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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" |
f5bbc322 KH |
29 | |
30 | static const char * const builtin_commit_usage[] = { | |
1b1dd23f | 31 | "git commit [options] [--] <filepattern>...", |
f5bbc322 KH |
32 | NULL |
33 | }; | |
34 | ||
2f02b25f | 35 | static const char * const builtin_status_usage[] = { |
1b1dd23f | 36 | "git status [options] [--] <filepattern>...", |
2f02b25f SB |
37 | NULL |
38 | }; | |
39 | ||
49ff9a7a | 40 | static const char implicit_ident_advice[] = |
fc88e316 | 41 | N_("Your name and email address were configured automatically based\n" |
49ff9a7a JK |
42 | "on your username and hostname. Please check that they are accurate.\n" |
43 | "You can suppress this message by setting them explicitly:\n" | |
44 | "\n" | |
8bb45b25 | 45 | " git config --global user.name \"Your Name\"\n" |
49ff9a7a JK |
46 | " git config --global user.email you@example.com\n" |
47 | "\n" | |
3f142468 | 48 | "After doing this, you may fix the identity used for this commit with:\n" |
49ff9a7a | 49 | "\n" |
fc88e316 | 50 | " git commit --amend --reset-author\n"); |
49ff9a7a | 51 | |
f197ed2f | 52 | static const char empty_amend_advice[] = |
fc88e316 | 53 | N_("You asked to amend the most recent commit, but doing so would make\n" |
f197ed2f | 54 | "it empty. You can repeat your command with --allow-empty, or you can\n" |
fc88e316 | 55 | "remove the commit entirely with \"git reset HEAD^\".\n"); |
f197ed2f | 56 | |
37f7a857 | 57 | static const char empty_cherry_pick_advice[] = |
6c80cd29 | 58 | N_("The previous cherry-pick is now empty, possibly due to conflict resolution.\n" |
37f7a857 JS |
59 | "If you wish to commit it anyway, use:\n" |
60 | "\n" | |
61 | " git commit --allow-empty\n" | |
62 | "\n" | |
6c80cd29 | 63 | "Otherwise, please use 'git reset'\n"); |
37f7a857 | 64 | |
37f7a857 | 65 | static const char *use_message_buffer; |
f5bbc322 | 66 | static const char commit_editmsg[] = "COMMIT_EDITMSG"; |
2888605c JH |
67 | static struct lock_file index_lock; /* real index */ |
68 | static struct lock_file false_lock; /* used only for partial commits */ | |
69 | static enum { | |
70 | COMMIT_AS_IS = 1, | |
71 | COMMIT_NORMAL, | |
4b05548f | 72 | COMMIT_PARTIAL |
2888605c | 73 | } commit_style; |
f5bbc322 | 74 | |
dbd0f5c7 | 75 | static const char *logfile, *force_author; |
984c6e7e | 76 | static const char *template_file; |
37f7a857 JS |
77 | /* |
78 | * The _message variables are commit names from which to take | |
79 | * the commit message and/or authorship. | |
80 | */ | |
81 | static const char *author_message, *author_message_buffer; | |
f5bbc322 | 82 | static char *edit_message, *use_message; |
89ac1223 | 83 | static char *fixup_message, *squash_message; |
b4bd4668 | 84 | static int all, edit_flag, also, interactive, patch_interactive, only, amend, signoff; |
c51f6cee | 85 | static int quiet, verbose, no_verify, allow_empty, dry_run, renew_authorship; |
c9b5fde7 | 86 | static int no_post_rewrite, allow_empty_message; |
46a958b3 | 87 | static char *untracked_files_arg, *force_date, *ignore_submodule_arg; |
5f065737 AR |
88 | /* |
89 | * The default commit message cleanup mode will remove the lines | |
90 | * beginning with # (shell comments) and leading and trailing | |
91 | * whitespaces (empty lines or containing only whitespaces) | |
92 | * if editor is used, and only the whitespaces if the message | |
93 | * is specified explicitly. | |
94 | */ | |
95 | static enum { | |
96 | CLEANUP_SPACE, | |
97 | CLEANUP_NONE, | |
4b05548f | 98 | CLEANUP_ALL |
5f065737 AR |
99 | } cleanup_mode; |
100 | static char *cleanup_arg; | |
f5bbc322 | 101 | |
37f7a857 | 102 | static enum commit_whence whence; |
06bb643b | 103 | static int use_editor = 1, include_status = 1; |
2381e39e | 104 | static int show_ignored_in_status; |
3b6aeb3c JS |
105 | static const char *only_include_assumed; |
106 | static struct strbuf message; | |
f9568530 | 107 | |
7c9f7038 JK |
108 | static int null_termination; |
109 | static enum { | |
110 | STATUS_FORMAT_LONG, | |
111 | STATUS_FORMAT_SHORT, | |
4b05548f | 112 | STATUS_FORMAT_PORCELAIN |
7c9f7038 | 113 | } status_format = STATUS_FORMAT_LONG; |
05a59a08 | 114 | static int status_show_branch; |
7c9f7038 | 115 | |
f9568530 JS |
116 | static int opt_parse_m(const struct option *opt, const char *arg, int unset) |
117 | { | |
118 | struct strbuf *buf = opt->value; | |
119 | if (unset) | |
120 | strbuf_setlen(buf, 0); | |
121 | else { | |
122 | strbuf_addstr(buf, arg); | |
3b6aeb3c | 123 | strbuf_addstr(buf, "\n\n"); |
f9568530 JS |
124 | } |
125 | return 0; | |
126 | } | |
f5bbc322 KH |
127 | |
128 | static struct option builtin_commit_options[] = { | |
8c839683 JN |
129 | OPT__QUIET(&quiet, "suppress summary after successful commit"), |
130 | OPT__VERBOSE(&verbose, "show diff in commit message template"), | |
f5bbc322 | 131 | |
e97ca7f4 | 132 | OPT_GROUP("Commit message options"), |
726c4e3d | 133 | OPT_FILENAME('F', "file", &logfile, "read message from file"), |
23c6a803 MG |
134 | OPT_STRING(0, "author", &force_author, "author", "override author for commit"), |
135 | OPT_STRING(0, "date", &force_date, "date", "override date for commit"), | |
136 | OPT_CALLBACK('m', "message", &message, "message", "commit message", opt_parse_m), | |
137 | OPT_STRING('c', "reedit-message", &edit_message, "commit", "reuse and edit message from specified commit"), | |
138 | OPT_STRING('C', "reuse-message", &use_message, "commit", "reuse message from specified commit"), | |
139 | OPT_STRING(0, "fixup", &fixup_message, "commit", "use autosquash formatted message to fixup specified commit"), | |
140 | OPT_STRING(0, "squash", &squash_message, "commit", "use autosquash formatted message to squash specified commit"), | |
c51f6cee | 141 | OPT_BOOLEAN(0, "reset-author", &renew_authorship, "the commit is authored by me now (used with -C-c/--amend)"), |
362b0dd5 | 142 | OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"), |
df217ed6 | 143 | OPT_FILENAME('t', "template", &template_file, "use specified template file"), |
f5bbc322 | 144 | OPT_BOOLEAN('e', "edit", &edit_flag, "force edit of commit"), |
e97ca7f4 | 145 | OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"), |
bed575e4 | 146 | OPT_BOOLEAN(0, "status", &include_status, "include status in commit message template"), |
e97ca7f4 | 147 | /* end commit message options */ |
f5bbc322 KH |
148 | |
149 | OPT_GROUP("Commit contents options"), | |
150 | OPT_BOOLEAN('a', "all", &all, "commit all changed files"), | |
151 | OPT_BOOLEAN('i', "include", &also, "add specified files to index for commit"), | |
152 | OPT_BOOLEAN(0, "interactive", &interactive, "interactively add files"), | |
b4bd4668 | 153 | OPT_BOOLEAN('p', "patch", &patch_interactive, "interactively add changes"), |
d4ba07ca | 154 | OPT_BOOLEAN('o', "only", &only, "commit only specified files"), |
f5bbc322 | 155 | OPT_BOOLEAN('n', "no-verify", &no_verify, "bypass pre-commit hook"), |
3a5d13a3 | 156 | OPT_BOOLEAN(0, "dry-run", &dry_run, "show what would be committed"), |
7c9f7038 JK |
157 | OPT_SET_INT(0, "short", &status_format, "show status concisely", |
158 | STATUS_FORMAT_SHORT), | |
05a59a08 | 159 | OPT_BOOLEAN(0, "branch", &status_show_branch, "show branch information"), |
7c9f7038 | 160 | OPT_SET_INT(0, "porcelain", &status_format, |
ba9d7fe1 | 161 | "machine-readable output", STATUS_FORMAT_PORCELAIN), |
7c9f7038 JK |
162 | OPT_BOOLEAN('z', "null", &null_termination, |
163 | "terminate entries with NUL"), | |
f5bbc322 | 164 | OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"), |
6f6bee3b | 165 | OPT_BOOLEAN(0, "no-post-rewrite", &no_post_rewrite, "bypass post-rewrite hook"), |
8547090c | 166 | { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, |
e97ca7f4 | 167 | /* end commit contents options */ |
f5bbc322 | 168 | |
c9b5fde7 ÆAB |
169 | { OPTION_BOOLEAN, 0, "allow-empty", &allow_empty, NULL, |
170 | "ok to record an empty change", | |
171 | PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, | |
172 | { OPTION_BOOLEAN, 0, "allow-empty-message", &allow_empty_message, NULL, | |
173 | "ok to record a change with an empty message", | |
174 | PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, | |
175 | ||
f5bbc322 KH |
176 | OPT_END() |
177 | }; | |
178 | ||
37f7a857 JS |
179 | static void determine_whence(struct wt_status *s) |
180 | { | |
181 | if (file_exists(git_path("MERGE_HEAD"))) | |
182 | whence = FROM_MERGE; | |
183 | else if (file_exists(git_path("CHERRY_PICK_HEAD"))) | |
184 | whence = FROM_CHERRY_PICK; | |
185 | else | |
186 | whence = FROM_COMMIT; | |
187 | if (s) | |
188 | s->whence = whence; | |
189 | } | |
190 | ||
191 | static const char *whence_s(void) | |
192 | { | |
193 | char *s = ""; | |
194 | ||
195 | switch (whence) { | |
196 | case FROM_COMMIT: | |
197 | break; | |
198 | case FROM_MERGE: | |
199 | s = "merge"; | |
200 | break; | |
201 | case FROM_CHERRY_PICK: | |
202 | s = "cherry-pick"; | |
203 | break; | |
204 | } | |
205 | ||
206 | return s; | |
207 | } | |
208 | ||
2888605c JH |
209 | static void rollback_index_files(void) |
210 | { | |
211 | switch (commit_style) { | |
212 | case COMMIT_AS_IS: | |
213 | break; /* nothing to do */ | |
214 | case COMMIT_NORMAL: | |
215 | rollback_lock_file(&index_lock); | |
216 | break; | |
217 | case COMMIT_PARTIAL: | |
218 | rollback_lock_file(&index_lock); | |
219 | rollback_lock_file(&false_lock); | |
220 | break; | |
221 | } | |
222 | } | |
223 | ||
5a9dd399 | 224 | static int commit_index_files(void) |
2888605c | 225 | { |
5a9dd399 BC |
226 | int err = 0; |
227 | ||
2888605c JH |
228 | switch (commit_style) { |
229 | case COMMIT_AS_IS: | |
230 | break; /* nothing to do */ | |
231 | case COMMIT_NORMAL: | |
5a9dd399 | 232 | err = commit_lock_file(&index_lock); |
2888605c JH |
233 | break; |
234 | case COMMIT_PARTIAL: | |
5a9dd399 | 235 | err = commit_lock_file(&index_lock); |
2888605c JH |
236 | rollback_lock_file(&false_lock); |
237 | break; | |
238 | } | |
5a9dd399 BC |
239 | |
240 | return err; | |
2888605c JH |
241 | } |
242 | ||
243 | /* | |
244 | * Take a union of paths in the index and the named tree (typically, "HEAD"), | |
245 | * and return the paths that match the given pattern in list. | |
246 | */ | |
c455c87c | 247 | static int list_paths(struct string_list *list, const char *with_tree, |
2888605c JH |
248 | const char *prefix, const char **pattern) |
249 | { | |
250 | int i; | |
251 | char *m; | |
252 | ||
253 | for (i = 0; pattern[i]; i++) | |
254 | ; | |
255 | m = xcalloc(1, i); | |
256 | ||
8894d535 | 257 | if (with_tree) { |
f950eb95 | 258 | char *max_prefix = common_prefix(pattern); |
5879f568 CB |
259 | overlay_tree_on_cache(with_tree, max_prefix ? max_prefix : prefix); |
260 | free(max_prefix); | |
8894d535 | 261 | } |
2888605c JH |
262 | |
263 | for (i = 0; i < active_nr; i++) { | |
264 | struct cache_entry *ce = active_cache[i]; | |
7fce6e3c NTND |
265 | struct string_list_item *item; |
266 | ||
7a51ed66 | 267 | if (ce->ce_flags & CE_UPDATE) |
e87e22d0 | 268 | continue; |
0b50922a | 269 | if (!match_pathspec(pattern, ce->name, ce_namelen(ce), 0, m)) |
2888605c | 270 | continue; |
78a395d3 | 271 | item = string_list_insert(list, ce->name); |
7fce6e3c NTND |
272 | if (ce_skip_worktree(ce)) |
273 | item->util = item; /* better a valid pointer than a fake one */ | |
2888605c JH |
274 | } |
275 | ||
0f64bfa9 | 276 | return report_path_error(m, pattern, prefix); |
2888605c JH |
277 | } |
278 | ||
c455c87c | 279 | static void add_remove_files(struct string_list *list) |
2888605c JH |
280 | { |
281 | int i; | |
282 | for (i = 0; i < list->nr; i++) { | |
d177cab0 | 283 | struct stat st; |
c455c87c | 284 | struct string_list_item *p = &(list->items[i]); |
d177cab0 | 285 | |
7fce6e3c NTND |
286 | /* p->util is skip-worktree */ |
287 | if (p->util) | |
b4d1690d | 288 | continue; |
d177cab0 | 289 | |
c455c87c JS |
290 | if (!lstat(p->string, &st)) { |
291 | if (add_to_cache(p->string, &st, 0)) | |
8a6179bc | 292 | die(_("updating files failed")); |
960b8ad1 | 293 | } else |
c455c87c | 294 | remove_file_from_cache(p->string); |
2888605c JH |
295 | } |
296 | } | |
297 | ||
06bb643b | 298 | static void create_base_index(const struct commit *current_head) |
fa9dcf80 LT |
299 | { |
300 | struct tree *tree; | |
301 | struct unpack_trees_options opts; | |
302 | struct tree_desc t; | |
303 | ||
06bb643b | 304 | if (!current_head) { |
fa9dcf80 LT |
305 | discard_cache(); |
306 | return; | |
307 | } | |
308 | ||
309 | memset(&opts, 0, sizeof(opts)); | |
310 | opts.head_idx = 1; | |
311 | opts.index_only = 1; | |
312 | opts.merge = 1; | |
34110cd4 LT |
313 | opts.src_index = &the_index; |
314 | opts.dst_index = &the_index; | |
fa9dcf80 LT |
315 | |
316 | opts.fn = oneway_merge; | |
06bb643b | 317 | tree = parse_tree_indirect(current_head->object.sha1); |
fa9dcf80 | 318 | if (!tree) |
8a6179bc | 319 | die(_("failed to unpack HEAD tree object")); |
fa9dcf80 LT |
320 | parse_tree(tree); |
321 | init_tree_desc(&t, tree->buffer, tree->size); | |
203a2fe1 DB |
322 | if (unpack_trees(1, &t, &opts)) |
323 | exit(128); /* We've already reported the error, finish dying */ | |
fa9dcf80 LT |
324 | } |
325 | ||
d38a30df MM |
326 | static void refresh_cache_or_die(int refresh_flags) |
327 | { | |
328 | /* | |
329 | * refresh_flags contains REFRESH_QUIET, so the only errors | |
330 | * are for unmerged entries. | |
331 | */ | |
332 | if (refresh_cache(refresh_flags | REFRESH_IN_PORCELAIN)) | |
333 | die_resolve_conflict("commit"); | |
334 | } | |
335 | ||
06bb643b JH |
336 | static char *prepare_index(int argc, const char **argv, const char *prefix, |
337 | const struct commit *current_head, int is_status) | |
f5bbc322 KH |
338 | { |
339 | int fd; | |
c455c87c | 340 | struct string_list partial; |
2888605c | 341 | const char **pathspec = NULL; |
1020d087 | 342 | char *old_index_env = NULL; |
50b7e70f | 343 | int refresh_flags = REFRESH_QUIET; |
f5bbc322 | 344 | |
50b7e70f JH |
345 | if (is_status) |
346 | refresh_flags |= REFRESH_UNMERGED; | |
f5bbc322 | 347 | |
f64fe7b4 JH |
348 | if (*argv) |
349 | pathspec = get_pathspec(prefix, argv); | |
2888605c | 350 | |
671c9b7e | 351 | if (read_cache_preload(pathspec) < 0) |
8a6179bc | 352 | die(_("index file corrupt")); |
671c9b7e | 353 | |
1020d087 CI |
354 | if (interactive) { |
355 | fd = hold_locked_index(&index_lock, 1); | |
356 | ||
357 | refresh_cache_or_die(refresh_flags); | |
358 | ||
359 | if (write_cache(fd, active_cache, active_nr) || | |
360 | close_lock_file(&index_lock)) | |
361 | die(_("unable to create temporary index")); | |
362 | ||
363 | old_index_env = getenv(INDEX_ENVIRONMENT); | |
364 | setenv(INDEX_ENVIRONMENT, index_lock.filename, 1); | |
365 | ||
b4bd4668 | 366 | if (interactive_add(argc, argv, prefix, patch_interactive) != 0) |
1020d087 CI |
367 | die(_("interactive add failed")); |
368 | ||
369 | if (old_index_env && *old_index_env) | |
370 | setenv(INDEX_ENVIRONMENT, old_index_env, 1); | |
371 | else | |
372 | unsetenv(INDEX_ENVIRONMENT); | |
373 | ||
374 | discard_cache(); | |
375 | read_cache_from(index_lock.filename); | |
376 | ||
377 | commit_style = COMMIT_NORMAL; | |
378 | return index_lock.filename; | |
379 | } | |
380 | ||
2888605c JH |
381 | /* |
382 | * Non partial, non as-is commit. | |
383 | * | |
384 | * (1) get the real index; | |
385 | * (2) update the_index as necessary; | |
386 | * (3) write the_index out to the real index (still locked); | |
387 | * (4) return the name of the locked index file. | |
388 | * | |
389 | * The caller should run hooks on the locked real index, and | |
390 | * (A) if all goes well, commit the real index; | |
391 | * (B) on failure, rollback the real index. | |
392 | */ | |
393 | if (all || (also && pathspec && *pathspec)) { | |
1f2362a9 | 394 | fd = hold_locked_index(&index_lock, 1); |
7ae02a30 | 395 | add_files_to_cache(also ? prefix : NULL, pathspec, 0); |
d38a30df | 396 | refresh_cache_or_die(refresh_flags); |
4ed7cd3a BC |
397 | if (write_cache(fd, active_cache, active_nr) || |
398 | close_lock_file(&index_lock)) | |
8a6179bc | 399 | die(_("unable to write new_index file")); |
2888605c JH |
400 | commit_style = COMMIT_NORMAL; |
401 | return index_lock.filename; | |
f5bbc322 KH |
402 | } |
403 | ||
2888605c JH |
404 | /* |
405 | * As-is commit. | |
406 | * | |
407 | * (1) return the name of the real index file. | |
408 | * | |
73276235 MH |
409 | * The caller should run hooks on the real index, |
410 | * and create commit from the_index. | |
2888605c JH |
411 | * We still need to refresh the index here. |
412 | */ | |
413 | if (!pathspec || !*pathspec) { | |
414 | fd = hold_locked_index(&index_lock, 1); | |
d38a30df | 415 | refresh_cache_or_die(refresh_flags); |
d5f5d0a9 JH |
416 | if (active_cache_changed) { |
417 | if (write_cache(fd, active_cache, active_nr) || | |
418 | commit_locked_index(&index_lock)) | |
8a6179bc | 419 | die(_("unable to write new_index file")); |
d5f5d0a9 JH |
420 | } else { |
421 | rollback_lock_file(&index_lock); | |
422 | } | |
2888605c | 423 | commit_style = COMMIT_AS_IS; |
f5bbc322 KH |
424 | return get_index_file(); |
425 | } | |
426 | ||
2888605c JH |
427 | /* |
428 | * A partial commit. | |
429 | * | |
430 | * (0) find the set of affected paths; | |
431 | * (1) get lock on the real index file; | |
432 | * (2) update the_index with the given paths; | |
433 | * (3) write the_index out to the real index (still locked); | |
434 | * (4) get lock on the false index file; | |
435 | * (5) reset the_index from HEAD; | |
436 | * (6) update the_index the same way as (2); | |
437 | * (7) write the_index out to the false index file; | |
438 | * (8) return the name of the false index file (still locked); | |
439 | * | |
440 | * The caller should run hooks on the locked false index, and | |
441 | * create commit from it. Then | |
442 | * (A) if all goes well, commit the real index; | |
443 | * (B) on failure, rollback the real index; | |
444 | * In either case, rollback the false index. | |
445 | */ | |
446 | commit_style = COMMIT_PARTIAL; | |
447 | ||
37f7a857 | 448 | if (whence != FROM_COMMIT) |
6c80cd29 | 449 | die(_("cannot do a partial commit during a %s."), whence_s()); |
2888605c JH |
450 | |
451 | memset(&partial, 0, sizeof(partial)); | |
c455c87c | 452 | partial.strdup_strings = 1; |
06bb643b | 453 | if (list_paths(&partial, !current_head ? NULL : "HEAD", prefix, pathspec)) |
2888605c JH |
454 | exit(1); |
455 | ||
456 | discard_cache(); | |
457 | if (read_cache() < 0) | |
8a6179bc | 458 | die(_("cannot read the index")); |
2888605c JH |
459 | |
460 | fd = hold_locked_index(&index_lock, 1); | |
461 | add_remove_files(&partial); | |
ef12b50d | 462 | refresh_cache(REFRESH_QUIET); |
4ed7cd3a BC |
463 | if (write_cache(fd, active_cache, active_nr) || |
464 | close_lock_file(&index_lock)) | |
8a6179bc | 465 | die(_("unable to write new_index file")); |
f5bbc322 | 466 | |
2888605c | 467 | fd = hold_lock_file_for_update(&false_lock, |
a157400c JH |
468 | git_path("next-index-%"PRIuMAX, |
469 | (uintmax_t) getpid()), | |
acd3b9ec | 470 | LOCK_DIE_ON_ERROR); |
fa9dcf80 | 471 | |
06bb643b | 472 | create_base_index(current_head); |
2888605c | 473 | add_remove_files(&partial); |
d37d3203 | 474 | refresh_cache(REFRESH_QUIET); |
f5bbc322 | 475 | |
4ed7cd3a BC |
476 | if (write_cache(fd, active_cache, active_nr) || |
477 | close_lock_file(&false_lock)) | |
8a6179bc | 478 | die(_("unable to write temporary index file")); |
959ba670 JK |
479 | |
480 | discard_cache(); | |
481 | read_cache_from(false_lock.filename); | |
482 | ||
2888605c | 483 | return false_lock.filename; |
f5bbc322 KH |
484 | } |
485 | ||
d249b098 JH |
486 | static int run_status(FILE *fp, const char *index_file, const char *prefix, int nowarn, |
487 | struct wt_status *s) | |
f5bbc322 | 488 | { |
76e2f7ce JH |
489 | unsigned char sha1[20]; |
490 | ||
d249b098 JH |
491 | if (s->relative_paths) |
492 | s->prefix = prefix; | |
f5bbc322 KH |
493 | |
494 | if (amend) { | |
d249b098 JH |
495 | s->amend = 1; |
496 | s->reference = "HEAD^1"; | |
f5bbc322 | 497 | } |
d249b098 JH |
498 | s->verbose = verbose; |
499 | s->index_file = index_file; | |
500 | s->fp = fp; | |
501 | s->nowarn = nowarn; | |
76e2f7ce | 502 | s->is_initial = get_sha1(s->reference, sha1) ? 1 : 0; |
f5bbc322 | 503 | |
76e2f7ce | 504 | wt_status_collect(s); |
7c9f7038 JK |
505 | |
506 | switch (status_format) { | |
507 | case STATUS_FORMAT_SHORT: | |
05a59a08 | 508 | wt_shortstatus_print(s, null_termination, status_show_branch); |
7c9f7038 JK |
509 | break; |
510 | case STATUS_FORMAT_PORCELAIN: | |
4a7cc2fd | 511 | wt_porcelain_print(s, null_termination); |
7c9f7038 JK |
512 | break; |
513 | case STATUS_FORMAT_LONG: | |
514 | wt_status_print(s); | |
515 | break; | |
516 | } | |
f5bbc322 | 517 | |
d249b098 | 518 | return s->commitable; |
f5bbc322 KH |
519 | } |
520 | ||
06bb643b | 521 | static int is_a_merge(const struct commit *current_head) |
ec84bd00 | 522 | { |
06bb643b | 523 | return !!(current_head->parents && current_head->parents->next); |
ec84bd00 PB |
524 | } |
525 | ||
f5bbc322 KH |
526 | static const char sign_off_header[] = "Signed-off-by: "; |
527 | ||
4c28e4ad | 528 | static void determine_author_info(struct strbuf *author_ident) |
a45d46ba SB |
529 | { |
530 | char *name, *email, *date; | |
531 | ||
532 | name = getenv("GIT_AUTHOR_NAME"); | |
533 | email = getenv("GIT_AUTHOR_EMAIL"); | |
534 | date = getenv("GIT_AUTHOR_DATE"); | |
535 | ||
37f7a857 | 536 | if (author_message) { |
a45d46ba SB |
537 | const char *a, *lb, *rb, *eol; |
538 | ||
37f7a857 | 539 | a = strstr(author_message_buffer, "\nauthor "); |
a45d46ba | 540 | if (!a) |
6c80cd29 | 541 | die(_("invalid commit: %s"), author_message); |
a45d46ba | 542 | |
fb7749e4 JN |
543 | lb = strchrnul(a + strlen("\nauthor "), '<'); |
544 | rb = strchrnul(lb, '>'); | |
545 | eol = strchrnul(rb, '\n'); | |
546 | if (!*lb || !*rb || !*eol) | |
6c80cd29 | 547 | die(_("invalid commit: %s"), author_message); |
a45d46ba | 548 | |
fb7749e4 JN |
549 | if (lb == a + strlen("\nauthor ")) |
550 | /* \nauthor <foo@example.com> */ | |
551 | name = xcalloc(1, 1); | |
552 | else | |
553 | name = xmemdupz(a + strlen("\nauthor "), | |
554 | (lb - strlen(" ") - | |
555 | (a + strlen("\nauthor ")))); | |
556 | email = xmemdupz(lb + strlen("<"), rb - (lb + strlen("<"))); | |
557 | date = xmemdupz(rb + strlen("> "), eol - (rb + strlen("> "))); | |
a45d46ba SB |
558 | } |
559 | ||
560 | if (force_author) { | |
561 | const char *lb = strstr(force_author, " <"); | |
562 | const char *rb = strchr(force_author, '>'); | |
563 | ||
564 | if (!lb || !rb) | |
8a6179bc | 565 | die(_("malformed --author parameter")); |
a45d46ba SB |
566 | name = xstrndup(force_author, lb - force_author); |
567 | email = xstrndup(lb + 2, rb - (lb + 2)); | |
568 | } | |
569 | ||
02b47cd7 MV |
570 | if (force_date) |
571 | date = force_date; | |
4c28e4ad JH |
572 | strbuf_addstr(author_ident, fmt_ident(name, email, date, |
573 | IDENT_ERROR_ON_NO_NAME)); | |
a45d46ba SB |
574 | } |
575 | ||
c1e01b0c DB |
576 | static int ends_rfc2822_footer(struct strbuf *sb) |
577 | { | |
578 | int ch; | |
579 | int hit = 0; | |
580 | int i, j, k; | |
581 | int len = sb->len; | |
582 | int first = 1; | |
583 | const char *buf = sb->buf; | |
584 | ||
585 | for (i = len - 1; i > 0; i--) { | |
586 | if (hit && buf[i] == '\n') | |
587 | break; | |
588 | hit = (buf[i] == '\n'); | |
589 | } | |
590 | ||
591 | while (i < len - 1 && buf[i] == '\n') | |
592 | i++; | |
593 | ||
594 | for (; i < len; i = k) { | |
595 | for (k = i; k < len && buf[k] != '\n'; k++) | |
596 | ; /* do nothing */ | |
597 | k++; | |
598 | ||
599 | if ((buf[k] == ' ' || buf[k] == '\t') && !first) | |
600 | continue; | |
601 | ||
602 | first = 0; | |
603 | ||
604 | for (j = 0; i + j < len; j++) { | |
605 | ch = buf[i + j]; | |
606 | if (ch == ':') | |
607 | break; | |
608 | if (isalnum(ch) || | |
609 | (ch == '-')) | |
610 | continue; | |
611 | return 0; | |
612 | } | |
613 | } | |
614 | return 1; | |
615 | } | |
616 | ||
4c28e4ad JH |
617 | static char *cut_ident_timestamp_part(char *string) |
618 | { | |
619 | char *ket = strrchr(string, '>'); | |
620 | if (!ket || ket[1] != ' ') | |
8a6179bc | 621 | die(_("Malformed ident string: '%s'"), string); |
4c28e4ad JH |
622 | *++ket = '\0'; |
623 | return ket; | |
624 | } | |
625 | ||
d249b098 | 626 | static int prepare_to_commit(const char *index_file, const char *prefix, |
06bb643b | 627 | struct commit *current_head, |
4c28e4ad JH |
628 | struct wt_status *s, |
629 | struct strbuf *author_ident) | |
f5bbc322 KH |
630 | { |
631 | struct stat statbuf; | |
4c28e4ad | 632 | struct strbuf committer_ident = STRBUF_INIT; |
bc5d248a | 633 | int commitable, saved_color_setting; |
f285a2d7 | 634 | struct strbuf sb = STRBUF_INIT; |
f5bbc322 | 635 | char *buffer; |
8089c85b PB |
636 | const char *hook_arg1 = NULL; |
637 | const char *hook_arg2 = NULL; | |
bb1ae3f6 | 638 | int ident_shown = 0; |
8b1ae678 | 639 | int clean_message_contents = (cleanup_mode != CLEANUP_NONE); |
f5bbc322 | 640 | |
ec84bd00 PB |
641 | if (!no_verify && run_hook(index_file, "pre-commit", NULL)) |
642 | return 0; | |
f5bbc322 | 643 | |
89ac1223 PN |
644 | if (squash_message) { |
645 | /* | |
646 | * Insert the proper subject line before other commit | |
647 | * message options add their content. | |
648 | */ | |
649 | if (use_message && !strcmp(use_message, squash_message)) | |
650 | strbuf_addstr(&sb, "squash! "); | |
651 | else { | |
652 | struct pretty_print_context ctx = {0}; | |
653 | struct commit *c; | |
654 | c = lookup_commit_reference_by_name(squash_message); | |
655 | if (!c) | |
8a6179bc | 656 | die(_("could not lookup commit %s"), squash_message); |
89ac1223 PN |
657 | ctx.output_encoding = get_commit_output_encoding(); |
658 | format_commit_message(c, "squash! %s\n\n", &sb, | |
659 | &ctx); | |
660 | } | |
661 | } | |
662 | ||
f9568530 JS |
663 | if (message.len) { |
664 | strbuf_addbuf(&sb, &message); | |
8089c85b | 665 | hook_arg1 = "message"; |
f5bbc322 KH |
666 | } else if (logfile && !strcmp(logfile, "-")) { |
667 | if (isatty(0)) | |
8a6179bc | 668 | fprintf(stderr, _("(reading log message from standard input)\n")); |
f5bbc322 | 669 | if (strbuf_read(&sb, 0, 0) < 0) |
8a6179bc | 670 | die_errno(_("could not read log from standard input")); |
8089c85b | 671 | hook_arg1 = "message"; |
f5bbc322 KH |
672 | } else if (logfile) { |
673 | if (strbuf_read_file(&sb, logfile, 0) < 0) | |
8a6179bc | 674 | die_errno(_("could not read log file '%s'"), |
d824cbba | 675 | logfile); |
8089c85b | 676 | hook_arg1 = "message"; |
f5bbc322 KH |
677 | } else if (use_message) { |
678 | buffer = strstr(use_message_buffer, "\n\n"); | |
679 | if (!buffer || buffer[2] == '\0') | |
8a6179bc | 680 | die(_("commit has empty message")); |
f5bbc322 | 681 | strbuf_add(&sb, buffer + 2, strlen(buffer + 2)); |
8089c85b PB |
682 | hook_arg1 = "commit"; |
683 | hook_arg2 = use_message; | |
d71b8ba7 PN |
684 | } else if (fixup_message) { |
685 | struct pretty_print_context ctx = {0}; | |
686 | struct commit *commit; | |
687 | commit = lookup_commit_reference_by_name(fixup_message); | |
688 | if (!commit) | |
8a6179bc | 689 | die(_("could not lookup commit %s"), fixup_message); |
d71b8ba7 PN |
690 | ctx.output_encoding = get_commit_output_encoding(); |
691 | format_commit_message(commit, "fixup! %s\n\n", | |
692 | &sb, &ctx); | |
693 | hook_arg1 = "message"; | |
f5bbc322 KH |
694 | } else if (!stat(git_path("MERGE_MSG"), &statbuf)) { |
695 | if (strbuf_read_file(&sb, git_path("MERGE_MSG"), 0) < 0) | |
8a6179bc | 696 | die_errno(_("could not read MERGE_MSG")); |
8089c85b | 697 | hook_arg1 = "merge"; |
f5bbc322 KH |
698 | } else if (!stat(git_path("SQUASH_MSG"), &statbuf)) { |
699 | if (strbuf_read_file(&sb, git_path("SQUASH_MSG"), 0) < 0) | |
8a6179bc | 700 | die_errno(_("could not read SQUASH_MSG")); |
8089c85b | 701 | hook_arg1 = "squash"; |
2140b140 | 702 | } else if (template_file) { |
f5bbc322 | 703 | if (strbuf_read_file(&sb, template_file, 0) < 0) |
8a6179bc | 704 | die_errno(_("could not read '%s'"), template_file); |
8089c85b | 705 | hook_arg1 = "template"; |
8b1ae678 | 706 | clean_message_contents = 0; |
f5bbc322 KH |
707 | } |
708 | ||
8089c85b | 709 | /* |
37f7a857 JS |
710 | * The remaining cases don't modify the template message, but |
711 | * just set the argument(s) to the prepare-commit-msg hook. | |
8089c85b | 712 | */ |
37f7a857 | 713 | else if (whence == FROM_MERGE) |
8089c85b | 714 | hook_arg1 = "merge"; |
37f7a857 JS |
715 | else if (whence == FROM_CHERRY_PICK) { |
716 | hook_arg1 = "commit"; | |
717 | hook_arg2 = "CHERRY_PICK_HEAD"; | |
718 | } | |
8089c85b | 719 | |
89ac1223 PN |
720 | if (squash_message) { |
721 | /* | |
722 | * If squash_commit was used for the commit subject, | |
723 | * then we're possibly hijacking other commit log options. | |
724 | * Reset the hook args to tell the real story. | |
725 | */ | |
726 | hook_arg1 = "message"; | |
727 | hook_arg2 = ""; | |
728 | } | |
729 | ||
37f3012f JN |
730 | s->fp = fopen(git_path(commit_editmsg), "w"); |
731 | if (s->fp == NULL) | |
8a6179bc | 732 | die_errno(_("could not open '%s'"), git_path(commit_editmsg)); |
f5bbc322 | 733 | |
8b1ae678 | 734 | if (clean_message_contents) |
5f065737 | 735 | stripspace(&sb, 0); |
f5bbc322 KH |
736 | |
737 | if (signoff) { | |
f285a2d7 | 738 | struct strbuf sob = STRBUF_INIT; |
13208572 JS |
739 | int i; |
740 | ||
13208572 | 741 | strbuf_addstr(&sob, sign_off_header); |
d9ccfe77 JH |
742 | strbuf_addstr(&sob, fmt_name(getenv("GIT_COMMITTER_NAME"), |
743 | getenv("GIT_COMMITTER_EMAIL"))); | |
13208572 | 744 | strbuf_addch(&sob, '\n'); |
13208572 JS |
745 | for (i = sb.len - 1; i > 0 && sb.buf[i - 1] != '\n'; i--) |
746 | ; /* do nothing */ | |
2150554b | 747 | if (prefixcmp(sb.buf + i, sob.buf)) { |
e5138436 | 748 | if (!i || !ends_rfc2822_footer(&sb)) |
2150554b | 749 | strbuf_addch(&sb, '\n'); |
13208572 | 750 | strbuf_addbuf(&sb, &sob); |
2150554b | 751 | } |
13208572 | 752 | strbuf_release(&sob); |
f5bbc322 KH |
753 | } |
754 | ||
37f3012f | 755 | if (fwrite(sb.buf, 1, sb.len, s->fp) < sb.len) |
8a6179bc | 756 | die_errno(_("could not write commit template")); |
13208572 | 757 | |
f5bbc322 KH |
758 | strbuf_release(&sb); |
759 | ||
4c28e4ad JH |
760 | /* This checks and barfs if author is badly specified */ |
761 | determine_author_info(author_ident); | |
e83dbe80 | 762 | |
bb1ae3f6 | 763 | /* This checks if committer ident is explicitly given */ |
4c28e4ad | 764 | strbuf_addstr(&committer_ident, git_committer_info(0)); |
bed575e4 | 765 | if (use_editor && include_status) { |
4c28e4ad | 766 | char *ai_tmp, *ci_tmp; |
37f7a857 | 767 | if (whence != FROM_COMMIT) |
b926c0d1 | 768 | status_printf_ln(s, GIT_COLOR_NORMAL, |
fe8165cd | 769 | _("\n" |
f4784b3e | 770 | "It looks like you may be committing a %s.\n" |
b926c0d1 JN |
771 | "If this is not correct, please remove the file\n" |
772 | " %s\n" | |
773 | "and try again.\n" | |
fe8165cd | 774 | ""), |
37f7a857 JS |
775 | whence_s(), |
776 | git_path(whence == FROM_MERGE | |
777 | ? "MERGE_HEAD" | |
778 | : "CHERRY_PICK_HEAD")); | |
ec84bd00 | 779 | |
b926c0d1 JN |
780 | fprintf(s->fp, "\n"); |
781 | status_printf(s, GIT_COLOR_NORMAL, | |
0b430a17 | 782 | _("Please enter the commit message for your changes.")); |
ec84bd00 | 783 | if (cleanup_mode == CLEANUP_ALL) |
b926c0d1 | 784 | status_printf_more(s, GIT_COLOR_NORMAL, |
0b430a17 | 785 | _(" Lines starting\n" |
b926c0d1 | 786 | "with '#' will be ignored, and an empty" |
0b430a17 | 787 | " message aborts the commit.\n")); |
ec84bd00 | 788 | else /* CLEANUP_SPACE, that is. */ |
b926c0d1 | 789 | status_printf_more(s, GIT_COLOR_NORMAL, |
0b430a17 | 790 | _(" Lines starting\n" |
b926c0d1 | 791 | "with '#' will be kept; you may remove them" |
fdc7c811 | 792 | " yourself if you want to.\n" |
0b430a17 | 793 | "An empty message aborts the commit.\n")); |
ec84bd00 | 794 | if (only_include_assumed) |
b926c0d1 JN |
795 | status_printf_ln(s, GIT_COLOR_NORMAL, |
796 | "%s", only_include_assumed); | |
ec84bd00 | 797 | |
4c28e4ad JH |
798 | ai_tmp = cut_ident_timestamp_part(author_ident->buf); |
799 | ci_tmp = cut_ident_timestamp_part(committer_ident.buf); | |
800 | if (strcmp(author_ident->buf, committer_ident.buf)) | |
b926c0d1 | 801 | status_printf_ln(s, GIT_COLOR_NORMAL, |
fe8165cd ÆAB |
802 | _("%s" |
803 | "Author: %s"), | |
b926c0d1 | 804 | ident_shown++ ? "" : "\n", |
4c28e4ad | 805 | author_ident->buf); |
e83dbe80 | 806 | |
5aeb3a3a | 807 | if (!user_ident_sufficiently_given()) |
b926c0d1 | 808 | status_printf_ln(s, GIT_COLOR_NORMAL, |
fe8165cd ÆAB |
809 | _("%s" |
810 | "Committer: %s"), | |
b926c0d1 | 811 | ident_shown++ ? "" : "\n", |
4c28e4ad | 812 | committer_ident.buf); |
bb1ae3f6 SB |
813 | |
814 | if (ident_shown) | |
b926c0d1 | 815 | status_printf_ln(s, GIT_COLOR_NORMAL, ""); |
bb1ae3f6 | 816 | |
d249b098 JH |
817 | saved_color_setting = s->use_color; |
818 | s->use_color = 0; | |
37f3012f | 819 | commitable = run_status(s->fp, index_file, prefix, 1, s); |
d249b098 | 820 | s->use_color = saved_color_setting; |
4c28e4ad JH |
821 | |
822 | *ai_tmp = ' '; | |
823 | *ci_tmp = ' '; | |
ec84bd00 | 824 | } else { |
d616a239 | 825 | unsigned char sha1[20]; |
fbcf1184 | 826 | const char *parent = "HEAD"; |
7168624c | 827 | |
7168624c | 828 | if (!active_nr && read_cache() < 0) |
8a6179bc | 829 | die(_("Cannot read index")); |
7168624c | 830 | |
fbcf1184 JH |
831 | if (amend) |
832 | parent = "HEAD^1"; | |
833 | ||
d616a239 | 834 | if (get_sha1(parent, sha1)) |
ec84bd00 | 835 | commitable = !!active_nr; |
75f3ff2e SB |
836 | else |
837 | commitable = index_differs_from(parent, 0); | |
ec84bd00 | 838 | } |
4c28e4ad | 839 | strbuf_release(&committer_ident); |
d616a239 | 840 | |
37f3012f | 841 | fclose(s->fp); |
7168624c | 842 | |
37f7a857 JS |
843 | /* |
844 | * Reject an attempt to record a non-merge empty commit without | |
845 | * explicit --allow-empty. In the cherry-pick case, it may be | |
846 | * empty due to conflict resolution, which the user should okay. | |
847 | */ | |
848 | if (!commitable && whence != FROM_MERGE && !allow_empty && | |
06bb643b | 849 | !(amend && is_a_merge(current_head))) { |
d249b098 | 850 | run_status(stdout, index_file, prefix, 0, s); |
f197ed2f | 851 | if (amend) |
fc88e316 | 852 | fputs(_(empty_amend_advice), stderr); |
37f7a857 | 853 | else if (whence == FROM_CHERRY_PICK) |
6c80cd29 | 854 | fputs(_(empty_cherry_pick_advice), stderr); |
ec84bd00 | 855 | return 0; |
7168624c AR |
856 | } |
857 | ||
ec84bd00 PB |
858 | /* |
859 | * Re-read the index as pre-commit hook could have updated it, | |
860 | * and write it out as a tree. We must do this before we invoke | |
861 | * the editor and after we invoke run_status above. | |
862 | */ | |
863 | discard_cache(); | |
864 | read_cache_from(index_file); | |
865 | if (!active_cache_tree) | |
866 | active_cache_tree = cache_tree(); | |
867 | if (cache_tree_update(active_cache_tree, | |
868 | active_cache, active_nr, 0, 0) < 0) { | |
8a6179bc | 869 | error(_("Error building trees")); |
ec84bd00 | 870 | return 0; |
7168624c | 871 | } |
f5bbc322 | 872 | |
8089c85b PB |
873 | if (run_hook(index_file, "prepare-commit-msg", |
874 | git_path(commit_editmsg), hook_arg1, hook_arg2, NULL)) | |
875 | return 0; | |
f5bbc322 | 876 | |
ec84bd00 PB |
877 | if (use_editor) { |
878 | char index[PATH_MAX]; | |
66dbfd55 GV |
879 | const char *env[2] = { NULL }; |
880 | env[0] = index; | |
ec84bd00 | 881 | snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file); |
7198203a SB |
882 | if (launch_editor(git_path(commit_editmsg), NULL, env)) { |
883 | fprintf(stderr, | |
8a6179bc | 884 | _("Please supply the message using either -m or -F option.\n")); |
7198203a SB |
885 | exit(1); |
886 | } | |
ec84bd00 | 887 | } |
f5bbc322 | 888 | |
ec84bd00 PB |
889 | if (!no_verify && |
890 | run_hook(index_file, "commit-msg", git_path(commit_editmsg), NULL)) { | |
891 | return 0; | |
892 | } | |
f5bbc322 | 893 | |
ec84bd00 | 894 | return 1; |
f5bbc322 KH |
895 | } |
896 | ||
897 | /* | |
6bb6b034 MV |
898 | * Find out if the message in the strbuf contains only whitespace and |
899 | * Signed-off-by lines. | |
f5bbc322 | 900 | */ |
6bb6b034 | 901 | static int message_is_empty(struct strbuf *sb) |
f5bbc322 | 902 | { |
f285a2d7 | 903 | struct strbuf tmpl = STRBUF_INIT; |
f5bbc322 | 904 | const char *nl; |
6bb6b034 | 905 | int eol, i, start = 0; |
f5bbc322 | 906 | |
5f065737 AR |
907 | if (cleanup_mode == CLEANUP_NONE && sb->len) |
908 | return 0; | |
909 | ||
f5bbc322 | 910 | /* See if the template is just a prefix of the message. */ |
f5bbc322 | 911 | if (template_file && strbuf_read_file(&tmpl, template_file, 0) > 0) { |
5f065737 | 912 | stripspace(&tmpl, cleanup_mode == CLEANUP_ALL); |
f5bbc322 KH |
913 | if (start + tmpl.len <= sb->len && |
914 | memcmp(tmpl.buf, sb->buf + start, tmpl.len) == 0) | |
915 | start += tmpl.len; | |
916 | } | |
917 | strbuf_release(&tmpl); | |
918 | ||
919 | /* Check if the rest is just whitespace and Signed-of-by's. */ | |
920 | for (i = start; i < sb->len; i++) { | |
921 | nl = memchr(sb->buf + i, '\n', sb->len - i); | |
922 | if (nl) | |
923 | eol = nl - sb->buf; | |
924 | else | |
925 | eol = sb->len; | |
926 | ||
927 | if (strlen(sign_off_header) <= eol - i && | |
928 | !prefixcmp(sb->buf + i, sign_off_header)) { | |
929 | i = eol; | |
930 | continue; | |
931 | } | |
932 | while (i < eol) | |
933 | if (!isspace(sb->buf[i++])) | |
934 | return 0; | |
935 | } | |
936 | ||
937 | return 1; | |
938 | } | |
939 | ||
146ea068 JH |
940 | static const char *find_author_by_nickname(const char *name) |
941 | { | |
942 | struct rev_info revs; | |
943 | struct commit *commit; | |
944 | struct strbuf buf = STRBUF_INIT; | |
945 | const char *av[20]; | |
946 | int ac = 0; | |
947 | ||
948 | init_revisions(&revs, NULL); | |
949 | strbuf_addf(&buf, "--author=%s", name); | |
950 | av[++ac] = "--all"; | |
951 | av[++ac] = "-i"; | |
952 | av[++ac] = buf.buf; | |
953 | av[++ac] = NULL; | |
954 | setup_revisions(ac, av, &revs, NULL); | |
955 | prepare_revision_walk(&revs); | |
956 | commit = get_revision(&revs); | |
957 | if (commit) { | |
dd2e794a TR |
958 | struct pretty_print_context ctx = {0}; |
959 | ctx.date_mode = DATE_NORMAL; | |
146ea068 | 960 | strbuf_release(&buf); |
dd2e794a | 961 | format_commit_message(commit, "%an <%ae>", &buf, &ctx); |
146ea068 JH |
962 | return strbuf_detach(&buf, NULL); |
963 | } | |
8a6179bc | 964 | die(_("No existing author found with '%s'"), name); |
146ea068 JH |
965 | } |
966 | ||
76e2f7ce JH |
967 | |
968 | static void handle_untracked_files_arg(struct wt_status *s) | |
969 | { | |
970 | if (!untracked_files_arg) | |
971 | ; /* default already initialized */ | |
972 | else if (!strcmp(untracked_files_arg, "no")) | |
973 | s->show_untracked_files = SHOW_NO_UNTRACKED_FILES; | |
974 | else if (!strcmp(untracked_files_arg, "normal")) | |
975 | s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES; | |
976 | else if (!strcmp(untracked_files_arg, "all")) | |
977 | s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES; | |
978 | else | |
8a6179bc | 979 | die(_("Invalid untracked files mode '%s'"), untracked_files_arg); |
76e2f7ce JH |
980 | } |
981 | ||
37f7a857 JS |
982 | static const char *read_commit_message(const char *name) |
983 | { | |
984 | const char *out_enc, *out; | |
985 | struct commit *commit; | |
986 | ||
987 | commit = lookup_commit_reference_by_name(name); | |
988 | if (!commit) | |
6c80cd29 | 989 | die(_("could not lookup commit %s"), name); |
37f7a857 JS |
990 | out_enc = get_commit_output_encoding(); |
991 | out = logmsg_reencode(commit, out_enc); | |
992 | ||
993 | /* | |
994 | * If we failed to reencode the buffer, just copy it | |
995 | * byte for byte so the user can try to fix it up. | |
996 | * This also handles the case where input and output | |
997 | * encodings are identical. | |
998 | */ | |
999 | if (out == NULL) | |
1000 | out = xstrdup(commit->buffer); | |
1001 | return out; | |
1002 | } | |
1003 | ||
2f02b25f | 1004 | static int parse_and_validate_options(int argc, const char *argv[], |
dbd0f5c7 | 1005 | const char * const usage[], |
d249b098 | 1006 | const char *prefix, |
06bb643b | 1007 | struct commit *current_head, |
d249b098 | 1008 | struct wt_status *s) |
f5bbc322 KH |
1009 | { |
1010 | int f = 0; | |
1011 | ||
37782920 SB |
1012 | argc = parse_options(argc, argv, prefix, builtin_commit_options, usage, |
1013 | 0); | |
f5bbc322 | 1014 | |
146ea068 JH |
1015 | if (force_author && !strchr(force_author, '>')) |
1016 | force_author = find_author_by_nickname(force_author); | |
1017 | ||
c51f6cee | 1018 | if (force_author && renew_authorship) |
8a6179bc | 1019 | die(_("Using both --reset-author and --author does not make sense")); |
c51f6cee | 1020 | |
d71b8ba7 | 1021 | if (logfile || message.len || use_message || fixup_message) |
4803466f | 1022 | use_editor = 0; |
f5bbc322 | 1023 | if (edit_flag) |
4803466f | 1024 | use_editor = 1; |
406400ce PB |
1025 | if (!use_editor) |
1026 | setenv("GIT_EDITOR", ":", 1); | |
f5bbc322 | 1027 | |
f5bbc322 | 1028 | /* Sanity check options */ |
06bb643b | 1029 | if (amend && !current_head) |
8a6179bc | 1030 | die(_("You have nothing to amend.")); |
37f7a857 | 1031 | if (amend && whence != FROM_COMMIT) |
6c80cd29 | 1032 | die(_("You are in the middle of a %s -- cannot amend."), whence_s()); |
89ac1223 | 1033 | if (fixup_message && squash_message) |
9c227655 | 1034 | die(_("Options --squash and --fixup cannot be used together")); |
f5bbc322 KH |
1035 | if (use_message) |
1036 | f++; | |
1037 | if (edit_message) | |
1038 | f++; | |
d71b8ba7 PN |
1039 | if (fixup_message) |
1040 | f++; | |
f5bbc322 KH |
1041 | if (logfile) |
1042 | f++; | |
1043 | if (f > 1) | |
8a6179bc | 1044 | die(_("Only one of -c/-C/-F/--fixup can be used.")); |
f9568530 | 1045 | if (message.len && f > 0) |
8a6179bc | 1046 | die((_("Option -m cannot be combined with -c/-C/-F/--fixup."))); |
f5bbc322 KH |
1047 | if (edit_message) |
1048 | use_message = edit_message; | |
d71b8ba7 | 1049 | if (amend && !use_message && !fixup_message) |
f5bbc322 | 1050 | use_message = "HEAD"; |
37f7a857 | 1051 | if (!use_message && whence != FROM_CHERRY_PICK && renew_authorship) |
8a6179bc | 1052 | die(_("--reset-author can be used only with -C, -c or --amend.")); |
f5bbc322 | 1053 | if (use_message) { |
37f7a857 JS |
1054 | use_message_buffer = read_commit_message(use_message); |
1055 | if (!renew_authorship) { | |
1056 | author_message = use_message; | |
1057 | author_message_buffer = use_message_buffer; | |
1058 | } | |
1059 | } | |
1060 | if (whence == FROM_CHERRY_PICK && !renew_authorship) { | |
1061 | author_message = "CHERRY_PICK_HEAD"; | |
1062 | author_message_buffer = read_commit_message(author_message); | |
f5bbc322 KH |
1063 | } |
1064 | ||
b4bd4668 CI |
1065 | if (patch_interactive) |
1066 | interactive = 1; | |
1067 | ||
f5bbc322 | 1068 | if (!!also + !!only + !!all + !!interactive > 1) |
b4bd4668 | 1069 | die(_("Only one of --include/--only/--all/--interactive/--patch can be used.")); |
f5bbc322 | 1070 | if (argc == 0 && (also || (only && !amend))) |
8a6179bc | 1071 | die(_("No paths with --include/--only does not make sense.")); |
f5bbc322 | 1072 | if (argc == 0 && only && amend) |
8a6179bc | 1073 | only_include_assumed = _("Clever... amending the last one with dirty index."); |
3c5283f8 | 1074 | if (argc > 0 && !also && !only) |
8a6179bc | 1075 | only_include_assumed = _("Explicit paths specified without -i nor -o; assuming --only paths..."); |
5f065737 AR |
1076 | if (!cleanup_arg || !strcmp(cleanup_arg, "default")) |
1077 | cleanup_mode = use_editor ? CLEANUP_ALL : CLEANUP_SPACE; | |
1078 | else if (!strcmp(cleanup_arg, "verbatim")) | |
1079 | cleanup_mode = CLEANUP_NONE; | |
1080 | else if (!strcmp(cleanup_arg, "whitespace")) | |
1081 | cleanup_mode = CLEANUP_SPACE; | |
1082 | else if (!strcmp(cleanup_arg, "strip")) | |
1083 | cleanup_mode = CLEANUP_ALL; | |
1084 | else | |
8a6179bc | 1085 | die(_("Invalid cleanup mode %s"), cleanup_arg); |
f5bbc322 | 1086 | |
76e2f7ce | 1087 | handle_untracked_files_arg(s); |
4bfee30a | 1088 | |
f5bbc322 | 1089 | if (all && argc > 0) |
8a6179bc | 1090 | die(_("Paths with -a does not make sense.")); |
f5bbc322 | 1091 | |
7c9f7038 JK |
1092 | if (null_termination && status_format == STATUS_FORMAT_LONG) |
1093 | status_format = STATUS_FORMAT_PORCELAIN; | |
1094 | if (status_format != STATUS_FORMAT_LONG) | |
1095 | dry_run = 1; | |
1096 | ||
f5bbc322 KH |
1097 | return argc; |
1098 | } | |
1099 | ||
d249b098 | 1100 | static int dry_run_commit(int argc, const char **argv, const char *prefix, |
06bb643b | 1101 | const struct commit *current_head, struct wt_status *s) |
f5bbc322 | 1102 | { |
f5bbc322 | 1103 | int commitable; |
3a5d13a3 | 1104 | const char *index_file; |
f5bbc322 | 1105 | |
06bb643b | 1106 | index_file = prepare_index(argc, argv, prefix, current_head, 1); |
d249b098 | 1107 | commitable = run_status(stdout, index_file, prefix, 0, s); |
3a5d13a3 | 1108 | rollback_index_files(); |
f5bbc322 | 1109 | |
3a5d13a3 JH |
1110 | return commitable ? 0 : 1; |
1111 | } | |
1112 | ||
f766b367 JH |
1113 | static int parse_status_slot(const char *var, int offset) |
1114 | { | |
1115 | if (!strcasecmp(var+offset, "header")) | |
1116 | return WT_STATUS_HEADER; | |
1d282327 AA |
1117 | if (!strcasecmp(var+offset, "branch")) |
1118 | return WT_STATUS_ONBRANCH; | |
f766b367 JH |
1119 | if (!strcasecmp(var+offset, "updated") |
1120 | || !strcasecmp(var+offset, "added")) | |
1121 | return WT_STATUS_UPDATED; | |
1122 | if (!strcasecmp(var+offset, "changed")) | |
1123 | return WT_STATUS_CHANGED; | |
1124 | if (!strcasecmp(var+offset, "untracked")) | |
1125 | return WT_STATUS_UNTRACKED; | |
1126 | if (!strcasecmp(var+offset, "nobranch")) | |
1127 | return WT_STATUS_NOBRANCH; | |
1128 | if (!strcasecmp(var+offset, "unmerged")) | |
1129 | return WT_STATUS_UNMERGED; | |
8b8e8624 | 1130 | return -1; |
f766b367 JH |
1131 | } |
1132 | ||
1133 | static int git_status_config(const char *k, const char *v, void *cb) | |
1134 | { | |
1135 | struct wt_status *s = cb; | |
1136 | ||
1137 | if (!strcmp(k, "status.submodulesummary")) { | |
1138 | int is_bool; | |
1139 | s->submodule_summary = git_config_bool_or_int(k, v, &is_bool); | |
1140 | if (is_bool && s->submodule_summary) | |
1141 | s->submodule_summary = -1; | |
1142 | return 0; | |
1143 | } | |
1144 | if (!strcmp(k, "status.color") || !strcmp(k, "color.status")) { | |
e269eb79 | 1145 | s->use_color = git_config_colorbool(k, v); |
f766b367 JH |
1146 | return 0; |
1147 | } | |
1148 | if (!prefixcmp(k, "status.color.") || !prefixcmp(k, "color.status.")) { | |
1149 | int slot = parse_status_slot(k, 13); | |
8b8e8624 JK |
1150 | if (slot < 0) |
1151 | return 0; | |
f766b367 JH |
1152 | if (!v) |
1153 | return config_error_nonbool(k); | |
1154 | color_parse(v, k, s->color_palette[slot]); | |
1155 | return 0; | |
1156 | } | |
1157 | if (!strcmp(k, "status.relativepaths")) { | |
1158 | s->relative_paths = git_config_bool(k, v); | |
1159 | return 0; | |
1160 | } | |
1161 | if (!strcmp(k, "status.showuntrackedfiles")) { | |
1162 | if (!v) | |
1163 | return config_error_nonbool(k); | |
1164 | else if (!strcmp(v, "no")) | |
1165 | s->show_untracked_files = SHOW_NO_UNTRACKED_FILES; | |
1166 | else if (!strcmp(v, "normal")) | |
1167 | s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES; | |
1168 | else if (!strcmp(v, "all")) | |
1169 | s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES; | |
1170 | else | |
8a6179bc | 1171 | return error(_("Invalid untracked files mode '%s'"), v); |
f766b367 JH |
1172 | return 0; |
1173 | } | |
1174 | return git_diff_ui_config(k, v, NULL); | |
1175 | } | |
1176 | ||
3a5d13a3 JH |
1177 | int cmd_status(int argc, const char **argv, const char *prefix) |
1178 | { | |
d249b098 | 1179 | struct wt_status s; |
4bb6644d | 1180 | int fd; |
76e2f7ce | 1181 | unsigned char sha1[20]; |
9e4b7ab6 | 1182 | static struct option builtin_status_options[] = { |
fd03881a | 1183 | OPT__VERBOSE(&verbose, "be verbose"), |
dd2be243 JK |
1184 | OPT_SET_INT('s', "short", &status_format, |
1185 | "show status concisely", STATUS_FORMAT_SHORT), | |
05a59a08 DKF |
1186 | OPT_BOOLEAN('b', "branch", &status_show_branch, |
1187 | "show branch information"), | |
6f157871 | 1188 | OPT_SET_INT(0, "porcelain", &status_format, |
ba9d7fe1 | 1189 | "machine-readable output", |
6f157871 | 1190 | STATUS_FORMAT_PORCELAIN), |
173e6c88 JH |
1191 | OPT_BOOLEAN('z', "null", &null_termination, |
1192 | "terminate entries with NUL"), | |
76e2f7ce JH |
1193 | { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, |
1194 | "mode", | |
1195 | "show untracked files, optional modes: all, normal, no. (Default: all)", | |
1196 | PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, | |
2381e39e JH |
1197 | OPT_BOOLEAN(0, "ignored", &show_ignored_in_status, |
1198 | "show ignored files"), | |
46a958b3 JL |
1199 | { OPTION_STRING, 0, "ignore-submodules", &ignore_submodule_arg, "when", |
1200 | "ignore changes to submodules, optional when: all, dirty, untracked. (Default: all)", | |
1201 | PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, | |
76e2f7ce JH |
1202 | OPT_END(), |
1203 | }; | |
1204 | ||
5d3dd915 NTND |
1205 | if (argc == 2 && !strcmp(argv[1], "-h")) |
1206 | usage_with_options(builtin_status_usage, builtin_status_options); | |
1207 | ||
d249b098 | 1208 | wt_status_prepare(&s); |
302ad7a9 | 1209 | gitmodules_config(); |
d249b098 | 1210 | git_config(git_status_config, &s); |
37f7a857 | 1211 | determine_whence(&s); |
76e2f7ce | 1212 | argc = parse_options(argc, argv, prefix, |
9e4b7ab6 JH |
1213 | builtin_status_options, |
1214 | builtin_status_usage, 0); | |
000f97bd BC |
1215 | |
1216 | if (null_termination && status_format == STATUS_FORMAT_LONG) | |
1217 | status_format = STATUS_FORMAT_PORCELAIN; | |
1218 | ||
76e2f7ce | 1219 | handle_untracked_files_arg(&s); |
2381e39e JH |
1220 | if (show_ignored_in_status) |
1221 | s.show_ignored_files = 1; | |
76e2f7ce JH |
1222 | if (*argv) |
1223 | s.pathspec = get_pathspec(prefix, argv); | |
1224 | ||
149794dd | 1225 | read_cache_preload(s.pathspec); |
688cd6d2 | 1226 | refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, s.pathspec, NULL, NULL); |
4bb6644d MH |
1227 | |
1228 | fd = hold_locked_index(&index_lock, 0); | |
ccdc4ec3 JH |
1229 | if (0 <= fd) |
1230 | update_index_if_able(&the_index, &index_lock); | |
4bb6644d | 1231 | |
76e2f7ce | 1232 | s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0; |
46a958b3 | 1233 | s.ignore_submodule_arg = ignore_submodule_arg; |
76e2f7ce JH |
1234 | wt_status_collect(&s); |
1235 | ||
8661768f JK |
1236 | if (s.relative_paths) |
1237 | s.prefix = prefix; | |
38920dd6 | 1238 | |
dd2be243 JK |
1239 | switch (status_format) { |
1240 | case STATUS_FORMAT_SHORT: | |
05a59a08 | 1241 | wt_shortstatus_print(&s, null_termination, status_show_branch); |
dd2be243 | 1242 | break; |
6f157871 | 1243 | case STATUS_FORMAT_PORCELAIN: |
4a7cc2fd | 1244 | wt_porcelain_print(&s, null_termination); |
6f157871 | 1245 | break; |
dd2be243 | 1246 | case STATUS_FORMAT_LONG: |
173e6c88 | 1247 | s.verbose = verbose; |
46a958b3 | 1248 | s.ignore_submodule_arg = ignore_submodule_arg; |
173e6c88 | 1249 | wt_status_print(&s); |
dd2be243 | 1250 | break; |
173e6c88 | 1251 | } |
76e2f7ce | 1252 | return 0; |
f5bbc322 KH |
1253 | } |
1254 | ||
06bb643b JH |
1255 | static void print_summary(const char *prefix, const unsigned char *sha1, |
1256 | int initial_commit) | |
f5bbc322 KH |
1257 | { |
1258 | struct rev_info rev; | |
1259 | struct commit *commit; | |
49ff9a7a | 1260 | struct strbuf format = STRBUF_INIT; |
c85db254 JK |
1261 | unsigned char junk_sha1[20]; |
1262 | const char *head = resolve_ref("HEAD", junk_sha1, 0, NULL); | |
49ff9a7a JK |
1263 | struct pretty_print_context pctx = {0}; |
1264 | struct strbuf author_ident = STRBUF_INIT; | |
1265 | struct strbuf committer_ident = STRBUF_INIT; | |
f5bbc322 KH |
1266 | |
1267 | commit = lookup_commit(sha1); | |
1268 | if (!commit) | |
8a6179bc | 1269 | die(_("couldn't look up newly created commit")); |
f5bbc322 | 1270 | if (!commit || parse_commit(commit)) |
8a6179bc | 1271 | die(_("could not parse newly created commit")); |
f5bbc322 | 1272 | |
49ff9a7a JK |
1273 | strbuf_addstr(&format, "format:%h] %s"); |
1274 | ||
1275 | format_commit_message(commit, "%an <%ae>", &author_ident, &pctx); | |
1276 | format_commit_message(commit, "%cn <%ce>", &committer_ident, &pctx); | |
1277 | if (strbuf_cmp(&author_ident, &committer_ident)) { | |
1278 | strbuf_addstr(&format, "\n Author: "); | |
1279 | strbuf_addbuf_percentquote(&format, &author_ident); | |
1280 | } | |
1a893064 | 1281 | if (!user_ident_sufficiently_given()) { |
49ff9a7a JK |
1282 | strbuf_addstr(&format, "\n Committer: "); |
1283 | strbuf_addbuf_percentquote(&format, &committer_ident); | |
b706fcfe JK |
1284 | if (advice_implicit_identity) { |
1285 | strbuf_addch(&format, '\n'); | |
fc88e316 | 1286 | strbuf_addstr(&format, _(implicit_ident_advice)); |
b706fcfe | 1287 | } |
49ff9a7a JK |
1288 | } |
1289 | strbuf_release(&author_ident); | |
1290 | strbuf_release(&committer_ident); | |
1291 | ||
f5bbc322 KH |
1292 | init_revisions(&rev, prefix); |
1293 | setup_revisions(0, NULL, &rev, NULL); | |
1294 | ||
f5bbc322 KH |
1295 | rev.diff = 1; |
1296 | rev.diffopt.output_format = | |
1297 | DIFF_FORMAT_SHORTSTAT | DIFF_FORMAT_SUMMARY; | |
1298 | ||
1299 | rev.verbose_header = 1; | |
1300 | rev.show_root_diff = 1; | |
49ff9a7a | 1301 | get_commit_format(format.buf, &rev); |
bf82a150 | 1302 | rev.always_show_header = 0; |
3eb2a15e | 1303 | rev.diffopt.detect_rename = 1; |
3eb2a15e | 1304 | rev.diffopt.break_opt = 0; |
15964563 | 1305 | diff_setup_done(&rev.diffopt); |
f5bbc322 | 1306 | |
c5ee71fd | 1307 | printf("[%s%s ", |
c85db254 JK |
1308 | !prefixcmp(head, "refs/heads/") ? |
1309 | head + 11 : | |
1310 | !strcmp(head, "HEAD") ? | |
7f5673d7 | 1311 | _("detached HEAD") : |
c85db254 | 1312 | head, |
7f5673d7 | 1313 | initial_commit ? _(" (root-commit)") : ""); |
f5bbc322 | 1314 | |
bf82a150 | 1315 | if (!log_tree_commit(&rev, commit)) { |
a45e1a87 TRC |
1316 | rev.always_show_header = 1; |
1317 | rev.use_terminator = 1; | |
1318 | log_tree_commit(&rev, commit); | |
bf82a150 | 1319 | } |
a45e1a87 | 1320 | |
fc6f19fe | 1321 | strbuf_release(&format); |
f5bbc322 KH |
1322 | } |
1323 | ||
186458b1 | 1324 | static int git_commit_config(const char *k, const char *v, void *cb) |
f5bbc322 | 1325 | { |
d249b098 JH |
1326 | struct wt_status *s = cb; |
1327 | ||
984c6e7e | 1328 | if (!strcmp(k, "commit.template")) |
395de250 | 1329 | return git_config_pathname(&template_file, k, v); |
bed575e4 JHI |
1330 | if (!strcmp(k, "commit.status")) { |
1331 | include_status = git_config_bool(k, v); | |
1332 | return 0; | |
1333 | } | |
f5bbc322 | 1334 | |
d249b098 | 1335 | return git_status_config(k, v, s); |
f5bbc322 KH |
1336 | } |
1337 | ||
6f6bee3b TR |
1338 | static const char post_rewrite_hook[] = "hooks/post-rewrite"; |
1339 | ||
1340 | static int run_rewrite_hook(const unsigned char *oldsha1, | |
1341 | const unsigned char *newsha1) | |
1342 | { | |
1343 | /* oldsha1 SP newsha1 LF NUL */ | |
1344 | static char buf[2*40 + 3]; | |
1345 | struct child_process proc; | |
1346 | const char *argv[3]; | |
1347 | int code; | |
1348 | size_t n; | |
1349 | ||
1350 | if (access(git_path(post_rewrite_hook), X_OK) < 0) | |
1351 | return 0; | |
1352 | ||
1353 | argv[0] = git_path(post_rewrite_hook); | |
1354 | argv[1] = "amend"; | |
1355 | argv[2] = NULL; | |
1356 | ||
1357 | memset(&proc, 0, sizeof(proc)); | |
1358 | proc.argv = argv; | |
1359 | proc.in = -1; | |
1360 | proc.stdout_to_stderr = 1; | |
1361 | ||
1362 | code = start_command(&proc); | |
1363 | if (code) | |
1364 | return code; | |
1365 | n = snprintf(buf, sizeof(buf), "%s %s\n", | |
1366 | sha1_to_hex(oldsha1), sha1_to_hex(newsha1)); | |
1367 | write_in_full(proc.in, buf, n); | |
1368 | close(proc.in); | |
1369 | return finish_command(&proc); | |
1370 | } | |
1371 | ||
f5bbc322 KH |
1372 | int cmd_commit(int argc, const char **argv, const char *prefix) |
1373 | { | |
f285a2d7 | 1374 | struct strbuf sb = STRBUF_INIT; |
4c28e4ad | 1375 | struct strbuf author_ident = STRBUF_INIT; |
f5bbc322 | 1376 | const char *index_file, *reflog_msg; |
99a12694 | 1377 | char *nl, *p; |
06bb643b | 1378 | unsigned char sha1[20]; |
f5bbc322 | 1379 | struct ref_lock *ref_lock; |
6bb6b034 | 1380 | struct commit_list *parents = NULL, **pptr = &parents; |
cf10f9fd MV |
1381 | struct stat statbuf; |
1382 | int allow_fast_forward = 1; | |
d249b098 | 1383 | struct wt_status s; |
06bb643b | 1384 | struct commit *current_head = NULL; |
ed7a42a0 | 1385 | struct commit_extra_header *extra = NULL; |
f5bbc322 | 1386 | |
5d3dd915 NTND |
1387 | if (argc == 2 && !strcmp(argv[1], "-h")) |
1388 | usage_with_options(builtin_commit_usage, builtin_commit_options); | |
1389 | ||
d249b098 JH |
1390 | wt_status_prepare(&s); |
1391 | git_config(git_commit_config, &s); | |
37f7a857 | 1392 | determine_whence(&s); |
f5bbc322 | 1393 | |
06bb643b JH |
1394 | if (get_sha1("HEAD", sha1)) |
1395 | current_head = NULL; | |
1396 | else { | |
baf18fc2 | 1397 | current_head = lookup_commit_or_die(sha1, "HEAD"); |
06bb643b JH |
1398 | if (!current_head || parse_commit(current_head)) |
1399 | die(_("could not parse HEAD commit")); | |
1400 | } | |
d249b098 | 1401 | argc = parse_and_validate_options(argc, argv, builtin_commit_usage, |
06bb643b | 1402 | prefix, current_head, &s); |
c9bfb953 | 1403 | if (dry_run) |
06bb643b | 1404 | return dry_run_commit(argc, argv, prefix, current_head, &s); |
06bb643b | 1405 | index_file = prepare_index(argc, argv, prefix, current_head, 0); |
f5bbc322 | 1406 | |
ec84bd00 PB |
1407 | /* Set up everything for writing the commit object. This includes |
1408 | running hooks, writing the trees, and interacting with the user. */ | |
06bb643b JH |
1409 | if (!prepare_to_commit(index_file, prefix, |
1410 | current_head, &s, &author_ident)) { | |
2888605c | 1411 | rollback_index_files(); |
f5bbc322 KH |
1412 | return 1; |
1413 | } | |
1414 | ||
f5bbc322 | 1415 | /* Determine parents */ |
643cb5f7 | 1416 | reflog_msg = getenv("GIT_REFLOG_ACTION"); |
06bb643b | 1417 | if (!current_head) { |
643cb5f7 CC |
1418 | if (!reflog_msg) |
1419 | reflog_msg = "commit (initial)"; | |
f5bbc322 KH |
1420 | } else if (amend) { |
1421 | struct commit_list *c; | |
f5bbc322 | 1422 | |
643cb5f7 CC |
1423 | if (!reflog_msg) |
1424 | reflog_msg = "commit (amend)"; | |
06bb643b | 1425 | for (c = current_head->parents; c; c = c->next) |
6bb6b034 | 1426 | pptr = &commit_list_insert(c->item, pptr)->next; |
37f7a857 | 1427 | } else if (whence == FROM_MERGE) { |
f285a2d7 | 1428 | struct strbuf m = STRBUF_INIT; |
f5bbc322 KH |
1429 | FILE *fp; |
1430 | ||
643cb5f7 CC |
1431 | if (!reflog_msg) |
1432 | reflog_msg = "commit (merge)"; | |
06bb643b | 1433 | pptr = &commit_list_insert(current_head, pptr)->next; |
f5bbc322 KH |
1434 | fp = fopen(git_path("MERGE_HEAD"), "r"); |
1435 | if (fp == NULL) | |
8a6179bc | 1436 | die_errno(_("could not open '%s' for reading"), |
d824cbba | 1437 | git_path("MERGE_HEAD")); |
7c3fd25d | 1438 | while (strbuf_getline(&m, fp, '\n') != EOF) { |
5231c633 JH |
1439 | struct commit *parent; |
1440 | ||
1441 | parent = get_merge_parent(m.buf); | |
1442 | if (!parent) | |
8a6179bc | 1443 | die(_("Corrupt MERGE_HEAD file (%s)"), m.buf); |
5231c633 | 1444 | pptr = &commit_list_insert(parent, pptr)->next; |
7c3fd25d | 1445 | } |
f5bbc322 KH |
1446 | fclose(fp); |
1447 | strbuf_release(&m); | |
cf10f9fd MV |
1448 | if (!stat(git_path("MERGE_MODE"), &statbuf)) { |
1449 | if (strbuf_read_file(&sb, git_path("MERGE_MODE"), 0) < 0) | |
8a6179bc | 1450 | die_errno(_("could not read MERGE_MODE")); |
cf10f9fd MV |
1451 | if (!strcmp(sb.buf, "no-ff")) |
1452 | allow_fast_forward = 0; | |
1453 | } | |
1454 | if (allow_fast_forward) | |
1455 | parents = reduce_heads(parents); | |
f5bbc322 | 1456 | } else { |
643cb5f7 | 1457 | if (!reflog_msg) |
37f7a857 JS |
1458 | reflog_msg = (whence == FROM_CHERRY_PICK) |
1459 | ? "commit (cherry-pick)" | |
1460 | : "commit"; | |
06bb643b | 1461 | pptr = &commit_list_insert(current_head, pptr)->next; |
f5bbc322 | 1462 | } |
f5bbc322 | 1463 | |
ec84bd00 | 1464 | /* Finally, get the commit message */ |
cf10f9fd | 1465 | strbuf_reset(&sb); |
740001a5 | 1466 | if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0) { |
0721c314 | 1467 | int saved_errno = errno; |
740001a5 | 1468 | rollback_index_files(); |
8a6179bc | 1469 | die(_("could not read commit message: %s"), strerror(saved_errno)); |
740001a5 | 1470 | } |
99a12694 KH |
1471 | |
1472 | /* Truncate the message just before the diff, if any. */ | |
0b38227f JK |
1473 | if (verbose) { |
1474 | p = strstr(sb.buf, "\ndiff --git "); | |
1475 | if (p != NULL) | |
1476 | strbuf_setlen(&sb, p - sb.buf + 1); | |
1477 | } | |
99a12694 | 1478 | |
5f065737 AR |
1479 | if (cleanup_mode != CLEANUP_NONE) |
1480 | stripspace(&sb, cleanup_mode == CLEANUP_ALL); | |
c9b5fde7 | 1481 | if (message_is_empty(&sb) && !allow_empty_message) { |
2888605c | 1482 | rollback_index_files(); |
8a6179bc | 1483 | fprintf(stderr, _("Aborting commit due to empty commit message.\n")); |
fdc7c811 | 1484 | exit(1); |
2888605c | 1485 | } |
f5bbc322 | 1486 | |
ed7a42a0 JH |
1487 | if (amend) |
1488 | extra = read_commit_extra_headers(current_head); | |
1489 | ||
1490 | if (commit_tree_extended(sb.buf, active_cache_tree->sha1, parents, sha1, | |
1491 | author_ident.buf, extra)) { | |
2888605c | 1492 | rollback_index_files(); |
8a6179bc | 1493 | die(_("failed to write commit object")); |
2888605c | 1494 | } |
4c28e4ad | 1495 | strbuf_release(&author_ident); |
ed7a42a0 | 1496 | free_commit_extra_headers(extra); |
f5bbc322 KH |
1497 | |
1498 | ref_lock = lock_any_ref_for_update("HEAD", | |
06bb643b JH |
1499 | !current_head |
1500 | ? NULL | |
1501 | : current_head->object.sha1, | |
f5bbc322 KH |
1502 | 0); |
1503 | ||
6bb6b034 | 1504 | nl = strchr(sb.buf, '\n'); |
741707b1 JS |
1505 | if (nl) |
1506 | strbuf_setlen(&sb, nl + 1 - sb.buf); | |
1507 | else | |
1508 | strbuf_addch(&sb, '\n'); | |
741707b1 JS |
1509 | strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg)); |
1510 | strbuf_insert(&sb, strlen(reflog_msg), ": ", 2); | |
f5bbc322 | 1511 | |
2888605c JH |
1512 | if (!ref_lock) { |
1513 | rollback_index_files(); | |
8a6179bc | 1514 | die(_("cannot lock HEAD ref")); |
2888605c | 1515 | } |
06bb643b | 1516 | if (write_ref_sha1(ref_lock, sha1, sb.buf) < 0) { |
2888605c | 1517 | rollback_index_files(); |
8a6179bc | 1518 | die(_("cannot update HEAD ref")); |
2888605c | 1519 | } |
f5bbc322 | 1520 | |
d7e5c0cb | 1521 | unlink(git_path("CHERRY_PICK_HEAD")); |
f5bbc322 KH |
1522 | unlink(git_path("MERGE_HEAD")); |
1523 | unlink(git_path("MERGE_MSG")); | |
cf10f9fd | 1524 | unlink(git_path("MERGE_MODE")); |
5a95b855 | 1525 | unlink(git_path("SQUASH_MSG")); |
f5bbc322 | 1526 | |
5a9dd399 | 1527 | if (commit_index_files()) |
8a6179bc | 1528 | die (_("Repository has been updated, but unable to write\n" |
5a9dd399 | 1529 | "new_index file. Check that disk is not full or quota is\n" |
8a6179bc | 1530 | "not exceeded, and then \"git reset HEAD\" to recover.")); |
f5bbc322 | 1531 | |
cb6020bb | 1532 | rerere(0); |
2888605c | 1533 | run_hook(get_index_file(), "post-commit", NULL); |
6f6bee3b | 1534 | if (amend && !no_post_rewrite) { |
6360d343 TR |
1535 | struct notes_rewrite_cfg *cfg; |
1536 | cfg = init_copy_notes_for_rewrite("amend"); | |
1537 | if (cfg) { | |
06bb643b JH |
1538 | /* we are amending, so current_head is not NULL */ |
1539 | copy_note_for_rewrite(cfg, current_head->object.sha1, sha1); | |
6360d343 TR |
1540 | finish_copy_notes_for_rewrite(cfg); |
1541 | } | |
06bb643b | 1542 | run_rewrite_hook(current_head->object.sha1, sha1); |
6f6bee3b | 1543 | } |
f5bbc322 | 1544 | if (!quiet) |
06bb643b | 1545 | print_summary(prefix, sha1, !current_head); |
f5bbc322 KH |
1546 | |
1547 | return 0; | |
1548 | } |