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Commit | Line | Data |
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f5bbc322 KH |
1 | /* |
2 | * Builtin "git commit" | |
3 | * | |
4 | * Copyright (c) 2007 Kristian Høgsberg <krh@redhat.com> | |
5 | * Based on git-commit.sh by Junio C Hamano and Linus Torvalds | |
6 | */ | |
7 | ||
8 | #include "cache.h" | |
9 | #include "cache-tree.h" | |
6b2f2d98 | 10 | #include "color.h" |
2888605c | 11 | #include "dir.h" |
f5bbc322 KH |
12 | #include "builtin.h" |
13 | #include "diff.h" | |
14 | #include "diffcore.h" | |
15 | #include "commit.h" | |
16 | #include "revision.h" | |
17 | #include "wt-status.h" | |
18 | #include "run-command.h" | |
19 | #include "refs.h" | |
20 | #include "log-tree.h" | |
21 | #include "strbuf.h" | |
22 | #include "utf8.h" | |
23 | #include "parse-options.h" | |
c455c87c | 24 | #include "string-list.h" |
5b2fd956 | 25 | #include "rerere.h" |
fa9dcf80 | 26 | #include "unpack-trees.h" |
76e2f7ce | 27 | #include "quote.h" |
302ad7a9 | 28 | #include "submodule.h" |
ba3c69a9 | 29 | #include "gpg-interface.h" |
323d0530 | 30 | #include "column.h" |
5ed75e2a | 31 | #include "sequencer.h" |
49c24704 | 32 | #include "notes-utils.h" |
ea16794e | 33 | #include "mailmap.h" |
f5bbc322 KH |
34 | |
35 | static const char * const builtin_commit_usage[] = { | |
d32805dc | 36 | N_("git commit [options] [--] <pathspec>..."), |
f5bbc322 KH |
37 | NULL |
38 | }; | |
39 | ||
2f02b25f | 40 | static const char * const builtin_status_usage[] = { |
d32805dc | 41 | N_("git status [options] [--] <pathspec>..."), |
2f02b25f SB |
42 | NULL |
43 | }; | |
44 | ||
49ff9a7a | 45 | static const char implicit_ident_advice[] = |
fc88e316 | 46 | N_("Your name and email address were configured automatically based\n" |
49ff9a7a JK |
47 | "on your username and hostname. Please check that they are accurate.\n" |
48 | "You can suppress this message by setting them explicitly:\n" | |
49 | "\n" | |
8bb45b25 | 50 | " git config --global user.name \"Your Name\"\n" |
49ff9a7a JK |
51 | " git config --global user.email you@example.com\n" |
52 | "\n" | |
3f142468 | 53 | "After doing this, you may fix the identity used for this commit with:\n" |
49ff9a7a | 54 | "\n" |
fc88e316 | 55 | " git commit --amend --reset-author\n"); |
49ff9a7a | 56 | |
f197ed2f | 57 | static const char empty_amend_advice[] = |
fc88e316 | 58 | N_("You asked to amend the most recent commit, but doing so would make\n" |
f197ed2f | 59 | "it empty. You can repeat your command with --allow-empty, or you can\n" |
fc88e316 | 60 | "remove the commit entirely with \"git reset HEAD^\".\n"); |
f197ed2f | 61 | |
37f7a857 | 62 | static const char empty_cherry_pick_advice[] = |
6c80cd29 | 63 | N_("The previous cherry-pick is now empty, possibly due to conflict resolution.\n" |
37f7a857 JS |
64 | "If you wish to commit it anyway, use:\n" |
65 | "\n" | |
66 | " git commit --allow-empty\n" | |
c17592a7 JK |
67 | "\n"); |
68 | ||
69 | static const char empty_cherry_pick_advice_single[] = | |
70 | N_("Otherwise, please use 'git reset'\n"); | |
71 | ||
72 | static const char empty_cherry_pick_advice_multi[] = | |
73 | N_("If you wish to skip this commit, use:\n" | |
37f7a857 | 74 | "\n" |
c17592a7 JK |
75 | " git reset\n" |
76 | "\n" | |
77 | "Then \"git cherry-pick --continue\" will resume cherry-picking\n" | |
78 | "the remaining commits.\n"); | |
37f7a857 | 79 | |
37f7a857 | 80 | static const char *use_message_buffer; |
f5bbc322 | 81 | static const char commit_editmsg[] = "COMMIT_EDITMSG"; |
2888605c JH |
82 | static struct lock_file index_lock; /* real index */ |
83 | static struct lock_file false_lock; /* used only for partial commits */ | |
84 | static enum { | |
85 | COMMIT_AS_IS = 1, | |
86 | COMMIT_NORMAL, | |
4b05548f | 87 | COMMIT_PARTIAL |
2888605c | 88 | } commit_style; |
f5bbc322 | 89 | |
dbd0f5c7 | 90 | static const char *logfile, *force_author; |
984c6e7e | 91 | static const char *template_file; |
37f7a857 JS |
92 | /* |
93 | * The _message variables are commit names from which to take | |
94 | * the commit message and/or authorship. | |
95 | */ | |
96 | static const char *author_message, *author_message_buffer; | |
f5bbc322 | 97 | static char *edit_message, *use_message; |
89ac1223 | 98 | static char *fixup_message, *squash_message; |
ca1ba201 JH |
99 | static int all, also, interactive, patch_interactive, only, amend, signoff; |
100 | static int edit_flag = -1; /* unspecified */ | |
c51f6cee | 101 | static int quiet, verbose, no_verify, allow_empty, dry_run, renew_authorship; |
c9b5fde7 | 102 | static int no_post_rewrite, allow_empty_message; |
46a958b3 | 103 | static char *untracked_files_arg, *force_date, *ignore_submodule_arg; |
ba3c69a9 JH |
104 | static char *sign_commit; |
105 | ||
5f065737 AR |
106 | /* |
107 | * The default commit message cleanup mode will remove the lines | |
108 | * beginning with # (shell comments) and leading and trailing | |
109 | * whitespaces (empty lines or containing only whitespaces) | |
110 | * if editor is used, and only the whitespaces if the message | |
111 | * is specified explicitly. | |
112 | */ | |
113 | static enum { | |
114 | CLEANUP_SPACE, | |
115 | CLEANUP_NONE, | |
75df1f43 | 116 | CLEANUP_SCISSORS, |
4b05548f | 117 | CLEANUP_ALL |
5f065737 | 118 | } cleanup_mode; |
51fb3a3d | 119 | static const char *cleanup_arg; |
f5bbc322 | 120 | |
37f7a857 | 121 | static enum commit_whence whence; |
c17592a7 | 122 | static int sequencer_in_use; |
06bb643b | 123 | static int use_editor = 1, include_status = 1; |
25206778 | 124 | static int show_ignored_in_status, have_option_m; |
3b6aeb3c | 125 | static const char *only_include_assumed; |
2c47789d | 126 | static struct strbuf message = STRBUF_INIT; |
f9568530 | 127 | |
84b4202d | 128 | static enum status_format { |
f3f47a1e | 129 | STATUS_FORMAT_NONE = 0, |
7c9f7038 JK |
130 | STATUS_FORMAT_LONG, |
131 | STATUS_FORMAT_SHORT, | |
84b4202d JH |
132 | STATUS_FORMAT_PORCELAIN, |
133 | ||
134 | STATUS_FORMAT_UNSPECIFIED | |
135 | } status_format = STATUS_FORMAT_UNSPECIFIED; | |
7c9f7038 | 136 | |
f9568530 JS |
137 | static int opt_parse_m(const struct option *opt, const char *arg, int unset) |
138 | { | |
139 | struct strbuf *buf = opt->value; | |
25206778 RS |
140 | if (unset) { |
141 | have_option_m = 0; | |
f9568530 | 142 | strbuf_setlen(buf, 0); |
25206778 RS |
143 | } else { |
144 | have_option_m = 1; | |
a24a41ea BC |
145 | if (buf->len) |
146 | strbuf_addch(buf, '\n'); | |
f9568530 | 147 | strbuf_addstr(buf, arg); |
a24a41ea | 148 | strbuf_complete_line(buf); |
f9568530 JS |
149 | } |
150 | return 0; | |
151 | } | |
f5bbc322 | 152 | |
37f7a857 JS |
153 | static void determine_whence(struct wt_status *s) |
154 | { | |
155 | if (file_exists(git_path("MERGE_HEAD"))) | |
156 | whence = FROM_MERGE; | |
c17592a7 | 157 | else if (file_exists(git_path("CHERRY_PICK_HEAD"))) { |
37f7a857 | 158 | whence = FROM_CHERRY_PICK; |
c17592a7 JK |
159 | if (file_exists(git_path("sequencer"))) |
160 | sequencer_in_use = 1; | |
161 | } | |
37f7a857 JS |
162 | else |
163 | whence = FROM_COMMIT; | |
164 | if (s) | |
165 | s->whence = whence; | |
166 | } | |
167 | ||
5c25dfaa MM |
168 | static void status_init_config(struct wt_status *s, config_fn_t fn) |
169 | { | |
170 | wt_status_prepare(s); | |
171 | gitmodules_config(); | |
172 | git_config(fn, s); | |
173 | determine_whence(s); | |
6a964f57 | 174 | s->hints = advice_status_hints; /* must come after git_config() */ |
5c25dfaa MM |
175 | } |
176 | ||
2888605c JH |
177 | static void rollback_index_files(void) |
178 | { | |
179 | switch (commit_style) { | |
180 | case COMMIT_AS_IS: | |
181 | break; /* nothing to do */ | |
182 | case COMMIT_NORMAL: | |
183 | rollback_lock_file(&index_lock); | |
184 | break; | |
185 | case COMMIT_PARTIAL: | |
186 | rollback_lock_file(&index_lock); | |
187 | rollback_lock_file(&false_lock); | |
188 | break; | |
189 | } | |
190 | } | |
191 | ||
5a9dd399 | 192 | static int commit_index_files(void) |
2888605c | 193 | { |
5a9dd399 BC |
194 | int err = 0; |
195 | ||
2888605c JH |
196 | switch (commit_style) { |
197 | case COMMIT_AS_IS: | |
198 | break; /* nothing to do */ | |
199 | case COMMIT_NORMAL: | |
5a9dd399 | 200 | err = commit_lock_file(&index_lock); |
2888605c JH |
201 | break; |
202 | case COMMIT_PARTIAL: | |
5a9dd399 | 203 | err = commit_lock_file(&index_lock); |
2888605c JH |
204 | rollback_lock_file(&false_lock); |
205 | break; | |
206 | } | |
5a9dd399 BC |
207 | |
208 | return err; | |
2888605c JH |
209 | } |
210 | ||
211 | /* | |
212 | * Take a union of paths in the index and the named tree (typically, "HEAD"), | |
213 | * and return the paths that match the given pattern in list. | |
214 | */ | |
c455c87c | 215 | static int list_paths(struct string_list *list, const char *with_tree, |
17ddc66e | 216 | const char *prefix, const struct pathspec *pattern) |
2888605c JH |
217 | { |
218 | int i; | |
219 | char *m; | |
220 | ||
17ddc66e | 221 | if (!pattern->nr) |
ea2d4ed3 JK |
222 | return 0; |
223 | ||
17ddc66e | 224 | m = xcalloc(1, pattern->nr); |
2888605c | 225 | |
8894d535 | 226 | if (with_tree) { |
f950eb95 | 227 | char *max_prefix = common_prefix(pattern); |
5879f568 CB |
228 | overlay_tree_on_cache(with_tree, max_prefix ? max_prefix : prefix); |
229 | free(max_prefix); | |
8894d535 | 230 | } |
2888605c JH |
231 | |
232 | for (i = 0; i < active_nr; i++) { | |
9c5e6c80 | 233 | const struct cache_entry *ce = active_cache[i]; |
7fce6e3c NTND |
234 | struct string_list_item *item; |
235 | ||
7a51ed66 | 236 | if (ce->ce_flags & CE_UPDATE) |
e87e22d0 | 237 | continue; |
429bb40a | 238 | if (!ce_path_match(ce, pattern, m)) |
2888605c | 239 | continue; |
78a395d3 | 240 | item = string_list_insert(list, ce->name); |
7fce6e3c NTND |
241 | if (ce_skip_worktree(ce)) |
242 | item->util = item; /* better a valid pointer than a fake one */ | |
2888605c JH |
243 | } |
244 | ||
0f64bfa9 | 245 | return report_path_error(m, pattern, prefix); |
2888605c JH |
246 | } |
247 | ||
c455c87c | 248 | static void add_remove_files(struct string_list *list) |
2888605c JH |
249 | { |
250 | int i; | |
251 | for (i = 0; i < list->nr; i++) { | |
d177cab0 | 252 | struct stat st; |
c455c87c | 253 | struct string_list_item *p = &(list->items[i]); |
d177cab0 | 254 | |
7fce6e3c NTND |
255 | /* p->util is skip-worktree */ |
256 | if (p->util) | |
b4d1690d | 257 | continue; |
d177cab0 | 258 | |
c455c87c JS |
259 | if (!lstat(p->string, &st)) { |
260 | if (add_to_cache(p->string, &st, 0)) | |
8a6179bc | 261 | die(_("updating files failed")); |
960b8ad1 | 262 | } else |
c455c87c | 263 | remove_file_from_cache(p->string); |
2888605c JH |
264 | } |
265 | } | |
266 | ||
06bb643b | 267 | static void create_base_index(const struct commit *current_head) |
fa9dcf80 LT |
268 | { |
269 | struct tree *tree; | |
270 | struct unpack_trees_options opts; | |
271 | struct tree_desc t; | |
272 | ||
06bb643b | 273 | if (!current_head) { |
fa9dcf80 LT |
274 | discard_cache(); |
275 | return; | |
276 | } | |
277 | ||
278 | memset(&opts, 0, sizeof(opts)); | |
279 | opts.head_idx = 1; | |
280 | opts.index_only = 1; | |
281 | opts.merge = 1; | |
34110cd4 LT |
282 | opts.src_index = &the_index; |
283 | opts.dst_index = &the_index; | |
fa9dcf80 LT |
284 | |
285 | opts.fn = oneway_merge; | |
06bb643b | 286 | tree = parse_tree_indirect(current_head->object.sha1); |
fa9dcf80 | 287 | if (!tree) |
8a6179bc | 288 | die(_("failed to unpack HEAD tree object")); |
fa9dcf80 LT |
289 | parse_tree(tree); |
290 | init_tree_desc(&t, tree->buffer, tree->size); | |
203a2fe1 DB |
291 | if (unpack_trees(1, &t, &opts)) |
292 | exit(128); /* We've already reported the error, finish dying */ | |
fa9dcf80 LT |
293 | } |
294 | ||
d38a30df MM |
295 | static void refresh_cache_or_die(int refresh_flags) |
296 | { | |
297 | /* | |
298 | * refresh_flags contains REFRESH_QUIET, so the only errors | |
299 | * are for unmerged entries. | |
300 | */ | |
301 | if (refresh_cache(refresh_flags | REFRESH_IN_PORCELAIN)) | |
302 | die_resolve_conflict("commit"); | |
303 | } | |
304 | ||
06bb643b JH |
305 | static char *prepare_index(int argc, const char **argv, const char *prefix, |
306 | const struct commit *current_head, int is_status) | |
f5bbc322 KH |
307 | { |
308 | int fd; | |
c455c87c | 309 | struct string_list partial; |
6654c889 | 310 | struct pathspec pathspec; |
50b7e70f | 311 | int refresh_flags = REFRESH_QUIET; |
f5bbc322 | 312 | |
50b7e70f JH |
313 | if (is_status) |
314 | refresh_flags |= REFRESH_UNMERGED; | |
6654c889 NTND |
315 | parse_pathspec(&pathspec, 0, |
316 | PATHSPEC_PREFER_FULL, | |
317 | prefix, argv); | |
f5bbc322 | 318 | |
5ab2a2da | 319 | if (read_cache_preload(&pathspec) < 0) |
8a6179bc | 320 | die(_("index file corrupt")); |
671c9b7e | 321 | |
1020d087 | 322 | if (interactive) { |
e23fd15a | 323 | char *old_index_env = NULL; |
1020d087 CI |
324 | fd = hold_locked_index(&index_lock, 1); |
325 | ||
326 | refresh_cache_or_die(refresh_flags); | |
327 | ||
328 | if (write_cache(fd, active_cache, active_nr) || | |
329 | close_lock_file(&index_lock)) | |
330 | die(_("unable to create temporary index")); | |
331 | ||
332 | old_index_env = getenv(INDEX_ENVIRONMENT); | |
333 | setenv(INDEX_ENVIRONMENT, index_lock.filename, 1); | |
334 | ||
b4bd4668 | 335 | if (interactive_add(argc, argv, prefix, patch_interactive) != 0) |
1020d087 CI |
336 | die(_("interactive add failed")); |
337 | ||
338 | if (old_index_env && *old_index_env) | |
339 | setenv(INDEX_ENVIRONMENT, old_index_env, 1); | |
340 | else | |
341 | unsetenv(INDEX_ENVIRONMENT); | |
342 | ||
343 | discard_cache(); | |
344 | read_cache_from(index_lock.filename); | |
345 | ||
346 | commit_style = COMMIT_NORMAL; | |
347 | return index_lock.filename; | |
348 | } | |
349 | ||
2888605c JH |
350 | /* |
351 | * Non partial, non as-is commit. | |
352 | * | |
353 | * (1) get the real index; | |
354 | * (2) update the_index as necessary; | |
355 | * (3) write the_index out to the real index (still locked); | |
356 | * (4) return the name of the locked index file. | |
357 | * | |
358 | * The caller should run hooks on the locked real index, and | |
359 | * (A) if all goes well, commit the real index; | |
360 | * (B) on failure, rollback the real index. | |
361 | */ | |
6654c889 | 362 | if (all || (also && pathspec.nr)) { |
1f2362a9 | 363 | fd = hold_locked_index(&index_lock, 1); |
3efe8e43 | 364 | add_files_to_cache(also ? prefix : NULL, &pathspec, 0); |
d38a30df | 365 | refresh_cache_or_die(refresh_flags); |
e859c69b | 366 | update_main_cache_tree(WRITE_TREE_SILENT); |
4ed7cd3a BC |
367 | if (write_cache(fd, active_cache, active_nr) || |
368 | close_lock_file(&index_lock)) | |
8a6179bc | 369 | die(_("unable to write new_index file")); |
2888605c JH |
370 | commit_style = COMMIT_NORMAL; |
371 | return index_lock.filename; | |
f5bbc322 KH |
372 | } |
373 | ||
2888605c JH |
374 | /* |
375 | * As-is commit. | |
376 | * | |
377 | * (1) return the name of the real index file. | |
378 | * | |
73276235 MH |
379 | * The caller should run hooks on the real index, |
380 | * and create commit from the_index. | |
2888605c JH |
381 | * We still need to refresh the index here. |
382 | */ | |
6654c889 | 383 | if (!only && !pathspec.nr) { |
2888605c | 384 | fd = hold_locked_index(&index_lock, 1); |
d38a30df | 385 | refresh_cache_or_die(refresh_flags); |
d5f5d0a9 | 386 | if (active_cache_changed) { |
e859c69b | 387 | update_main_cache_tree(WRITE_TREE_SILENT); |
d5f5d0a9 JH |
388 | if (write_cache(fd, active_cache, active_nr) || |
389 | commit_locked_index(&index_lock)) | |
8a6179bc | 390 | die(_("unable to write new_index file")); |
d5f5d0a9 JH |
391 | } else { |
392 | rollback_lock_file(&index_lock); | |
393 | } | |
2888605c | 394 | commit_style = COMMIT_AS_IS; |
f5bbc322 KH |
395 | return get_index_file(); |
396 | } | |
397 | ||
2888605c JH |
398 | /* |
399 | * A partial commit. | |
400 | * | |
401 | * (0) find the set of affected paths; | |
402 | * (1) get lock on the real index file; | |
403 | * (2) update the_index with the given paths; | |
404 | * (3) write the_index out to the real index (still locked); | |
405 | * (4) get lock on the false index file; | |
406 | * (5) reset the_index from HEAD; | |
407 | * (6) update the_index the same way as (2); | |
408 | * (7) write the_index out to the false index file; | |
409 | * (8) return the name of the false index file (still locked); | |
410 | * | |
411 | * The caller should run hooks on the locked false index, and | |
412 | * create commit from it. Then | |
413 | * (A) if all goes well, commit the real index; | |
414 | * (B) on failure, rollback the real index; | |
415 | * In either case, rollback the false index. | |
416 | */ | |
417 | commit_style = COMMIT_PARTIAL; | |
418 | ||
b0cea47e ÆAB |
419 | if (whence != FROM_COMMIT) { |
420 | if (whence == FROM_MERGE) | |
421 | die(_("cannot do a partial commit during a merge.")); | |
422 | else if (whence == FROM_CHERRY_PICK) | |
423 | die(_("cannot do a partial commit during a cherry-pick.")); | |
424 | } | |
2888605c JH |
425 | |
426 | memset(&partial, 0, sizeof(partial)); | |
c455c87c | 427 | partial.strdup_strings = 1; |
17ddc66e | 428 | if (list_paths(&partial, !current_head ? NULL : "HEAD", prefix, &pathspec)) |
2888605c JH |
429 | exit(1); |
430 | ||
431 | discard_cache(); | |
432 | if (read_cache() < 0) | |
8a6179bc | 433 | die(_("cannot read the index")); |
2888605c JH |
434 | |
435 | fd = hold_locked_index(&index_lock, 1); | |
436 | add_remove_files(&partial); | |
ef12b50d | 437 | refresh_cache(REFRESH_QUIET); |
4ed7cd3a BC |
438 | if (write_cache(fd, active_cache, active_nr) || |
439 | close_lock_file(&index_lock)) | |
8a6179bc | 440 | die(_("unable to write new_index file")); |
f5bbc322 | 441 | |
2888605c | 442 | fd = hold_lock_file_for_update(&false_lock, |
a157400c JH |
443 | git_path("next-index-%"PRIuMAX, |
444 | (uintmax_t) getpid()), | |
acd3b9ec | 445 | LOCK_DIE_ON_ERROR); |
fa9dcf80 | 446 | |
06bb643b | 447 | create_base_index(current_head); |
2888605c | 448 | add_remove_files(&partial); |
d37d3203 | 449 | refresh_cache(REFRESH_QUIET); |
f5bbc322 | 450 | |
4ed7cd3a BC |
451 | if (write_cache(fd, active_cache, active_nr) || |
452 | close_lock_file(&false_lock)) | |
8a6179bc | 453 | die(_("unable to write temporary index file")); |
959ba670 JK |
454 | |
455 | discard_cache(); | |
456 | read_cache_from(false_lock.filename); | |
457 | ||
2888605c | 458 | return false_lock.filename; |
f5bbc322 KH |
459 | } |
460 | ||
d249b098 JH |
461 | static int run_status(FILE *fp, const char *index_file, const char *prefix, int nowarn, |
462 | struct wt_status *s) | |
f5bbc322 | 463 | { |
76e2f7ce JH |
464 | unsigned char sha1[20]; |
465 | ||
d249b098 JH |
466 | if (s->relative_paths) |
467 | s->prefix = prefix; | |
f5bbc322 KH |
468 | |
469 | if (amend) { | |
d249b098 JH |
470 | s->amend = 1; |
471 | s->reference = "HEAD^1"; | |
f5bbc322 | 472 | } |
d249b098 JH |
473 | s->verbose = verbose; |
474 | s->index_file = index_file; | |
475 | s->fp = fp; | |
476 | s->nowarn = nowarn; | |
76e2f7ce | 477 | s->is_initial = get_sha1(s->reference, sha1) ? 1 : 0; |
f5bbc322 | 478 | |
76e2f7ce | 479 | wt_status_collect(s); |
7c9f7038 JK |
480 | |
481 | switch (status_format) { | |
482 | case STATUS_FORMAT_SHORT: | |
d4a6bf1f | 483 | wt_shortstatus_print(s); |
7c9f7038 JK |
484 | break; |
485 | case STATUS_FORMAT_PORCELAIN: | |
3207a3a2 | 486 | wt_porcelain_print(s); |
7c9f7038 | 487 | break; |
84b4202d JH |
488 | case STATUS_FORMAT_UNSPECIFIED: |
489 | die("BUG: finalize_deferred_config() should have been called"); | |
490 | break; | |
f3f47a1e | 491 | case STATUS_FORMAT_NONE: |
7c9f7038 JK |
492 | case STATUS_FORMAT_LONG: |
493 | wt_status_print(s); | |
494 | break; | |
495 | } | |
f5bbc322 | 496 | |
d249b098 | 497 | return s->commitable; |
f5bbc322 KH |
498 | } |
499 | ||
06bb643b | 500 | static int is_a_merge(const struct commit *current_head) |
ec84bd00 | 501 | { |
06bb643b | 502 | return !!(current_head->parents && current_head->parents->next); |
ec84bd00 PB |
503 | } |
504 | ||
7dfe8ad6 JH |
505 | static void export_one(const char *var, const char *s, const char *e, int hack) |
506 | { | |
507 | struct strbuf buf = STRBUF_INIT; | |
508 | if (hack) | |
509 | strbuf_addch(&buf, hack); | |
510 | strbuf_addf(&buf, "%.*s", (int)(e - s), s); | |
511 | setenv(var, buf.buf, 1); | |
512 | strbuf_release(&buf); | |
513 | } | |
514 | ||
e27ddb64 JH |
515 | static int sane_ident_split(struct ident_split *person) |
516 | { | |
517 | if (!person->name_begin || !person->name_end || | |
518 | person->name_begin == person->name_end) | |
519 | return 0; /* no human readable name */ | |
520 | if (!person->mail_begin || !person->mail_end || | |
521 | person->mail_begin == person->mail_end) | |
522 | return 0; /* no usable mail */ | |
523 | if (!person->date_begin || !person->date_end || | |
524 | !person->tz_begin || !person->tz_end) | |
525 | return 0; | |
526 | return 1; | |
527 | } | |
528 | ||
14ac2864 JK |
529 | static int parse_force_date(const char *in, char *out, int len) |
530 | { | |
531 | if (len < 1) | |
532 | return -1; | |
533 | *out++ = '@'; | |
534 | len--; | |
535 | ||
536 | if (parse_date(in, out, len) < 0) { | |
537 | int errors = 0; | |
538 | unsigned long t = approxidate_careful(in, &errors); | |
539 | if (errors) | |
540 | return -1; | |
541 | snprintf(out, len, "%lu", t); | |
542 | } | |
543 | ||
544 | return 0; | |
545 | } | |
546 | ||
4c28e4ad | 547 | static void determine_author_info(struct strbuf *author_ident) |
a45d46ba SB |
548 | { |
549 | char *name, *email, *date; | |
7dfe8ad6 | 550 | struct ident_split author; |
14ac2864 | 551 | char date_buf[64]; |
a45d46ba SB |
552 | |
553 | name = getenv("GIT_AUTHOR_NAME"); | |
554 | email = getenv("GIT_AUTHOR_EMAIL"); | |
555 | date = getenv("GIT_AUTHOR_DATE"); | |
556 | ||
37f7a857 | 557 | if (author_message) { |
a45d46ba | 558 | const char *a, *lb, *rb, *eol; |
2c733fb2 | 559 | size_t len; |
a45d46ba | 560 | |
37f7a857 | 561 | a = strstr(author_message_buffer, "\nauthor "); |
a45d46ba | 562 | if (!a) |
6c80cd29 | 563 | die(_("invalid commit: %s"), author_message); |
a45d46ba | 564 | |
fb7749e4 JN |
565 | lb = strchrnul(a + strlen("\nauthor "), '<'); |
566 | rb = strchrnul(lb, '>'); | |
567 | eol = strchrnul(rb, '\n'); | |
568 | if (!*lb || !*rb || !*eol) | |
6c80cd29 | 569 | die(_("invalid commit: %s"), author_message); |
a45d46ba | 570 | |
fb7749e4 JN |
571 | if (lb == a + strlen("\nauthor ")) |
572 | /* \nauthor <foo@example.com> */ | |
573 | name = xcalloc(1, 1); | |
574 | else | |
575 | name = xmemdupz(a + strlen("\nauthor "), | |
576 | (lb - strlen(" ") - | |
577 | (a + strlen("\nauthor ")))); | |
578 | email = xmemdupz(lb + strlen("<"), rb - (lb + strlen("<"))); | |
2c733fb2 JH |
579 | len = eol - (rb + strlen("> ")); |
580 | date = xmalloc(len + 2); | |
581 | *date = '@'; | |
582 | memcpy(date + 1, rb + strlen("> "), len); | |
583 | date[len + 1] = '\0'; | |
a45d46ba SB |
584 | } |
585 | ||
586 | if (force_author) { | |
587 | const char *lb = strstr(force_author, " <"); | |
588 | const char *rb = strchr(force_author, '>'); | |
589 | ||
590 | if (!lb || !rb) | |
8a6179bc | 591 | die(_("malformed --author parameter")); |
a45d46ba SB |
592 | name = xstrndup(force_author, lb - force_author); |
593 | email = xstrndup(lb + 2, rb - (lb + 2)); | |
594 | } | |
595 | ||
14ac2864 JK |
596 | if (force_date) { |
597 | if (parse_force_date(force_date, date_buf, sizeof(date_buf))) | |
598 | die(_("invalid date format: %s"), force_date); | |
599 | date = date_buf; | |
600 | } | |
601 | ||
f9bc573f | 602 | strbuf_addstr(author_ident, fmt_ident(name, email, date, IDENT_STRICT)); |
e27ddb64 JH |
603 | if (!split_ident_line(&author, author_ident->buf, author_ident->len) && |
604 | sane_ident_split(&author)) { | |
7dfe8ad6 JH |
605 | export_one("GIT_AUTHOR_NAME", author.name_begin, author.name_end, 0); |
606 | export_one("GIT_AUTHOR_EMAIL", author.mail_begin, author.mail_end, 0); | |
607 | export_one("GIT_AUTHOR_DATE", author.date_begin, author.tz_end, '@'); | |
608 | } | |
a45d46ba SB |
609 | } |
610 | ||
47010263 | 611 | static void split_ident_or_die(struct ident_split *id, const struct strbuf *buf) |
4c28e4ad | 612 | { |
47010263 JK |
613 | if (split_ident_line(id, buf->buf, buf->len) || |
614 | !sane_ident_split(id)) | |
615 | die(_("Malformed ident string: '%s'"), buf->buf); | |
4c28e4ad JH |
616 | } |
617 | ||
b7242b8c JK |
618 | static int author_date_is_interesting(void) |
619 | { | |
620 | return author_message || force_date; | |
4c28e4ad JH |
621 | } |
622 | ||
84c9dc2c NTND |
623 | static void adjust_comment_line_char(const struct strbuf *sb) |
624 | { | |
625 | char candidates[] = "#;@!$%^&|:"; | |
626 | char *candidate; | |
627 | const char *p; | |
628 | ||
629 | comment_line_char = candidates[0]; | |
630 | if (!memchr(sb->buf, comment_line_char, sb->len)) | |
631 | return; | |
632 | ||
633 | p = sb->buf; | |
634 | candidate = strchr(candidates, *p); | |
635 | if (candidate) | |
636 | *candidate = ' '; | |
637 | for (p = sb->buf; *p; p++) { | |
638 | if ((p[0] == '\n' || p[0] == '\r') && p[1]) { | |
639 | candidate = strchr(candidates, p[1]); | |
640 | if (candidate) | |
641 | *candidate = ' '; | |
642 | } | |
643 | } | |
644 | ||
645 | for (p = candidates; *p == ' '; p++) | |
646 | ; | |
647 | if (!*p) | |
648 | die(_("unable to select a comment character that is not used\n" | |
649 | "in the current commit message")); | |
650 | comment_line_char = *p; | |
651 | } | |
652 | ||
d249b098 | 653 | static int prepare_to_commit(const char *index_file, const char *prefix, |
06bb643b | 654 | struct commit *current_head, |
4c28e4ad JH |
655 | struct wt_status *s, |
656 | struct strbuf *author_ident) | |
f5bbc322 KH |
657 | { |
658 | struct stat statbuf; | |
4c28e4ad | 659 | struct strbuf committer_ident = STRBUF_INIT; |
e23fd15a | 660 | int commitable; |
f285a2d7 | 661 | struct strbuf sb = STRBUF_INIT; |
8089c85b PB |
662 | const char *hook_arg1 = NULL; |
663 | const char *hook_arg2 = NULL; | |
8b1ae678 | 664 | int clean_message_contents = (cleanup_mode != CLEANUP_NONE); |
2556b996 | 665 | int old_display_comment_prefix; |
f5bbc322 | 666 | |
7dfe8ad6 JH |
667 | /* This checks and barfs if author is badly specified */ |
668 | determine_author_info(author_ident); | |
669 | ||
15048f8a | 670 | if (!no_verify && run_commit_hook(use_editor, index_file, "pre-commit", NULL)) |
ec84bd00 | 671 | return 0; |
f5bbc322 | 672 | |
89ac1223 PN |
673 | if (squash_message) { |
674 | /* | |
675 | * Insert the proper subject line before other commit | |
676 | * message options add their content. | |
677 | */ | |
678 | if (use_message && !strcmp(use_message, squash_message)) | |
679 | strbuf_addstr(&sb, "squash! "); | |
680 | else { | |
681 | struct pretty_print_context ctx = {0}; | |
682 | struct commit *c; | |
683 | c = lookup_commit_reference_by_name(squash_message); | |
684 | if (!c) | |
8a6179bc | 685 | die(_("could not lookup commit %s"), squash_message); |
89ac1223 PN |
686 | ctx.output_encoding = get_commit_output_encoding(); |
687 | format_commit_message(c, "squash! %s\n\n", &sb, | |
688 | &ctx); | |
689 | } | |
690 | } | |
691 | ||
f9568530 JS |
692 | if (message.len) { |
693 | strbuf_addbuf(&sb, &message); | |
8089c85b | 694 | hook_arg1 = "message"; |
f5bbc322 KH |
695 | } else if (logfile && !strcmp(logfile, "-")) { |
696 | if (isatty(0)) | |
8a6179bc | 697 | fprintf(stderr, _("(reading log message from standard input)\n")); |
f5bbc322 | 698 | if (strbuf_read(&sb, 0, 0) < 0) |
8a6179bc | 699 | die_errno(_("could not read log from standard input")); |
8089c85b | 700 | hook_arg1 = "message"; |
f5bbc322 KH |
701 | } else if (logfile) { |
702 | if (strbuf_read_file(&sb, logfile, 0) < 0) | |
8a6179bc | 703 | die_errno(_("could not read log file '%s'"), |
d824cbba | 704 | logfile); |
8089c85b | 705 | hook_arg1 = "message"; |
f5bbc322 | 706 | } else if (use_message) { |
e23fd15a | 707 | char *buffer; |
f5bbc322 | 708 | buffer = strstr(use_message_buffer, "\n\n"); |
076cbd63 JK |
709 | if (buffer) |
710 | strbuf_add(&sb, buffer + 2, strlen(buffer + 2)); | |
8089c85b PB |
711 | hook_arg1 = "commit"; |
712 | hook_arg2 = use_message; | |
d71b8ba7 PN |
713 | } else if (fixup_message) { |
714 | struct pretty_print_context ctx = {0}; | |
715 | struct commit *commit; | |
716 | commit = lookup_commit_reference_by_name(fixup_message); | |
717 | if (!commit) | |
8a6179bc | 718 | die(_("could not lookup commit %s"), fixup_message); |
d71b8ba7 PN |
719 | ctx.output_encoding = get_commit_output_encoding(); |
720 | format_commit_message(commit, "fixup! %s\n\n", | |
721 | &sb, &ctx); | |
722 | hook_arg1 = "message"; | |
f5bbc322 KH |
723 | } else if (!stat(git_path("MERGE_MSG"), &statbuf)) { |
724 | if (strbuf_read_file(&sb, git_path("MERGE_MSG"), 0) < 0) | |
8a6179bc | 725 | die_errno(_("could not read MERGE_MSG")); |
8089c85b | 726 | hook_arg1 = "merge"; |
f5bbc322 KH |
727 | } else if (!stat(git_path("SQUASH_MSG"), &statbuf)) { |
728 | if (strbuf_read_file(&sb, git_path("SQUASH_MSG"), 0) < 0) | |
8a6179bc | 729 | die_errno(_("could not read SQUASH_MSG")); |
8089c85b | 730 | hook_arg1 = "squash"; |
2140b140 | 731 | } else if (template_file) { |
f5bbc322 | 732 | if (strbuf_read_file(&sb, template_file, 0) < 0) |
8a6179bc | 733 | die_errno(_("could not read '%s'"), template_file); |
8089c85b | 734 | hook_arg1 = "template"; |
8b1ae678 | 735 | clean_message_contents = 0; |
f5bbc322 KH |
736 | } |
737 | ||
8089c85b | 738 | /* |
37f7a857 JS |
739 | * The remaining cases don't modify the template message, but |
740 | * just set the argument(s) to the prepare-commit-msg hook. | |
8089c85b | 741 | */ |
37f7a857 | 742 | else if (whence == FROM_MERGE) |
8089c85b | 743 | hook_arg1 = "merge"; |
37f7a857 JS |
744 | else if (whence == FROM_CHERRY_PICK) { |
745 | hook_arg1 = "commit"; | |
746 | hook_arg2 = "CHERRY_PICK_HEAD"; | |
747 | } | |
8089c85b | 748 | |
89ac1223 PN |
749 | if (squash_message) { |
750 | /* | |
751 | * If squash_commit was used for the commit subject, | |
752 | * then we're possibly hijacking other commit log options. | |
753 | * Reset the hook args to tell the real story. | |
754 | */ | |
755 | hook_arg1 = "message"; | |
756 | hook_arg2 = ""; | |
757 | } | |
758 | ||
37f3012f JN |
759 | s->fp = fopen(git_path(commit_editmsg), "w"); |
760 | if (s->fp == NULL) | |
8a6179bc | 761 | die_errno(_("could not open '%s'"), git_path(commit_editmsg)); |
f5bbc322 | 762 | |
2556b996 MM |
763 | /* Ignore status.displayCommentPrefix: we do need comments in COMMIT_EDITMSG. */ |
764 | old_display_comment_prefix = s->display_comment_prefix; | |
765 | s->display_comment_prefix = 1; | |
766 | ||
ea9882bf MM |
767 | /* |
768 | * Most hints are counter-productive when the commit has | |
769 | * already started. | |
770 | */ | |
771 | s->hints = 0; | |
772 | ||
8b1ae678 | 773 | if (clean_message_contents) |
5f065737 | 774 | stripspace(&sb, 0); |
f5bbc322 KH |
775 | |
776 | if (signoff) { | |
5ed75e2a MV |
777 | /* |
778 | * See if we have a Conflicts: block at the end. If yes, count | |
779 | * its size, so we can ignore it. | |
780 | */ | |
781 | int ignore_footer = 0; | |
782 | int i, eol, previous = 0; | |
783 | const char *nl; | |
784 | ||
785 | for (i = 0; i < sb.len; i++) { | |
786 | nl = memchr(sb.buf + i, '\n', sb.len - i); | |
787 | if (nl) | |
788 | eol = nl - sb.buf; | |
789 | else | |
790 | eol = sb.len; | |
59556548 | 791 | if (starts_with(sb.buf + previous, "\nConflicts:\n")) { |
5ed75e2a MV |
792 | ignore_footer = sb.len - previous; |
793 | break; | |
794 | } | |
795 | while (i < eol) | |
796 | i++; | |
797 | previous = eol; | |
2150554b | 798 | } |
5ed75e2a | 799 | |
bab4d109 | 800 | append_signoff(&sb, ignore_footer, 0); |
f5bbc322 KH |
801 | } |
802 | ||
37f3012f | 803 | if (fwrite(sb.buf, 1, sb.len, s->fp) < sb.len) |
8a6179bc | 804 | die_errno(_("could not write commit template")); |
13208572 | 805 | |
84c9dc2c NTND |
806 | if (auto_comment_line_char) |
807 | adjust_comment_line_char(&sb); | |
f5bbc322 KH |
808 | strbuf_release(&sb); |
809 | ||
bb1ae3f6 | 810 | /* This checks if committer ident is explicitly given */ |
f20f3878 | 811 | strbuf_addstr(&committer_ident, git_committer_info(IDENT_STRICT)); |
bed575e4 | 812 | if (use_editor && include_status) { |
e23fd15a EP |
813 | int ident_shown = 0; |
814 | int saved_color_setting; | |
47010263 JK |
815 | struct ident_split ci, ai; |
816 | ||
75df1f43 NTND |
817 | if (whence != FROM_COMMIT) { |
818 | if (cleanup_mode == CLEANUP_SCISSORS) | |
819 | wt_status_add_cut_line(s->fp); | |
b926c0d1 | 820 | status_printf_ln(s, GIT_COLOR_NORMAL, |
b0cea47e ÆAB |
821 | whence == FROM_MERGE |
822 | ? _("\n" | |
823 | "It looks like you may be committing a merge.\n" | |
824 | "If this is not correct, please remove the file\n" | |
825 | " %s\n" | |
826 | "and try again.\n") | |
827 | : _("\n" | |
828 | "It looks like you may be committing a cherry-pick.\n" | |
829 | "If this is not correct, please remove the file\n" | |
830 | " %s\n" | |
831 | "and try again.\n"), | |
37f7a857 JS |
832 | git_path(whence == FROM_MERGE |
833 | ? "MERGE_HEAD" | |
834 | : "CHERRY_PICK_HEAD")); | |
75df1f43 | 835 | } |
ec84bd00 | 836 | |
b926c0d1 | 837 | fprintf(s->fp, "\n"); |
ec84bd00 | 838 | if (cleanup_mode == CLEANUP_ALL) |
4064e665 ÆAB |
839 | status_printf(s, GIT_COLOR_NORMAL, |
840 | _("Please enter the commit message for your changes." | |
eff80a9f JH |
841 | " Lines starting\nwith '%c' will be ignored, and an empty" |
842 | " message aborts the commit.\n"), comment_line_char); | |
75df1f43 NTND |
843 | else if (cleanup_mode == CLEANUP_SCISSORS && whence == FROM_COMMIT) |
844 | wt_status_add_cut_line(s->fp); | |
ec84bd00 | 845 | else /* CLEANUP_SPACE, that is. */ |
4064e665 ÆAB |
846 | status_printf(s, GIT_COLOR_NORMAL, |
847 | _("Please enter the commit message for your changes." | |
eff80a9f JH |
848 | " Lines starting\n" |
849 | "with '%c' will be kept; you may remove them" | |
850 | " yourself if you want to.\n" | |
851 | "An empty message aborts the commit.\n"), comment_line_char); | |
ec84bd00 | 852 | if (only_include_assumed) |
b926c0d1 JN |
853 | status_printf_ln(s, GIT_COLOR_NORMAL, |
854 | "%s", only_include_assumed); | |
ec84bd00 | 855 | |
47010263 JK |
856 | split_ident_or_die(&ai, author_ident); |
857 | split_ident_or_die(&ci, &committer_ident); | |
858 | ||
859 | if (ident_cmp(&ai, &ci)) | |
b926c0d1 | 860 | status_printf_ln(s, GIT_COLOR_NORMAL, |
fe8165cd | 861 | _("%s" |
47010263 | 862 | "Author: %.*s <%.*s>"), |
b926c0d1 | 863 | ident_shown++ ? "" : "\n", |
47010263 JK |
864 | (int)(ai.name_end - ai.name_begin), ai.name_begin, |
865 | (int)(ai.mail_end - ai.mail_begin), ai.mail_begin); | |
e83dbe80 | 866 | |
b7242b8c JK |
867 | if (author_date_is_interesting()) |
868 | status_printf_ln(s, GIT_COLOR_NORMAL, | |
869 | _("%s" | |
870 | "Date: %s"), | |
871 | ident_shown++ ? "" : "\n", | |
872 | show_ident_date(&ai, DATE_NORMAL)); | |
e83dbe80 | 873 | |
d6991cee | 874 | if (!committer_ident_sufficiently_given()) |
b926c0d1 | 875 | status_printf_ln(s, GIT_COLOR_NORMAL, |
fe8165cd | 876 | _("%s" |
47010263 | 877 | "Committer: %.*s <%.*s>"), |
b926c0d1 | 878 | ident_shown++ ? "" : "\n", |
47010263 JK |
879 | (int)(ci.name_end - ci.name_begin), ci.name_begin, |
880 | (int)(ci.mail_end - ci.mail_begin), ci.mail_begin); | |
bb1ae3f6 SB |
881 | |
882 | if (ident_shown) | |
7d7d6802 | 883 | status_printf_ln(s, GIT_COLOR_NORMAL, "%s", ""); |
bb1ae3f6 | 884 | |
d249b098 JH |
885 | saved_color_setting = s->use_color; |
886 | s->use_color = 0; | |
37f3012f | 887 | commitable = run_status(s->fp, index_file, prefix, 1, s); |
d249b098 | 888 | s->use_color = saved_color_setting; |
ec84bd00 | 889 | } else { |
d616a239 | 890 | unsigned char sha1[20]; |
fbcf1184 | 891 | const char *parent = "HEAD"; |
7168624c | 892 | |
7168624c | 893 | if (!active_nr && read_cache() < 0) |
8a6179bc | 894 | die(_("Cannot read index")); |
7168624c | 895 | |
fbcf1184 JH |
896 | if (amend) |
897 | parent = "HEAD^1"; | |
898 | ||
d616a239 | 899 | if (get_sha1(parent, sha1)) |
ec84bd00 | 900 | commitable = !!active_nr; |
c215d3d2 JL |
901 | else { |
902 | /* | |
903 | * Unless the user did explicitly request a submodule | |
904 | * ignore mode by passing a command line option we do | |
905 | * not ignore any changed submodule SHA-1s when | |
906 | * comparing index and parent, no matter what is | |
907 | * configured. Otherwise we won't commit any | |
908 | * submodules which were manually staged, which would | |
909 | * be really confusing. | |
910 | */ | |
911 | int diff_flags = DIFF_OPT_OVERRIDE_SUBMODULE_CONFIG; | |
912 | if (ignore_submodule_arg && | |
913 | !strcmp(ignore_submodule_arg, "all")) | |
914 | diff_flags |= DIFF_OPT_IGNORE_SUBMODULES; | |
915 | commitable = index_differs_from(parent, diff_flags); | |
916 | } | |
ec84bd00 | 917 | } |
4c28e4ad | 918 | strbuf_release(&committer_ident); |
d616a239 | 919 | |
37f3012f | 920 | fclose(s->fp); |
7168624c | 921 | |
37f7a857 JS |
922 | /* |
923 | * Reject an attempt to record a non-merge empty commit without | |
924 | * explicit --allow-empty. In the cherry-pick case, it may be | |
925 | * empty due to conflict resolution, which the user should okay. | |
926 | */ | |
927 | if (!commitable && whence != FROM_MERGE && !allow_empty && | |
06bb643b | 928 | !(amend && is_a_merge(current_head))) { |
2556b996 | 929 | s->display_comment_prefix = old_display_comment_prefix; |
d249b098 | 930 | run_status(stdout, index_file, prefix, 0, s); |
f197ed2f | 931 | if (amend) |
fc88e316 | 932 | fputs(_(empty_amend_advice), stderr); |
c17592a7 | 933 | else if (whence == FROM_CHERRY_PICK) { |
6c80cd29 | 934 | fputs(_(empty_cherry_pick_advice), stderr); |
c17592a7 JK |
935 | if (!sequencer_in_use) |
936 | fputs(_(empty_cherry_pick_advice_single), stderr); | |
937 | else | |
938 | fputs(_(empty_cherry_pick_advice_multi), stderr); | |
939 | } | |
ec84bd00 | 940 | return 0; |
7168624c AR |
941 | } |
942 | ||
ec84bd00 PB |
943 | /* |
944 | * Re-read the index as pre-commit hook could have updated it, | |
945 | * and write it out as a tree. We must do this before we invoke | |
946 | * the editor and after we invoke run_status above. | |
947 | */ | |
948 | discard_cache(); | |
949 | read_cache_from(index_file); | |
996277c5 | 950 | if (update_main_cache_tree(0)) { |
8a6179bc | 951 | error(_("Error building trees")); |
ec84bd00 | 952 | return 0; |
7168624c | 953 | } |
f5bbc322 | 954 | |
15048f8a BP |
955 | if (run_commit_hook(use_editor, index_file, "prepare-commit-msg", |
956 | git_path(commit_editmsg), hook_arg1, hook_arg2, NULL)) | |
8089c85b | 957 | return 0; |
f5bbc322 | 958 | |
ec84bd00 PB |
959 | if (use_editor) { |
960 | char index[PATH_MAX]; | |
66dbfd55 GV |
961 | const char *env[2] = { NULL }; |
962 | env[0] = index; | |
ec84bd00 | 963 | snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file); |
7198203a SB |
964 | if (launch_editor(git_path(commit_editmsg), NULL, env)) { |
965 | fprintf(stderr, | |
8a6179bc | 966 | _("Please supply the message using either -m or -F option.\n")); |
7198203a SB |
967 | exit(1); |
968 | } | |
ec84bd00 | 969 | } |
f5bbc322 | 970 | |
ec84bd00 | 971 | if (!no_verify && |
15048f8a | 972 | run_commit_hook(use_editor, index_file, "commit-msg", git_path(commit_editmsg), NULL)) { |
ec84bd00 PB |
973 | return 0; |
974 | } | |
f5bbc322 | 975 | |
ec84bd00 | 976 | return 1; |
f5bbc322 KH |
977 | } |
978 | ||
b2eda9bd | 979 | static int rest_is_empty(struct strbuf *sb, int start) |
f5bbc322 | 980 | { |
b2eda9bd | 981 | int i, eol; |
f5bbc322 | 982 | const char *nl; |
f5bbc322 KH |
983 | |
984 | /* Check if the rest is just whitespace and Signed-of-by's. */ | |
985 | for (i = start; i < sb->len; i++) { | |
986 | nl = memchr(sb->buf + i, '\n', sb->len - i); | |
987 | if (nl) | |
988 | eol = nl - sb->buf; | |
989 | else | |
990 | eol = sb->len; | |
991 | ||
992 | if (strlen(sign_off_header) <= eol - i && | |
59556548 | 993 | starts_with(sb->buf + i, sign_off_header)) { |
f5bbc322 KH |
994 | i = eol; |
995 | continue; | |
996 | } | |
997 | while (i < eol) | |
998 | if (!isspace(sb->buf[i++])) | |
999 | return 0; | |
1000 | } | |
1001 | ||
1002 | return 1; | |
1003 | } | |
1004 | ||
b2eda9bd JH |
1005 | /* |
1006 | * Find out if the message in the strbuf contains only whitespace and | |
1007 | * Signed-off-by lines. | |
1008 | */ | |
1009 | static int message_is_empty(struct strbuf *sb) | |
1010 | { | |
1011 | if (cleanup_mode == CLEANUP_NONE && sb->len) | |
1012 | return 0; | |
1013 | return rest_is_empty(sb, 0); | |
1014 | } | |
1015 | ||
1016 | /* | |
1017 | * See if the user edited the message in the editor or left what | |
1018 | * was in the template intact | |
1019 | */ | |
1020 | static int template_untouched(struct strbuf *sb) | |
1021 | { | |
1022 | struct strbuf tmpl = STRBUF_INIT; | |
1023 | char *start; | |
1024 | ||
1025 | if (cleanup_mode == CLEANUP_NONE && sb->len) | |
1026 | return 0; | |
1027 | ||
1028 | if (!template_file || strbuf_read_file(&tmpl, template_file, 0) <= 0) | |
1029 | return 0; | |
1030 | ||
1031 | stripspace(&tmpl, cleanup_mode == CLEANUP_ALL); | |
1032 | start = (char *)skip_prefix(sb->buf, tmpl.buf); | |
1033 | if (!start) | |
1034 | start = sb->buf; | |
1035 | strbuf_release(&tmpl); | |
1036 | return rest_is_empty(sb, start - sb->buf); | |
1037 | } | |
1038 | ||
146ea068 JH |
1039 | static const char *find_author_by_nickname(const char *name) |
1040 | { | |
1041 | struct rev_info revs; | |
1042 | struct commit *commit; | |
1043 | struct strbuf buf = STRBUF_INIT; | |
ea16794e | 1044 | struct string_list mailmap = STRING_LIST_INIT_NODUP; |
146ea068 JH |
1045 | const char *av[20]; |
1046 | int ac = 0; | |
1047 | ||
1048 | init_revisions(&revs, NULL); | |
1049 | strbuf_addf(&buf, "--author=%s", name); | |
1050 | av[++ac] = "--all"; | |
1051 | av[++ac] = "-i"; | |
1052 | av[++ac] = buf.buf; | |
1053 | av[++ac] = NULL; | |
1054 | setup_revisions(ac, av, &revs, NULL); | |
ea16794e AP |
1055 | revs.mailmap = &mailmap; |
1056 | read_mailmap(revs.mailmap, NULL); | |
1057 | ||
146ea068 JH |
1058 | prepare_revision_walk(&revs); |
1059 | commit = get_revision(&revs); | |
1060 | if (commit) { | |
dd2e794a TR |
1061 | struct pretty_print_context ctx = {0}; |
1062 | ctx.date_mode = DATE_NORMAL; | |
146ea068 | 1063 | strbuf_release(&buf); |
ea16794e AP |
1064 | format_commit_message(commit, "%aN <%aE>", &buf, &ctx); |
1065 | clear_mailmap(&mailmap); | |
146ea068 JH |
1066 | return strbuf_detach(&buf, NULL); |
1067 | } | |
8a6179bc | 1068 | die(_("No existing author found with '%s'"), name); |
146ea068 JH |
1069 | } |
1070 | ||
76e2f7ce JH |
1071 | |
1072 | static void handle_untracked_files_arg(struct wt_status *s) | |
1073 | { | |
1074 | if (!untracked_files_arg) | |
1075 | ; /* default already initialized */ | |
1076 | else if (!strcmp(untracked_files_arg, "no")) | |
1077 | s->show_untracked_files = SHOW_NO_UNTRACKED_FILES; | |
1078 | else if (!strcmp(untracked_files_arg, "normal")) | |
1079 | s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES; | |
1080 | else if (!strcmp(untracked_files_arg, "all")) | |
1081 | s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES; | |
1082 | else | |
8a6179bc | 1083 | die(_("Invalid untracked files mode '%s'"), untracked_files_arg); |
76e2f7ce JH |
1084 | } |
1085 | ||
37f7a857 JS |
1086 | static const char *read_commit_message(const char *name) |
1087 | { | |
dd0d388c | 1088 | const char *out_enc; |
37f7a857 JS |
1089 | struct commit *commit; |
1090 | ||
1091 | commit = lookup_commit_reference_by_name(name); | |
1092 | if (!commit) | |
6c80cd29 | 1093 | die(_("could not lookup commit %s"), name); |
37f7a857 | 1094 | out_enc = get_commit_output_encoding(); |
5a10d236 | 1095 | return logmsg_reencode(commit, NULL, out_enc); |
37f7a857 JS |
1096 | } |
1097 | ||
84b4202d JH |
1098 | /* |
1099 | * Enumerate what needs to be propagated when --porcelain | |
1100 | * is not in effect here. | |
1101 | */ | |
1102 | static struct status_deferred_config { | |
1103 | enum status_format status_format; | |
1104 | int show_branch; | |
1105 | } status_deferred_config = { | |
1106 | STATUS_FORMAT_UNSPECIFIED, | |
1107 | -1 /* unspecified */ | |
1108 | }; | |
1109 | ||
1110 | static void finalize_deferred_config(struct wt_status *s) | |
1111 | { | |
1112 | int use_deferred_config = (status_format != STATUS_FORMAT_PORCELAIN && | |
1113 | !s->null_termination); | |
1114 | ||
1115 | if (s->null_termination) { | |
1116 | if (status_format == STATUS_FORMAT_NONE || | |
1117 | status_format == STATUS_FORMAT_UNSPECIFIED) | |
1118 | status_format = STATUS_FORMAT_PORCELAIN; | |
1119 | else if (status_format == STATUS_FORMAT_LONG) | |
1120 | die(_("--long and -z are incompatible")); | |
1121 | } | |
1122 | ||
1123 | if (use_deferred_config && status_format == STATUS_FORMAT_UNSPECIFIED) | |
1124 | status_format = status_deferred_config.status_format; | |
1125 | if (status_format == STATUS_FORMAT_UNSPECIFIED) | |
1126 | status_format = STATUS_FORMAT_NONE; | |
1127 | ||
1128 | if (use_deferred_config && s->show_branch < 0) | |
1129 | s->show_branch = status_deferred_config.show_branch; | |
1130 | if (s->show_branch < 0) | |
1131 | s->show_branch = 0; | |
1132 | } | |
1133 | ||
2f02b25f | 1134 | static int parse_and_validate_options(int argc, const char *argv[], |
036dbbfb | 1135 | const struct option *options, |
dbd0f5c7 | 1136 | const char * const usage[], |
d249b098 | 1137 | const char *prefix, |
06bb643b | 1138 | struct commit *current_head, |
d249b098 | 1139 | struct wt_status *s) |
f5bbc322 KH |
1140 | { |
1141 | int f = 0; | |
1142 | ||
036dbbfb | 1143 | argc = parse_options(argc, argv, prefix, options, usage, 0); |
84b4202d | 1144 | finalize_deferred_config(s); |
f5bbc322 | 1145 | |
146ea068 JH |
1146 | if (force_author && !strchr(force_author, '>')) |
1147 | force_author = find_author_by_nickname(force_author); | |
1148 | ||
c51f6cee | 1149 | if (force_author && renew_authorship) |
8a6179bc | 1150 | die(_("Using both --reset-author and --author does not make sense")); |
c51f6cee | 1151 | |
25206778 | 1152 | if (logfile || have_option_m || use_message || fixup_message) |
4803466f | 1153 | use_editor = 0; |
ca1ba201 JH |
1154 | if (0 <= edit_flag) |
1155 | use_editor = edit_flag; | |
f5bbc322 | 1156 | |
f5bbc322 | 1157 | /* Sanity check options */ |
06bb643b | 1158 | if (amend && !current_head) |
8a6179bc | 1159 | die(_("You have nothing to amend.")); |
b0cea47e ÆAB |
1160 | if (amend && whence != FROM_COMMIT) { |
1161 | if (whence == FROM_MERGE) | |
1162 | die(_("You are in the middle of a merge -- cannot amend.")); | |
1163 | else if (whence == FROM_CHERRY_PICK) | |
1164 | die(_("You are in the middle of a cherry-pick -- cannot amend.")); | |
1165 | } | |
89ac1223 | 1166 | if (fixup_message && squash_message) |
9c227655 | 1167 | die(_("Options --squash and --fixup cannot be used together")); |
f5bbc322 KH |
1168 | if (use_message) |
1169 | f++; | |
1170 | if (edit_message) | |
1171 | f++; | |
d71b8ba7 PN |
1172 | if (fixup_message) |
1173 | f++; | |
f5bbc322 KH |
1174 | if (logfile) |
1175 | f++; | |
1176 | if (f > 1) | |
8a6179bc | 1177 | die(_("Only one of -c/-C/-F/--fixup can be used.")); |
f9568530 | 1178 | if (message.len && f > 0) |
8a6179bc | 1179 | die((_("Option -m cannot be combined with -c/-C/-F/--fixup."))); |
010c7dbc JH |
1180 | if (f || message.len) |
1181 | template_file = NULL; | |
f5bbc322 KH |
1182 | if (edit_message) |
1183 | use_message = edit_message; | |
d71b8ba7 | 1184 | if (amend && !use_message && !fixup_message) |
f5bbc322 | 1185 | use_message = "HEAD"; |
37f7a857 | 1186 | if (!use_message && whence != FROM_CHERRY_PICK && renew_authorship) |
8a6179bc | 1187 | die(_("--reset-author can be used only with -C, -c or --amend.")); |
f5bbc322 | 1188 | if (use_message) { |
37f7a857 JS |
1189 | use_message_buffer = read_commit_message(use_message); |
1190 | if (!renew_authorship) { | |
1191 | author_message = use_message; | |
1192 | author_message_buffer = use_message_buffer; | |
1193 | } | |
1194 | } | |
1195 | if (whence == FROM_CHERRY_PICK && !renew_authorship) { | |
1196 | author_message = "CHERRY_PICK_HEAD"; | |
1197 | author_message_buffer = read_commit_message(author_message); | |
f5bbc322 KH |
1198 | } |
1199 | ||
b4bd4668 CI |
1200 | if (patch_interactive) |
1201 | interactive = 1; | |
1202 | ||
05efb7b7 | 1203 | if (also + only + all + interactive > 1) |
b4bd4668 | 1204 | die(_("Only one of --include/--only/--all/--interactive/--patch can be used.")); |
f5bbc322 | 1205 | if (argc == 0 && (also || (only && !amend))) |
8a6179bc | 1206 | die(_("No paths with --include/--only does not make sense.")); |
f5bbc322 | 1207 | if (argc == 0 && only && amend) |
8a6179bc | 1208 | only_include_assumed = _("Clever... amending the last one with dirty index."); |
3c5283f8 | 1209 | if (argc > 0 && !also && !only) |
235e8d59 | 1210 | only_include_assumed = _("Explicit paths specified without -i or -o; assuming --only paths..."); |
5f065737 AR |
1211 | if (!cleanup_arg || !strcmp(cleanup_arg, "default")) |
1212 | cleanup_mode = use_editor ? CLEANUP_ALL : CLEANUP_SPACE; | |
1213 | else if (!strcmp(cleanup_arg, "verbatim")) | |
1214 | cleanup_mode = CLEANUP_NONE; | |
1215 | else if (!strcmp(cleanup_arg, "whitespace")) | |
1216 | cleanup_mode = CLEANUP_SPACE; | |
1217 | else if (!strcmp(cleanup_arg, "strip")) | |
1218 | cleanup_mode = CLEANUP_ALL; | |
75df1f43 NTND |
1219 | else if (!strcmp(cleanup_arg, "scissors")) |
1220 | cleanup_mode = use_editor ? CLEANUP_SCISSORS : CLEANUP_SPACE; | |
5f065737 | 1221 | else |
8a6179bc | 1222 | die(_("Invalid cleanup mode %s"), cleanup_arg); |
f5bbc322 | 1223 | |
76e2f7ce | 1224 | handle_untracked_files_arg(s); |
4bfee30a | 1225 | |
f5bbc322 | 1226 | if (all && argc > 0) |
8a6179bc | 1227 | die(_("Paths with -a does not make sense.")); |
f5bbc322 | 1228 | |
f3f47a1e | 1229 | if (status_format != STATUS_FORMAT_NONE) |
7c9f7038 JK |
1230 | dry_run = 1; |
1231 | ||
f5bbc322 KH |
1232 | return argc; |
1233 | } | |
1234 | ||
d249b098 | 1235 | static int dry_run_commit(int argc, const char **argv, const char *prefix, |
06bb643b | 1236 | const struct commit *current_head, struct wt_status *s) |
f5bbc322 | 1237 | { |
f5bbc322 | 1238 | int commitable; |
3a5d13a3 | 1239 | const char *index_file; |
f5bbc322 | 1240 | |
06bb643b | 1241 | index_file = prepare_index(argc, argv, prefix, current_head, 1); |
d249b098 | 1242 | commitable = run_status(stdout, index_file, prefix, 0, s); |
3a5d13a3 | 1243 | rollback_index_files(); |
f5bbc322 | 1244 | |
3a5d13a3 JH |
1245 | return commitable ? 0 : 1; |
1246 | } | |
1247 | ||
f766b367 JH |
1248 | static int parse_status_slot(const char *var, int offset) |
1249 | { | |
1250 | if (!strcasecmp(var+offset, "header")) | |
1251 | return WT_STATUS_HEADER; | |
1d282327 AA |
1252 | if (!strcasecmp(var+offset, "branch")) |
1253 | return WT_STATUS_ONBRANCH; | |
f766b367 JH |
1254 | if (!strcasecmp(var+offset, "updated") |
1255 | || !strcasecmp(var+offset, "added")) | |
1256 | return WT_STATUS_UPDATED; | |
1257 | if (!strcasecmp(var+offset, "changed")) | |
1258 | return WT_STATUS_CHANGED; | |
1259 | if (!strcasecmp(var+offset, "untracked")) | |
1260 | return WT_STATUS_UNTRACKED; | |
1261 | if (!strcasecmp(var+offset, "nobranch")) | |
1262 | return WT_STATUS_NOBRANCH; | |
1263 | if (!strcasecmp(var+offset, "unmerged")) | |
1264 | return WT_STATUS_UNMERGED; | |
8b8e8624 | 1265 | return -1; |
f766b367 JH |
1266 | } |
1267 | ||
1268 | static int git_status_config(const char *k, const char *v, void *cb) | |
1269 | { | |
1270 | struct wt_status *s = cb; | |
1271 | ||
59556548 | 1272 | if (starts_with(k, "column.")) |
4d2292e9 | 1273 | return git_column_config(k, v, "status", &s->colopts); |
f766b367 JH |
1274 | if (!strcmp(k, "status.submodulesummary")) { |
1275 | int is_bool; | |
1276 | s->submodule_summary = git_config_bool_or_int(k, v, &is_bool); | |
1277 | if (is_bool && s->submodule_summary) | |
1278 | s->submodule_summary = -1; | |
1279 | return 0; | |
1280 | } | |
4fb5166a JJGG |
1281 | if (!strcmp(k, "status.short")) { |
1282 | if (git_config_bool(k, v)) | |
84b4202d | 1283 | status_deferred_config.status_format = STATUS_FORMAT_SHORT; |
4fb5166a | 1284 | else |
84b4202d | 1285 | status_deferred_config.status_format = STATUS_FORMAT_NONE; |
4fb5166a JJGG |
1286 | return 0; |
1287 | } | |
ec85d070 | 1288 | if (!strcmp(k, "status.branch")) { |
84b4202d | 1289 | status_deferred_config.show_branch = git_config_bool(k, v); |
ec85d070 JJGG |
1290 | return 0; |
1291 | } | |
f766b367 | 1292 | if (!strcmp(k, "status.color") || !strcmp(k, "color.status")) { |
e269eb79 | 1293 | s->use_color = git_config_colorbool(k, v); |
f766b367 JH |
1294 | return 0; |
1295 | } | |
2556b996 MM |
1296 | if (!strcmp(k, "status.displaycommentprefix")) { |
1297 | s->display_comment_prefix = git_config_bool(k, v); | |
1298 | return 0; | |
1299 | } | |
59556548 | 1300 | if (starts_with(k, "status.color.") || starts_with(k, "color.status.")) { |
f766b367 | 1301 | int slot = parse_status_slot(k, 13); |
8b8e8624 JK |
1302 | if (slot < 0) |
1303 | return 0; | |
f766b367 JH |
1304 | if (!v) |
1305 | return config_error_nonbool(k); | |
1306 | color_parse(v, k, s->color_palette[slot]); | |
1307 | return 0; | |
1308 | } | |
1309 | if (!strcmp(k, "status.relativepaths")) { | |
1310 | s->relative_paths = git_config_bool(k, v); | |
1311 | return 0; | |
1312 | } | |
1313 | if (!strcmp(k, "status.showuntrackedfiles")) { | |
1314 | if (!v) | |
1315 | return config_error_nonbool(k); | |
1316 | else if (!strcmp(v, "no")) | |
1317 | s->show_untracked_files = SHOW_NO_UNTRACKED_FILES; | |
1318 | else if (!strcmp(v, "normal")) | |
1319 | s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES; | |
1320 | else if (!strcmp(v, "all")) | |
1321 | s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES; | |
1322 | else | |
8a6179bc | 1323 | return error(_("Invalid untracked files mode '%s'"), v); |
f766b367 JH |
1324 | return 0; |
1325 | } | |
1326 | return git_diff_ui_config(k, v, NULL); | |
1327 | } | |
1328 | ||
3a5d13a3 JH |
1329 | int cmd_status(int argc, const char **argv, const char *prefix) |
1330 | { | |
036dbbfb | 1331 | static struct wt_status s; |
4bb6644d | 1332 | int fd; |
76e2f7ce | 1333 | unsigned char sha1[20]; |
9e4b7ab6 | 1334 | static struct option builtin_status_options[] = { |
f2276316 | 1335 | OPT__VERBOSE(&verbose, N_("be verbose")), |
dd2be243 | 1336 | OPT_SET_INT('s', "short", &status_format, |
f2276316 | 1337 | N_("show status concisely"), STATUS_FORMAT_SHORT), |
84b4202d JH |
1338 | OPT_BOOL('b', "branch", &s.show_branch, |
1339 | N_("show branch information")), | |
6f157871 | 1340 | OPT_SET_INT(0, "porcelain", &status_format, |
f2276316 | 1341 | N_("machine-readable output"), |
6f157871 | 1342 | STATUS_FORMAT_PORCELAIN), |
f3f47a1e JK |
1343 | OPT_SET_INT(0, "long", &status_format, |
1344 | N_("show status in long format (default)"), | |
1345 | STATUS_FORMAT_LONG), | |
d5d09d47 SB |
1346 | OPT_BOOL('z', "null", &s.null_termination, |
1347 | N_("terminate entries with NUL")), | |
76e2f7ce | 1348 | { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, |
f2276316 NTND |
1349 | N_("mode"), |
1350 | N_("show untracked files, optional modes: all, normal, no. (Default: all)"), | |
76e2f7ce | 1351 | PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, |
d5d09d47 SB |
1352 | OPT_BOOL(0, "ignored", &show_ignored_in_status, |
1353 | N_("show ignored files")), | |
f2276316 NTND |
1354 | { OPTION_STRING, 0, "ignore-submodules", &ignore_submodule_arg, N_("when"), |
1355 | N_("ignore changes to submodules, optional when: all, dirty, untracked. (Default: all)"), | |
46a958b3 | 1356 | PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, |
9c23f4c5 | 1357 | OPT_COLUMN(0, "column", &s.colopts, N_("list untracked files in columns")), |
76e2f7ce JH |
1358 | OPT_END(), |
1359 | }; | |
1360 | ||
5d3dd915 NTND |
1361 | if (argc == 2 && !strcmp(argv[1], "-h")) |
1362 | usage_with_options(builtin_status_usage, builtin_status_options); | |
1363 | ||
5c25dfaa | 1364 | status_init_config(&s, git_status_config); |
76e2f7ce | 1365 | argc = parse_options(argc, argv, prefix, |
9e4b7ab6 JH |
1366 | builtin_status_options, |
1367 | builtin_status_usage, 0); | |
4d2292e9 | 1368 | finalize_colopts(&s.colopts, -1); |
84b4202d | 1369 | finalize_deferred_config(&s); |
000f97bd | 1370 | |
76e2f7ce | 1371 | handle_untracked_files_arg(&s); |
2381e39e JH |
1372 | if (show_ignored_in_status) |
1373 | s.show_ignored_files = 1; | |
15b55ae0 NTND |
1374 | parse_pathspec(&s.pathspec, 0, |
1375 | PATHSPEC_PREFER_FULL, | |
1376 | prefix, argv); | |
76e2f7ce | 1377 | |
5ab2a2da | 1378 | read_cache_preload(&s.pathspec); |
9b2d6149 | 1379 | refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, &s.pathspec, NULL, NULL); |
4bb6644d MH |
1380 | |
1381 | fd = hold_locked_index(&index_lock, 0); | |
ccdc4ec3 JH |
1382 | if (0 <= fd) |
1383 | update_index_if_able(&the_index, &index_lock); | |
4bb6644d | 1384 | |
76e2f7ce | 1385 | s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0; |
46a958b3 | 1386 | s.ignore_submodule_arg = ignore_submodule_arg; |
76e2f7ce JH |
1387 | wt_status_collect(&s); |
1388 | ||
8661768f JK |
1389 | if (s.relative_paths) |
1390 | s.prefix = prefix; | |
38920dd6 | 1391 | |
dd2be243 JK |
1392 | switch (status_format) { |
1393 | case STATUS_FORMAT_SHORT: | |
d4a6bf1f | 1394 | wt_shortstatus_print(&s); |
dd2be243 | 1395 | break; |
6f157871 | 1396 | case STATUS_FORMAT_PORCELAIN: |
3207a3a2 | 1397 | wt_porcelain_print(&s); |
6f157871 | 1398 | break; |
84b4202d JH |
1399 | case STATUS_FORMAT_UNSPECIFIED: |
1400 | die("BUG: finalize_deferred_config() should have been called"); | |
1401 | break; | |
f3f47a1e | 1402 | case STATUS_FORMAT_NONE: |
dd2be243 | 1403 | case STATUS_FORMAT_LONG: |
173e6c88 | 1404 | s.verbose = verbose; |
46a958b3 | 1405 | s.ignore_submodule_arg = ignore_submodule_arg; |
173e6c88 | 1406 | wt_status_print(&s); |
dd2be243 | 1407 | break; |
173e6c88 | 1408 | } |
76e2f7ce | 1409 | return 0; |
f5bbc322 KH |
1410 | } |
1411 | ||
06bb643b JH |
1412 | static void print_summary(const char *prefix, const unsigned char *sha1, |
1413 | int initial_commit) | |
f5bbc322 KH |
1414 | { |
1415 | struct rev_info rev; | |
1416 | struct commit *commit; | |
49ff9a7a | 1417 | struct strbuf format = STRBUF_INIT; |
c85db254 | 1418 | unsigned char junk_sha1[20]; |
d5a35c11 | 1419 | const char *head; |
49ff9a7a JK |
1420 | struct pretty_print_context pctx = {0}; |
1421 | struct strbuf author_ident = STRBUF_INIT; | |
1422 | struct strbuf committer_ident = STRBUF_INIT; | |
f5bbc322 KH |
1423 | |
1424 | commit = lookup_commit(sha1); | |
1425 | if (!commit) | |
8a6179bc | 1426 | die(_("couldn't look up newly created commit")); |
5e7d4d3e | 1427 | if (parse_commit(commit)) |
8a6179bc | 1428 | die(_("could not parse newly created commit")); |
f5bbc322 | 1429 | |
49ff9a7a JK |
1430 | strbuf_addstr(&format, "format:%h] %s"); |
1431 | ||
1432 | format_commit_message(commit, "%an <%ae>", &author_ident, &pctx); | |
1433 | format_commit_message(commit, "%cn <%ce>", &committer_ident, &pctx); | |
1434 | if (strbuf_cmp(&author_ident, &committer_ident)) { | |
1435 | strbuf_addstr(&format, "\n Author: "); | |
1436 | strbuf_addbuf_percentquote(&format, &author_ident); | |
1437 | } | |
b7242b8c JK |
1438 | if (author_date_is_interesting()) { |
1439 | struct strbuf date = STRBUF_INIT; | |
1440 | format_commit_message(commit, "%ad", &date, &pctx); | |
1441 | strbuf_addstr(&format, "\n Date: "); | |
1442 | strbuf_addbuf_percentquote(&format, &date); | |
1443 | strbuf_release(&date); | |
1444 | } | |
d6991cee | 1445 | if (!committer_ident_sufficiently_given()) { |
49ff9a7a JK |
1446 | strbuf_addstr(&format, "\n Committer: "); |
1447 | strbuf_addbuf_percentquote(&format, &committer_ident); | |
b706fcfe JK |
1448 | if (advice_implicit_identity) { |
1449 | strbuf_addch(&format, '\n'); | |
fc88e316 | 1450 | strbuf_addstr(&format, _(implicit_ident_advice)); |
b706fcfe | 1451 | } |
49ff9a7a JK |
1452 | } |
1453 | strbuf_release(&author_ident); | |
1454 | strbuf_release(&committer_ident); | |
1455 | ||
f5bbc322 KH |
1456 | init_revisions(&rev, prefix); |
1457 | setup_revisions(0, NULL, &rev, NULL); | |
1458 | ||
f5bbc322 KH |
1459 | rev.diff = 1; |
1460 | rev.diffopt.output_format = | |
1461 | DIFF_FORMAT_SHORTSTAT | DIFF_FORMAT_SUMMARY; | |
1462 | ||
1463 | rev.verbose_header = 1; | |
1464 | rev.show_root_diff = 1; | |
49ff9a7a | 1465 | get_commit_format(format.buf, &rev); |
bf82a150 | 1466 | rev.always_show_header = 0; |
3eb2a15e | 1467 | rev.diffopt.detect_rename = 1; |
3eb2a15e | 1468 | rev.diffopt.break_opt = 0; |
15964563 | 1469 | diff_setup_done(&rev.diffopt); |
f5bbc322 | 1470 | |
8cad4744 | 1471 | head = resolve_ref_unsafe("HEAD", junk_sha1, 0, NULL); |
c5ee71fd | 1472 | printf("[%s%s ", |
59556548 | 1473 | starts_with(head, "refs/heads/") ? |
c85db254 JK |
1474 | head + 11 : |
1475 | !strcmp(head, "HEAD") ? | |
7f5673d7 | 1476 | _("detached HEAD") : |
c85db254 | 1477 | head, |
7f5673d7 | 1478 | initial_commit ? _(" (root-commit)") : ""); |
f5bbc322 | 1479 | |
bf82a150 | 1480 | if (!log_tree_commit(&rev, commit)) { |
a45e1a87 TRC |
1481 | rev.always_show_header = 1; |
1482 | rev.use_terminator = 1; | |
1483 | log_tree_commit(&rev, commit); | |
bf82a150 | 1484 | } |
a45e1a87 | 1485 | |
fc6f19fe | 1486 | strbuf_release(&format); |
f5bbc322 KH |
1487 | } |
1488 | ||
186458b1 | 1489 | static int git_commit_config(const char *k, const char *v, void *cb) |
f5bbc322 | 1490 | { |
d249b098 | 1491 | struct wt_status *s = cb; |
ba3c69a9 | 1492 | int status; |
d249b098 | 1493 | |
984c6e7e | 1494 | if (!strcmp(k, "commit.template")) |
395de250 | 1495 | return git_config_pathname(&template_file, k, v); |
bed575e4 JHI |
1496 | if (!strcmp(k, "commit.status")) { |
1497 | include_status = git_config_bool(k, v); | |
1498 | return 0; | |
1499 | } | |
51fb3a3d RT |
1500 | if (!strcmp(k, "commit.cleanup")) |
1501 | return git_config_string(&cleanup_arg, k, v); | |
d95bfb12 NV |
1502 | if (!strcmp(k, "commit.gpgsign")) { |
1503 | sign_commit = git_config_bool(k, v) ? "" : NULL; | |
1504 | return 0; | |
1505 | } | |
f5bbc322 | 1506 | |
ba3c69a9 JH |
1507 | status = git_gpg_config(k, v, NULL); |
1508 | if (status) | |
1509 | return status; | |
d249b098 | 1510 | return git_status_config(k, v, s); |
f5bbc322 KH |
1511 | } |
1512 | ||
6f6bee3b TR |
1513 | static int run_rewrite_hook(const unsigned char *oldsha1, |
1514 | const unsigned char *newsha1) | |
1515 | { | |
1516 | /* oldsha1 SP newsha1 LF NUL */ | |
1517 | static char buf[2*40 + 3]; | |
1518 | struct child_process proc; | |
1519 | const char *argv[3]; | |
1520 | int code; | |
1521 | size_t n; | |
1522 | ||
5a7da2dc AS |
1523 | argv[0] = find_hook("post-rewrite"); |
1524 | if (!argv[0]) | |
6f6bee3b TR |
1525 | return 0; |
1526 | ||
6f6bee3b TR |
1527 | argv[1] = "amend"; |
1528 | argv[2] = NULL; | |
1529 | ||
1530 | memset(&proc, 0, sizeof(proc)); | |
1531 | proc.argv = argv; | |
1532 | proc.in = -1; | |
1533 | proc.stdout_to_stderr = 1; | |
1534 | ||
1535 | code = start_command(&proc); | |
1536 | if (code) | |
1537 | return code; | |
1538 | n = snprintf(buf, sizeof(buf), "%s %s\n", | |
1539 | sha1_to_hex(oldsha1), sha1_to_hex(newsha1)); | |
1540 | write_in_full(proc.in, buf, n); | |
1541 | close(proc.in); | |
1542 | return finish_command(&proc); | |
1543 | } | |
1544 | ||
15048f8a BP |
1545 | int run_commit_hook(int editor_is_used, const char *index_file, const char *name, ...) |
1546 | { | |
1547 | const char *hook_env[3] = { NULL }; | |
1548 | char index[PATH_MAX]; | |
1549 | va_list args; | |
1550 | int ret; | |
1551 | ||
1552 | snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file); | |
1553 | hook_env[0] = index; | |
1554 | ||
1555 | /* | |
1556 | * Let the hook know that no editor will be launched. | |
1557 | */ | |
1558 | if (!editor_is_used) | |
1559 | hook_env[1] = "GIT_EDITOR=:"; | |
1560 | ||
1561 | va_start(args, name); | |
1562 | ret = run_hook_ve(hook_env, name, args); | |
1563 | va_end(args); | |
1564 | ||
1565 | return ret; | |
1566 | } | |
1567 | ||
f5bbc322 KH |
1568 | int cmd_commit(int argc, const char **argv, const char *prefix) |
1569 | { | |
036dbbfb JK |
1570 | static struct wt_status s; |
1571 | static struct option builtin_commit_options[] = { | |
9c23f4c5 NTND |
1572 | OPT__QUIET(&quiet, N_("suppress summary after successful commit")), |
1573 | OPT__VERBOSE(&verbose, N_("show diff in commit message template")), | |
1574 | ||
1575 | OPT_GROUP(N_("Commit message options")), | |
1576 | OPT_FILENAME('F', "file", &logfile, N_("read message from file")), | |
1577 | OPT_STRING(0, "author", &force_author, N_("author"), N_("override author for commit")), | |
1578 | OPT_STRING(0, "date", &force_date, N_("date"), N_("override date for commit")), | |
1579 | OPT_CALLBACK('m', "message", &message, N_("message"), N_("commit message"), opt_parse_m), | |
1580 | OPT_STRING('c', "reedit-message", &edit_message, N_("commit"), N_("reuse and edit message from specified commit")), | |
1581 | OPT_STRING('C', "reuse-message", &use_message, N_("commit"), N_("reuse message from specified commit")), | |
1582 | OPT_STRING(0, "fixup", &fixup_message, N_("commit"), N_("use autosquash formatted message to fixup specified commit")), | |
1583 | OPT_STRING(0, "squash", &squash_message, N_("commit"), N_("use autosquash formatted message to squash specified commit")), | |
d5d09d47 SB |
1584 | OPT_BOOL(0, "reset-author", &renew_authorship, N_("the commit is authored by me now (used with -C/-c/--amend)")), |
1585 | OPT_BOOL('s', "signoff", &signoff, N_("add Signed-off-by:")), | |
9c23f4c5 NTND |
1586 | OPT_FILENAME('t', "template", &template_file, N_("use specified template file")), |
1587 | OPT_BOOL('e', "edit", &edit_flag, N_("force edit of commit")), | |
1588 | OPT_STRING(0, "cleanup", &cleanup_arg, N_("default"), N_("how to strip spaces and #comments from message")), | |
d5d09d47 | 1589 | OPT_BOOL(0, "status", &include_status, N_("include status in commit message template")), |
e703d711 | 1590 | { OPTION_STRING, 'S', "gpg-sign", &sign_commit, N_("key-id"), |
9c23f4c5 | 1591 | N_("GPG sign commit"), PARSE_OPT_OPTARG, NULL, (intptr_t) "" }, |
036dbbfb JK |
1592 | /* end commit message options */ |
1593 | ||
9c23f4c5 | 1594 | OPT_GROUP(N_("Commit contents options")), |
d5d09d47 SB |
1595 | OPT_BOOL('a', "all", &all, N_("commit all changed files")), |
1596 | OPT_BOOL('i', "include", &also, N_("add specified files to index for commit")), | |
1597 | OPT_BOOL(0, "interactive", &interactive, N_("interactively add files")), | |
1598 | OPT_BOOL('p', "patch", &patch_interactive, N_("interactively add changes")), | |
1599 | OPT_BOOL('o', "only", &only, N_("commit only specified files")), | |
1600 | OPT_BOOL('n', "no-verify", &no_verify, N_("bypass pre-commit hook")), | |
1601 | OPT_BOOL(0, "dry-run", &dry_run, N_("show what would be committed")), | |
9c23f4c5 | 1602 | OPT_SET_INT(0, "short", &status_format, N_("show status concisely"), |
036dbbfb | 1603 | STATUS_FORMAT_SHORT), |
84b4202d | 1604 | OPT_BOOL(0, "branch", &s.show_branch, N_("show branch information")), |
036dbbfb | 1605 | OPT_SET_INT(0, "porcelain", &status_format, |
9c23f4c5 | 1606 | N_("machine-readable output"), STATUS_FORMAT_PORCELAIN), |
f3f47a1e JK |
1607 | OPT_SET_INT(0, "long", &status_format, |
1608 | N_("show status in long format (default)"), | |
1609 | STATUS_FORMAT_LONG), | |
d5d09d47 SB |
1610 | OPT_BOOL('z', "null", &s.null_termination, |
1611 | N_("terminate entries with NUL")), | |
1612 | OPT_BOOL(0, "amend", &amend, N_("amend previous commit")), | |
1613 | OPT_BOOL(0, "no-post-rewrite", &no_post_rewrite, N_("bypass post-rewrite hook")), | |
9c23f4c5 | 1614 | { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, N_("mode"), N_("show untracked files, optional modes: all, normal, no. (Default: all)"), PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, |
036dbbfb JK |
1615 | /* end commit contents options */ |
1616 | ||
4741edd5 SB |
1617 | OPT_HIDDEN_BOOL(0, "allow-empty", &allow_empty, |
1618 | N_("ok to record an empty change")), | |
1619 | OPT_HIDDEN_BOOL(0, "allow-empty-message", &allow_empty_message, | |
1620 | N_("ok to record a change with an empty message")), | |
036dbbfb JK |
1621 | |
1622 | OPT_END() | |
1623 | }; | |
1624 | ||
f285a2d7 | 1625 | struct strbuf sb = STRBUF_INIT; |
4c28e4ad | 1626 | struct strbuf author_ident = STRBUF_INIT; |
f5bbc322 | 1627 | const char *index_file, *reflog_msg; |
1a72cfd7 | 1628 | char *nl; |
06bb643b | 1629 | unsigned char sha1[20]; |
f5bbc322 | 1630 | struct ref_lock *ref_lock; |
6bb6b034 | 1631 | struct commit_list *parents = NULL, **pptr = &parents; |
cf10f9fd | 1632 | struct stat statbuf; |
06bb643b | 1633 | struct commit *current_head = NULL; |
ed7a42a0 | 1634 | struct commit_extra_header *extra = NULL; |
f5bbc322 | 1635 | |
5d3dd915 NTND |
1636 | if (argc == 2 && !strcmp(argv[1], "-h")) |
1637 | usage_with_options(builtin_commit_usage, builtin_commit_options); | |
1638 | ||
5c25dfaa | 1639 | status_init_config(&s, git_commit_config); |
f0915cba | 1640 | status_format = STATUS_FORMAT_NONE; /* Ignore status.short */ |
4d2292e9 | 1641 | s.colopts = 0; |
f5bbc322 | 1642 | |
06bb643b JH |
1643 | if (get_sha1("HEAD", sha1)) |
1644 | current_head = NULL; | |
1645 | else { | |
baf18fc2 | 1646 | current_head = lookup_commit_or_die(sha1, "HEAD"); |
5e7d4d3e | 1647 | if (parse_commit(current_head)) |
06bb643b JH |
1648 | die(_("could not parse HEAD commit")); |
1649 | } | |
036dbbfb JK |
1650 | argc = parse_and_validate_options(argc, argv, builtin_commit_options, |
1651 | builtin_commit_usage, | |
06bb643b | 1652 | prefix, current_head, &s); |
c9bfb953 | 1653 | if (dry_run) |
06bb643b | 1654 | return dry_run_commit(argc, argv, prefix, current_head, &s); |
06bb643b | 1655 | index_file = prepare_index(argc, argv, prefix, current_head, 0); |
f5bbc322 | 1656 | |
ec84bd00 PB |
1657 | /* Set up everything for writing the commit object. This includes |
1658 | running hooks, writing the trees, and interacting with the user. */ | |
06bb643b JH |
1659 | if (!prepare_to_commit(index_file, prefix, |
1660 | current_head, &s, &author_ident)) { | |
2888605c | 1661 | rollback_index_files(); |
f5bbc322 KH |
1662 | return 1; |
1663 | } | |
1664 | ||
f5bbc322 | 1665 | /* Determine parents */ |
643cb5f7 | 1666 | reflog_msg = getenv("GIT_REFLOG_ACTION"); |
06bb643b | 1667 | if (!current_head) { |
643cb5f7 CC |
1668 | if (!reflog_msg) |
1669 | reflog_msg = "commit (initial)"; | |
f5bbc322 KH |
1670 | } else if (amend) { |
1671 | struct commit_list *c; | |
f5bbc322 | 1672 | |
643cb5f7 CC |
1673 | if (!reflog_msg) |
1674 | reflog_msg = "commit (amend)"; | |
06bb643b | 1675 | for (c = current_head->parents; c; c = c->next) |
6bb6b034 | 1676 | pptr = &commit_list_insert(c->item, pptr)->next; |
37f7a857 | 1677 | } else if (whence == FROM_MERGE) { |
f285a2d7 | 1678 | struct strbuf m = STRBUF_INIT; |
f5bbc322 | 1679 | FILE *fp; |
e23fd15a | 1680 | int allow_fast_forward = 1; |
f5bbc322 | 1681 | |
643cb5f7 CC |
1682 | if (!reflog_msg) |
1683 | reflog_msg = "commit (merge)"; | |
06bb643b | 1684 | pptr = &commit_list_insert(current_head, pptr)->next; |
f5bbc322 KH |
1685 | fp = fopen(git_path("MERGE_HEAD"), "r"); |
1686 | if (fp == NULL) | |
8a6179bc | 1687 | die_errno(_("could not open '%s' for reading"), |
d824cbba | 1688 | git_path("MERGE_HEAD")); |
7c3fd25d | 1689 | while (strbuf_getline(&m, fp, '\n') != EOF) { |
5231c633 JH |
1690 | struct commit *parent; |
1691 | ||
1692 | parent = get_merge_parent(m.buf); | |
1693 | if (!parent) | |
8a6179bc | 1694 | die(_("Corrupt MERGE_HEAD file (%s)"), m.buf); |
5231c633 | 1695 | pptr = &commit_list_insert(parent, pptr)->next; |
7c3fd25d | 1696 | } |
f5bbc322 KH |
1697 | fclose(fp); |
1698 | strbuf_release(&m); | |
cf10f9fd MV |
1699 | if (!stat(git_path("MERGE_MODE"), &statbuf)) { |
1700 | if (strbuf_read_file(&sb, git_path("MERGE_MODE"), 0) < 0) | |
8a6179bc | 1701 | die_errno(_("could not read MERGE_MODE")); |
cf10f9fd MV |
1702 | if (!strcmp(sb.buf, "no-ff")) |
1703 | allow_fast_forward = 0; | |
1704 | } | |
1705 | if (allow_fast_forward) | |
1706 | parents = reduce_heads(parents); | |
f5bbc322 | 1707 | } else { |
643cb5f7 | 1708 | if (!reflog_msg) |
37f7a857 JS |
1709 | reflog_msg = (whence == FROM_CHERRY_PICK) |
1710 | ? "commit (cherry-pick)" | |
1711 | : "commit"; | |
06bb643b | 1712 | pptr = &commit_list_insert(current_head, pptr)->next; |
f5bbc322 | 1713 | } |
f5bbc322 | 1714 | |
ec84bd00 | 1715 | /* Finally, get the commit message */ |
cf10f9fd | 1716 | strbuf_reset(&sb); |
740001a5 | 1717 | if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0) { |
0721c314 | 1718 | int saved_errno = errno; |
740001a5 | 1719 | rollback_index_files(); |
8a6179bc | 1720 | die(_("could not read commit message: %s"), strerror(saved_errno)); |
740001a5 | 1721 | } |
99a12694 | 1722 | |
75df1f43 NTND |
1723 | if (verbose || /* Truncate the message just before the diff, if any. */ |
1724 | cleanup_mode == CLEANUP_SCISSORS) | |
1a72cfd7 | 1725 | wt_status_truncate_message_at_cut_line(&sb); |
99a12694 | 1726 | |
5f065737 AR |
1727 | if (cleanup_mode != CLEANUP_NONE) |
1728 | stripspace(&sb, cleanup_mode == CLEANUP_ALL); | |
b2eda9bd JH |
1729 | if (template_untouched(&sb) && !allow_empty_message) { |
1730 | rollback_index_files(); | |
1731 | fprintf(stderr, _("Aborting commit; you did not edit the message.\n")); | |
1732 | exit(1); | |
1733 | } | |
c9b5fde7 | 1734 | if (message_is_empty(&sb) && !allow_empty_message) { |
2888605c | 1735 | rollback_index_files(); |
8a6179bc | 1736 | fprintf(stderr, _("Aborting commit due to empty commit message.\n")); |
fdc7c811 | 1737 | exit(1); |
2888605c | 1738 | } |
f5bbc322 | 1739 | |
0074d18d | 1740 | if (amend) { |
c871a1d1 JH |
1741 | const char *exclude_gpgsig[2] = { "gpgsig", NULL }; |
1742 | extra = read_commit_extra_headers(current_head, exclude_gpgsig); | |
0074d18d JH |
1743 | } else { |
1744 | struct commit_extra_header **tail = &extra; | |
1745 | append_merge_tag_headers(parents, &tail); | |
1746 | } | |
ed7a42a0 | 1747 | |
f35ccd9b | 1748 | if (commit_tree_extended(&sb, active_cache_tree->sha1, parents, sha1, |
ba3c69a9 | 1749 | author_ident.buf, sign_commit, extra)) { |
2888605c | 1750 | rollback_index_files(); |
8a6179bc | 1751 | die(_("failed to write commit object")); |
2888605c | 1752 | } |
4c28e4ad | 1753 | strbuf_release(&author_ident); |
ed7a42a0 | 1754 | free_commit_extra_headers(extra); |
f5bbc322 KH |
1755 | |
1756 | ref_lock = lock_any_ref_for_update("HEAD", | |
06bb643b JH |
1757 | !current_head |
1758 | ? NULL | |
1759 | : current_head->object.sha1, | |
9bbb0fa1 | 1760 | 0, NULL); |
55a5c8d7 RS |
1761 | if (!ref_lock) { |
1762 | rollback_index_files(); | |
1763 | die(_("cannot lock HEAD ref")); | |
1764 | } | |
f5bbc322 | 1765 | |
6bb6b034 | 1766 | nl = strchr(sb.buf, '\n'); |
741707b1 JS |
1767 | if (nl) |
1768 | strbuf_setlen(&sb, nl + 1 - sb.buf); | |
1769 | else | |
1770 | strbuf_addch(&sb, '\n'); | |
741707b1 JS |
1771 | strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg)); |
1772 | strbuf_insert(&sb, strlen(reflog_msg), ": ", 2); | |
f5bbc322 | 1773 | |
06bb643b | 1774 | if (write_ref_sha1(ref_lock, sha1, sb.buf) < 0) { |
2888605c | 1775 | rollback_index_files(); |
8a6179bc | 1776 | die(_("cannot update HEAD ref")); |
2888605c | 1777 | } |
f5bbc322 | 1778 | |
d7e5c0cb | 1779 | unlink(git_path("CHERRY_PICK_HEAD")); |
82433cdf | 1780 | unlink(git_path("REVERT_HEAD")); |
f5bbc322 KH |
1781 | unlink(git_path("MERGE_HEAD")); |
1782 | unlink(git_path("MERGE_MSG")); | |
cf10f9fd | 1783 | unlink(git_path("MERGE_MODE")); |
5a95b855 | 1784 | unlink(git_path("SQUASH_MSG")); |
f5bbc322 | 1785 | |
5a9dd399 | 1786 | if (commit_index_files()) |
8a6179bc | 1787 | die (_("Repository has been updated, but unable to write\n" |
5a9dd399 | 1788 | "new_index file. Check that disk is not full or quota is\n" |
8a6179bc | 1789 | "not exceeded, and then \"git reset HEAD\" to recover.")); |
f5bbc322 | 1790 | |
cb6020bb | 1791 | rerere(0); |
15048f8a | 1792 | run_commit_hook(use_editor, get_index_file(), "post-commit", NULL); |
6f6bee3b | 1793 | if (amend && !no_post_rewrite) { |
6360d343 TR |
1794 | struct notes_rewrite_cfg *cfg; |
1795 | cfg = init_copy_notes_for_rewrite("amend"); | |
1796 | if (cfg) { | |
06bb643b JH |
1797 | /* we are amending, so current_head is not NULL */ |
1798 | copy_note_for_rewrite(cfg, current_head->object.sha1, sha1); | |
80a14665 | 1799 | finish_copy_notes_for_rewrite(cfg, "Notes added by 'git commit --amend'"); |
6360d343 | 1800 | } |
06bb643b | 1801 | run_rewrite_hook(current_head->object.sha1, sha1); |
6f6bee3b | 1802 | } |
f5bbc322 | 1803 | if (!quiet) |
06bb643b | 1804 | print_summary(prefix, sha1, !current_head); |
f5bbc322 KH |
1805 | |
1806 | return 0; | |
1807 | } |