |
522 | ||
ed43de6e | 523 | static int prune_refs(struct refspec *refs, int ref_count, struct ref *ref_map) |
f360d844 JS |
524 | { |
525 | int result = 0; | |
ed43de6e | 526 | struct ref *ref, *stale_refs = get_stale_heads(refs, ref_count, ref_map); |
f360d844 | 527 | const char *dangling_msg = dry_run |
502681cd ÆAB |
528 | ? _(" (%s will become dangling)\n") |
529 | : _(" (%s has become dangling)\n"); | |
f360d844 JS |
530 | |
531 | for (ref = stale_refs; ref; ref = ref->next) { | |
532 | if (!dry_run) | |
533 | result |= delete_ref(ref->name, NULL, 0); | |
534 | if (verbosity >= 0) { | |
535 | fprintf(stderr, " x %-*s %-*s -> %s\n", | |
502681cd ÆAB |
536 | TRANSPORT_SUMMARY_WIDTH, _("[deleted]"), |
537 | REFCOL_WIDTH, _("(none)"), prettify_refname(ref->name)); | |
f360d844 JS |
538 | warn_dangling_symref(stderr, dangling_msg, ref->name); |
539 | } | |
540 | } | |
541 | free_refs(stale_refs); | |
542 | return result; | |
543 | } | |
544 | ||
b888d61c DB |
545 | static int add_existing(const char *refname, const unsigned char *sha1, |
546 | int flag, void *cbdata) | |
547 | { | |
c455c87c | 548 | struct string_list *list = (struct string_list *)cbdata; |
78a395d3 | 549 | struct string_list_item *item = string_list_insert(list, refname); |
b1a01e1c | 550 | item->util = (void *)sha1; |
b888d61c DB |
551 | return 0; |
552 | } | |
553 | ||
cf7f929a SP |
554 | static int will_fetch(struct ref **head, const unsigned char *sha1) |
555 | { | |
556 | struct ref *rm = *head; | |
557 | while (rm) { | |
558 | if (!hashcmp(rm->old_sha1, sha1)) | |
559 | return 1; | |
560 | rm = rm->next; | |
561 | } | |
562 | return 0; | |
563 | } | |
564 | ||
c50b2b47 SP |
565 | static void find_non_local_tags(struct transport *transport, |
566 | struct ref **head, | |
567 | struct ref ***tail) | |
b888d61c | 568 | { |
183113a5 TF |
569 | struct string_list existing_refs = STRING_LIST_INIT_NODUP; |
570 | struct string_list remote_refs = STRING_LIST_INIT_NODUP; | |
4577370e | 571 | const struct ref *ref; |
e984c54a | 572 | struct string_list_item *item = NULL; |
b888d61c DB |
573 | |
574 | for_each_ref(add_existing, &existing_refs); | |
575 | for (ref = transport_get_remote_refs(transport); ref; ref = ref->next) { | |
576 | if (prefixcmp(ref->name, "refs/tags")) | |
577 | continue; | |
578 | ||
e984c54a JP |
579 | /* |
580 | * The peeled ref always follows the matching base | |
581 | * ref, so if we see a peeled ref that we don't want | |
582 | * to fetch then we can mark the ref entry in the list | |
583 | * as one to ignore by setting util to NULL. | |
584 | */ | |
aac1d7b8 | 585 | if (!suffixcmp(ref->name, "^{}")) { |
e984c54a JP |
586 | if (item && !has_sha1_file(ref->old_sha1) && |
587 | !will_fetch(head, ref->old_sha1) && | |
588 | !has_sha1_file(item->util) && | |
589 | !will_fetch(head, item->util)) | |
590 | item->util = NULL; | |
591 | item = NULL; | |
592 | continue; | |
b888d61c DB |
593 | } |
594 | ||
e984c54a JP |
595 | /* |
596 | * If item is non-NULL here, then we previously saw a | |
597 | * ref not followed by a peeled reference, so we need | |
598 | * to check if it is a lightweight tag that we want to | |
599 | * fetch. | |
600 | */ | |
601 | if (item && !has_sha1_file(item->util) && | |
602 | !will_fetch(head, item->util)) | |
603 | item->util = NULL; | |
b888d61c | 604 | |
e984c54a | 605 | item = NULL; |
b888d61c | 606 | |
e984c54a JP |
607 | /* skip duplicates and refs that we already have */ |
608 | if (string_list_has_string(&remote_refs, ref->name) || | |
609 | string_list_has_string(&existing_refs, ref->name)) | |
610 | continue; | |
611 | ||
78a395d3 | 612 | item = string_list_insert(&remote_refs, ref->name); |
e984c54a | 613 | item->util = (void *)ref->old_sha1; |
b888d61c | 614 | } |
c455c87c | 615 | string_list_clear(&existing_refs, 0); |
e984c54a JP |
616 | |
617 | /* | |
618 | * We may have a final lightweight tag that needs to be | |
619 | * checked to see if it needs fetching. | |
620 | */ | |
621 | if (item && !has_sha1_file(item->util) && | |
622 | !will_fetch(head, item->util)) | |
623 | item->util = NULL; | |
624 | ||
625 | /* | |
8a57c6e9 AR |
626 | * For all the tags in the remote_refs string list, |
627 | * add them to the list of refs to be fetched | |
e984c54a | 628 | */ |
8a57c6e9 AR |
629 | for_each_string_list_item(item, &remote_refs) { |
630 | /* Unless we have already decided to ignore this item... */ | |
631 | if (item->util) | |
632 | { | |
633 | struct ref *rm = alloc_ref(item->string); | |
634 | rm->peer_ref = alloc_ref(item->string); | |
635 | hashcpy(rm->old_sha1, item->util); | |
636 | **tail = rm; | |
637 | *tail = &rm->next; | |
638 | } | |
639 | } | |
e984c54a JP |
640 | |
641 | string_list_clear(&remote_refs, 0); | |
b888d61c DB |
642 | } |
643 | ||
8ee5d731 JS |
644 | static void check_not_current_branch(struct ref *ref_map) |
645 | { | |
646 | struct branch *current_branch = branch_get(NULL); | |
647 | ||
648 | if (is_bare_repository() || !current_branch) | |
649 | return; | |
650 | ||
651 | for (; ref_map; ref_map = ref_map->next) | |
652 | if (ref_map->peer_ref && !strcmp(current_branch->refname, | |
653 | ref_map->peer_ref->name)) | |
bd4a51fc ÆAB |
654 | die(_("Refusing to fetch into current branch %s " |
655 | "of non-bare repository"), current_branch->refname); | |
8ee5d731 JS |
656 | } |
657 | ||
e6cc5104 JH |
658 | static int truncate_fetch_head(void) |
659 | { | |
660 | char *filename = git_path("FETCH_HEAD"); | |
661 | FILE *fp = fopen(filename, "w"); | |
662 | ||
663 | if (!fp) | |
bd4a51fc | 664 | return error(_("cannot open %s: %s\n"), filename, strerror(errno)); |
e6cc5104 JH |
665 | fclose(fp); |
666 | return 0; | |
667 | } | |
668 | ||
b888d61c DB |
669 | static int do_fetch(struct transport *transport, |
670 | struct refspec *refs, int ref_count) | |
671 | { | |
183113a5 | 672 | struct string_list existing_refs = STRING_LIST_INIT_NODUP; |
b1a01e1c | 673 | struct string_list_item *peer_item = NULL; |
7f98428d | 674 | struct ref *ref_map; |
b888d61c DB |
675 | struct ref *rm; |
676 | int autotags = (transport->remote->fetch_tags == 1); | |
b1a01e1c JP |
677 | |
678 | for_each_ref(add_existing, &existing_refs); | |
679 | ||
ed368546 DJ |
680 | if (tags == TAGS_DEFAULT) { |
681 | if (transport->remote->fetch_tags == 2) | |
682 | tags = TAGS_SET; | |
683 | if (transport->remote->fetch_tags == -1) | |
684 | tags = TAGS_UNSET; | |
685 | } | |
b888d61c | 686 | |
824d5776 | 687 | if (!transport->get_refs_list || !transport->fetch) |
bd4a51fc | 688 | die(_("Don't know how to fetch from %s"), transport->url); |
b888d61c DB |
689 | |
690 | /* if not appending, truncate FETCH_HEAD */ | |
28a15401 | 691 | if (!append && !dry_run) { |
e6cc5104 JH |
692 | int errcode = truncate_fetch_head(); |
693 | if (errcode) | |
694 | return errcode; | |
d6617c7c | 695 | } |
b888d61c DB |
696 | |
697 | ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags); | |
8ee5d731 JS |
698 | if (!update_head_ok) |
699 | check_not_current_branch(ref_map); | |
b888d61c DB |
700 | |
701 | for (rm = ref_map; rm; rm = rm->next) { | |
b1a01e1c | 702 | if (rm->peer_ref) { |
e8c8b713 JP |
703 | peer_item = string_list_lookup(&existing_refs, |
704 | rm->peer_ref->name); | |
b1a01e1c JP |
705 | if (peer_item) |
706 | hashcpy(rm->peer_ref->old_sha1, | |
707 | peer_item->util); | |
708 | } | |
b888d61c DB |
709 | } |
710 | ||
41fa7d2e SP |
711 | if (tags == TAGS_DEFAULT && autotags) |
712 | transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1"); | |
b888d61c DB |
713 | if (fetch_refs(transport, ref_map)) { |
714 | free_refs(ref_map); | |
715 | return 1; | |
716 | } | |
ed43de6e | 717 | if (prune) { |
e8c1e6c7 CMN |
718 | /* If --tags was specified, pretend the user gave us the canonical tags refspec */ |
719 | if (tags == TAGS_SET) { | |
720 | const char *tags_str = "refs/tags/*:refs/tags/*"; | |
721 | struct refspec *tags_refspec, *refspec; | |
722 | ||
723 | /* Copy the refspec and add the tags to it */ | |
724 | refspec = xcalloc(ref_count + 1, sizeof(struct refspec)); | |
725 | tags_refspec = parse_fetch_refspec(1, &tags_str); | |
726 | memcpy(refspec, refs, ref_count * sizeof(struct refspec)); | |
727 | memcpy(&refspec[ref_count], tags_refspec, sizeof(struct refspec)); | |
728 | ref_count++; | |
729 | ||
730 | prune_refs(refspec, ref_count, ref_map); | |
731 | ||
732 | ref_count--; | |
733 | /* The rest of the strings belong to fetch_one */ | |
734 | free_refspec(1, tags_refspec); | |
735 | free(refspec); | |
736 | } else if (ref_count) { | |
ed43de6e | 737 | prune_refs(refs, ref_count, ref_map); |
e8c1e6c7 | 738 | } else { |
ed43de6e | 739 | prune_refs(transport->remote->fetch, transport->remote->fetch_refspec_nr, ref_map); |
e8c1e6c7 | 740 | } |
ed43de6e | 741 | } |
7f98428d | 742 | free_refs(ref_map); |
b888d61c DB |
743 | |
744 | /* if neither --no-tags nor --tags was specified, do automated tag | |
745 | * following ... */ | |
83201998 | 746 | if (tags == TAGS_DEFAULT && autotags) { |
c50b2b47 SP |
747 | struct ref **tail = &ref_map; |
748 | ref_map = NULL; | |
749 | find_non_local_tags(transport, &ref_map, &tail); | |
b888d61c | 750 | if (ref_map) { |
41fa7d2e | 751 | transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL); |
b888d61c DB |
752 | transport_set_option(transport, TRANS_OPT_DEPTH, "0"); |
753 | fetch_refs(transport, ref_map); | |
754 | } | |
755 | free_refs(ref_map); | |
756 | } | |
757 | ||
b888d61c DB |
758 | return 0; |
759 | } | |
760 | ||
ab865e6e SP |
761 | static void set_option(const char *name, const char *value) |
762 | { | |
763 | int r = transport_set_option(transport, name, value); | |
764 | if (r < 0) | |
bd4a51fc | 765 | die(_("Option \"%s\" value \"%s\" is not valid for %s"), |
ab865e6e SP |
766 | name, value, transport->url); |
767 | if (r > 0) | |
bd4a51fc | 768 | warning(_("Option \"%s\" is ignored for %s\n"), |
ab865e6e SP |
769 | name, transport->url); |
770 | } | |
771 | ||
9c4a036b BG |
772 | static int get_one_remote_for_fetch(struct remote *remote, void *priv) |
773 | { | |
774 | struct string_list *list = priv; | |
7cc91a2f | 775 | if (!remote->skip_default_update) |
1d2f80fa | 776 | string_list_append(list, remote->name); |
9c4a036b BG |
777 | return 0; |
778 | } | |
779 | ||
780 | struct remote_group_data { | |
781 | const char *name; | |
782 | struct string_list *list; | |
783 | }; | |
784 | ||
785 | static int get_remote_group(const char *key, const char *value, void *priv) | |
786 | { | |
787 | struct remote_group_data *g = priv; | |
788 | ||
789 | if (!prefixcmp(key, "remotes.") && | |
790 | !strcmp(key + 8, g->name)) { | |
791 | /* split list by white space */ | |
792 | int space = strcspn(value, " \t\n"); | |
793 | while (*value) { | |
794 | if (space > 1) { | |
1d2f80fa JP |
795 | string_list_append(g->list, |
796 | xstrndup(value, space)); | |
9c4a036b BG |
797 | } |
798 | value += space + (value[space] != '\0'); | |
799 | space = strcspn(value, " \t\n"); | |
800 | } | |
801 | } | |
802 | ||
803 | return 0; | |
804 | } | |
805 | ||
806 | static int add_remote_or_group(const char *name, struct string_list *list) | |
807 | { | |
808 | int prev_nr = list->nr; | |
66dbfd55 GV |
809 | struct remote_group_data g; |
810 | g.name = name; g.list = list; | |
9c4a036b BG |
811 | |
812 | git_config(get_remote_group, &g); | |
813 | if (list->nr == prev_nr) { | |
814 | struct remote *remote; | |
815 | if (!remote_is_configured(name)) | |
816 | return 0; | |
817 | remote = remote_get(name); | |
1d2f80fa | 818 | string_list_append(list, remote->name); |
9c4a036b BG |
819 | } |
820 | return 1; | |
821 | } | |
822 | ||
7dce19d3 | 823 | static void add_options_to_argv(int *argc, const char **argv) |
9c4a036b | 824 | { |
28a15401 | 825 | if (dry_run) |
7dce19d3 | 826 | argv[(*argc)++] = "--dry-run"; |
f360d844 | 827 | if (prune) |
7dce19d3 | 828 | argv[(*argc)++] = "--prune"; |
bba5322a | 829 | if (update_head_ok) |
7dce19d3 | 830 | argv[(*argc)++] = "--update-head-ok"; |
bba5322a | 831 | if (force) |
7dce19d3 | 832 | argv[(*argc)++] = "--force"; |
bba5322a | 833 | if (keep) |
7dce19d3 | 834 | argv[(*argc)++] = "--keep"; |
be254a0e | 835 | if (recurse_submodules == RECURSE_SUBMODULES_ON) |
7dce19d3 | 836 | argv[(*argc)++] = "--recurse-submodules"; |
8f0700dd JL |
837 | else if (recurse_submodules == RECURSE_SUBMODULES_ON_DEMAND) |
838 | argv[(*argc)++] = "--recurse-submodules=on-demand"; | |
9c4a036b | 839 | if (verbosity >= 2) |
7dce19d3 | 840 | argv[(*argc)++] = "-v"; |
9c4a036b | 841 | if (verbosity >= 1) |
7dce19d3 | 842 | argv[(*argc)++] = "-v"; |
9c4a036b | 843 | else if (verbosity < 0) |
7dce19d3 JL |
844 | argv[(*argc)++] = "-q"; |
845 | ||
846 | } | |
847 | ||
848 | static int fetch_multiple(struct string_list *list) | |
849 | { | |
850 | int i, result = 0; | |
851 | const char *argv[12] = { "fetch", "--append" }; | |
852 | int argc = 2; | |
853 | ||
854 | add_options_to_argv(&argc, argv); | |
9c4a036b | 855 | |
e6cc5104 JH |
856 | if (!append && !dry_run) { |
857 | int errcode = truncate_fetch_head(); | |
858 | if (errcode) | |
859 | return errcode; | |
860 | } | |
861 | ||
9c4a036b BG |
862 | for (i = 0; i < list->nr; i++) { |
863 | const char *name = list->items[i].string; | |
864 | argv[argc] = name; | |
bba5322a | 865 | argv[argc + 1] = NULL; |
9c4a036b | 866 | if (verbosity >= 0) |
bd4a51fc | 867 | printf(_("Fetching %s\n"), name); |
9c4a036b | 868 | if (run_command_v_opt(argv, RUN_GIT_CMD)) { |
bd4a51fc | 869 | error(_("Could not fetch %s"), name); |
9c4a036b BG |
870 | result = 1; |
871 | } | |
872 | } | |
873 | ||
874 | return result; | |
875 | } | |
876 | ||
877 | static int fetch_one(struct remote *remote, int argc, const char **argv) | |
b888d61c | 878 | { |
2d324efa | 879 | int i; |
b888d61c | 880 | static const char **refs = NULL; |
d8ead159 | 881 | struct refspec *refspec; |
b888d61c | 882 | int ref_nr = 0; |
7b7f39ea | 883 | int exit_code; |
b888d61c | 884 | |
fa685bdf | 885 | if (!remote) |
bd4a51fc ÆAB |
886 | die(_("No remote repository specified. Please, specify either a URL or a\n" |
887 | "remote name from which new revisions should be fetched.")); | |
fa685bdf | 888 | |
fb0cc87e | 889 | transport = transport_get(remote, NULL); |
9839018e | 890 | transport_set_verbosity(transport, verbosity, progress); |
b888d61c | 891 | if (upload_pack) |
ab865e6e | 892 | set_option(TRANS_OPT_UPLOADPACK, upload_pack); |
b888d61c | 893 | if (keep) |
ab865e6e SP |
894 | set_option(TRANS_OPT_KEEP, "yes"); |
895 | if (depth) | |
896 | set_option(TRANS_OPT_DEPTH, depth); | |
b888d61c | 897 | |
9c4a036b | 898 | if (argc > 0) { |
b888d61c | 899 | int j = 0; |
83201998 | 900 | refs = xcalloc(argc + 1, sizeof(const char *)); |
9c4a036b | 901 | for (i = 0; i < argc; i++) { |
b888d61c DB |
902 | if (!strcmp(argv[i], "tag")) { |
903 | char *ref; | |
904 | i++; | |
f53423b0 | 905 | if (i >= argc) |
bd4a51fc | 906 | die(_("You need to specify a tag name.")); |
b888d61c DB |
907 | ref = xmalloc(strlen(argv[i]) * 2 + 22); |
908 | strcpy(ref, "refs/tags/"); | |
909 | strcat(ref, argv[i]); | |
910 | strcat(ref, ":refs/tags/"); | |
911 | strcat(ref, argv[i]); | |
912 | refs[j++] = ref; | |
913 | } else | |
914 | refs[j++] = argv[i]; | |
b888d61c DB |
915 | } |
916 | refs[j] = NULL; | |
917 | ref_nr = j; | |
b888d61c DB |
918 | } |
919 | ||
57b235a4 | 920 | sigchain_push_common(unlock_pack_on_signal); |
e4022ed2 | 921 | atexit(unlock_pack); |
d8ead159 JM |
922 | refspec = parse_fetch_refspec(ref_nr, refs); |
923 | exit_code = do_fetch(transport, refspec, ref_nr); | |
5caf1973 | 924 | free_refspec(ref_nr, refspec); |
7b7f39ea AR |
925 | transport_disconnect(transport); |
926 | transport = NULL; | |
927 | return exit_code; | |
b888d61c | 928 | } |
9c4a036b BG |
929 | |
930 | int cmd_fetch(int argc, const char **argv, const char *prefix) | |
931 | { | |
932 | int i; | |
183113a5 | 933 | struct string_list list = STRING_LIST_INIT_NODUP; |
9c4a036b BG |
934 | struct remote *remote; |
935 | int result = 0; | |
936 | ||
bbc30f99 JK |
937 | packet_trace_identity("fetch"); |
938 | ||
9c4a036b BG |
939 | /* Record the command line for the reflog */ |
940 | strbuf_addstr(&default_rla, "fetch"); | |
941 | for (i = 1; i < argc; i++) | |
942 | strbuf_addf(&default_rla, " %s", argv[i]); | |
943 | ||
944 | argc = parse_options(argc, argv, prefix, | |
945 | builtin_fetch_options, builtin_fetch_usage, 0); | |
946 | ||
18322bad JL |
947 | if (recurse_submodules != RECURSE_SUBMODULES_OFF) { |
948 | if (recurse_submodules_default) { | |
949 | int arg = parse_fetch_recurse_submodules_arg("--recurse-submodules-default", recurse_submodules_default); | |
950 | set_config_fetch_recurse_submodules(arg); | |
951 | } | |
952 | gitmodules_config(); | |
953 | git_config(submodule_config, NULL); | |
954 | } | |
955 | ||
9c4a036b BG |
956 | if (all) { |
957 | if (argc == 1) | |
bd4a51fc | 958 | die(_("fetch --all does not take a repository argument")); |
9c4a036b | 959 | else if (argc > 1) |
bd4a51fc | 960 | die(_("fetch --all does not make sense with refspecs")); |
9c4a036b BG |
961 | (void) for_each_remote(get_one_remote_for_fetch, &list); |
962 | result = fetch_multiple(&list); | |
963 | } else if (argc == 0) { | |
964 | /* No arguments -- use default remote */ | |
965 | remote = remote_get(NULL); | |
966 | result = fetch_one(remote, argc, argv); | |
16679e37 BG |
967 | } else if (multiple) { |
968 | /* All arguments are assumed to be remotes or groups */ | |
969 | for (i = 0; i < argc; i++) | |
970 | if (!add_remote_or_group(argv[i], &list)) | |
bd4a51fc | 971 | die(_("No such remote or remote group: %s"), argv[i]); |
16679e37 | 972 | result = fetch_multiple(&list); |
9c4a036b BG |
973 | } else { |
974 | /* Single remote or group */ | |
975 | (void) add_remote_or_group(argv[0], &list); | |
976 | if (list.nr > 1) { | |
977 | /* More than one remote */ | |
978 | if (argc > 1) | |
bd4a51fc | 979 | die(_("Fetching a group and specifying refspecs does not make sense")); |
9c4a036b BG |
980 | result = fetch_multiple(&list); |
981 | } else { | |
982 | /* Zero or one remotes */ | |
983 | remote = remote_get(argv[0]); | |
984 | result = fetch_one(remote, argc-1, argv+1); | |
985 | } | |
986 | } | |
987 | ||
be254a0e | 988 | if (!result && (recurse_submodules != RECURSE_SUBMODULES_OFF)) { |
7dce19d3 JL |
989 | const char *options[10]; |
990 | int num_options = 0; | |
7dce19d3 JL |
991 | add_options_to_argv(&num_options, options); |
992 | result = fetch_populated_submodules(num_options, options, | |
993 | submodule_prefix, | |
8f0700dd | 994 | recurse_submodules, |
7dce19d3 JL |
995 | verbosity < 0); |
996 | } | |
997 | ||
9c4a036b BG |
998 | /* All names were strdup()ed or strndup()ed */ |
999 | list.strdup_strings = 1; | |
1000 | string_list_clear(&list, 0); | |
1001 | ||
1002 | return result; | |
1003 | } |