fetch: report local storage errors in status table
[git/git.git] / builtin-fetch.c
CommitLineData
b888d61c
DB
1/*
2 * "git fetch"
3 */
4#include "cache.h"
5#include "refs.h"
6#include "commit.h"
7#include "builtin.h"
8#include "path-list.h"
9#include "remote.h"
10#include "transport.h"
4191c356 11#include "run-command.h"
83201998 12#include "parse-options.h"
b888d61c 13
83201998
KH
14static const char * const builtin_fetch_usage[] = {
15 "git-fetch [options] [<repository> <refspec>...]",
16 NULL
17};
b888d61c 18
83201998
KH
19enum {
20 TAGS_UNSET = 0,
21 TAGS_DEFAULT = 1,
22 TAGS_SET = 2
23};
24
25static int append, force, keep, update_head_ok, verbose, quiet;
26static int tags = TAGS_DEFAULT;
4191c356 27static const char *depth;
83201998 28static const char *upload_pack;
2d324efa 29static struct strbuf default_rla = STRBUF_INIT;
e4022ed2
SP
30static struct transport *transport;
31
83201998
KH
32static struct option builtin_fetch_options[] = {
33 OPT__QUIET(&quiet),
34 OPT__VERBOSE(&verbose),
35 OPT_BOOLEAN('a', "append", &append,
36 "append to .git/FETCH_HEAD instead of overwriting"),
37 OPT_STRING(0, "upload-pack", &upload_pack, "PATH",
38 "path to upload pack on remote end"),
39 OPT_BOOLEAN('f', "force", &force,
40 "force overwrite of local branch"),
41 OPT_SET_INT('t', "tags", &tags,
42 "fetch all tags and associated objects", TAGS_SET),
e7951290
JS
43 OPT_SET_INT('n', NULL, &tags,
44 "do not fetch all tags (--no-tags)", TAGS_UNSET),
83201998
KH
45 OPT_BOOLEAN('k', "keep", &keep, "keep downloaded pack"),
46 OPT_BOOLEAN('u', "update-head-ok", &update_head_ok,
47 "allow updating of HEAD ref"),
48 OPT_STRING(0, "depth", &depth, "DEPTH",
49 "deepen history of shallow clone"),
50 OPT_END()
51};
52
e4022ed2
SP
53static void unlock_pack(void)
54{
55 if (transport)
56 transport_unlock_pack(transport);
57}
58
59static void unlock_pack_on_signal(int signo)
60{
61 unlock_pack();
62 signal(SIGINT, SIG_DFL);
63 raise(signo);
64}
b888d61c 65
85682c19 66static void add_merge_config(struct ref **head,
4577370e 67 const struct ref *remote_refs,
85682c19
SP
68 struct branch *branch,
69 struct ref ***tail)
b888d61c 70{
85682c19 71 int i;
b888d61c 72
85682c19
SP
73 for (i = 0; i < branch->merge_nr; i++) {
74 struct ref *rm, **old_tail = *tail;
75 struct refspec refspec;
76
77 for (rm = *head; rm; rm = rm->next) {
78 if (branch_merge_matches(branch, i, rm->name)) {
b888d61c 79 rm->merge = 1;
85682c19
SP
80 break;
81 }
b888d61c 82 }
85682c19
SP
83 if (rm)
84 continue;
85
9ad7c5ae
JH
86 /*
87 * Not fetched to a tracking branch? We need to fetch
85682c19 88 * it anyway to allow this branch's "branch.$name.merge"
9ad7c5ae
JH
89 * to be honored by git-pull, but we do not have to
90 * fail if branch.$name.merge is misconfigured to point
91 * at a nonexisting branch. If we were indeed called by
92 * git-pull, it will notice the misconfiguration because
93 * there is no entry in the resulting FETCH_HEAD marked
94 * for merging.
85682c19
SP
95 */
96 refspec.src = branch->merge[i]->src;
97 refspec.dst = NULL;
98 refspec.pattern = 0;
99 refspec.force = 0;
9ad7c5ae 100 get_fetch_map(remote_refs, &refspec, tail, 1);
85682c19
SP
101 for (rm = *old_tail; rm; rm = rm->next)
102 rm->merge = 1;
b888d61c
DB
103 }
104}
105
767f176a
SP
106static void find_non_local_tags(struct transport *transport,
107 struct ref **head,
108 struct ref ***tail);
109
b888d61c
DB
110static struct ref *get_ref_map(struct transport *transport,
111 struct refspec *refs, int ref_count, int tags,
112 int *autotags)
113{
114 int i;
115 struct ref *rm;
116 struct ref *ref_map = NULL;
117 struct ref **tail = &ref_map;
118
4577370e 119 const struct ref *remote_refs = transport_get_remote_refs(transport);
b888d61c 120
83201998 121 if (ref_count || tags == TAGS_SET) {
b888d61c 122 for (i = 0; i < ref_count; i++) {
9ad7c5ae 123 get_fetch_map(remote_refs, &refs[i], &tail, 0);
b888d61c
DB
124 if (refs[i].dst && refs[i].dst[0])
125 *autotags = 1;
126 }
127 /* Merge everything on the command line, but not --tags */
128 for (rm = ref_map; rm; rm = rm->next)
129 rm->merge = 1;
e0aaa29f
DB
130 if (tags == TAGS_SET)
131 get_fetch_map(remote_refs, tag_refspec, &tail, 0);
b888d61c
DB
132 } else {
133 /* Use the defaults */
134 struct remote *remote = transport->remote;
85682c19
SP
135 struct branch *branch = branch_get(NULL);
136 int has_merge = branch_has_merge_config(branch);
137 if (remote && (remote->fetch_refspec_nr || has_merge)) {
b888d61c 138 for (i = 0; i < remote->fetch_refspec_nr; i++) {
9ad7c5ae 139 get_fetch_map(remote_refs, &remote->fetch[i], &tail, 0);
b888d61c
DB
140 if (remote->fetch[i].dst &&
141 remote->fetch[i].dst[0])
142 *autotags = 1;
85682c19 143 if (!i && !has_merge && ref_map &&
cfb8f898 144 !remote->fetch[0].pattern)
85682c19 145 ref_map->merge = 1;
b888d61c 146 }
da0204df
JS
147 /*
148 * if the remote we're fetching from is the same
149 * as given in branch.<name>.remote, we add the
150 * ref given in branch.<name>.merge, too.
151 */
9ad7c5ae
JH
152 if (has_merge &&
153 !strcmp(branch->remote_name, remote->name))
85682c19 154 add_merge_config(&ref_map, remote_refs, branch, &tail);
b888d61c
DB
155 } else {
156 ref_map = get_remote_ref(remote_refs, "HEAD");
9ad7c5ae
JH
157 if (!ref_map)
158 die("Couldn't find remote ref HEAD");
b888d61c 159 ref_map->merge = 1;
5aaf7f2a 160 tail = &ref_map->next;
b888d61c
DB
161 }
162 }
767f176a
SP
163 if (tags == TAGS_DEFAULT && *autotags)
164 find_non_local_tags(transport, &ref_map, &tail);
2467a4fa 165 ref_remove_duplicates(ref_map);
b888d61c
DB
166
167 return ref_map;
168}
169
b888d61c
DB
170static int s_update_ref(const char *action,
171 struct ref *ref,
172 int check_old)
173{
174 char msg[1024];
175 char *rla = getenv("GIT_REFLOG_ACTION");
176 static struct ref_lock *lock;
177
178 if (!rla)
2d324efa 179 rla = default_rla.buf;
b888d61c
DB
180 snprintf(msg, sizeof(msg), "%s: %s", rla, action);
181 lock = lock_any_ref_for_update(ref->name,
182 check_old ? ref->old_sha1 : NULL, 0);
183 if (!lock)
184 return 1;
185 if (write_ref_sha1(lock, ref->new_sha1, msg) < 0)
186 return 1;
187 return 0;
188}
189
165f3902 190#define SUMMARY_WIDTH (2 * DEFAULT_ABBREV + 3)
9ef4272b 191#define REFCOL_WIDTH 10
165f3902 192
b888d61c 193static int update_local_ref(struct ref *ref,
165f3902
NP
194 const char *remote,
195 int verbose,
196 char *display)
b888d61c 197{
b888d61c
DB
198 struct commit *current = NULL, *updated;
199 enum object_type type;
200 struct branch *current_branch = branch_get(NULL);
165f3902
NP
201 const char *pretty_ref = ref->name + (
202 !prefixcmp(ref->name, "refs/heads/") ? 11 :
203 !prefixcmp(ref->name, "refs/tags/") ? 10 :
204 !prefixcmp(ref->name, "refs/remotes/") ? 13 :
205 0);
b888d61c 206
165f3902 207 *display = 0;
b888d61c
DB
208 type = sha1_object_info(ref->new_sha1, NULL);
209 if (type < 0)
210 die("object %s not found", sha1_to_hex(ref->new_sha1));
211
b888d61c 212 if (!hashcmp(ref->old_sha1, ref->new_sha1)) {
165f3902 213 if (verbose)
9ef4272b
PH
214 sprintf(display, "= %-*s %-*s -> %s", SUMMARY_WIDTH,
215 "[up to date]", REFCOL_WIDTH, remote,
216 pretty_ref);
b888d61c
DB
217 return 0;
218 }
219
b3abdd9d
SP
220 if (current_branch &&
221 !strcmp(ref->name, current_branch->name) &&
b888d61c
DB
222 !(update_head_ok || is_bare_repository()) &&
223 !is_null_sha1(ref->old_sha1)) {
224 /*
225 * If this is the head, and it's not okay to update
226 * the head, and the old value of the head isn't empty...
227 */
9ef4272b
PH
228 sprintf(display, "! %-*s %-*s -> %s (can't fetch in current branch)",
229 SUMMARY_WIDTH, "[rejected]", REFCOL_WIDTH, remote,
230 pretty_ref);
b888d61c
DB
231 return 1;
232 }
233
234 if (!is_null_sha1(ref->old_sha1) &&
235 !prefixcmp(ref->name, "refs/tags/")) {
6315472e
JK
236 int r;
237 r = s_update_ref("updating tag", ref, 0);
238 sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : '-',
9ef4272b 239 SUMMARY_WIDTH, "[tag update]", REFCOL_WIDTH, remote,
6315472e
JK
240 pretty_ref, r ? " (unable to update local ref)" : "");
241 return r;
b888d61c
DB
242 }
243
cfa5b2b7
SP
244 current = lookup_commit_reference_gently(ref->old_sha1, 1);
245 updated = lookup_commit_reference_gently(ref->new_sha1, 1);
b888d61c 246 if (!current || !updated) {
165f3902
NP
247 const char *msg;
248 const char *what;
6315472e 249 int r;
165f3902 250 if (!strncmp(ref->name, "refs/tags/", 10)) {
b888d61c 251 msg = "storing tag";
165f3902
NP
252 what = "[new tag]";
253 }
254 else {
b888d61c 255 msg = "storing head";
165f3902
NP
256 what = "[new branch]";
257 }
258
6315472e
JK
259 r = s_update_ref(msg, ref, 0);
260 sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : '*',
261 SUMMARY_WIDTH, what, REFCOL_WIDTH, remote, pretty_ref,
262 r ? " (unable to update local ref)" : "");
263 return r;
b888d61c
DB
264 }
265
b888d61c 266 if (in_merge_bases(current, &updated, 1)) {
165f3902 267 char quickref[83];
6315472e 268 int r;
165f3902
NP
269 strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV));
270 strcat(quickref, "..");
271 strcat(quickref, find_unique_abbrev(ref->new_sha1, DEFAULT_ABBREV));
6315472e
JK
272 r = s_update_ref("fast forward", ref, 1);
273 sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : ' ',
274 SUMMARY_WIDTH, quickref, REFCOL_WIDTH, remote,
275 pretty_ref, r ? " (unable to update local ref)" : "");
276 return r;
165f3902
NP
277 } else if (force || ref->force) {
278 char quickref[84];
6315472e 279 int r;
165f3902
NP
280 strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV));
281 strcat(quickref, "...");
282 strcat(quickref, find_unique_abbrev(ref->new_sha1, DEFAULT_ABBREV));
6315472e
JK
283 r = s_update_ref("forced-update", ref, 1);
284 sprintf(display, "%c %-*s %-*s -> %s (%s)", r ? '!' : '+',
285 SUMMARY_WIDTH, quickref, REFCOL_WIDTH, remote,
286 pretty_ref,
287 r ? "unable to update local ref" : "forced update");
288 return r;
165f3902 289 } else {
9ef4272b
PH
290 sprintf(display, "! %-*s %-*s -> %s (non fast forward)",
291 SUMMARY_WIDTH, "[rejected]", REFCOL_WIDTH, remote,
292 pretty_ref);
b888d61c
DB
293 return 1;
294 }
b888d61c
DB
295}
296
d6617c7c 297static int store_updated_refs(const char *url, struct ref *ref_map)
b888d61c
DB
298{
299 FILE *fp;
300 struct commit *commit;
efb98b44 301 int url_len, i, note_len, shown_url = 0, rc = 0;
b888d61c
DB
302 char note[1024];
303 const char *what, *kind;
304 struct ref *rm;
d6617c7c 305 char *filename = git_path("FETCH_HEAD");
b888d61c 306
d6617c7c
AGR
307 fp = fopen(filename, "a");
308 if (!fp)
309 return error("cannot open %s: %s\n", filename, strerror(errno));
b888d61c
DB
310 for (rm = ref_map; rm; rm = rm->next) {
311 struct ref *ref = NULL;
312
313 if (rm->peer_ref) {
314 ref = xcalloc(1, sizeof(*ref) + strlen(rm->peer_ref->name) + 1);
315 strcpy(ref->name, rm->peer_ref->name);
316 hashcpy(ref->old_sha1, rm->peer_ref->old_sha1);
317 hashcpy(ref->new_sha1, rm->old_sha1);
1aad91f5 318 ref->force = rm->peer_ref->force;
b888d61c
DB
319 }
320
cfa5b2b7 321 commit = lookup_commit_reference_gently(rm->old_sha1, 1);
b888d61c
DB
322 if (!commit)
323 rm->merge = 0;
324
325 if (!strcmp(rm->name, "HEAD")) {
326 kind = "";
327 what = "";
328 }
329 else if (!prefixcmp(rm->name, "refs/heads/")) {
330 kind = "branch";
331 what = rm->name + 11;
332 }
333 else if (!prefixcmp(rm->name, "refs/tags/")) {
334 kind = "tag";
335 what = rm->name + 10;
336 }
337 else if (!prefixcmp(rm->name, "refs/remotes/")) {
338 kind = "remote branch";
339 what = rm->name + 13;
340 }
341 else {
342 kind = "";
343 what = rm->name;
344 }
345
346 url_len = strlen(url);
347 for (i = url_len - 1; url[i] == '/' && 0 <= i; i--)
348 ;
349 url_len = i + 1;
350 if (4 < i && !strncmp(".git", url + i - 3, 4))
351 url_len = i - 3;
352
353 note_len = 0;
354 if (*what) {
355 if (*kind)
356 note_len += sprintf(note + note_len, "%s ",
357 kind);
358 note_len += sprintf(note + note_len, "'%s' of ", what);
359 }
360 note_len += sprintf(note + note_len, "%.*s", url_len, url);
361 fprintf(fp, "%s\t%s\t%s\n",
362 sha1_to_hex(commit ? commit->object.sha1 :
363 rm->old_sha1),
364 rm->merge ? "" : "not-for-merge",
365 note);
366
f59774ad 367 if (ref)
efb98b44 368 rc |= update_local_ref(ref, what, verbose, note);
e5c49826 369 else
f59774ad
JK
370 sprintf(note, "* %-*s %-*s -> FETCH_HEAD",
371 SUMMARY_WIDTH, *kind ? kind : "branch",
372 REFCOL_WIDTH, *what ? what : "HEAD");
f59774ad
JK
373 if (*note) {
374 if (!shown_url) {
375 fprintf(stderr, "From %.*s\n",
376 url_len, url);
377 shown_url = 1;
165f3902 378 }
f59774ad 379 fprintf(stderr, " %s\n", note);
165f3902 380 }
b888d61c
DB
381 }
382 fclose(fp);
efb98b44 383 return rc;
b888d61c
DB
384}
385
4191c356
SP
386/*
387 * We would want to bypass the object transfer altogether if
388 * everything we are going to fetch already exists and connected
389 * locally.
390 *
391 * The refs we are going to fetch are in to_fetch (nr_heads in
392 * total). If running
393 *
394 * $ git-rev-list --objects to_fetch[0] to_fetch[1] ... --not --all
395 *
396 * does not error out, that means everything reachable from the
397 * refs we are going to fetch exists and is connected to some of
398 * our existing refs.
399 */
400static int quickfetch(struct ref *ref_map)
401{
402 struct child_process revlist;
403 struct ref *ref;
404 char **argv;
405 int i, err;
406
407 /*
408 * If we are deepening a shallow clone we already have these
409 * objects reachable. Running rev-list here will return with
410 * a good (0) exit status and we'll bypass the fetch that we
411 * really need to perform. Claiming failure now will ensure
412 * we perform the network exchange to deepen our history.
413 */
414 if (depth)
415 return -1;
416
417 for (i = 0, ref = ref_map; ref; ref = ref->next)
418 i++;
419 if (!i)
420 return 0;
421
422 argv = xmalloc(sizeof(*argv) * (i + 6));
423 i = 0;
424 argv[i++] = xstrdup("rev-list");
425 argv[i++] = xstrdup("--quiet");
426 argv[i++] = xstrdup("--objects");
427 for (ref = ref_map; ref; ref = ref->next)
428 argv[i++] = xstrdup(sha1_to_hex(ref->old_sha1));
429 argv[i++] = xstrdup("--not");
430 argv[i++] = xstrdup("--all");
431 argv[i++] = NULL;
432
433 memset(&revlist, 0, sizeof(revlist));
434 revlist.argv = (const char**)argv;
435 revlist.git_cmd = 1;
436 revlist.no_stdin = 1;
437 revlist.no_stdout = 1;
438 revlist.no_stderr = 1;
439 err = run_command(&revlist);
440
441 for (i = 0; argv[i]; i++)
442 free(argv[i]);
443 free(argv);
444 return err;
445}
446
b888d61c
DB
447static int fetch_refs(struct transport *transport, struct ref *ref_map)
448{
4191c356
SP
449 int ret = quickfetch(ref_map);
450 if (ret)
451 ret = transport_fetch_refs(transport, ref_map);
b888d61c 452 if (!ret)
d6617c7c 453 ret |= store_updated_refs(transport->url, ref_map);
1788c39c 454 transport_unlock_pack(transport);
b888d61c
DB
455 return ret;
456}
457
458static int add_existing(const char *refname, const unsigned char *sha1,
459 int flag, void *cbdata)
460{
461 struct path_list *list = (struct path_list *)cbdata;
462 path_list_insert(refname, list);
463 return 0;
464}
465
cf7f929a
SP
466static int will_fetch(struct ref **head, const unsigned char *sha1)
467{
468 struct ref *rm = *head;
469 while (rm) {
470 if (!hashcmp(rm->old_sha1, sha1))
471 return 1;
472 rm = rm->next;
473 }
474 return 0;
475}
476
c50b2b47
SP
477static void find_non_local_tags(struct transport *transport,
478 struct ref **head,
479 struct ref ***tail)
b888d61c 480{
49d58fd0 481 struct path_list existing_refs = { NULL, 0, 0, 0 };
b888d61c
DB
482 struct path_list new_refs = { NULL, 0, 0, 1 };
483 char *ref_name;
484 int ref_name_len;
4577370e
DB
485 const unsigned char *ref_sha1;
486 const struct ref *tag_ref;
b888d61c 487 struct ref *rm = NULL;
4577370e 488 const struct ref *ref;
b888d61c
DB
489
490 for_each_ref(add_existing, &existing_refs);
491 for (ref = transport_get_remote_refs(transport); ref; ref = ref->next) {
492 if (prefixcmp(ref->name, "refs/tags"))
493 continue;
494
495 ref_name = xstrdup(ref->name);
496 ref_name_len = strlen(ref_name);
497 ref_sha1 = ref->old_sha1;
498
499 if (!strcmp(ref_name + ref_name_len - 3, "^{}")) {
500 ref_name[ref_name_len - 3] = 0;
501 tag_ref = transport_get_remote_refs(transport);
502 while (tag_ref) {
503 if (!strcmp(tag_ref->name, ref_name)) {
504 ref_sha1 = tag_ref->old_sha1;
505 break;
506 }
507 tag_ref = tag_ref->next;
508 }
509 }
510
511 if (!path_list_has_path(&existing_refs, ref_name) &&
512 !path_list_has_path(&new_refs, ref_name) &&
cf7f929a
SP
513 (has_sha1_file(ref->old_sha1) ||
514 will_fetch(head, ref->old_sha1))) {
b888d61c
DB
515 path_list_insert(ref_name, &new_refs);
516
737922aa
KK
517 rm = alloc_ref_from_str(ref_name);
518 rm->peer_ref = alloc_ref_from_str(ref_name);
b888d61c
DB
519 hashcpy(rm->old_sha1, ref_sha1);
520
c50b2b47
SP
521 **tail = rm;
522 *tail = &rm->next;
b888d61c
DB
523 }
524 free(ref_name);
525 }
49d58fd0
SP
526 path_list_clear(&existing_refs, 0);
527 path_list_clear(&new_refs, 0);
b888d61c
DB
528}
529
530static int do_fetch(struct transport *transport,
531 struct refspec *refs, int ref_count)
532{
7f98428d 533 struct ref *ref_map;
b888d61c
DB
534 struct ref *rm;
535 int autotags = (transport->remote->fetch_tags == 1);
83201998
KH
536 if (transport->remote->fetch_tags == 2 && tags != TAGS_UNSET)
537 tags = TAGS_SET;
b888d61c 538 if (transport->remote->fetch_tags == -1)
83201998 539 tags = TAGS_UNSET;
b888d61c 540
824d5776 541 if (!transport->get_refs_list || !transport->fetch)
b888d61c
DB
542 die("Don't know how to fetch from %s", transport->url);
543
544 /* if not appending, truncate FETCH_HEAD */
d6617c7c
AGR
545 if (!append) {
546 char *filename = git_path("FETCH_HEAD");
547 FILE *fp = fopen(filename, "w");
548 if (!fp)
549 return error("cannot open %s: %s\n", filename, strerror(errno));
550 fclose(fp);
551 }
b888d61c
DB
552
553 ref_map = get_ref_map(transport, refs, ref_count, tags, &autotags);
554
555 for (rm = ref_map; rm; rm = rm->next) {
556 if (rm->peer_ref)
557 read_ref(rm->peer_ref->name, rm->peer_ref->old_sha1);
b888d61c
DB
558 }
559
41fa7d2e
SP
560 if (tags == TAGS_DEFAULT && autotags)
561 transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, "1");
b888d61c
DB
562 if (fetch_refs(transport, ref_map)) {
563 free_refs(ref_map);
564 return 1;
565 }
7f98428d 566 free_refs(ref_map);
b888d61c
DB
567
568 /* if neither --no-tags nor --tags was specified, do automated tag
569 * following ... */
83201998 570 if (tags == TAGS_DEFAULT && autotags) {
c50b2b47
SP
571 struct ref **tail = &ref_map;
572 ref_map = NULL;
573 find_non_local_tags(transport, &ref_map, &tail);
b888d61c 574 if (ref_map) {
41fa7d2e 575 transport_set_option(transport, TRANS_OPT_FOLLOWTAGS, NULL);
b888d61c
DB
576 transport_set_option(transport, TRANS_OPT_DEPTH, "0");
577 fetch_refs(transport, ref_map);
578 }
579 free_refs(ref_map);
580 }
581
b888d61c
DB
582 return 0;
583}
584
ab865e6e
SP
585static void set_option(const char *name, const char *value)
586{
587 int r = transport_set_option(transport, name, value);
588 if (r < 0)
589 die("Option \"%s\" value \"%s\" is not valid for %s\n",
590 name, value, transport->url);
591 if (r > 0)
592 warning("Option \"%s\" is ignored for %s\n",
593 name, transport->url);
594}
595
b888d61c
DB
596int cmd_fetch(int argc, const char **argv, const char *prefix)
597{
598 struct remote *remote;
2d324efa 599 int i;
b888d61c
DB
600 static const char **refs = NULL;
601 int ref_nr = 0;
7b7f39ea 602 int exit_code;
b888d61c 603
2d324efa
KH
604 /* Record the command line for the reflog */
605 strbuf_addstr(&default_rla, "fetch");
606 for (i = 1; i < argc; i++)
607 strbuf_addf(&default_rla, " %s", argv[i]);
608
83201998
KH
609 argc = parse_options(argc, argv,
610 builtin_fetch_options, builtin_fetch_usage, 0);
b888d61c 611
83201998 612 if (argc == 0)
b888d61c
DB
613 remote = remote_get(NULL);
614 else
83201998 615 remote = remote_get(argv[0]);
b888d61c 616
28b91f8a 617 transport = transport_get(remote, remote->url[0]);
b888d61c
DB
618 if (verbose >= 2)
619 transport->verbose = 1;
620 if (quiet)
2b5a06ed 621 transport->verbose = -1;
b888d61c 622 if (upload_pack)
ab865e6e 623 set_option(TRANS_OPT_UPLOADPACK, upload_pack);
b888d61c 624 if (keep)
ab865e6e
SP
625 set_option(TRANS_OPT_KEEP, "yes");
626 if (depth)
627 set_option(TRANS_OPT_DEPTH, depth);
b888d61c
DB
628
629 if (!transport->url)
630 die("Where do you want to fetch from today?");
631
83201998 632 if (argc > 1) {
b888d61c 633 int j = 0;
83201998
KH
634 refs = xcalloc(argc + 1, sizeof(const char *));
635 for (i = 1; i < argc; i++) {
b888d61c
DB
636 if (!strcmp(argv[i], "tag")) {
637 char *ref;
638 i++;
f53423b0
KB
639 if (i >= argc)
640 die("You need to specify a tag name.");
b888d61c
DB
641 ref = xmalloc(strlen(argv[i]) * 2 + 22);
642 strcpy(ref, "refs/tags/");
643 strcat(ref, argv[i]);
644 strcat(ref, ":refs/tags/");
645 strcat(ref, argv[i]);
646 refs[j++] = ref;
647 } else
648 refs[j++] = argv[i];
b888d61c
DB
649 }
650 refs[j] = NULL;
651 ref_nr = j;
b888d61c
DB
652 }
653
e4022ed2
SP
654 signal(SIGINT, unlock_pack_on_signal);
655 atexit(unlock_pack);
7b7f39ea 656 exit_code = do_fetch(transport,
46220ca1 657 parse_fetch_refspec(ref_nr, refs), ref_nr);
7b7f39ea
AR
658 transport_disconnect(transport);
659 transport = NULL;
660 return exit_code;
b888d61c 661}