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Commit | Line | Data |
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0d781539 LT |
1 | /* |
2 | * "git add" builtin command | |
3 | * | |
4 | * Copyright (C) 2006 Linus Torvalds | |
5 | */ | |
0d781539 LT |
6 | #include "cache.h" |
7 | #include "builtin.h" | |
8 | #include "dir.h" | |
5cde71d6 | 9 | #include "exec_cmd.h" |
93872e07 | 10 | #include "cache-tree.h" |
58680165 | 11 | #include "run-command.h" |
5c46f754 | 12 | #include "parse-options.h" |
c59cb03a | 13 | #include "diff.h" |
fb7d3f32 | 14 | #include "diffcore.h" |
c59cb03a | 15 | #include "revision.h" |
0d781539 | 16 | |
5c46f754 | 17 | static const char * const builtin_add_usage[] = { |
1b1dd23f | 18 | "git add [options] [--] <filepattern>...", |
5c46f754 KH |
19 | NULL |
20 | }; | |
c59cb03a | 21 | static int patch_interactive, add_interactive, edit_interactive; |
93c44d49 | 22 | static int take_worktree_changes; |
896bdfa2 | 23 | |
9cba13ca | 24 | struct update_callback_data { |
fb7d3f32 LT |
25 | int flags; |
26 | int add_errors; | |
27 | }; | |
28 | ||
29 | static void update_callback(struct diff_queue_struct *q, | |
30 | struct diff_options *opt, void *cbdata) | |
31 | { | |
32 | int i; | |
33 | struct update_callback_data *data = cbdata; | |
34 | ||
35 | for (i = 0; i < q->nr; i++) { | |
36 | struct diff_filepair *p = q->queue[i]; | |
37 | const char *path = p->one->path; | |
38 | switch (p->status) { | |
39 | default: | |
990ac4be | 40 | die(_("unexpected diff status %c"), p->status); |
fb7d3f32 LT |
41 | case DIFF_STATUS_UNMERGED: |
42 | /* | |
43 | * ADD_CACHE_IGNORE_REMOVAL is unset if "git | |
44 | * add -u" is calling us, In such a case, a | |
45 | * missing work tree file needs to be removed | |
46 | * if there is an unmerged entry at stage #2, | |
47 | * but such a diff record is followed by | |
48 | * another with DIFF_STATUS_DELETED (and if | |
49 | * there is no stage #2, we won't see DELETED | |
50 | * nor MODIFIED). We can simply continue | |
51 | * either way. | |
52 | */ | |
53 | if (!(data->flags & ADD_CACHE_IGNORE_REMOVAL)) | |
54 | continue; | |
55 | /* | |
56 | * Otherwise, it is "git add path" is asking | |
57 | * to explicitly add it; we fall through. A | |
58 | * missing work tree file is an error and is | |
59 | * caught by add_file_to_index() in such a | |
60 | * case. | |
61 | */ | |
62 | case DIFF_STATUS_MODIFIED: | |
63 | case DIFF_STATUS_TYPE_CHANGED: | |
64 | if (add_file_to_index(&the_index, path, data->flags)) { | |
65 | if (!(data->flags & ADD_CACHE_IGNORE_ERRORS)) | |
990ac4be | 66 | die(_("updating files failed")); |
fb7d3f32 LT |
67 | data->add_errors++; |
68 | } | |
69 | break; | |
70 | case DIFF_STATUS_DELETED: | |
71 | if (data->flags & ADD_CACHE_IGNORE_REMOVAL) | |
72 | break; | |
73 | if (!(data->flags & ADD_CACHE_PRETEND)) | |
74 | remove_file_from_index(&the_index, path); | |
75 | if (data->flags & (ADD_CACHE_PRETEND|ADD_CACHE_VERBOSE)) | |
475c73eb | 76 | printf(_("remove '%s'\n"), path); |
fb7d3f32 LT |
77 | break; |
78 | } | |
79 | } | |
80 | } | |
81 | ||
82 | int add_files_to_cache(const char *prefix, const char **pathspec, int flags) | |
83 | { | |
84 | struct update_callback_data data; | |
85 | struct rev_info rev; | |
86 | init_revisions(&rev, prefix); | |
87 | setup_revisions(0, NULL, &rev, NULL); | |
afe069d1 | 88 | init_pathspec(&rev.prune_data, pathspec); |
fb7d3f32 LT |
89 | rev.diffopt.output_format = DIFF_FORMAT_CALLBACK; |
90 | rev.diffopt.format_callback = update_callback; | |
91 | data.flags = flags; | |
92 | data.add_errors = 0; | |
93 | rev.diffopt.format_callback_data = &data; | |
94 | run_diff_files(&rev, DIFF_RACY_IS_MODIFIED); | |
95 | return !!data.add_errors; | |
96 | } | |
97 | ||
1e5f764c JH |
98 | static void fill_pathspec_matches(const char **pathspec, char *seen, int specs) |
99 | { | |
100 | int num_unmatched = 0, i; | |
101 | ||
102 | /* | |
71fe9451 | 103 | * Since we are walking the index as if we were walking the directory, |
1e5f764c JH |
104 | * we have to mark the matched pathspec as seen; otherwise we will |
105 | * mistakenly think that the user gave a pathspec that did not match | |
106 | * anything. | |
107 | */ | |
108 | for (i = 0; i < specs; i++) | |
109 | if (!seen[i]) | |
110 | num_unmatched++; | |
111 | if (!num_unmatched) | |
112 | return; | |
113 | for (i = 0; i < active_nr; i++) { | |
114 | struct cache_entry *ce = active_cache[i]; | |
115 | match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, seen); | |
116 | } | |
117 | } | |
118 | ||
81f45e7d JH |
119 | static char *find_used_pathspec(const char **pathspec) |
120 | { | |
121 | char *seen; | |
122 | int i; | |
123 | ||
124 | for (i = 0; pathspec[i]; i++) | |
125 | ; /* just counting */ | |
126 | seen = xcalloc(i, 1); | |
127 | fill_pathspec_matches(pathspec, seen, i); | |
128 | return seen; | |
129 | } | |
130 | ||
131 | static char *prune_directory(struct dir_struct *dir, const char **pathspec, int prefix) | |
0d781539 | 132 | { |
f2593398 LT |
133 | char *seen; |
134 | int i, specs; | |
0d781539 LT |
135 | struct dir_entry **src, **dst; |
136 | ||
f2593398 LT |
137 | for (specs = 0; pathspec[specs]; specs++) |
138 | /* nothing */; | |
28f75818 | 139 | seen = xcalloc(specs, 1); |
f2593398 | 140 | |
0d781539 LT |
141 | src = dst = dir->entries; |
142 | i = dir->nr; | |
143 | while (--i >= 0) { | |
144 | struct dir_entry *entry = *src++; | |
4d06f8ac JH |
145 | if (match_pathspec(pathspec, entry->name, entry->len, |
146 | prefix, seen)) | |
147 | *dst++ = entry; | |
0d781539 LT |
148 | } |
149 | dir->nr = dst - dir->entries; | |
1e5f764c | 150 | fill_pathspec_matches(pathspec, seen, specs); |
81f45e7d | 151 | return seen; |
0d781539 LT |
152 | } |
153 | ||
2ce53f9b JS |
154 | static void treat_gitlinks(const char **pathspec) |
155 | { | |
156 | int i; | |
157 | ||
158 | if (!pathspec || !*pathspec) | |
159 | return; | |
160 | ||
161 | for (i = 0; i < active_nr; i++) { | |
162 | struct cache_entry *ce = active_cache[i]; | |
163 | if (S_ISGITLINK(ce->ce_mode)) { | |
164 | int len = ce_namelen(ce), j; | |
165 | for (j = 0; pathspec[j]; j++) { | |
166 | int len2 = strlen(pathspec[j]); | |
167 | if (len2 <= len || pathspec[j][len] != '/' || | |
168 | memcmp(ce->name, pathspec[j], len)) | |
169 | continue; | |
170 | if (len2 == len + 1) | |
171 | /* strip trailing slash */ | |
172 | pathspec[j] = xstrndup(ce->name, len); | |
173 | else | |
990ac4be | 174 | die (_("Path '%s' is in submodule '%.*s'"), |
2ce53f9b JS |
175 | pathspec[j], len, ce->name); |
176 | } | |
177 | } | |
178 | } | |
179 | } | |
180 | ||
d616813d AJ |
181 | static void refresh(int verbose, const char **pathspec) |
182 | { | |
183 | char *seen; | |
184 | int i, specs; | |
185 | ||
186 | for (specs = 0; pathspec[specs]; specs++) | |
187 | /* nothing */; | |
188 | seen = xcalloc(specs, 1); | |
43673fdd | 189 | refresh_index(&the_index, verbose ? REFRESH_IN_PORCELAIN : REFRESH_QUIET, |
ed2a808d | 190 | pathspec, seen, _("Unstaged changes after refreshing the index:")); |
d616813d AJ |
191 | for (i = 0; i < specs; i++) { |
192 | if (!seen[i]) | |
990ac4be | 193 | die(_("pathspec '%s' did not match any files"), pathspec[i]); |
d616813d | 194 | } |
399f0a8e | 195 | free(seen); |
d616813d AJ |
196 | } |
197 | ||
3f061887 JH |
198 | static const char **validate_pathspec(int argc, const char **argv, const char *prefix) |
199 | { | |
200 | const char **pathspec = get_pathspec(prefix, argv); | |
201 | ||
725b0605 JH |
202 | if (pathspec) { |
203 | const char **p; | |
204 | for (p = pathspec; *p; p++) { | |
57199892 | 205 | if (has_symlink_leading_path(*p, strlen(*p))) { |
725b0605 | 206 | int len = prefix ? strlen(prefix) : 0; |
990ac4be | 207 | die(_("'%s' is beyond a symbolic link"), *p + len); |
725b0605 JH |
208 | } |
209 | } | |
210 | } | |
211 | ||
3f061887 JH |
212 | return pathspec; |
213 | } | |
214 | ||
46b5139c TR |
215 | int run_add_interactive(const char *revision, const char *patch_mode, |
216 | const char **pathspec) | |
58680165 | 217 | { |
46b5139c | 218 | int status, ac, pc = 0; |
3f061887 | 219 | const char **args; |
3f061887 | 220 | |
46b5139c TR |
221 | if (pathspec) |
222 | while (pathspec[pc]) | |
223 | pc++; | |
324ccbd6 | 224 | |
46b5139c | 225 | args = xcalloc(sizeof(const char *), (pc + 5)); |
b63e9950 WC |
226 | ac = 0; |
227 | args[ac++] = "add--interactive"; | |
46b5139c TR |
228 | if (patch_mode) |
229 | args[ac++] = patch_mode; | |
230 | if (revision) | |
231 | args[ac++] = revision; | |
b63e9950 | 232 | args[ac++] = "--"; |
46b5139c TR |
233 | if (pc) { |
234 | memcpy(&(args[ac]), pathspec, sizeof(const char *) * pc); | |
235 | ac += pc; | |
b63e9950 WC |
236 | } |
237 | args[ac] = NULL; | |
7c0ab445 WC |
238 | |
239 | status = run_command_v_opt(args, RUN_GIT_CMD); | |
240 | free(args); | |
241 | return status; | |
58680165 KH |
242 | } |
243 | ||
46b5139c TR |
244 | int interactive_add(int argc, const char **argv, const char *prefix) |
245 | { | |
246 | const char **pathspec = NULL; | |
247 | ||
248 | if (argc) { | |
249 | pathspec = validate_pathspec(argc, argv, prefix); | |
250 | if (!pathspec) | |
251 | return -1; | |
252 | } | |
253 | ||
254 | return run_add_interactive(NULL, | |
255 | patch_interactive ? "--patch" : NULL, | |
256 | pathspec); | |
257 | } | |
258 | ||
2af202be | 259 | static int edit_patch(int argc, const char **argv, const char *prefix) |
c59cb03a JS |
260 | { |
261 | char *file = xstrdup(git_path("ADD_EDIT.patch")); | |
262 | const char *apply_argv[] = { "apply", "--recount", "--cached", | |
66dbfd55 | 263 | NULL, NULL }; |
c59cb03a JS |
264 | struct child_process child; |
265 | struct rev_info rev; | |
266 | int out; | |
267 | struct stat st; | |
268 | ||
66dbfd55 GV |
269 | apply_argv[3] = file; |
270 | ||
c59cb03a JS |
271 | git_config(git_diff_basic_config, NULL); /* no "diff" UI options */ |
272 | ||
273 | if (read_cache() < 0) | |
990ac4be | 274 | die (_("Could not read the index")); |
c59cb03a JS |
275 | |
276 | init_revisions(&rev, prefix); | |
277 | rev.diffopt.context = 7; | |
278 | ||
279 | argc = setup_revisions(argc, argv, &rev, NULL); | |
280 | rev.diffopt.output_format = DIFF_FORMAT_PATCH; | |
281 | out = open(file, O_CREAT | O_WRONLY, 0644); | |
282 | if (out < 0) | |
990ac4be | 283 | die (_("Could not open '%s' for writing."), file); |
41698375 | 284 | rev.diffopt.file = xfdopen(out, "w"); |
c59cb03a JS |
285 | rev.diffopt.close_file = 1; |
286 | if (run_diff_files(&rev, 0)) | |
990ac4be | 287 | die (_("Could not write patch")); |
c59cb03a JS |
288 | |
289 | launch_editor(file, NULL, NULL); | |
290 | ||
291 | if (stat(file, &st)) | |
990ac4be | 292 | die_errno(_("Could not stat '%s'"), file); |
c59cb03a | 293 | if (!st.st_size) |
990ac4be | 294 | die(_("Empty patch. Aborted.")); |
c59cb03a JS |
295 | |
296 | memset(&child, 0, sizeof(child)); | |
297 | child.git_cmd = 1; | |
298 | child.argv = apply_argv; | |
299 | if (run_command(&child)) | |
990ac4be | 300 | die (_("Could not apply '%s'"), file); |
c59cb03a JS |
301 | |
302 | unlink(file); | |
303 | return 0; | |
304 | } | |
305 | ||
021b6e45 | 306 | static struct lock_file lock_file; |
0d781539 | 307 | |
b39c53e6 | 308 | static const char ignore_error[] = |
439fb829 | 309 | N_("The following paths are ignored by one of your .gitignore files:\n"); |
6a1ad325 | 310 | |
5c46f754 | 311 | static int verbose = 0, show_only = 0, ignored_too = 0, refresh_only = 0; |
108da0db | 312 | static int ignore_add_errors, addremove, intent_to_add, ignore_missing = 0; |
5c46f754 KH |
313 | |
314 | static struct option builtin_add_options[] = { | |
e21adb8c | 315 | OPT__DRY_RUN(&show_only, "dry run"), |
fd03881a | 316 | OPT__VERBOSE(&verbose, "be verbose"), |
5c46f754 KH |
317 | OPT_GROUP(""), |
318 | OPT_BOOLEAN('i', "interactive", &add_interactive, "interactive picking"), | |
08918e4a | 319 | OPT_BOOLEAN('p', "patch", &patch_interactive, "select hunks interactively"), |
c59cb03a | 320 | OPT_BOOLEAN('e', "edit", &edit_interactive, "edit current diff and apply"), |
76946b76 | 321 | OPT__FORCE(&ignored_too, "allow adding otherwise ignored files"), |
69c61c4f | 322 | OPT_BOOLEAN('u', "update", &take_worktree_changes, "update tracked files"), |
39425819 | 323 | OPT_BOOLEAN('N', "intent-to-add", &intent_to_add, "record only the fact that the path will be added later"), |
6e7293e3 | 324 | OPT_BOOLEAN('A', "all", &addremove, "add changes from all tracked and untracked files"), |
5c46f754 | 325 | OPT_BOOLEAN( 0 , "refresh", &refresh_only, "don't add, only refresh the index"), |
984b83ef | 326 | OPT_BOOLEAN( 0 , "ignore-errors", &ignore_add_errors, "just skip files which cannot be added because of errors"), |
108da0db | 327 | OPT_BOOLEAN( 0 , "ignore-missing", &ignore_missing, "check if - even missing - files are ignored in dry run"), |
5c46f754 KH |
328 | OPT_END(), |
329 | }; | |
330 | ||
9bd81e42 | 331 | static int add_config(const char *var, const char *value, void *cb) |
dad25e4a | 332 | { |
6b3020a2 JN |
333 | if (!strcasecmp(var, "add.ignoreerrors") || |
334 | !strcasecmp(var, "add.ignore-errors")) { | |
dad25e4a AR |
335 | ignore_add_errors = git_config_bool(var, value); |
336 | return 0; | |
337 | } | |
9bd81e42 | 338 | return git_default_config(var, value, cb); |
dad25e4a AR |
339 | } |
340 | ||
c972ec04 JH |
341 | static int add_files(struct dir_struct *dir, int flags) |
342 | { | |
343 | int i, exit_status = 0; | |
344 | ||
345 | if (dir->ignored_nr) { | |
439fb829 | 346 | fprintf(stderr, _(ignore_error)); |
c972ec04 JH |
347 | for (i = 0; i < dir->ignored_nr; i++) |
348 | fprintf(stderr, "%s\n", dir->ignored[i]->name); | |
439fb829 ÆAB |
349 | fprintf(stderr, _("Use -f if you really want to add them.\n")); |
350 | die(_("no files added")); | |
c972ec04 JH |
351 | } |
352 | ||
353 | for (i = 0; i < dir->nr; i++) | |
354 | if (add_file_to_cache(dir->entries[i]->name, flags)) { | |
355 | if (!ignore_add_errors) | |
990ac4be | 356 | die(_("adding files failed")); |
c972ec04 JH |
357 | exit_status = 1; |
358 | } | |
359 | return exit_status; | |
360 | } | |
361 | ||
a633fca0 | 362 | int cmd_add(int argc, const char **argv, const char *prefix) |
0d781539 | 363 | { |
7ae02a30 | 364 | int exit_status = 0; |
c972ec04 | 365 | int newfd; |
0d781539 LT |
366 | const char **pathspec; |
367 | struct dir_struct dir; | |
205ffa94 | 368 | int flags; |
c972ec04 JH |
369 | int add_new_files; |
370 | int require_pathspec; | |
81f45e7d | 371 | char *seen = NULL; |
5cde71d6 | 372 | |
ed342fde SB |
373 | git_config(add_config, NULL); |
374 | ||
37782920 | 375 | argc = parse_options(argc, argv, prefix, builtin_add_options, |
c59cb03a | 376 | builtin_add_usage, PARSE_OPT_KEEP_ARGV0); |
b63e9950 WC |
377 | if (patch_interactive) |
378 | add_interactive = 1; | |
7c0ab445 | 379 | if (add_interactive) |
c59cb03a | 380 | exit(interactive_add(argc - 1, argv + 1, prefix)); |
0d781539 | 381 | |
c59cb03a JS |
382 | if (edit_interactive) |
383 | return(edit_patch(argc, argv, prefix)); | |
384 | argc--; | |
385 | argv++; | |
386 | ||
3ba1f114 | 387 | if (addremove && take_worktree_changes) |
990ac4be | 388 | die(_("-A and -u are mutually incompatible")); |
108da0db | 389 | if (!show_only && ignore_missing) |
990ac4be | 390 | die(_("Option --ignore-missing can only be used together with --dry-run")); |
1e5f764c | 391 | if ((addremove || take_worktree_changes) && !argc) { |
3ba1f114 JH |
392 | static const char *here[2] = { ".", NULL }; |
393 | argc = 1; | |
394 | argv = here; | |
395 | } | |
396 | ||
c972ec04 JH |
397 | add_new_files = !take_worktree_changes && !refresh_only; |
398 | require_pathspec = !take_worktree_changes; | |
399 | ||
30ca07a2 | 400 | newfd = hold_locked_index(&lock_file, 1); |
0d781539 | 401 | |
205ffa94 | 402 | flags = ((verbose ? ADD_CACHE_VERBOSE : 0) | |
01665924 | 403 | (show_only ? ADD_CACHE_PRETEND : 0) | |
39425819 | 404 | (intent_to_add ? ADD_CACHE_INTENT : 0) | |
1e5f764c JH |
405 | (ignore_add_errors ? ADD_CACHE_IGNORE_ERRORS : 0) | |
406 | (!(addremove || take_worktree_changes) | |
407 | ? ADD_CACHE_IGNORE_REMOVAL : 0)); | |
205ffa94 | 408 | |
c972ec04 | 409 | if (require_pathspec && argc == 0) { |
990ac4be ÆAB |
410 | fprintf(stderr, _("Nothing specified, nothing added.\n")); |
411 | fprintf(stderr, _("Maybe you wanted to say 'git add .'?\n")); | |
93b0d86a JH |
412 | return 0; |
413 | } | |
725b0605 | 414 | pathspec = validate_pathspec(argc, argv, prefix); |
0d781539 | 415 | |
366bfcb6 | 416 | if (read_cache() < 0) |
990ac4be | 417 | die(_("index file corrupt")); |
2ce53f9b | 418 | treat_gitlinks(pathspec); |
366bfcb6 | 419 | |
1d8842d9 LT |
420 | if (add_new_files) { |
421 | int baselen; | |
422 | ||
423 | /* Set up the default git porcelain excludes */ | |
424 | memset(&dir, 0, sizeof(dir)); | |
425 | if (!ignored_too) { | |
426 | dir.flags |= DIR_COLLECT_IGNORED; | |
427 | setup_standard_excludes(&dir); | |
428 | } | |
429 | ||
1e5f764c | 430 | /* This picks up the paths that are not tracked */ |
1d8842d9 LT |
431 | baselen = fill_directory(&dir, pathspec); |
432 | if (pathspec) | |
81f45e7d | 433 | seen = prune_directory(&dir, pathspec, baselen); |
1d8842d9 | 434 | } |
1e5f764c | 435 | |
c972ec04 JH |
436 | if (refresh_only) { |
437 | refresh(verbose, pathspec); | |
438 | goto finish; | |
6a1ad325 JH |
439 | } |
440 | ||
81f45e7d JH |
441 | if (pathspec) { |
442 | int i; | |
443 | if (!seen) | |
444 | seen = find_used_pathspec(pathspec); | |
445 | for (i = 0; pathspec[i]; i++) { | |
446 | if (!seen[i] && pathspec[i][0] | |
108da0db JL |
447 | && !file_exists(pathspec[i])) { |
448 | if (ignore_missing) { | |
0188f6b3 NTND |
449 | int dtype = DT_UNKNOWN; |
450 | if (excluded(&dir, pathspec[i], &dtype)) | |
108da0db JL |
451 | dir_add_ignored(&dir, pathspec[i], strlen(pathspec[i])); |
452 | } else | |
48168851 | 453 | die(_("pathspec '%s' did not match any files"), |
108da0db JL |
454 | pathspec[i]); |
455 | } | |
81f45e7d JH |
456 | } |
457 | free(seen); | |
458 | } | |
459 | ||
1e5f764c | 460 | exit_status |= add_files_to_cache(prefix, pathspec, flags); |
c972ec04 JH |
461 | |
462 | if (add_new_files) | |
463 | exit_status |= add_files(&dir, flags); | |
0d781539 | 464 | |
dfdac5d9 | 465 | finish: |
0d781539 LT |
466 | if (active_cache_changed) { |
467 | if (write_cache(newfd, active_cache, active_nr) || | |
4ed7cd3a | 468 | commit_locked_index(&lock_file)) |
990ac4be | 469 | die(_("Unable to write new index file")); |
0d781539 LT |
470 | } |
471 | ||
7ae02a30 | 472 | return exit_status; |
0d781539 | 473 | } |