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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" |
f5bbc322 KH |
30 | |
31 | static const char * const builtin_commit_usage[] = { | |
1b1dd23f | 32 | "git commit [options] [--] <filepattern>...", |
f5bbc322 KH |
33 | NULL |
34 | }; | |
35 | ||
2f02b25f | 36 | static const char * const builtin_status_usage[] = { |
1b1dd23f | 37 | "git status [options] [--] <filepattern>...", |
2f02b25f SB |
38 | NULL |
39 | }; | |
40 | ||
49ff9a7a | 41 | static const char implicit_ident_advice[] = |
fc88e316 | 42 | N_("Your name and email address were configured automatically based\n" |
49ff9a7a JK |
43 | "on your username and hostname. Please check that they are accurate.\n" |
44 | "You can suppress this message by setting them explicitly:\n" | |
45 | "\n" | |
8bb45b25 | 46 | " git config --global user.name \"Your Name\"\n" |
49ff9a7a JK |
47 | " git config --global user.email you@example.com\n" |
48 | "\n" | |
3f142468 | 49 | "After doing this, you may fix the identity used for this commit with:\n" |
49ff9a7a | 50 | "\n" |
fc88e316 | 51 | " git commit --amend --reset-author\n"); |
49ff9a7a | 52 | |
f197ed2f | 53 | static const char empty_amend_advice[] = |
fc88e316 | 54 | N_("You asked to amend the most recent commit, but doing so would make\n" |
f197ed2f | 55 | "it empty. You can repeat your command with --allow-empty, or you can\n" |
fc88e316 | 56 | "remove the commit entirely with \"git reset HEAD^\".\n"); |
f197ed2f | 57 | |
37f7a857 | 58 | static const char empty_cherry_pick_advice[] = |
6c80cd29 | 59 | N_("The previous cherry-pick is now empty, possibly due to conflict resolution.\n" |
37f7a857 JS |
60 | "If you wish to commit it anyway, use:\n" |
61 | "\n" | |
62 | " git commit --allow-empty\n" | |
63 | "\n" | |
6c80cd29 | 64 | "Otherwise, please use 'git reset'\n"); |
37f7a857 | 65 | |
37f7a857 | 66 | static const char *use_message_buffer; |
f5bbc322 | 67 | static const char commit_editmsg[] = "COMMIT_EDITMSG"; |
2888605c JH |
68 | static struct lock_file index_lock; /* real index */ |
69 | static struct lock_file false_lock; /* used only for partial commits */ | |
70 | static enum { | |
71 | COMMIT_AS_IS = 1, | |
72 | COMMIT_NORMAL, | |
4b05548f | 73 | COMMIT_PARTIAL |
2888605c | 74 | } commit_style; |
f5bbc322 | 75 | |
dbd0f5c7 | 76 | static const char *logfile, *force_author; |
984c6e7e | 77 | static const char *template_file; |
37f7a857 JS |
78 | /* |
79 | * The _message variables are commit names from which to take | |
80 | * the commit message and/or authorship. | |
81 | */ | |
82 | static const char *author_message, *author_message_buffer; | |
f5bbc322 | 83 | static char *edit_message, *use_message; |
89ac1223 | 84 | static char *fixup_message, *squash_message; |
ca1ba201 JH |
85 | static int all, also, interactive, patch_interactive, only, amend, signoff; |
86 | static int edit_flag = -1; /* unspecified */ | |
c51f6cee | 87 | static int quiet, verbose, no_verify, allow_empty, dry_run, renew_authorship; |
c9b5fde7 | 88 | static int no_post_rewrite, allow_empty_message; |
46a958b3 | 89 | static char *untracked_files_arg, *force_date, *ignore_submodule_arg; |
ba3c69a9 JH |
90 | static char *sign_commit; |
91 | ||
5f065737 AR |
92 | /* |
93 | * The default commit message cleanup mode will remove the lines | |
94 | * beginning with # (shell comments) and leading and trailing | |
95 | * whitespaces (empty lines or containing only whitespaces) | |
96 | * if editor is used, and only the whitespaces if the message | |
97 | * is specified explicitly. | |
98 | */ | |
99 | static enum { | |
100 | CLEANUP_SPACE, | |
101 | CLEANUP_NONE, | |
4b05548f | 102 | CLEANUP_ALL |
5f065737 AR |
103 | } cleanup_mode; |
104 | static char *cleanup_arg; | |
f5bbc322 | 105 | |
37f7a857 | 106 | static enum commit_whence whence; |
06bb643b | 107 | static int use_editor = 1, include_status = 1; |
2381e39e | 108 | static int show_ignored_in_status; |
3b6aeb3c | 109 | static const char *only_include_assumed; |
2c47789d | 110 | static struct strbuf message = STRBUF_INIT; |
f9568530 | 111 | |
7c9f7038 JK |
112 | static int null_termination; |
113 | static enum { | |
114 | STATUS_FORMAT_LONG, | |
115 | STATUS_FORMAT_SHORT, | |
4b05548f | 116 | STATUS_FORMAT_PORCELAIN |
7c9f7038 | 117 | } status_format = STATUS_FORMAT_LONG; |
05a59a08 | 118 | static int status_show_branch; |
7c9f7038 | 119 | |
f9568530 JS |
120 | static int opt_parse_m(const struct option *opt, const char *arg, int unset) |
121 | { | |
122 | struct strbuf *buf = opt->value; | |
123 | if (unset) | |
124 | strbuf_setlen(buf, 0); | |
125 | else { | |
126 | strbuf_addstr(buf, arg); | |
3b6aeb3c | 127 | strbuf_addstr(buf, "\n\n"); |
f9568530 JS |
128 | } |
129 | return 0; | |
130 | } | |
f5bbc322 KH |
131 | |
132 | static struct option builtin_commit_options[] = { | |
8c839683 JN |
133 | OPT__QUIET(&quiet, "suppress summary after successful commit"), |
134 | OPT__VERBOSE(&verbose, "show diff in commit message template"), | |
f5bbc322 | 135 | |
e97ca7f4 | 136 | OPT_GROUP("Commit message options"), |
726c4e3d | 137 | OPT_FILENAME('F', "file", &logfile, "read message from file"), |
23c6a803 MG |
138 | OPT_STRING(0, "author", &force_author, "author", "override author for commit"), |
139 | OPT_STRING(0, "date", &force_date, "date", "override date for commit"), | |
140 | OPT_CALLBACK('m', "message", &message, "message", "commit message", opt_parse_m), | |
141 | OPT_STRING('c', "reedit-message", &edit_message, "commit", "reuse and edit message from specified commit"), | |
142 | OPT_STRING('C', "reuse-message", &use_message, "commit", "reuse message from specified commit"), | |
143 | OPT_STRING(0, "fixup", &fixup_message, "commit", "use autosquash formatted message to fixup specified commit"), | |
144 | OPT_STRING(0, "squash", &squash_message, "commit", "use autosquash formatted message to squash specified commit"), | |
f1f509cc | 145 | OPT_BOOLEAN(0, "reset-author", &renew_authorship, "the commit is authored by me now (used with -C/-c/--amend)"), |
362b0dd5 | 146 | OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"), |
df217ed6 | 147 | OPT_FILENAME('t', "template", &template_file, "use specified template file"), |
ca1ba201 | 148 | OPT_BOOL('e', "edit", &edit_flag, "force edit of commit"), |
e97ca7f4 | 149 | OPT_STRING(0, "cleanup", &cleanup_arg, "default", "how to strip spaces and #comments from message"), |
bed575e4 | 150 | OPT_BOOLEAN(0, "status", &include_status, "include status in commit message template"), |
ba3c69a9 JH |
151 | { OPTION_STRING, 'S', "gpg-sign", &sign_commit, "key id", |
152 | "GPG sign commit", PARSE_OPT_OPTARG, NULL, (intptr_t) "" }, | |
e97ca7f4 | 153 | /* end commit message options */ |
f5bbc322 KH |
154 | |
155 | OPT_GROUP("Commit contents options"), | |
156 | OPT_BOOLEAN('a', "all", &all, "commit all changed files"), | |
157 | OPT_BOOLEAN('i', "include", &also, "add specified files to index for commit"), | |
158 | OPT_BOOLEAN(0, "interactive", &interactive, "interactively add files"), | |
b4bd4668 | 159 | OPT_BOOLEAN('p', "patch", &patch_interactive, "interactively add changes"), |
d4ba07ca | 160 | OPT_BOOLEAN('o', "only", &only, "commit only specified files"), |
f5bbc322 | 161 | OPT_BOOLEAN('n', "no-verify", &no_verify, "bypass pre-commit hook"), |
3a5d13a3 | 162 | OPT_BOOLEAN(0, "dry-run", &dry_run, "show what would be committed"), |
7c9f7038 JK |
163 | OPT_SET_INT(0, "short", &status_format, "show status concisely", |
164 | STATUS_FORMAT_SHORT), | |
05a59a08 | 165 | OPT_BOOLEAN(0, "branch", &status_show_branch, "show branch information"), |
7c9f7038 | 166 | OPT_SET_INT(0, "porcelain", &status_format, |
ba9d7fe1 | 167 | "machine-readable output", STATUS_FORMAT_PORCELAIN), |
7c9f7038 JK |
168 | OPT_BOOLEAN('z', "null", &null_termination, |
169 | "terminate entries with NUL"), | |
f5bbc322 | 170 | OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"), |
6f6bee3b | 171 | OPT_BOOLEAN(0, "no-post-rewrite", &no_post_rewrite, "bypass post-rewrite hook"), |
8547090c | 172 | { 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 | 173 | /* end commit contents options */ |
f5bbc322 | 174 | |
c9b5fde7 ÆAB |
175 | { OPTION_BOOLEAN, 0, "allow-empty", &allow_empty, NULL, |
176 | "ok to record an empty change", | |
177 | PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, | |
178 | { OPTION_BOOLEAN, 0, "allow-empty-message", &allow_empty_message, NULL, | |
179 | "ok to record a change with an empty message", | |
180 | PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, | |
181 | ||
f5bbc322 KH |
182 | OPT_END() |
183 | }; | |
184 | ||
37f7a857 JS |
185 | static void determine_whence(struct wt_status *s) |
186 | { | |
187 | if (file_exists(git_path("MERGE_HEAD"))) | |
188 | whence = FROM_MERGE; | |
189 | else if (file_exists(git_path("CHERRY_PICK_HEAD"))) | |
190 | whence = FROM_CHERRY_PICK; | |
191 | else | |
192 | whence = FROM_COMMIT; | |
193 | if (s) | |
194 | s->whence = whence; | |
195 | } | |
196 | ||
197 | static const char *whence_s(void) | |
198 | { | |
be39de2b | 199 | const char *s = ""; |
37f7a857 JS |
200 | |
201 | switch (whence) { | |
202 | case FROM_COMMIT: | |
203 | break; | |
204 | case FROM_MERGE: | |
be39de2b | 205 | s = _("merge"); |
37f7a857 JS |
206 | break; |
207 | case FROM_CHERRY_PICK: | |
be39de2b | 208 | s = _("cherry-pick"); |
37f7a857 JS |
209 | break; |
210 | } | |
211 | ||
212 | return s; | |
213 | } | |
214 | ||
2888605c JH |
215 | static void rollback_index_files(void) |
216 | { | |
217 | switch (commit_style) { | |
218 | case COMMIT_AS_IS: | |
219 | break; /* nothing to do */ | |
220 | case COMMIT_NORMAL: | |
221 | rollback_lock_file(&index_lock); | |
222 | break; | |
223 | case COMMIT_PARTIAL: | |
224 | rollback_lock_file(&index_lock); | |
225 | rollback_lock_file(&false_lock); | |
226 | break; | |
227 | } | |
228 | } | |
229 | ||
5a9dd399 | 230 | static int commit_index_files(void) |
2888605c | 231 | { |
5a9dd399 BC |
232 | int err = 0; |
233 | ||
2888605c JH |
234 | switch (commit_style) { |
235 | case COMMIT_AS_IS: | |
236 | break; /* nothing to do */ | |
237 | case COMMIT_NORMAL: | |
5a9dd399 | 238 | err = commit_lock_file(&index_lock); |
2888605c JH |
239 | break; |
240 | case COMMIT_PARTIAL: | |
5a9dd399 | 241 | err = commit_lock_file(&index_lock); |
2888605c JH |
242 | rollback_lock_file(&false_lock); |
243 | break; | |
244 | } | |
5a9dd399 BC |
245 | |
246 | return err; | |
2888605c JH |
247 | } |
248 | ||
249 | /* | |
250 | * Take a union of paths in the index and the named tree (typically, "HEAD"), | |
251 | * and return the paths that match the given pattern in list. | |
252 | */ | |
c455c87c | 253 | static int list_paths(struct string_list *list, const char *with_tree, |
2888605c JH |
254 | const char *prefix, const char **pattern) |
255 | { | |
256 | int i; | |
257 | char *m; | |
258 | ||
259 | for (i = 0; pattern[i]; i++) | |
260 | ; | |
261 | m = xcalloc(1, i); | |
262 | ||
8894d535 | 263 | if (with_tree) { |
f950eb95 | 264 | char *max_prefix = common_prefix(pattern); |
5879f568 CB |
265 | overlay_tree_on_cache(with_tree, max_prefix ? max_prefix : prefix); |
266 | free(max_prefix); | |
8894d535 | 267 | } |
2888605c JH |
268 | |
269 | for (i = 0; i < active_nr; i++) { | |
270 | struct cache_entry *ce = active_cache[i]; | |
7fce6e3c NTND |
271 | struct string_list_item *item; |
272 | ||
7a51ed66 | 273 | if (ce->ce_flags & CE_UPDATE) |
e87e22d0 | 274 | continue; |
0b50922a | 275 | if (!match_pathspec(pattern, ce->name, ce_namelen(ce), 0, m)) |
2888605c | 276 | continue; |
78a395d3 | 277 | item = string_list_insert(list, ce->name); |
7fce6e3c NTND |
278 | if (ce_skip_worktree(ce)) |
279 | item->util = item; /* better a valid pointer than a fake one */ | |
2888605c JH |
280 | } |
281 | ||
0f64bfa9 | 282 | return report_path_error(m, pattern, prefix); |
2888605c JH |
283 | } |
284 | ||
c455c87c | 285 | static void add_remove_files(struct string_list *list) |
2888605c JH |
286 | { |
287 | int i; | |
288 | for (i = 0; i < list->nr; i++) { | |
d177cab0 | 289 | struct stat st; |
c455c87c | 290 | struct string_list_item *p = &(list->items[i]); |
d177cab0 | 291 | |
7fce6e3c NTND |
292 | /* p->util is skip-worktree */ |
293 | if (p->util) | |
b4d1690d | 294 | continue; |
d177cab0 | 295 | |
c455c87c JS |
296 | if (!lstat(p->string, &st)) { |
297 | if (add_to_cache(p->string, &st, 0)) | |
8a6179bc | 298 | die(_("updating files failed")); |
960b8ad1 | 299 | } else |
c455c87c | 300 | remove_file_from_cache(p->string); |
2888605c JH |
301 | } |
302 | } | |
303 | ||
06bb643b | 304 | static void create_base_index(const struct commit *current_head) |
fa9dcf80 LT |
305 | { |
306 | struct tree *tree; | |
307 | struct unpack_trees_options opts; | |
308 | struct tree_desc t; | |
309 | ||
06bb643b | 310 | if (!current_head) { |
fa9dcf80 LT |
311 | discard_cache(); |
312 | return; | |
313 | } | |
314 | ||
315 | memset(&opts, 0, sizeof(opts)); | |
316 | opts.head_idx = 1; | |
317 | opts.index_only = 1; | |
318 | opts.merge = 1; | |
34110cd4 LT |
319 | opts.src_index = &the_index; |
320 | opts.dst_index = &the_index; | |
fa9dcf80 LT |
321 | |
322 | opts.fn = oneway_merge; | |
06bb643b | 323 | tree = parse_tree_indirect(current_head->object.sha1); |
fa9dcf80 | 324 | if (!tree) |
8a6179bc | 325 | die(_("failed to unpack HEAD tree object")); |
fa9dcf80 LT |
326 | parse_tree(tree); |
327 | init_tree_desc(&t, tree->buffer, tree->size); | |
203a2fe1 DB |
328 | if (unpack_trees(1, &t, &opts)) |
329 | exit(128); /* We've already reported the error, finish dying */ | |
fa9dcf80 LT |
330 | } |
331 | ||
d38a30df MM |
332 | static void refresh_cache_or_die(int refresh_flags) |
333 | { | |
334 | /* | |
335 | * refresh_flags contains REFRESH_QUIET, so the only errors | |
336 | * are for unmerged entries. | |
337 | */ | |
338 | if (refresh_cache(refresh_flags | REFRESH_IN_PORCELAIN)) | |
339 | die_resolve_conflict("commit"); | |
340 | } | |
341 | ||
06bb643b JH |
342 | static char *prepare_index(int argc, const char **argv, const char *prefix, |
343 | const struct commit *current_head, int is_status) | |
f5bbc322 KH |
344 | { |
345 | int fd; | |
c455c87c | 346 | struct string_list partial; |
2888605c | 347 | const char **pathspec = NULL; |
1020d087 | 348 | char *old_index_env = NULL; |
50b7e70f | 349 | int refresh_flags = REFRESH_QUIET; |
f5bbc322 | 350 | |
50b7e70f JH |
351 | if (is_status) |
352 | refresh_flags |= REFRESH_UNMERGED; | |
f5bbc322 | 353 | |
f64fe7b4 JH |
354 | if (*argv) |
355 | pathspec = get_pathspec(prefix, argv); | |
2888605c | 356 | |
671c9b7e | 357 | if (read_cache_preload(pathspec) < 0) |
8a6179bc | 358 | die(_("index file corrupt")); |
671c9b7e | 359 | |
1020d087 CI |
360 | if (interactive) { |
361 | fd = hold_locked_index(&index_lock, 1); | |
362 | ||
363 | refresh_cache_or_die(refresh_flags); | |
364 | ||
365 | if (write_cache(fd, active_cache, active_nr) || | |
366 | close_lock_file(&index_lock)) | |
367 | die(_("unable to create temporary index")); | |
368 | ||
369 | old_index_env = getenv(INDEX_ENVIRONMENT); | |
370 | setenv(INDEX_ENVIRONMENT, index_lock.filename, 1); | |
371 | ||
b4bd4668 | 372 | if (interactive_add(argc, argv, prefix, patch_interactive) != 0) |
1020d087 CI |
373 | die(_("interactive add failed")); |
374 | ||
375 | if (old_index_env && *old_index_env) | |
376 | setenv(INDEX_ENVIRONMENT, old_index_env, 1); | |
377 | else | |
378 | unsetenv(INDEX_ENVIRONMENT); | |
379 | ||
380 | discard_cache(); | |
381 | read_cache_from(index_lock.filename); | |
382 | ||
383 | commit_style = COMMIT_NORMAL; | |
384 | return index_lock.filename; | |
385 | } | |
386 | ||
2888605c JH |
387 | /* |
388 | * Non partial, non as-is commit. | |
389 | * | |
390 | * (1) get the real index; | |
391 | * (2) update the_index as necessary; | |
392 | * (3) write the_index out to the real index (still locked); | |
393 | * (4) return the name of the locked index file. | |
394 | * | |
395 | * The caller should run hooks on the locked real index, and | |
396 | * (A) if all goes well, commit the real index; | |
397 | * (B) on failure, rollback the real index. | |
398 | */ | |
399 | if (all || (also && pathspec && *pathspec)) { | |
1f2362a9 | 400 | fd = hold_locked_index(&index_lock, 1); |
7ae02a30 | 401 | add_files_to_cache(also ? prefix : NULL, pathspec, 0); |
d38a30df | 402 | refresh_cache_or_die(refresh_flags); |
e859c69b | 403 | update_main_cache_tree(WRITE_TREE_SILENT); |
4ed7cd3a BC |
404 | if (write_cache(fd, active_cache, active_nr) || |
405 | close_lock_file(&index_lock)) | |
8a6179bc | 406 | die(_("unable to write new_index file")); |
2888605c JH |
407 | commit_style = COMMIT_NORMAL; |
408 | return index_lock.filename; | |
f5bbc322 KH |
409 | } |
410 | ||
2888605c JH |
411 | /* |
412 | * As-is commit. | |
413 | * | |
414 | * (1) return the name of the real index file. | |
415 | * | |
73276235 MH |
416 | * The caller should run hooks on the real index, |
417 | * and create commit from the_index. | |
2888605c JH |
418 | * We still need to refresh the index here. |
419 | */ | |
420 | if (!pathspec || !*pathspec) { | |
421 | fd = hold_locked_index(&index_lock, 1); | |
d38a30df | 422 | refresh_cache_or_die(refresh_flags); |
d5f5d0a9 | 423 | if (active_cache_changed) { |
e859c69b | 424 | update_main_cache_tree(WRITE_TREE_SILENT); |
d5f5d0a9 JH |
425 | if (write_cache(fd, active_cache, active_nr) || |
426 | commit_locked_index(&index_lock)) | |
8a6179bc | 427 | die(_("unable to write new_index file")); |
d5f5d0a9 JH |
428 | } else { |
429 | rollback_lock_file(&index_lock); | |
430 | } | |
2888605c | 431 | commit_style = COMMIT_AS_IS; |
f5bbc322 KH |
432 | return get_index_file(); |
433 | } | |
434 | ||
2888605c JH |
435 | /* |
436 | * A partial commit. | |
437 | * | |
438 | * (0) find the set of affected paths; | |
439 | * (1) get lock on the real index file; | |
440 | * (2) update the_index with the given paths; | |
441 | * (3) write the_index out to the real index (still locked); | |
442 | * (4) get lock on the false index file; | |
443 | * (5) reset the_index from HEAD; | |
444 | * (6) update the_index the same way as (2); | |
445 | * (7) write the_index out to the false index file; | |
446 | * (8) return the name of the false index file (still locked); | |
447 | * | |
448 | * The caller should run hooks on the locked false index, and | |
449 | * create commit from it. Then | |
450 | * (A) if all goes well, commit the real index; | |
451 | * (B) on failure, rollback the real index; | |
452 | * In either case, rollback the false index. | |
453 | */ | |
454 | commit_style = COMMIT_PARTIAL; | |
455 | ||
37f7a857 | 456 | if (whence != FROM_COMMIT) |
6c80cd29 | 457 | die(_("cannot do a partial commit during a %s."), whence_s()); |
2888605c JH |
458 | |
459 | memset(&partial, 0, sizeof(partial)); | |
c455c87c | 460 | partial.strdup_strings = 1; |
06bb643b | 461 | if (list_paths(&partial, !current_head ? NULL : "HEAD", prefix, pathspec)) |
2888605c JH |
462 | exit(1); |
463 | ||
464 | discard_cache(); | |
465 | if (read_cache() < 0) | |
8a6179bc | 466 | die(_("cannot read the index")); |
2888605c JH |
467 | |
468 | fd = hold_locked_index(&index_lock, 1); | |
469 | add_remove_files(&partial); | |
ef12b50d | 470 | refresh_cache(REFRESH_QUIET); |
4ed7cd3a BC |
471 | if (write_cache(fd, active_cache, active_nr) || |
472 | close_lock_file(&index_lock)) | |
8a6179bc | 473 | die(_("unable to write new_index file")); |
f5bbc322 | 474 | |
2888605c | 475 | fd = hold_lock_file_for_update(&false_lock, |
a157400c JH |
476 | git_path("next-index-%"PRIuMAX, |
477 | (uintmax_t) getpid()), | |
acd3b9ec | 478 | LOCK_DIE_ON_ERROR); |
fa9dcf80 | 479 | |
06bb643b | 480 | create_base_index(current_head); |
2888605c | 481 | add_remove_files(&partial); |
d37d3203 | 482 | refresh_cache(REFRESH_QUIET); |
f5bbc322 | 483 | |
4ed7cd3a BC |
484 | if (write_cache(fd, active_cache, active_nr) || |
485 | close_lock_file(&false_lock)) | |
8a6179bc | 486 | die(_("unable to write temporary index file")); |
959ba670 JK |
487 | |
488 | discard_cache(); | |
489 | read_cache_from(false_lock.filename); | |
490 | ||
2888605c | 491 | return false_lock.filename; |
f5bbc322 KH |
492 | } |
493 | ||
d249b098 JH |
494 | static int run_status(FILE *fp, const char *index_file, const char *prefix, int nowarn, |
495 | struct wt_status *s) | |
f5bbc322 | 496 | { |
76e2f7ce JH |
497 | unsigned char sha1[20]; |
498 | ||
d249b098 JH |
499 | if (s->relative_paths) |
500 | s->prefix = prefix; | |
f5bbc322 KH |
501 | |
502 | if (amend) { | |
d249b098 JH |
503 | s->amend = 1; |
504 | s->reference = "HEAD^1"; | |
f5bbc322 | 505 | } |
d249b098 JH |
506 | s->verbose = verbose; |
507 | s->index_file = index_file; | |
508 | s->fp = fp; | |
509 | s->nowarn = nowarn; | |
76e2f7ce | 510 | s->is_initial = get_sha1(s->reference, sha1) ? 1 : 0; |
f5bbc322 | 511 | |
76e2f7ce | 512 | wt_status_collect(s); |
7c9f7038 JK |
513 | |
514 | switch (status_format) { | |
515 | case STATUS_FORMAT_SHORT: | |
05a59a08 | 516 | wt_shortstatus_print(s, null_termination, status_show_branch); |
7c9f7038 JK |
517 | break; |
518 | case STATUS_FORMAT_PORCELAIN: | |
4a7cc2fd | 519 | wt_porcelain_print(s, null_termination); |
7c9f7038 JK |
520 | break; |
521 | case STATUS_FORMAT_LONG: | |
522 | wt_status_print(s); | |
523 | break; | |
524 | } | |
f5bbc322 | 525 | |
d249b098 | 526 | return s->commitable; |
f5bbc322 KH |
527 | } |
528 | ||
06bb643b | 529 | static int is_a_merge(const struct commit *current_head) |
ec84bd00 | 530 | { |
06bb643b | 531 | return !!(current_head->parents && current_head->parents->next); |
ec84bd00 PB |
532 | } |
533 | ||
f5bbc322 KH |
534 | static const char sign_off_header[] = "Signed-off-by: "; |
535 | ||
7dfe8ad6 JH |
536 | static void export_one(const char *var, const char *s, const char *e, int hack) |
537 | { | |
538 | struct strbuf buf = STRBUF_INIT; | |
539 | if (hack) | |
540 | strbuf_addch(&buf, hack); | |
541 | strbuf_addf(&buf, "%.*s", (int)(e - s), s); | |
542 | setenv(var, buf.buf, 1); | |
543 | strbuf_release(&buf); | |
544 | } | |
545 | ||
4c28e4ad | 546 | static void determine_author_info(struct strbuf *author_ident) |
a45d46ba SB |
547 | { |
548 | char *name, *email, *date; | |
7dfe8ad6 | 549 | struct ident_split author; |
a45d46ba SB |
550 | |
551 | name = getenv("GIT_AUTHOR_NAME"); | |
552 | email = getenv("GIT_AUTHOR_EMAIL"); | |
553 | date = getenv("GIT_AUTHOR_DATE"); | |
554 | ||
37f7a857 | 555 | if (author_message) { |
a45d46ba | 556 | const char *a, *lb, *rb, *eol; |
2c733fb2 | 557 | size_t len; |
a45d46ba | 558 | |
37f7a857 | 559 | a = strstr(author_message_buffer, "\nauthor "); |
a45d46ba | 560 | if (!a) |
6c80cd29 | 561 | die(_("invalid commit: %s"), author_message); |
a45d46ba | 562 | |
fb7749e4 JN |
563 | lb = strchrnul(a + strlen("\nauthor "), '<'); |
564 | rb = strchrnul(lb, '>'); | |
565 | eol = strchrnul(rb, '\n'); | |
566 | if (!*lb || !*rb || !*eol) | |
6c80cd29 | 567 | die(_("invalid commit: %s"), author_message); |
a45d46ba | 568 | |
fb7749e4 JN |
569 | if (lb == a + strlen("\nauthor ")) |
570 | /* \nauthor <foo@example.com> */ | |
571 | name = xcalloc(1, 1); | |
572 | else | |
573 | name = xmemdupz(a + strlen("\nauthor "), | |
574 | (lb - strlen(" ") - | |
575 | (a + strlen("\nauthor ")))); | |
576 | email = xmemdupz(lb + strlen("<"), rb - (lb + strlen("<"))); | |
577 | date = xmemdupz(rb + strlen("> "), eol - (rb + strlen("> "))); | |
2c733fb2 JH |
578 | len = eol - (rb + strlen("> ")); |
579 | date = xmalloc(len + 2); | |
580 | *date = '@'; | |
581 | memcpy(date + 1, rb + strlen("> "), len); | |
582 | date[len + 1] = '\0'; | |
a45d46ba SB |
583 | } |
584 | ||
585 | if (force_author) { | |
586 | const char *lb = strstr(force_author, " <"); | |
587 | const char *rb = strchr(force_author, '>'); | |
588 | ||
589 | if (!lb || !rb) | |
8a6179bc | 590 | die(_("malformed --author parameter")); |
a45d46ba SB |
591 | name = xstrndup(force_author, lb - force_author); |
592 | email = xstrndup(lb + 2, rb - (lb + 2)); | |
593 | } | |
594 | ||
02b47cd7 MV |
595 | if (force_date) |
596 | date = force_date; | |
4c28e4ad JH |
597 | strbuf_addstr(author_ident, fmt_ident(name, email, date, |
598 | IDENT_ERROR_ON_NO_NAME)); | |
7dfe8ad6 JH |
599 | if (!split_ident_line(&author, author_ident->buf, author_ident->len)) { |
600 | export_one("GIT_AUTHOR_NAME", author.name_begin, author.name_end, 0); | |
601 | export_one("GIT_AUTHOR_EMAIL", author.mail_begin, author.mail_end, 0); | |
602 | export_one("GIT_AUTHOR_DATE", author.date_begin, author.tz_end, '@'); | |
603 | } | |
a45d46ba SB |
604 | } |
605 | ||
c1e01b0c DB |
606 | static int ends_rfc2822_footer(struct strbuf *sb) |
607 | { | |
608 | int ch; | |
609 | int hit = 0; | |
610 | int i, j, k; | |
611 | int len = sb->len; | |
612 | int first = 1; | |
613 | const char *buf = sb->buf; | |
614 | ||
615 | for (i = len - 1; i > 0; i--) { | |
616 | if (hit && buf[i] == '\n') | |
617 | break; | |
618 | hit = (buf[i] == '\n'); | |
619 | } | |
620 | ||
621 | while (i < len - 1 && buf[i] == '\n') | |
622 | i++; | |
623 | ||
624 | for (; i < len; i = k) { | |
625 | for (k = i; k < len && buf[k] != '\n'; k++) | |
626 | ; /* do nothing */ | |
627 | k++; | |
628 | ||
629 | if ((buf[k] == ' ' || buf[k] == '\t') && !first) | |
630 | continue; | |
631 | ||
632 | first = 0; | |
633 | ||
634 | for (j = 0; i + j < len; j++) { | |
635 | ch = buf[i + j]; | |
636 | if (ch == ':') | |
637 | break; | |
638 | if (isalnum(ch) || | |
639 | (ch == '-')) | |
640 | continue; | |
641 | return 0; | |
642 | } | |
643 | } | |
644 | return 1; | |
645 | } | |
646 | ||
4c28e4ad JH |
647 | static char *cut_ident_timestamp_part(char *string) |
648 | { | |
649 | char *ket = strrchr(string, '>'); | |
650 | if (!ket || ket[1] != ' ') | |
8a6179bc | 651 | die(_("Malformed ident string: '%s'"), string); |
4c28e4ad JH |
652 | *++ket = '\0'; |
653 | return ket; | |
654 | } | |
655 | ||
d249b098 | 656 | static int prepare_to_commit(const char *index_file, const char *prefix, |
06bb643b | 657 | struct commit *current_head, |
4c28e4ad JH |
658 | struct wt_status *s, |
659 | struct strbuf *author_ident) | |
f5bbc322 KH |
660 | { |
661 | struct stat statbuf; | |
4c28e4ad | 662 | struct strbuf committer_ident = STRBUF_INIT; |
bc5d248a | 663 | int commitable, saved_color_setting; |
f285a2d7 | 664 | struct strbuf sb = STRBUF_INIT; |
f5bbc322 | 665 | char *buffer; |
8089c85b PB |
666 | const char *hook_arg1 = NULL; |
667 | const char *hook_arg2 = NULL; | |
bb1ae3f6 | 668 | int ident_shown = 0; |
8b1ae678 | 669 | int clean_message_contents = (cleanup_mode != CLEANUP_NONE); |
f5bbc322 | 670 | |
7dfe8ad6 JH |
671 | /* This checks and barfs if author is badly specified */ |
672 | determine_author_info(author_ident); | |
673 | ||
ec84bd00 PB |
674 | if (!no_verify && run_hook(index_file, "pre-commit", NULL)) |
675 | return 0; | |
f5bbc322 | 676 | |
89ac1223 PN |
677 | if (squash_message) { |
678 | /* | |
679 | * Insert the proper subject line before other commit | |
680 | * message options add their content. | |
681 | */ | |
682 | if (use_message && !strcmp(use_message, squash_message)) | |
683 | strbuf_addstr(&sb, "squash! "); | |
684 | else { | |
685 | struct pretty_print_context ctx = {0}; | |
686 | struct commit *c; | |
687 | c = lookup_commit_reference_by_name(squash_message); | |
688 | if (!c) | |
8a6179bc | 689 | die(_("could not lookup commit %s"), squash_message); |
89ac1223 PN |
690 | ctx.output_encoding = get_commit_output_encoding(); |
691 | format_commit_message(c, "squash! %s\n\n", &sb, | |
692 | &ctx); | |
693 | } | |
694 | } | |
695 | ||
f9568530 JS |
696 | if (message.len) { |
697 | strbuf_addbuf(&sb, &message); | |
8089c85b | 698 | hook_arg1 = "message"; |
f5bbc322 KH |
699 | } else if (logfile && !strcmp(logfile, "-")) { |
700 | if (isatty(0)) | |
8a6179bc | 701 | fprintf(stderr, _("(reading log message from standard input)\n")); |
f5bbc322 | 702 | if (strbuf_read(&sb, 0, 0) < 0) |
8a6179bc | 703 | die_errno(_("could not read log from standard input")); |
8089c85b | 704 | hook_arg1 = "message"; |
f5bbc322 KH |
705 | } else if (logfile) { |
706 | if (strbuf_read_file(&sb, logfile, 0) < 0) | |
8a6179bc | 707 | die_errno(_("could not read log file '%s'"), |
d824cbba | 708 | logfile); |
8089c85b | 709 | hook_arg1 = "message"; |
f5bbc322 KH |
710 | } else if (use_message) { |
711 | buffer = strstr(use_message_buffer, "\n\n"); | |
712 | if (!buffer || buffer[2] == '\0') | |
8a6179bc | 713 | die(_("commit has empty message")); |
f5bbc322 | 714 | strbuf_add(&sb, buffer + 2, strlen(buffer + 2)); |
8089c85b PB |
715 | hook_arg1 = "commit"; |
716 | hook_arg2 = use_message; | |
d71b8ba7 PN |
717 | } else if (fixup_message) { |
718 | struct pretty_print_context ctx = {0}; | |
719 | struct commit *commit; | |
720 | commit = lookup_commit_reference_by_name(fixup_message); | |
721 | if (!commit) | |
8a6179bc | 722 | die(_("could not lookup commit %s"), fixup_message); |
d71b8ba7 PN |
723 | ctx.output_encoding = get_commit_output_encoding(); |
724 | format_commit_message(commit, "fixup! %s\n\n", | |
725 | &sb, &ctx); | |
726 | hook_arg1 = "message"; | |
f5bbc322 KH |
727 | } else if (!stat(git_path("MERGE_MSG"), &statbuf)) { |
728 | if (strbuf_read_file(&sb, git_path("MERGE_MSG"), 0) < 0) | |
8a6179bc | 729 | die_errno(_("could not read MERGE_MSG")); |
8089c85b | 730 | hook_arg1 = "merge"; |
f5bbc322 KH |
731 | } else if (!stat(git_path("SQUASH_MSG"), &statbuf)) { |
732 | if (strbuf_read_file(&sb, git_path("SQUASH_MSG"), 0) < 0) | |
8a6179bc | 733 | die_errno(_("could not read SQUASH_MSG")); |
8089c85b | 734 | hook_arg1 = "squash"; |
2140b140 | 735 | } else if (template_file) { |
f5bbc322 | 736 | if (strbuf_read_file(&sb, template_file, 0) < 0) |
8a6179bc | 737 | die_errno(_("could not read '%s'"), template_file); |
8089c85b | 738 | hook_arg1 = "template"; |
8b1ae678 | 739 | clean_message_contents = 0; |
f5bbc322 KH |
740 | } |
741 | ||
8089c85b | 742 | /* |
37f7a857 JS |
743 | * The remaining cases don't modify the template message, but |
744 | * just set the argument(s) to the prepare-commit-msg hook. | |
8089c85b | 745 | */ |
37f7a857 | 746 | else if (whence == FROM_MERGE) |
8089c85b | 747 | hook_arg1 = "merge"; |
37f7a857 JS |
748 | else if (whence == FROM_CHERRY_PICK) { |
749 | hook_arg1 = "commit"; | |
750 | hook_arg2 = "CHERRY_PICK_HEAD"; | |
751 | } | |
8089c85b | 752 | |
89ac1223 PN |
753 | if (squash_message) { |
754 | /* | |
755 | * If squash_commit was used for the commit subject, | |
756 | * then we're possibly hijacking other commit log options. | |
757 | * Reset the hook args to tell the real story. | |
758 | */ | |
759 | hook_arg1 = "message"; | |
760 | hook_arg2 = ""; | |
761 | } | |
762 | ||
37f3012f JN |
763 | s->fp = fopen(git_path(commit_editmsg), "w"); |
764 | if (s->fp == NULL) | |
8a6179bc | 765 | die_errno(_("could not open '%s'"), git_path(commit_editmsg)); |
f5bbc322 | 766 | |
8b1ae678 | 767 | if (clean_message_contents) |
5f065737 | 768 | stripspace(&sb, 0); |
f5bbc322 KH |
769 | |
770 | if (signoff) { | |
f285a2d7 | 771 | struct strbuf sob = STRBUF_INIT; |
13208572 JS |
772 | int i; |
773 | ||
13208572 | 774 | strbuf_addstr(&sob, sign_off_header); |
d9ccfe77 JH |
775 | strbuf_addstr(&sob, fmt_name(getenv("GIT_COMMITTER_NAME"), |
776 | getenv("GIT_COMMITTER_EMAIL"))); | |
13208572 | 777 | strbuf_addch(&sob, '\n'); |
13208572 JS |
778 | for (i = sb.len - 1; i > 0 && sb.buf[i - 1] != '\n'; i--) |
779 | ; /* do nothing */ | |
2150554b | 780 | if (prefixcmp(sb.buf + i, sob.buf)) { |
e5138436 | 781 | if (!i || !ends_rfc2822_footer(&sb)) |
2150554b | 782 | strbuf_addch(&sb, '\n'); |
13208572 | 783 | strbuf_addbuf(&sb, &sob); |
2150554b | 784 | } |
13208572 | 785 | strbuf_release(&sob); |
f5bbc322 KH |
786 | } |
787 | ||
37f3012f | 788 | if (fwrite(sb.buf, 1, sb.len, s->fp) < sb.len) |
8a6179bc | 789 | die_errno(_("could not write commit template")); |
13208572 | 790 | |
f5bbc322 KH |
791 | strbuf_release(&sb); |
792 | ||
bb1ae3f6 | 793 | /* This checks if committer ident is explicitly given */ |
4c28e4ad | 794 | strbuf_addstr(&committer_ident, git_committer_info(0)); |
bed575e4 | 795 | if (use_editor && include_status) { |
4c28e4ad | 796 | char *ai_tmp, *ci_tmp; |
37f7a857 | 797 | if (whence != FROM_COMMIT) |
b926c0d1 | 798 | status_printf_ln(s, GIT_COLOR_NORMAL, |
fe8165cd | 799 | _("\n" |
f4784b3e | 800 | "It looks like you may be committing a %s.\n" |
b926c0d1 JN |
801 | "If this is not correct, please remove the file\n" |
802 | " %s\n" | |
803 | "and try again.\n" | |
fe8165cd | 804 | ""), |
37f7a857 JS |
805 | whence_s(), |
806 | git_path(whence == FROM_MERGE | |
807 | ? "MERGE_HEAD" | |
808 | : "CHERRY_PICK_HEAD")); | |
ec84bd00 | 809 | |
b926c0d1 JN |
810 | fprintf(s->fp, "\n"); |
811 | status_printf(s, GIT_COLOR_NORMAL, | |
0b430a17 | 812 | _("Please enter the commit message for your changes.")); |
ec84bd00 | 813 | if (cleanup_mode == CLEANUP_ALL) |
b926c0d1 | 814 | status_printf_more(s, GIT_COLOR_NORMAL, |
0b430a17 | 815 | _(" Lines starting\n" |
b926c0d1 | 816 | "with '#' will be ignored, and an empty" |
0b430a17 | 817 | " message aborts the commit.\n")); |
ec84bd00 | 818 | else /* CLEANUP_SPACE, that is. */ |
b926c0d1 | 819 | status_printf_more(s, GIT_COLOR_NORMAL, |
0b430a17 | 820 | _(" Lines starting\n" |
b926c0d1 | 821 | "with '#' will be kept; you may remove them" |
fdc7c811 | 822 | " yourself if you want to.\n" |
0b430a17 | 823 | "An empty message aborts the commit.\n")); |
ec84bd00 | 824 | if (only_include_assumed) |
b926c0d1 JN |
825 | status_printf_ln(s, GIT_COLOR_NORMAL, |
826 | "%s", only_include_assumed); | |
ec84bd00 | 827 | |
4c28e4ad JH |
828 | ai_tmp = cut_ident_timestamp_part(author_ident->buf); |
829 | ci_tmp = cut_ident_timestamp_part(committer_ident.buf); | |
830 | if (strcmp(author_ident->buf, committer_ident.buf)) | |
b926c0d1 | 831 | status_printf_ln(s, GIT_COLOR_NORMAL, |
fe8165cd ÆAB |
832 | _("%s" |
833 | "Author: %s"), | |
b926c0d1 | 834 | ident_shown++ ? "" : "\n", |
4c28e4ad | 835 | author_ident->buf); |
e83dbe80 | 836 | |
5aeb3a3a | 837 | if (!user_ident_sufficiently_given()) |
b926c0d1 | 838 | status_printf_ln(s, GIT_COLOR_NORMAL, |
fe8165cd ÆAB |
839 | _("%s" |
840 | "Committer: %s"), | |
b926c0d1 | 841 | ident_shown++ ? "" : "\n", |
4c28e4ad | 842 | committer_ident.buf); |
bb1ae3f6 SB |
843 | |
844 | if (ident_shown) | |
b926c0d1 | 845 | status_printf_ln(s, GIT_COLOR_NORMAL, ""); |
bb1ae3f6 | 846 | |
d249b098 JH |
847 | saved_color_setting = s->use_color; |
848 | s->use_color = 0; | |
37f3012f | 849 | commitable = run_status(s->fp, index_file, prefix, 1, s); |
d249b098 | 850 | s->use_color = saved_color_setting; |
4c28e4ad JH |
851 | |
852 | *ai_tmp = ' '; | |
853 | *ci_tmp = ' '; | |
ec84bd00 | 854 | } else { |
d616a239 | 855 | unsigned char sha1[20]; |
fbcf1184 | 856 | const char *parent = "HEAD"; |
7168624c | 857 | |
7168624c | 858 | if (!active_nr && read_cache() < 0) |
8a6179bc | 859 | die(_("Cannot read index")); |
7168624c | 860 | |
fbcf1184 JH |
861 | if (amend) |
862 | parent = "HEAD^1"; | |
863 | ||
d616a239 | 864 | if (get_sha1(parent, sha1)) |
ec84bd00 | 865 | commitable = !!active_nr; |
75f3ff2e SB |
866 | else |
867 | commitable = index_differs_from(parent, 0); | |
ec84bd00 | 868 | } |
4c28e4ad | 869 | strbuf_release(&committer_ident); |
d616a239 | 870 | |
37f3012f | 871 | fclose(s->fp); |
7168624c | 872 | |
37f7a857 JS |
873 | /* |
874 | * Reject an attempt to record a non-merge empty commit without | |
875 | * explicit --allow-empty. In the cherry-pick case, it may be | |
876 | * empty due to conflict resolution, which the user should okay. | |
877 | */ | |
878 | if (!commitable && whence != FROM_MERGE && !allow_empty && | |
06bb643b | 879 | !(amend && is_a_merge(current_head))) { |
d249b098 | 880 | run_status(stdout, index_file, prefix, 0, s); |
f197ed2f | 881 | if (amend) |
fc88e316 | 882 | fputs(_(empty_amend_advice), stderr); |
37f7a857 | 883 | else if (whence == FROM_CHERRY_PICK) |
6c80cd29 | 884 | fputs(_(empty_cherry_pick_advice), stderr); |
ec84bd00 | 885 | return 0; |
7168624c AR |
886 | } |
887 | ||
ec84bd00 PB |
888 | /* |
889 | * Re-read the index as pre-commit hook could have updated it, | |
890 | * and write it out as a tree. We must do this before we invoke | |
891 | * the editor and after we invoke run_status above. | |
892 | */ | |
893 | discard_cache(); | |
894 | read_cache_from(index_file); | |
996277c5 | 895 | if (update_main_cache_tree(0)) { |
8a6179bc | 896 | error(_("Error building trees")); |
ec84bd00 | 897 | return 0; |
7168624c | 898 | } |
f5bbc322 | 899 | |
8089c85b PB |
900 | if (run_hook(index_file, "prepare-commit-msg", |
901 | git_path(commit_editmsg), hook_arg1, hook_arg2, NULL)) | |
902 | return 0; | |
f5bbc322 | 903 | |
ec84bd00 PB |
904 | if (use_editor) { |
905 | char index[PATH_MAX]; | |
66dbfd55 GV |
906 | const char *env[2] = { NULL }; |
907 | env[0] = index; | |
ec84bd00 | 908 | snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file); |
7198203a SB |
909 | if (launch_editor(git_path(commit_editmsg), NULL, env)) { |
910 | fprintf(stderr, | |
8a6179bc | 911 | _("Please supply the message using either -m or -F option.\n")); |
7198203a SB |
912 | exit(1); |
913 | } | |
ec84bd00 | 914 | } |
f5bbc322 | 915 | |
ec84bd00 PB |
916 | if (!no_verify && |
917 | run_hook(index_file, "commit-msg", git_path(commit_editmsg), NULL)) { | |
918 | return 0; | |
919 | } | |
f5bbc322 | 920 | |
ec84bd00 | 921 | return 1; |
f5bbc322 KH |
922 | } |
923 | ||
b2eda9bd | 924 | static int rest_is_empty(struct strbuf *sb, int start) |
f5bbc322 | 925 | { |
b2eda9bd | 926 | int i, eol; |
f5bbc322 | 927 | const char *nl; |
f5bbc322 KH |
928 | |
929 | /* Check if the rest is just whitespace and Signed-of-by's. */ | |
930 | for (i = start; i < sb->len; i++) { | |
931 | nl = memchr(sb->buf + i, '\n', sb->len - i); | |
932 | if (nl) | |
933 | eol = nl - sb->buf; | |
934 | else | |
935 | eol = sb->len; | |
936 | ||
937 | if (strlen(sign_off_header) <= eol - i && | |
938 | !prefixcmp(sb->buf + i, sign_off_header)) { | |
939 | i = eol; | |
940 | continue; | |
941 | } | |
942 | while (i < eol) | |
943 | if (!isspace(sb->buf[i++])) | |
944 | return 0; | |
945 | } | |
946 | ||
947 | return 1; | |
948 | } | |
949 | ||
b2eda9bd JH |
950 | /* |
951 | * Find out if the message in the strbuf contains only whitespace and | |
952 | * Signed-off-by lines. | |
953 | */ | |
954 | static int message_is_empty(struct strbuf *sb) | |
955 | { | |
956 | if (cleanup_mode == CLEANUP_NONE && sb->len) | |
957 | return 0; | |
958 | return rest_is_empty(sb, 0); | |
959 | } | |
960 | ||
961 | /* | |
962 | * See if the user edited the message in the editor or left what | |
963 | * was in the template intact | |
964 | */ | |
965 | static int template_untouched(struct strbuf *sb) | |
966 | { | |
967 | struct strbuf tmpl = STRBUF_INIT; | |
968 | char *start; | |
969 | ||
970 | if (cleanup_mode == CLEANUP_NONE && sb->len) | |
971 | return 0; | |
972 | ||
973 | if (!template_file || strbuf_read_file(&tmpl, template_file, 0) <= 0) | |
974 | return 0; | |
975 | ||
976 | stripspace(&tmpl, cleanup_mode == CLEANUP_ALL); | |
977 | start = (char *)skip_prefix(sb->buf, tmpl.buf); | |
978 | if (!start) | |
979 | start = sb->buf; | |
980 | strbuf_release(&tmpl); | |
981 | return rest_is_empty(sb, start - sb->buf); | |
982 | } | |
983 | ||
146ea068 JH |
984 | static const char *find_author_by_nickname(const char *name) |
985 | { | |
986 | struct rev_info revs; | |
987 | struct commit *commit; | |
988 | struct strbuf buf = STRBUF_INIT; | |
989 | const char *av[20]; | |
990 | int ac = 0; | |
991 | ||
992 | init_revisions(&revs, NULL); | |
993 | strbuf_addf(&buf, "--author=%s", name); | |
994 | av[++ac] = "--all"; | |
995 | av[++ac] = "-i"; | |
996 | av[++ac] = buf.buf; | |
997 | av[++ac] = NULL; | |
998 | setup_revisions(ac, av, &revs, NULL); | |
999 | prepare_revision_walk(&revs); | |
1000 | commit = get_revision(&revs); | |
1001 | if (commit) { | |
dd2e794a TR |
1002 | struct pretty_print_context ctx = {0}; |
1003 | ctx.date_mode = DATE_NORMAL; | |
146ea068 | 1004 | strbuf_release(&buf); |
dd2e794a | 1005 | format_commit_message(commit, "%an <%ae>", &buf, &ctx); |
146ea068 JH |
1006 | return strbuf_detach(&buf, NULL); |
1007 | } | |
8a6179bc | 1008 | die(_("No existing author found with '%s'"), name); |
146ea068 JH |
1009 | } |
1010 | ||
76e2f7ce JH |
1011 | |
1012 | static void handle_untracked_files_arg(struct wt_status *s) | |
1013 | { | |
1014 | if (!untracked_files_arg) | |
1015 | ; /* default already initialized */ | |
1016 | else if (!strcmp(untracked_files_arg, "no")) | |
1017 | s->show_untracked_files = SHOW_NO_UNTRACKED_FILES; | |
1018 | else if (!strcmp(untracked_files_arg, "normal")) | |
1019 | s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES; | |
1020 | else if (!strcmp(untracked_files_arg, "all")) | |
1021 | s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES; | |
1022 | else | |
8a6179bc | 1023 | die(_("Invalid untracked files mode '%s'"), untracked_files_arg); |
76e2f7ce JH |
1024 | } |
1025 | ||
37f7a857 JS |
1026 | static const char *read_commit_message(const char *name) |
1027 | { | |
1028 | const char *out_enc, *out; | |
1029 | struct commit *commit; | |
1030 | ||
1031 | commit = lookup_commit_reference_by_name(name); | |
1032 | if (!commit) | |
6c80cd29 | 1033 | die(_("could not lookup commit %s"), name); |
37f7a857 JS |
1034 | out_enc = get_commit_output_encoding(); |
1035 | out = logmsg_reencode(commit, out_enc); | |
1036 | ||
1037 | /* | |
1038 | * If we failed to reencode the buffer, just copy it | |
1039 | * byte for byte so the user can try to fix it up. | |
1040 | * This also handles the case where input and output | |
1041 | * encodings are identical. | |
1042 | */ | |
1043 | if (out == NULL) | |
1044 | out = xstrdup(commit->buffer); | |
1045 | return out; | |
1046 | } | |
1047 | ||
2f02b25f | 1048 | static int parse_and_validate_options(int argc, const char *argv[], |
dbd0f5c7 | 1049 | const char * const usage[], |
d249b098 | 1050 | const char *prefix, |
06bb643b | 1051 | struct commit *current_head, |
d249b098 | 1052 | struct wt_status *s) |
f5bbc322 KH |
1053 | { |
1054 | int f = 0; | |
1055 | ||
37782920 SB |
1056 | argc = parse_options(argc, argv, prefix, builtin_commit_options, usage, |
1057 | 0); | |
f5bbc322 | 1058 | |
146ea068 JH |
1059 | if (force_author && !strchr(force_author, '>')) |
1060 | force_author = find_author_by_nickname(force_author); | |
1061 | ||
c51f6cee | 1062 | if (force_author && renew_authorship) |
8a6179bc | 1063 | die(_("Using both --reset-author and --author does not make sense")); |
c51f6cee | 1064 | |
d71b8ba7 | 1065 | if (logfile || message.len || use_message || fixup_message) |
4803466f | 1066 | use_editor = 0; |
ca1ba201 JH |
1067 | if (0 <= edit_flag) |
1068 | use_editor = edit_flag; | |
406400ce PB |
1069 | if (!use_editor) |
1070 | setenv("GIT_EDITOR", ":", 1); | |
f5bbc322 | 1071 | |
f5bbc322 | 1072 | /* Sanity check options */ |
06bb643b | 1073 | if (amend && !current_head) |
8a6179bc | 1074 | die(_("You have nothing to amend.")); |
37f7a857 | 1075 | if (amend && whence != FROM_COMMIT) |
6c80cd29 | 1076 | die(_("You are in the middle of a %s -- cannot amend."), whence_s()); |
89ac1223 | 1077 | if (fixup_message && squash_message) |
9c227655 | 1078 | die(_("Options --squash and --fixup cannot be used together")); |
f5bbc322 KH |
1079 | if (use_message) |
1080 | f++; | |
1081 | if (edit_message) | |
1082 | f++; | |
d71b8ba7 PN |
1083 | if (fixup_message) |
1084 | f++; | |
f5bbc322 KH |
1085 | if (logfile) |
1086 | f++; | |
1087 | if (f > 1) | |
8a6179bc | 1088 | die(_("Only one of -c/-C/-F/--fixup can be used.")); |
f9568530 | 1089 | if (message.len && f > 0) |
8a6179bc | 1090 | die((_("Option -m cannot be combined with -c/-C/-F/--fixup."))); |
010c7dbc JH |
1091 | if (f || message.len) |
1092 | template_file = NULL; | |
f5bbc322 KH |
1093 | if (edit_message) |
1094 | use_message = edit_message; | |
d71b8ba7 | 1095 | if (amend && !use_message && !fixup_message) |
f5bbc322 | 1096 | use_message = "HEAD"; |
37f7a857 | 1097 | if (!use_message && whence != FROM_CHERRY_PICK && renew_authorship) |
8a6179bc | 1098 | die(_("--reset-author can be used only with -C, -c or --amend.")); |
f5bbc322 | 1099 | if (use_message) { |
37f7a857 JS |
1100 | use_message_buffer = read_commit_message(use_message); |
1101 | if (!renew_authorship) { | |
1102 | author_message = use_message; | |
1103 | author_message_buffer = use_message_buffer; | |
1104 | } | |
1105 | } | |
1106 | if (whence == FROM_CHERRY_PICK && !renew_authorship) { | |
1107 | author_message = "CHERRY_PICK_HEAD"; | |
1108 | author_message_buffer = read_commit_message(author_message); | |
f5bbc322 KH |
1109 | } |
1110 | ||
b4bd4668 CI |
1111 | if (patch_interactive) |
1112 | interactive = 1; | |
1113 | ||
f5bbc322 | 1114 | if (!!also + !!only + !!all + !!interactive > 1) |
b4bd4668 | 1115 | die(_("Only one of --include/--only/--all/--interactive/--patch can be used.")); |
f5bbc322 | 1116 | if (argc == 0 && (also || (only && !amend))) |
8a6179bc | 1117 | die(_("No paths with --include/--only does not make sense.")); |
f5bbc322 | 1118 | if (argc == 0 && only && amend) |
8a6179bc | 1119 | only_include_assumed = _("Clever... amending the last one with dirty index."); |
3c5283f8 | 1120 | if (argc > 0 && !also && !only) |
8a6179bc | 1121 | only_include_assumed = _("Explicit paths specified without -i nor -o; assuming --only paths..."); |
5f065737 AR |
1122 | if (!cleanup_arg || !strcmp(cleanup_arg, "default")) |
1123 | cleanup_mode = use_editor ? CLEANUP_ALL : CLEANUP_SPACE; | |
1124 | else if (!strcmp(cleanup_arg, "verbatim")) | |
1125 | cleanup_mode = CLEANUP_NONE; | |
1126 | else if (!strcmp(cleanup_arg, "whitespace")) | |
1127 | cleanup_mode = CLEANUP_SPACE; | |
1128 | else if (!strcmp(cleanup_arg, "strip")) | |
1129 | cleanup_mode = CLEANUP_ALL; | |
1130 | else | |
8a6179bc | 1131 | die(_("Invalid cleanup mode %s"), cleanup_arg); |
f5bbc322 | 1132 | |
76e2f7ce | 1133 | handle_untracked_files_arg(s); |
4bfee30a | 1134 | |
f5bbc322 | 1135 | if (all && argc > 0) |
8a6179bc | 1136 | die(_("Paths with -a does not make sense.")); |
f5bbc322 | 1137 | |
7c9f7038 JK |
1138 | if (null_termination && status_format == STATUS_FORMAT_LONG) |
1139 | status_format = STATUS_FORMAT_PORCELAIN; | |
1140 | if (status_format != STATUS_FORMAT_LONG) | |
1141 | dry_run = 1; | |
1142 | ||
f5bbc322 KH |
1143 | return argc; |
1144 | } | |
1145 | ||
d249b098 | 1146 | static int dry_run_commit(int argc, const char **argv, const char *prefix, |
06bb643b | 1147 | const struct commit *current_head, struct wt_status *s) |
f5bbc322 | 1148 | { |
f5bbc322 | 1149 | int commitable; |
3a5d13a3 | 1150 | const char *index_file; |
f5bbc322 | 1151 | |
06bb643b | 1152 | index_file = prepare_index(argc, argv, prefix, current_head, 1); |
d249b098 | 1153 | commitable = run_status(stdout, index_file, prefix, 0, s); |
3a5d13a3 | 1154 | rollback_index_files(); |
f5bbc322 | 1155 | |
3a5d13a3 JH |
1156 | return commitable ? 0 : 1; |
1157 | } | |
1158 | ||
f766b367 JH |
1159 | static int parse_status_slot(const char *var, int offset) |
1160 | { | |
1161 | if (!strcasecmp(var+offset, "header")) | |
1162 | return WT_STATUS_HEADER; | |
1d282327 AA |
1163 | if (!strcasecmp(var+offset, "branch")) |
1164 | return WT_STATUS_ONBRANCH; | |
f766b367 JH |
1165 | if (!strcasecmp(var+offset, "updated") |
1166 | || !strcasecmp(var+offset, "added")) | |
1167 | return WT_STATUS_UPDATED; | |
1168 | if (!strcasecmp(var+offset, "changed")) | |
1169 | return WT_STATUS_CHANGED; | |
1170 | if (!strcasecmp(var+offset, "untracked")) | |
1171 | return WT_STATUS_UNTRACKED; | |
1172 | if (!strcasecmp(var+offset, "nobranch")) | |
1173 | return WT_STATUS_NOBRANCH; | |
1174 | if (!strcasecmp(var+offset, "unmerged")) | |
1175 | return WT_STATUS_UNMERGED; | |
8b8e8624 | 1176 | return -1; |
f766b367 JH |
1177 | } |
1178 | ||
1179 | static int git_status_config(const char *k, const char *v, void *cb) | |
1180 | { | |
1181 | struct wt_status *s = cb; | |
1182 | ||
1183 | if (!strcmp(k, "status.submodulesummary")) { | |
1184 | int is_bool; | |
1185 | s->submodule_summary = git_config_bool_or_int(k, v, &is_bool); | |
1186 | if (is_bool && s->submodule_summary) | |
1187 | s->submodule_summary = -1; | |
1188 | return 0; | |
1189 | } | |
1190 | if (!strcmp(k, "status.color") || !strcmp(k, "color.status")) { | |
e269eb79 | 1191 | s->use_color = git_config_colorbool(k, v); |
f766b367 JH |
1192 | return 0; |
1193 | } | |
1194 | if (!prefixcmp(k, "status.color.") || !prefixcmp(k, "color.status.")) { | |
1195 | int slot = parse_status_slot(k, 13); | |
8b8e8624 JK |
1196 | if (slot < 0) |
1197 | return 0; | |
f766b367 JH |
1198 | if (!v) |
1199 | return config_error_nonbool(k); | |
1200 | color_parse(v, k, s->color_palette[slot]); | |
1201 | return 0; | |
1202 | } | |
1203 | if (!strcmp(k, "status.relativepaths")) { | |
1204 | s->relative_paths = git_config_bool(k, v); | |
1205 | return 0; | |
1206 | } | |
1207 | if (!strcmp(k, "status.showuntrackedfiles")) { | |
1208 | if (!v) | |
1209 | return config_error_nonbool(k); | |
1210 | else if (!strcmp(v, "no")) | |
1211 | s->show_untracked_files = SHOW_NO_UNTRACKED_FILES; | |
1212 | else if (!strcmp(v, "normal")) | |
1213 | s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES; | |
1214 | else if (!strcmp(v, "all")) | |
1215 | s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES; | |
1216 | else | |
8a6179bc | 1217 | return error(_("Invalid untracked files mode '%s'"), v); |
f766b367 JH |
1218 | return 0; |
1219 | } | |
1220 | return git_diff_ui_config(k, v, NULL); | |
1221 | } | |
1222 | ||
3a5d13a3 JH |
1223 | int cmd_status(int argc, const char **argv, const char *prefix) |
1224 | { | |
d249b098 | 1225 | struct wt_status s; |
4bb6644d | 1226 | int fd; |
76e2f7ce | 1227 | unsigned char sha1[20]; |
9e4b7ab6 | 1228 | static struct option builtin_status_options[] = { |
fd03881a | 1229 | OPT__VERBOSE(&verbose, "be verbose"), |
dd2be243 JK |
1230 | OPT_SET_INT('s', "short", &status_format, |
1231 | "show status concisely", STATUS_FORMAT_SHORT), | |
05a59a08 DKF |
1232 | OPT_BOOLEAN('b', "branch", &status_show_branch, |
1233 | "show branch information"), | |
6f157871 | 1234 | OPT_SET_INT(0, "porcelain", &status_format, |
ba9d7fe1 | 1235 | "machine-readable output", |
6f157871 | 1236 | STATUS_FORMAT_PORCELAIN), |
173e6c88 JH |
1237 | OPT_BOOLEAN('z', "null", &null_termination, |
1238 | "terminate entries with NUL"), | |
76e2f7ce JH |
1239 | { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, |
1240 | "mode", | |
1241 | "show untracked files, optional modes: all, normal, no. (Default: all)", | |
1242 | PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, | |
2381e39e JH |
1243 | OPT_BOOLEAN(0, "ignored", &show_ignored_in_status, |
1244 | "show ignored files"), | |
46a958b3 JL |
1245 | { OPTION_STRING, 0, "ignore-submodules", &ignore_submodule_arg, "when", |
1246 | "ignore changes to submodules, optional when: all, dirty, untracked. (Default: all)", | |
1247 | PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, | |
76e2f7ce JH |
1248 | OPT_END(), |
1249 | }; | |
1250 | ||
5d3dd915 NTND |
1251 | if (argc == 2 && !strcmp(argv[1], "-h")) |
1252 | usage_with_options(builtin_status_usage, builtin_status_options); | |
1253 | ||
d249b098 | 1254 | wt_status_prepare(&s); |
302ad7a9 | 1255 | gitmodules_config(); |
d249b098 | 1256 | git_config(git_status_config, &s); |
37f7a857 | 1257 | determine_whence(&s); |
76e2f7ce | 1258 | argc = parse_options(argc, argv, prefix, |
9e4b7ab6 JH |
1259 | builtin_status_options, |
1260 | builtin_status_usage, 0); | |
000f97bd BC |
1261 | |
1262 | if (null_termination && status_format == STATUS_FORMAT_LONG) | |
1263 | status_format = STATUS_FORMAT_PORCELAIN; | |
1264 | ||
76e2f7ce | 1265 | handle_untracked_files_arg(&s); |
2381e39e JH |
1266 | if (show_ignored_in_status) |
1267 | s.show_ignored_files = 1; | |
76e2f7ce JH |
1268 | if (*argv) |
1269 | s.pathspec = get_pathspec(prefix, argv); | |
1270 | ||
149794dd | 1271 | read_cache_preload(s.pathspec); |
688cd6d2 | 1272 | refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, s.pathspec, NULL, NULL); |
4bb6644d MH |
1273 | |
1274 | fd = hold_locked_index(&index_lock, 0); | |
ccdc4ec3 JH |
1275 | if (0 <= fd) |
1276 | update_index_if_able(&the_index, &index_lock); | |
4bb6644d | 1277 | |
76e2f7ce | 1278 | s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0; |
46a958b3 | 1279 | s.ignore_submodule_arg = ignore_submodule_arg; |
76e2f7ce JH |
1280 | wt_status_collect(&s); |
1281 | ||
8661768f JK |
1282 | if (s.relative_paths) |
1283 | s.prefix = prefix; | |
38920dd6 | 1284 | |
dd2be243 JK |
1285 | switch (status_format) { |
1286 | case STATUS_FORMAT_SHORT: | |
05a59a08 | 1287 | wt_shortstatus_print(&s, null_termination, status_show_branch); |
dd2be243 | 1288 | break; |
6f157871 | 1289 | case STATUS_FORMAT_PORCELAIN: |
4a7cc2fd | 1290 | wt_porcelain_print(&s, null_termination); |
6f157871 | 1291 | break; |
dd2be243 | 1292 | case STATUS_FORMAT_LONG: |
173e6c88 | 1293 | s.verbose = verbose; |
46a958b3 | 1294 | s.ignore_submodule_arg = ignore_submodule_arg; |
173e6c88 | 1295 | wt_status_print(&s); |
dd2be243 | 1296 | break; |
173e6c88 | 1297 | } |
76e2f7ce | 1298 | return 0; |
f5bbc322 KH |
1299 | } |
1300 | ||
06bb643b JH |
1301 | static void print_summary(const char *prefix, const unsigned char *sha1, |
1302 | int initial_commit) | |
f5bbc322 KH |
1303 | { |
1304 | struct rev_info rev; | |
1305 | struct commit *commit; | |
49ff9a7a | 1306 | struct strbuf format = STRBUF_INIT; |
c85db254 | 1307 | unsigned char junk_sha1[20]; |
d5a35c11 | 1308 | const char *head; |
49ff9a7a JK |
1309 | struct pretty_print_context pctx = {0}; |
1310 | struct strbuf author_ident = STRBUF_INIT; | |
1311 | struct strbuf committer_ident = STRBUF_INIT; | |
f5bbc322 KH |
1312 | |
1313 | commit = lookup_commit(sha1); | |
1314 | if (!commit) | |
8a6179bc | 1315 | die(_("couldn't look up newly created commit")); |
f5bbc322 | 1316 | if (!commit || parse_commit(commit)) |
8a6179bc | 1317 | die(_("could not parse newly created commit")); |
f5bbc322 | 1318 | |
49ff9a7a JK |
1319 | strbuf_addstr(&format, "format:%h] %s"); |
1320 | ||
1321 | format_commit_message(commit, "%an <%ae>", &author_ident, &pctx); | |
1322 | format_commit_message(commit, "%cn <%ce>", &committer_ident, &pctx); | |
1323 | if (strbuf_cmp(&author_ident, &committer_ident)) { | |
1324 | strbuf_addstr(&format, "\n Author: "); | |
1325 | strbuf_addbuf_percentquote(&format, &author_ident); | |
1326 | } | |
1a893064 | 1327 | if (!user_ident_sufficiently_given()) { |
49ff9a7a JK |
1328 | strbuf_addstr(&format, "\n Committer: "); |
1329 | strbuf_addbuf_percentquote(&format, &committer_ident); | |
b706fcfe JK |
1330 | if (advice_implicit_identity) { |
1331 | strbuf_addch(&format, '\n'); | |
fc88e316 | 1332 | strbuf_addstr(&format, _(implicit_ident_advice)); |
b706fcfe | 1333 | } |
49ff9a7a JK |
1334 | } |
1335 | strbuf_release(&author_ident); | |
1336 | strbuf_release(&committer_ident); | |
1337 | ||
f5bbc322 KH |
1338 | init_revisions(&rev, prefix); |
1339 | setup_revisions(0, NULL, &rev, NULL); | |
1340 | ||
f5bbc322 KH |
1341 | rev.diff = 1; |
1342 | rev.diffopt.output_format = | |
1343 | DIFF_FORMAT_SHORTSTAT | DIFF_FORMAT_SUMMARY; | |
1344 | ||
1345 | rev.verbose_header = 1; | |
1346 | rev.show_root_diff = 1; | |
49ff9a7a | 1347 | get_commit_format(format.buf, &rev); |
bf82a150 | 1348 | rev.always_show_header = 0; |
3eb2a15e | 1349 | rev.diffopt.detect_rename = 1; |
3eb2a15e | 1350 | rev.diffopt.break_opt = 0; |
15964563 | 1351 | diff_setup_done(&rev.diffopt); |
f5bbc322 | 1352 | |
8cad4744 | 1353 | head = resolve_ref_unsafe("HEAD", junk_sha1, 0, NULL); |
c5ee71fd | 1354 | printf("[%s%s ", |
c85db254 JK |
1355 | !prefixcmp(head, "refs/heads/") ? |
1356 | head + 11 : | |
1357 | !strcmp(head, "HEAD") ? | |
7f5673d7 | 1358 | _("detached HEAD") : |
c85db254 | 1359 | head, |
7f5673d7 | 1360 | initial_commit ? _(" (root-commit)") : ""); |
f5bbc322 | 1361 | |
bf82a150 | 1362 | if (!log_tree_commit(&rev, commit)) { |
a45e1a87 TRC |
1363 | rev.always_show_header = 1; |
1364 | rev.use_terminator = 1; | |
1365 | log_tree_commit(&rev, commit); | |
bf82a150 | 1366 | } |
a45e1a87 | 1367 | |
fc6f19fe | 1368 | strbuf_release(&format); |
f5bbc322 KH |
1369 | } |
1370 | ||
186458b1 | 1371 | static int git_commit_config(const char *k, const char *v, void *cb) |
f5bbc322 | 1372 | { |
d249b098 | 1373 | struct wt_status *s = cb; |
ba3c69a9 | 1374 | int status; |
d249b098 | 1375 | |
984c6e7e | 1376 | if (!strcmp(k, "commit.template")) |
395de250 | 1377 | return git_config_pathname(&template_file, k, v); |
bed575e4 JHI |
1378 | if (!strcmp(k, "commit.status")) { |
1379 | include_status = git_config_bool(k, v); | |
1380 | return 0; | |
1381 | } | |
f5bbc322 | 1382 | |
ba3c69a9 JH |
1383 | status = git_gpg_config(k, v, NULL); |
1384 | if (status) | |
1385 | return status; | |
d249b098 | 1386 | return git_status_config(k, v, s); |
f5bbc322 KH |
1387 | } |
1388 | ||
6f6bee3b TR |
1389 | static const char post_rewrite_hook[] = "hooks/post-rewrite"; |
1390 | ||
1391 | static int run_rewrite_hook(const unsigned char *oldsha1, | |
1392 | const unsigned char *newsha1) | |
1393 | { | |
1394 | /* oldsha1 SP newsha1 LF NUL */ | |
1395 | static char buf[2*40 + 3]; | |
1396 | struct child_process proc; | |
1397 | const char *argv[3]; | |
1398 | int code; | |
1399 | size_t n; | |
1400 | ||
1401 | if (access(git_path(post_rewrite_hook), X_OK) < 0) | |
1402 | return 0; | |
1403 | ||
1404 | argv[0] = git_path(post_rewrite_hook); | |
1405 | argv[1] = "amend"; | |
1406 | argv[2] = NULL; | |
1407 | ||
1408 | memset(&proc, 0, sizeof(proc)); | |
1409 | proc.argv = argv; | |
1410 | proc.in = -1; | |
1411 | proc.stdout_to_stderr = 1; | |
1412 | ||
1413 | code = start_command(&proc); | |
1414 | if (code) | |
1415 | return code; | |
1416 | n = snprintf(buf, sizeof(buf), "%s %s\n", | |
1417 | sha1_to_hex(oldsha1), sha1_to_hex(newsha1)); | |
1418 | write_in_full(proc.in, buf, n); | |
1419 | close(proc.in); | |
1420 | return finish_command(&proc); | |
1421 | } | |
1422 | ||
f5bbc322 KH |
1423 | int cmd_commit(int argc, const char **argv, const char *prefix) |
1424 | { | |
f285a2d7 | 1425 | struct strbuf sb = STRBUF_INIT; |
4c28e4ad | 1426 | struct strbuf author_ident = STRBUF_INIT; |
f5bbc322 | 1427 | const char *index_file, *reflog_msg; |
99a12694 | 1428 | char *nl, *p; |
06bb643b | 1429 | unsigned char sha1[20]; |
f5bbc322 | 1430 | struct ref_lock *ref_lock; |
6bb6b034 | 1431 | struct commit_list *parents = NULL, **pptr = &parents; |
cf10f9fd MV |
1432 | struct stat statbuf; |
1433 | int allow_fast_forward = 1; | |
d249b098 | 1434 | struct wt_status s; |
06bb643b | 1435 | struct commit *current_head = NULL; |
ed7a42a0 | 1436 | struct commit_extra_header *extra = NULL; |
f5bbc322 | 1437 | |
5d3dd915 NTND |
1438 | if (argc == 2 && !strcmp(argv[1], "-h")) |
1439 | usage_with_options(builtin_commit_usage, builtin_commit_options); | |
1440 | ||
d249b098 JH |
1441 | wt_status_prepare(&s); |
1442 | git_config(git_commit_config, &s); | |
37f7a857 | 1443 | determine_whence(&s); |
f5bbc322 | 1444 | |
06bb643b JH |
1445 | if (get_sha1("HEAD", sha1)) |
1446 | current_head = NULL; | |
1447 | else { | |
baf18fc2 | 1448 | current_head = lookup_commit_or_die(sha1, "HEAD"); |
06bb643b JH |
1449 | if (!current_head || parse_commit(current_head)) |
1450 | die(_("could not parse HEAD commit")); | |
1451 | } | |
d249b098 | 1452 | argc = parse_and_validate_options(argc, argv, builtin_commit_usage, |
06bb643b | 1453 | prefix, current_head, &s); |
c9bfb953 | 1454 | if (dry_run) |
06bb643b | 1455 | return dry_run_commit(argc, argv, prefix, current_head, &s); |
06bb643b | 1456 | index_file = prepare_index(argc, argv, prefix, current_head, 0); |
f5bbc322 | 1457 | |
ec84bd00 PB |
1458 | /* Set up everything for writing the commit object. This includes |
1459 | running hooks, writing the trees, and interacting with the user. */ | |
06bb643b JH |
1460 | if (!prepare_to_commit(index_file, prefix, |
1461 | current_head, &s, &author_ident)) { | |
2888605c | 1462 | rollback_index_files(); |
f5bbc322 KH |
1463 | return 1; |
1464 | } | |
1465 | ||
f5bbc322 | 1466 | /* Determine parents */ |
643cb5f7 | 1467 | reflog_msg = getenv("GIT_REFLOG_ACTION"); |
06bb643b | 1468 | if (!current_head) { |
643cb5f7 CC |
1469 | if (!reflog_msg) |
1470 | reflog_msg = "commit (initial)"; | |
f5bbc322 KH |
1471 | } else if (amend) { |
1472 | struct commit_list *c; | |
f5bbc322 | 1473 | |
643cb5f7 CC |
1474 | if (!reflog_msg) |
1475 | reflog_msg = "commit (amend)"; | |
06bb643b | 1476 | for (c = current_head->parents; c; c = c->next) |
6bb6b034 | 1477 | pptr = &commit_list_insert(c->item, pptr)->next; |
37f7a857 | 1478 | } else if (whence == FROM_MERGE) { |
f285a2d7 | 1479 | struct strbuf m = STRBUF_INIT; |
f5bbc322 KH |
1480 | FILE *fp; |
1481 | ||
643cb5f7 CC |
1482 | if (!reflog_msg) |
1483 | reflog_msg = "commit (merge)"; | |
06bb643b | 1484 | pptr = &commit_list_insert(current_head, pptr)->next; |
f5bbc322 KH |
1485 | fp = fopen(git_path("MERGE_HEAD"), "r"); |
1486 | if (fp == NULL) | |
8a6179bc | 1487 | die_errno(_("could not open '%s' for reading"), |
d824cbba | 1488 | git_path("MERGE_HEAD")); |
7c3fd25d | 1489 | while (strbuf_getline(&m, fp, '\n') != EOF) { |
5231c633 JH |
1490 | struct commit *parent; |
1491 | ||
1492 | parent = get_merge_parent(m.buf); | |
1493 | if (!parent) | |
8a6179bc | 1494 | die(_("Corrupt MERGE_HEAD file (%s)"), m.buf); |
5231c633 | 1495 | pptr = &commit_list_insert(parent, pptr)->next; |
7c3fd25d | 1496 | } |
f5bbc322 KH |
1497 | fclose(fp); |
1498 | strbuf_release(&m); | |
cf10f9fd MV |
1499 | if (!stat(git_path("MERGE_MODE"), &statbuf)) { |
1500 | if (strbuf_read_file(&sb, git_path("MERGE_MODE"), 0) < 0) | |
8a6179bc | 1501 | die_errno(_("could not read MERGE_MODE")); |
cf10f9fd MV |
1502 | if (!strcmp(sb.buf, "no-ff")) |
1503 | allow_fast_forward = 0; | |
1504 | } | |
1505 | if (allow_fast_forward) | |
1506 | parents = reduce_heads(parents); | |
f5bbc322 | 1507 | } else { |
643cb5f7 | 1508 | if (!reflog_msg) |
37f7a857 JS |
1509 | reflog_msg = (whence == FROM_CHERRY_PICK) |
1510 | ? "commit (cherry-pick)" | |
1511 | : "commit"; | |
06bb643b | 1512 | pptr = &commit_list_insert(current_head, pptr)->next; |
f5bbc322 | 1513 | } |
f5bbc322 | 1514 | |
ec84bd00 | 1515 | /* Finally, get the commit message */ |
cf10f9fd | 1516 | strbuf_reset(&sb); |
740001a5 | 1517 | if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0) { |
0721c314 | 1518 | int saved_errno = errno; |
740001a5 | 1519 | rollback_index_files(); |
8a6179bc | 1520 | die(_("could not read commit message: %s"), strerror(saved_errno)); |
740001a5 | 1521 | } |
99a12694 KH |
1522 | |
1523 | /* Truncate the message just before the diff, if any. */ | |
0b38227f JK |
1524 | if (verbose) { |
1525 | p = strstr(sb.buf, "\ndiff --git "); | |
1526 | if (p != NULL) | |
1527 | strbuf_setlen(&sb, p - sb.buf + 1); | |
1528 | } | |
99a12694 | 1529 | |
5f065737 AR |
1530 | if (cleanup_mode != CLEANUP_NONE) |
1531 | stripspace(&sb, cleanup_mode == CLEANUP_ALL); | |
b2eda9bd JH |
1532 | if (template_untouched(&sb) && !allow_empty_message) { |
1533 | rollback_index_files(); | |
1534 | fprintf(stderr, _("Aborting commit; you did not edit the message.\n")); | |
1535 | exit(1); | |
1536 | } | |
c9b5fde7 | 1537 | if (message_is_empty(&sb) && !allow_empty_message) { |
2888605c | 1538 | rollback_index_files(); |
8a6179bc | 1539 | fprintf(stderr, _("Aborting commit due to empty commit message.\n")); |
fdc7c811 | 1540 | exit(1); |
2888605c | 1541 | } |
f5bbc322 | 1542 | |
0074d18d | 1543 | if (amend) { |
c871a1d1 JH |
1544 | const char *exclude_gpgsig[2] = { "gpgsig", NULL }; |
1545 | extra = read_commit_extra_headers(current_head, exclude_gpgsig); | |
0074d18d JH |
1546 | } else { |
1547 | struct commit_extra_header **tail = &extra; | |
1548 | append_merge_tag_headers(parents, &tail); | |
1549 | } | |
ed7a42a0 | 1550 | |
f35ccd9b | 1551 | if (commit_tree_extended(&sb, active_cache_tree->sha1, parents, sha1, |
ba3c69a9 | 1552 | author_ident.buf, sign_commit, extra)) { |
2888605c | 1553 | rollback_index_files(); |
8a6179bc | 1554 | die(_("failed to write commit object")); |
2888605c | 1555 | } |
4c28e4ad | 1556 | strbuf_release(&author_ident); |
ed7a42a0 | 1557 | free_commit_extra_headers(extra); |
f5bbc322 KH |
1558 | |
1559 | ref_lock = lock_any_ref_for_update("HEAD", | |
06bb643b JH |
1560 | !current_head |
1561 | ? NULL | |
1562 | : current_head->object.sha1, | |
f5bbc322 KH |
1563 | 0); |
1564 | ||
6bb6b034 | 1565 | nl = strchr(sb.buf, '\n'); |
741707b1 JS |
1566 | if (nl) |
1567 | strbuf_setlen(&sb, nl + 1 - sb.buf); | |
1568 | else | |
1569 | strbuf_addch(&sb, '\n'); | |
741707b1 JS |
1570 | strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg)); |
1571 | strbuf_insert(&sb, strlen(reflog_msg), ": ", 2); | |
f5bbc322 | 1572 | |
2888605c JH |
1573 | if (!ref_lock) { |
1574 | rollback_index_files(); | |
8a6179bc | 1575 | die(_("cannot lock HEAD ref")); |
2888605c | 1576 | } |
06bb643b | 1577 | if (write_ref_sha1(ref_lock, sha1, sb.buf) < 0) { |
2888605c | 1578 | rollback_index_files(); |
8a6179bc | 1579 | die(_("cannot update HEAD ref")); |
2888605c | 1580 | } |
f5bbc322 | 1581 | |
d7e5c0cb | 1582 | unlink(git_path("CHERRY_PICK_HEAD")); |
82433cdf | 1583 | unlink(git_path("REVERT_HEAD")); |
f5bbc322 KH |
1584 | unlink(git_path("MERGE_HEAD")); |
1585 | unlink(git_path("MERGE_MSG")); | |
cf10f9fd | 1586 | unlink(git_path("MERGE_MODE")); |
5a95b855 | 1587 | unlink(git_path("SQUASH_MSG")); |
f5bbc322 | 1588 | |
5a9dd399 | 1589 | if (commit_index_files()) |
8a6179bc | 1590 | die (_("Repository has been updated, but unable to write\n" |
5a9dd399 | 1591 | "new_index file. Check that disk is not full or quota is\n" |
8a6179bc | 1592 | "not exceeded, and then \"git reset HEAD\" to recover.")); |
f5bbc322 | 1593 | |
cb6020bb | 1594 | rerere(0); |
2888605c | 1595 | run_hook(get_index_file(), "post-commit", NULL); |
6f6bee3b | 1596 | if (amend && !no_post_rewrite) { |
6360d343 TR |
1597 | struct notes_rewrite_cfg *cfg; |
1598 | cfg = init_copy_notes_for_rewrite("amend"); | |
1599 | if (cfg) { | |
06bb643b JH |
1600 | /* we are amending, so current_head is not NULL */ |
1601 | copy_note_for_rewrite(cfg, current_head->object.sha1, sha1); | |
6360d343 TR |
1602 | finish_copy_notes_for_rewrite(cfg); |
1603 | } | |
06bb643b | 1604 | run_rewrite_hook(current_head->object.sha1, sha1); |
6f6bee3b | 1605 | } |
f5bbc322 | 1606 | if (!quiet) |
06bb643b | 1607 | print_summary(prefix, sha1, !current_head); |
f5bbc322 KH |
1608 | |
1609 | return 0; | |
1610 | } |