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Commit | Line | Data |
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c31820c2 LH |
1 | /* |
2 | * Builtin "git branch" | |
3 | * | |
d972cce0 | 4 | * Copyright (c) 2006 Kristian Høgsberg <krh@redhat.com> |
c31820c2 LH |
5 | * Based on git-branch.sh by Junio C Hamano. |
6 | */ | |
7 | ||
8 | #include "cache.h" | |
85023577 | 9 | #include "color.h" |
c31820c2 LH |
10 | #include "refs.h" |
11 | #include "commit.h" | |
12 | #include "builtin.h" | |
6f084a56 | 13 | #include "remote.h" |
c31820c2 LH |
14 | |
15 | static const char builtin_branch_usage[] = | |
0746d19a | 16 | "git-branch [-r] (-d | -D) <branchname> | [--track | --no-track] [-l] [-f] <branchname> [<start-point>] | (-m | -M) [<oldbranch>] <newbranch> | [--color | --no-color] [-r | -a] [-v [--abbrev=<length> | --no-abbrev]]"; |
c31820c2 | 17 | |
f3d985c3 JH |
18 | #define REF_UNKNOWN_TYPE 0x00 |
19 | #define REF_LOCAL_BRANCH 0x01 | |
20 | #define REF_REMOTE_BRANCH 0x02 | |
21 | #define REF_TAG 0x04 | |
c31820c2 LH |
22 | |
23 | static const char *head; | |
24 | static unsigned char head_sha1[20]; | |
25 | ||
6f084a56 | 26 | static int branch_track = 1; |
0746d19a | 27 | |
a1158cae AP |
28 | static int branch_use_color; |
29 | static char branch_colors[][COLOR_MAXLEN] = { | |
30 | "\033[m", /* reset */ | |
31 | "", /* PLAIN (normal) */ | |
32 | "\033[31m", /* REMOTE (red) */ | |
753f96a4 JH |
33 | "", /* LOCAL (normal) */ |
34 | "\033[32m", /* CURRENT (green) */ | |
a1158cae AP |
35 | }; |
36 | enum color_branch { | |
37 | COLOR_BRANCH_RESET = 0, | |
38 | COLOR_BRANCH_PLAIN = 1, | |
39 | COLOR_BRANCH_REMOTE = 2, | |
40 | COLOR_BRANCH_LOCAL = 3, | |
41 | COLOR_BRANCH_CURRENT = 4, | |
42 | }; | |
43 | ||
44 | static int parse_branch_color_slot(const char *var, int ofs) | |
45 | { | |
46 | if (!strcasecmp(var+ofs, "plain")) | |
47 | return COLOR_BRANCH_PLAIN; | |
48 | if (!strcasecmp(var+ofs, "reset")) | |
49 | return COLOR_BRANCH_RESET; | |
50 | if (!strcasecmp(var+ofs, "remote")) | |
51 | return COLOR_BRANCH_REMOTE; | |
52 | if (!strcasecmp(var+ofs, "local")) | |
53 | return COLOR_BRANCH_LOCAL; | |
54 | if (!strcasecmp(var+ofs, "current")) | |
55 | return COLOR_BRANCH_CURRENT; | |
56 | die("bad config variable '%s'", var); | |
57 | } | |
58 | ||
52fae7de | 59 | static int git_branch_config(const char *var, const char *value) |
a1158cae AP |
60 | { |
61 | if (!strcmp(var, "color.branch")) { | |
62 | branch_use_color = git_config_colorbool(var, value); | |
63 | return 0; | |
64 | } | |
cc44c765 | 65 | if (!prefixcmp(var, "color.branch.")) { |
a1158cae AP |
66 | int slot = parse_branch_color_slot(var, 13); |
67 | color_parse(value, var, branch_colors[slot]); | |
68 | return 0; | |
69 | } | |
6f084a56 | 70 | if (!strcmp(var, "branch.autosetupmerge")) |
4017761f | 71 | branch_track = git_config_bool(var, value); |
0746d19a | 72 | |
a1158cae AP |
73 | return git_default_config(var, value); |
74 | } | |
75 | ||
52fae7de | 76 | static const char *branch_get_color(enum color_branch ix) |
a1158cae AP |
77 | { |
78 | if (branch_use_color) | |
79 | return branch_colors[ix]; | |
80 | return ""; | |
81 | } | |
82 | ||
b8e9a00d | 83 | static int delete_branches(int argc, const char **argv, int force, int kinds) |
c31820c2 | 84 | { |
67affd51 | 85 | struct commit *rev, *head_rev = head_rev; |
c31820c2 | 86 | unsigned char sha1[20]; |
b8e9a00d | 87 | char *name = NULL; |
f3d985c3 | 88 | const char *fmt, *remote; |
f1eccbab | 89 | char section[PATH_MAX]; |
c31820c2 | 90 | int i; |
b8e9a00d | 91 | int ret = 0; |
c31820c2 | 92 | |
f3d985c3 JH |
93 | switch (kinds) { |
94 | case REF_REMOTE_BRANCH: | |
95 | fmt = "refs/remotes/%s"; | |
96 | remote = "remote "; | |
97 | force = 1; | |
98 | break; | |
99 | case REF_LOCAL_BRANCH: | |
100 | fmt = "refs/heads/%s"; | |
101 | remote = ""; | |
102 | break; | |
103 | default: | |
104 | die("cannot use -a with -d"); | |
105 | } | |
c31820c2 | 106 | |
67affd51 JH |
107 | if (!force) { |
108 | head_rev = lookup_commit_reference(head_sha1); | |
109 | if (!head_rev) | |
110 | die("Couldn't look up commit object for HEAD"); | |
111 | } | |
c31820c2 | 112 | for (i = 0; i < argc; i++) { |
b8e9a00d QT |
113 | if (kinds == REF_LOCAL_BRANCH && !strcmp(head, argv[i])) { |
114 | error("Cannot delete the branch '%s' " | |
115 | "which you are currently on.", argv[i]); | |
116 | ret = 1; | |
117 | continue; | |
118 | } | |
119 | ||
120 | if (name) | |
121 | free(name); | |
c31820c2 | 122 | |
f3d985c3 | 123 | name = xstrdup(mkpath(fmt, argv[i])); |
b8e9a00d QT |
124 | if (!resolve_ref(name, sha1, 1, NULL)) { |
125 | error("%sbranch '%s' not found.", | |
126 | remote, argv[i]); | |
127 | ret = 1; | |
128 | continue; | |
129 | } | |
c31820c2 LH |
130 | |
131 | rev = lookup_commit_reference(sha1); | |
b8e9a00d QT |
132 | if (!rev) { |
133 | error("Couldn't look up commit object for '%s'", name); | |
134 | ret = 1; | |
135 | continue; | |
136 | } | |
c31820c2 LH |
137 | |
138 | /* This checks whether the merge bases of branch and | |
139 | * HEAD contains branch -- which means that the HEAD | |
140 | * contains everything in both. | |
141 | */ | |
142 | ||
143 | if (!force && | |
03840fc3 | 144 | !in_merge_bases(rev, &head_rev, 1)) { |
b8e9a00d QT |
145 | error("The branch '%s' is not a strict subset of " |
146 | "your current HEAD.\n" | |
147 | "If you are sure you want to delete it, " | |
148 | "run 'git branch -D %s'.", argv[i], argv[i]); | |
149 | ret = 1; | |
150 | continue; | |
c31820c2 LH |
151 | } |
152 | ||
b8e9a00d QT |
153 | if (delete_ref(name, sha1)) { |
154 | error("Error deleting %sbranch '%s'", remote, | |
f3d985c3 | 155 | argv[i]); |
b8e9a00d | 156 | ret = 1; |
f1eccbab | 157 | } else { |
f3d985c3 | 158 | printf("Deleted %sbranch %s.\n", remote, argv[i]); |
f1eccbab GP |
159 | snprintf(section, sizeof(section), "branch.%s", |
160 | argv[i]); | |
161 | if (git_config_rename_section(section, NULL) < 0) | |
162 | warning("Update of config-file failed"); | |
163 | } | |
c31820c2 | 164 | } |
c31820c2 | 165 | |
b8e9a00d QT |
166 | if (name) |
167 | free(name); | |
168 | ||
169 | return(ret); | |
c31820c2 | 170 | } |
c31820c2 | 171 | |
bfcc9214 AP |
172 | struct ref_item { |
173 | char *name; | |
174 | unsigned int kind; | |
75e6e213 | 175 | unsigned char sha1[20]; |
bfcc9214 AP |
176 | }; |
177 | ||
178 | struct ref_list { | |
75e6e213 | 179 | int index, alloc, maxwidth; |
bfcc9214 AP |
180 | struct ref_item *list; |
181 | int kinds; | |
182 | }; | |
183 | ||
184 | static int append_ref(const char *refname, const unsigned char *sha1, int flags, void *cb_data) | |
c31820c2 | 185 | { |
bfcc9214 AP |
186 | struct ref_list *ref_list = (struct ref_list*)(cb_data); |
187 | struct ref_item *newitem; | |
188 | int kind = REF_UNKNOWN_TYPE; | |
75e6e213 | 189 | int len; |
bfcc9214 AP |
190 | |
191 | /* Detect kind */ | |
cc44c765 | 192 | if (!prefixcmp(refname, "refs/heads/")) { |
bfcc9214 AP |
193 | kind = REF_LOCAL_BRANCH; |
194 | refname += 11; | |
cc44c765 | 195 | } else if (!prefixcmp(refname, "refs/remotes/")) { |
bfcc9214 AP |
196 | kind = REF_REMOTE_BRANCH; |
197 | refname += 13; | |
cc44c765 | 198 | } else if (!prefixcmp(refname, "refs/tags/")) { |
bfcc9214 AP |
199 | kind = REF_TAG; |
200 | refname += 10; | |
201 | } | |
202 | ||
203 | /* Don't add types the caller doesn't want */ | |
204 | if ((kind & ref_list->kinds) == 0) | |
205 | return 0; | |
206 | ||
207 | /* Resize buffer */ | |
208 | if (ref_list->index >= ref_list->alloc) { | |
209 | ref_list->alloc = alloc_nr(ref_list->alloc); | |
210 | ref_list->list = xrealloc(ref_list->list, | |
211 | ref_list->alloc * sizeof(struct ref_item)); | |
c31820c2 LH |
212 | } |
213 | ||
bfcc9214 AP |
214 | /* Record the new item */ |
215 | newitem = &(ref_list->list[ref_list->index++]); | |
216 | newitem->name = xstrdup(refname); | |
217 | newitem->kind = kind; | |
75e6e213 LH |
218 | hashcpy(newitem->sha1, sha1); |
219 | len = strlen(newitem->name); | |
220 | if (len > ref_list->maxwidth) | |
221 | ref_list->maxwidth = len; | |
c31820c2 LH |
222 | |
223 | return 0; | |
224 | } | |
225 | ||
bfcc9214 AP |
226 | static void free_ref_list(struct ref_list *ref_list) |
227 | { | |
228 | int i; | |
229 | ||
230 | for (i = 0; i < ref_list->index; i++) | |
231 | free(ref_list->list[i].name); | |
232 | free(ref_list->list); | |
233 | } | |
234 | ||
c31820c2 LH |
235 | static int ref_cmp(const void *r1, const void *r2) |
236 | { | |
bfcc9214 AP |
237 | struct ref_item *c1 = (struct ref_item *)(r1); |
238 | struct ref_item *c2 = (struct ref_item *)(r2); | |
239 | ||
240 | if (c1->kind != c2->kind) | |
241 | return c1->kind - c2->kind; | |
242 | return strcmp(c1->name, c2->name); | |
c31820c2 LH |
243 | } |
244 | ||
af0e4ac0 LH |
245 | static void print_ref_item(struct ref_item *item, int maxwidth, int verbose, |
246 | int abbrev, int current) | |
75e6e213 | 247 | { |
af0e4ac0 LH |
248 | char c; |
249 | int color; | |
75e6e213 | 250 | struct commit *commit; |
75e6e213 | 251 | |
af0e4ac0 LH |
252 | switch (item->kind) { |
253 | case REF_LOCAL_BRANCH: | |
254 | color = COLOR_BRANCH_LOCAL; | |
255 | break; | |
256 | case REF_REMOTE_BRANCH: | |
257 | color = COLOR_BRANCH_REMOTE; | |
258 | break; | |
259 | default: | |
260 | color = COLOR_BRANCH_PLAIN; | |
261 | break; | |
262 | } | |
75e6e213 | 263 | |
af0e4ac0 LH |
264 | c = ' '; |
265 | if (current) { | |
266 | c = '*'; | |
267 | color = COLOR_BRANCH_CURRENT; | |
268 | } | |
75e6e213 | 269 | |
af0e4ac0 | 270 | if (verbose) { |
80583c0e JH |
271 | char *subject = NULL; |
272 | unsigned long subject_len = 0; | |
273 | const char *sub = " **** invalid ref ****"; | |
274 | ||
af0e4ac0 | 275 | commit = lookup_commit(item->sha1); |
80583c0e | 276 | if (commit && !parse_commit(commit)) { |
af0e4ac0 | 277 | pretty_print_commit(CMIT_FMT_ONELINE, commit, ~0, |
80583c0e | 278 | &subject, &subject_len, 0, |
af0e4ac0 | 279 | NULL, NULL, 0); |
80583c0e JH |
280 | sub = subject; |
281 | } | |
af0e4ac0 LH |
282 | printf("%c %s%-*s%s %s %s\n", c, branch_get_color(color), |
283 | maxwidth, item->name, | |
284 | branch_get_color(COLOR_BRANCH_RESET), | |
80583c0e JH |
285 | find_unique_abbrev(item->sha1, abbrev), sub); |
286 | if (subject) | |
287 | free(subject); | |
af0e4ac0 LH |
288 | } else { |
289 | printf("%c %s%s%s\n", c, branch_get_color(color), item->name, | |
290 | branch_get_color(COLOR_BRANCH_RESET)); | |
291 | } | |
75e6e213 LH |
292 | } |
293 | ||
0016a482 | 294 | static void print_ref_list(int kinds, int detached, int verbose, int abbrev) |
c31820c2 LH |
295 | { |
296 | int i; | |
bfcc9214 | 297 | struct ref_list ref_list; |
c31820c2 | 298 | |
bfcc9214 AP |
299 | memset(&ref_list, 0, sizeof(ref_list)); |
300 | ref_list.kinds = kinds; | |
301 | for_each_ref(append_ref, &ref_list); | |
c31820c2 | 302 | |
bfcc9214 | 303 | qsort(ref_list.list, ref_list.index, sizeof(struct ref_item), ref_cmp); |
c31820c2 | 304 | |
0016a482 LH |
305 | detached = (detached && (kinds & REF_LOCAL_BRANCH)); |
306 | if (detached) { | |
307 | struct ref_item item; | |
3a55602e | 308 | item.name = xstrdup("(no branch)"); |
0016a482 LH |
309 | item.kind = REF_LOCAL_BRANCH; |
310 | hashcpy(item.sha1, head_sha1); | |
311 | if (strlen(item.name) > ref_list.maxwidth) | |
312 | ref_list.maxwidth = strlen(item.name); | |
313 | print_ref_item(&item, ref_list.maxwidth, verbose, abbrev, 1); | |
3a55602e | 314 | free(item.name); |
0016a482 LH |
315 | } |
316 | ||
bfcc9214 | 317 | for (i = 0; i < ref_list.index; i++) { |
0016a482 LH |
318 | int current = !detached && |
319 | (ref_list.list[i].kind == REF_LOCAL_BRANCH) && | |
af0e4ac0 LH |
320 | !strcmp(ref_list.list[i].name, head); |
321 | print_ref_item(&ref_list.list[i], ref_list.maxwidth, verbose, | |
322 | abbrev, current); | |
c31820c2 | 323 | } |
bfcc9214 AP |
324 | |
325 | free_ref_list(&ref_list); | |
c31820c2 LH |
326 | } |
327 | ||
6f084a56 JS |
328 | struct tracking { |
329 | struct refspec spec; | |
330 | char *src; | |
331 | const char *remote; | |
332 | int matches; | |
333 | }; | |
0746d19a | 334 | |
6f084a56 | 335 | static int find_tracked_branch(struct remote *remote, void *priv) |
0746d19a | 336 | { |
6f084a56 | 337 | struct tracking *tracking = priv; |
0746d19a | 338 | |
6f084a56 JS |
339 | if (!remote_find_tracking(remote, &tracking->spec)) { |
340 | if (++tracking->matches == 1) { | |
341 | tracking->src = tracking->spec.src; | |
342 | tracking->remote = remote->name; | |
343 | } else { | |
344 | free(tracking->spec.src); | |
345 | if (tracking->src) { | |
346 | free(tracking->src); | |
347 | tracking->src = NULL; | |
348 | } | |
349 | } | |
350 | tracking->spec.src = NULL; | |
0746d19a PB |
351 | } |
352 | ||
0746d19a PB |
353 | return 0; |
354 | } | |
355 | ||
6f084a56 JS |
356 | |
357 | /* | |
358 | * This is called when new_ref is branched off of orig_ref, and tries | |
359 | * to infer the settings for branch.<new_ref>.{remote,merge} from the | |
360 | * config. | |
361 | */ | |
362 | static int setup_tracking(const char *new_ref, const char *orig_ref) | |
0746d19a PB |
363 | { |
364 | char key[1024]; | |
6f084a56 | 365 | struct tracking tracking; |
9debc324 | 366 | |
6f084a56 JS |
367 | if (strlen(new_ref) > 1024 - 7 - 7 - 1) |
368 | return error("Tracking not set up: name too long: %s", | |
369 | new_ref); | |
0746d19a | 370 | |
6f084a56 JS |
371 | memset(&tracking, 0, sizeof(tracking)); |
372 | tracking.spec.dst = (char *)orig_ref; | |
373 | if (for_each_remote(find_tracked_branch, &tracking) || | |
374 | !tracking.matches) | |
375 | return 1; | |
376 | ||
377 | if (tracking.matches > 1) | |
378 | return error("Not tracking: ambiguous information for ref %s", | |
379 | orig_ref); | |
380 | ||
381 | if (tracking.matches == 1) { | |
382 | sprintf(key, "branch.%s.remote", new_ref); | |
383 | git_config_set(key, tracking.remote ? tracking.remote : "."); | |
384 | sprintf(key, "branch.%s.merge", new_ref); | |
385 | git_config_set(key, tracking.src); | |
386 | free(tracking.src); | |
0746d19a | 387 | printf("Branch %s set up to track remote branch %s.\n", |
6f084a56 | 388 | new_ref, orig_ref); |
0746d19a PB |
389 | } |
390 | ||
6f084a56 | 391 | return 0; |
0746d19a PB |
392 | } |
393 | ||
c847f537 | 394 | static void create_branch(const char *name, const char *start_name, |
0746d19a | 395 | int force, int reflog, int track) |
c31820c2 LH |
396 | { |
397 | struct ref_lock *lock; | |
398 | struct commit *commit; | |
399 | unsigned char sha1[20]; | |
0746d19a | 400 | char *real_ref, ref[PATH_MAX], msg[PATH_MAX + 20]; |
5f856dd4 | 401 | int forcing = 0; |
c31820c2 LH |
402 | |
403 | snprintf(ref, sizeof ref, "refs/heads/%s", name); | |
404 | if (check_ref_format(ref)) | |
405 | die("'%s' is not a valid branch name.", name); | |
406 | ||
407 | if (resolve_ref(ref, sha1, 1, NULL)) { | |
408 | if (!force) | |
409 | die("A branch named '%s' already exists.", name); | |
11a6ddb2 | 410 | else if (!is_bare_repository() && !strcmp(head, name)) |
c31820c2 | 411 | die("Cannot force update the current branch."); |
5f856dd4 | 412 | forcing = 1; |
c31820c2 LH |
413 | } |
414 | ||
45994a1e JH |
415 | real_ref = NULL; |
416 | if (get_sha1(start_name, sha1)) | |
417 | die("Not a valid object name: '%s'.", start_name); | |
418 | ||
419 | switch (dwim_ref(start_name, strlen(start_name), sha1, &real_ref)) { | |
420 | case 0: | |
421 | /* Not branching from any existing branch */ | |
0746d19a | 422 | real_ref = NULL; |
45994a1e JH |
423 | break; |
424 | case 1: | |
425 | /* Unique completion -- good */ | |
426 | break; | |
427 | default: | |
0746d19a | 428 | die("Ambiguous object name: '%s'.", start_name); |
45994a1e JH |
429 | break; |
430 | } | |
c847f537 JH |
431 | |
432 | if ((commit = lookup_commit_reference(sha1)) == NULL) | |
433 | die("Not a valid branch point: '%s'.", start_name); | |
c31820c2 LH |
434 | hashcpy(sha1, commit->object.sha1); |
435 | ||
68db31cc | 436 | lock = lock_any_ref_for_update(ref, NULL, 0); |
c31820c2 LH |
437 | if (!lock) |
438 | die("Failed to lock ref for update: %s.", strerror(errno)); | |
439 | ||
5f856dd4 | 440 | if (reflog) |
c31820c2 | 441 | log_all_ref_updates = 1; |
5f856dd4 JH |
442 | |
443 | if (forcing) | |
444 | snprintf(msg, sizeof msg, "branch: Reset from %s", | |
445 | start_name); | |
446 | else | |
c847f537 JH |
447 | snprintf(msg, sizeof msg, "branch: Created from %s", |
448 | start_name); | |
c31820c2 | 449 | |
0746d19a PB |
450 | /* When branching off a remote branch, set up so that git-pull |
451 | automatically merges from there. So far, this is only done for | |
452 | remotes registered via .git/config. */ | |
6f084a56 JS |
453 | if (real_ref && track) |
454 | setup_tracking(name, real_ref); | |
0746d19a | 455 | |
c31820c2 LH |
456 | if (write_ref_sha1(lock, sha1, msg) < 0) |
457 | die("Failed to write ref: %s.", strerror(errno)); | |
0746d19a PB |
458 | |
459 | if (real_ref) | |
460 | free(real_ref); | |
c31820c2 LH |
461 | } |
462 | ||
c976d415 LH |
463 | static void rename_branch(const char *oldname, const char *newname, int force) |
464 | { | |
678d0f4c | 465 | char oldref[PATH_MAX], newref[PATH_MAX], logmsg[PATH_MAX*2 + 100]; |
c976d415 | 466 | unsigned char sha1[20]; |
19eba151 | 467 | char oldsection[PATH_MAX], newsection[PATH_MAX]; |
c976d415 | 468 | |
c847f537 | 469 | if (!oldname) |
3dff5379 | 470 | die("cannot rename the current branch while not on any."); |
c847f537 | 471 | |
c976d415 LH |
472 | if (snprintf(oldref, sizeof(oldref), "refs/heads/%s", oldname) > sizeof(oldref)) |
473 | die("Old branchname too long"); | |
474 | ||
475 | if (check_ref_format(oldref)) | |
476 | die("Invalid branch name: %s", oldref); | |
477 | ||
478 | if (snprintf(newref, sizeof(newref), "refs/heads/%s", newname) > sizeof(newref)) | |
479 | die("New branchname too long"); | |
480 | ||
481 | if (check_ref_format(newref)) | |
482 | die("Invalid branch name: %s", newref); | |
483 | ||
484 | if (resolve_ref(newref, sha1, 1, NULL) && !force) | |
485 | die("A branch named '%s' already exists.", newname); | |
486 | ||
678d0f4c LH |
487 | snprintf(logmsg, sizeof(logmsg), "Branch: renamed %s to %s", |
488 | oldref, newref); | |
489 | ||
490 | if (rename_ref(oldref, newref, logmsg)) | |
c976d415 LH |
491 | die("Branch rename failed"); |
492 | ||
8b5157e4 NP |
493 | /* no need to pass logmsg here as HEAD didn't really move */ |
494 | if (!strcmp(oldname, head) && create_symref("HEAD", newref, NULL)) | |
c976d415 | 495 | die("Branch renamed to %s, but HEAD is not updated!", newname); |
19eba151 LH |
496 | |
497 | snprintf(oldsection, sizeof(oldsection), "branch.%s", oldref + 11); | |
498 | snprintf(newsection, sizeof(newsection), "branch.%s", newref + 11); | |
499 | if (git_config_rename_section(oldsection, newsection) < 0) | |
500 | die("Branch is renamed, but update of config-file failed"); | |
c976d415 LH |
501 | } |
502 | ||
c31820c2 LH |
503 | int cmd_branch(int argc, const char **argv, const char *prefix) |
504 | { | |
bfcc9214 | 505 | int delete = 0, force_delete = 0, force_create = 0; |
c976d415 | 506 | int rename = 0, force_rename = 0; |
0016a482 | 507 | int verbose = 0, abbrev = DEFAULT_ABBREV, detached = 0; |
0746d19a | 508 | int reflog = 0, track; |
bfcc9214 | 509 | int kinds = REF_LOCAL_BRANCH; |
c31820c2 LH |
510 | int i; |
511 | ||
a1158cae | 512 | git_config(git_branch_config); |
4017761f | 513 | track = branch_track; |
c31820c2 LH |
514 | |
515 | for (i = 1; i < argc; i++) { | |
516 | const char *arg = argv[i]; | |
517 | ||
518 | if (arg[0] != '-') | |
519 | break; | |
520 | if (!strcmp(arg, "--")) { | |
521 | i++; | |
522 | break; | |
523 | } | |
0746d19a | 524 | if (!strcmp(arg, "--track")) { |
6f084a56 | 525 | track = 1; |
0746d19a PB |
526 | continue; |
527 | } | |
528 | if (!strcmp(arg, "--no-track")) { | |
529 | track = 0; | |
530 | continue; | |
531 | } | |
c31820c2 LH |
532 | if (!strcmp(arg, "-d")) { |
533 | delete = 1; | |
534 | continue; | |
535 | } | |
536 | if (!strcmp(arg, "-D")) { | |
537 | delete = 1; | |
538 | force_delete = 1; | |
539 | continue; | |
540 | } | |
541 | if (!strcmp(arg, "-f")) { | |
542 | force_create = 1; | |
543 | continue; | |
544 | } | |
c976d415 LH |
545 | if (!strcmp(arg, "-m")) { |
546 | rename = 1; | |
547 | continue; | |
548 | } | |
549 | if (!strcmp(arg, "-M")) { | |
550 | rename = 1; | |
551 | force_rename = 1; | |
552 | continue; | |
553 | } | |
c31820c2 | 554 | if (!strcmp(arg, "-r")) { |
bfcc9214 AP |
555 | kinds = REF_REMOTE_BRANCH; |
556 | continue; | |
557 | } | |
558 | if (!strcmp(arg, "-a")) { | |
559 | kinds = REF_REMOTE_BRANCH | REF_LOCAL_BRANCH; | |
c31820c2 LH |
560 | continue; |
561 | } | |
562 | if (!strcmp(arg, "-l")) { | |
563 | reflog = 1; | |
564 | continue; | |
565 | } | |
43bc820d JP |
566 | if (!prefixcmp(arg, "--no-abbrev")) { |
567 | abbrev = 0; | |
568 | continue; | |
569 | } | |
cc44c765 | 570 | if (!prefixcmp(arg, "--abbrev=")) { |
43bc820d JP |
571 | abbrev = strtoul(arg + 9, NULL, 10); |
572 | if (abbrev < MINIMUM_ABBREV) | |
573 | abbrev = MINIMUM_ABBREV; | |
574 | else if (abbrev > 40) | |
575 | abbrev = 40; | |
75e6e213 LH |
576 | continue; |
577 | } | |
578 | if (!strcmp(arg, "-v")) { | |
579 | verbose = 1; | |
580 | continue; | |
581 | } | |
a1158cae AP |
582 | if (!strcmp(arg, "--color")) { |
583 | branch_use_color = 1; | |
584 | continue; | |
585 | } | |
586 | if (!strcmp(arg, "--no-color")) { | |
587 | branch_use_color = 0; | |
588 | continue; | |
589 | } | |
c31820c2 LH |
590 | usage(builtin_branch_usage); |
591 | } | |
592 | ||
c976d415 LH |
593 | if ((delete && rename) || (delete && force_create) || |
594 | (rename && force_create)) | |
595 | usage(builtin_branch_usage); | |
596 | ||
078f8380 | 597 | head = resolve_ref("HEAD", head_sha1, 0, NULL); |
c31820c2 LH |
598 | if (!head) |
599 | die("Failed to resolve HEAD as a valid ref."); | |
078f8380 | 600 | head = xstrdup(head); |
0016a482 LH |
601 | if (!strcmp(head, "HEAD")) { |
602 | detached = 1; | |
603 | } | |
604 | else { | |
cc44c765 | 605 | if (prefixcmp(head, "refs/heads/")) |
0016a482 LH |
606 | die("HEAD not found below refs/heads!"); |
607 | head += 11; | |
608 | } | |
c31820c2 LH |
609 | |
610 | if (delete) | |
b8e9a00d | 611 | return delete_branches(argc - i, argv + i, force_delete, kinds); |
c31820c2 | 612 | else if (i == argc) |
0016a482 | 613 | print_ref_list(kinds, detached, verbose, abbrev); |
c976d415 LH |
614 | else if (rename && (i == argc - 1)) |
615 | rename_branch(head, argv[i], force_rename); | |
616 | else if (rename && (i == argc - 2)) | |
617 | rename_branch(argv[i], argv[i + 1], force_rename); | |
45994a1e JH |
618 | else if (i == argc - 1 || i == argc - 2) |
619 | create_branch(argv[i], (i == argc - 2) ? argv[i+1] : head, | |
620 | force_create, reflog, track); | |
c31820c2 LH |
621 | else |
622 | usage(builtin_branch_usage); | |
623 | ||
624 | return 0; | |
625 | } |