git-clean: use a git-add-interactive compatible UI
[git/git.git] / builtin / clean.c
CommitLineData
113f10f2
SB
1/*
2 * "git clean" builtin command
3 *
4 * Copyright (C) 2007 Shawn Bohrer
5 *
6 * Based on git-clean.sh by Pavel Roskin
7 */
8
9#include "builtin.h"
10#include "cache.h"
11#include "dir.h"
12#include "parse-options.h"
f538a91e 13#include "refs.h"
07de4eba 14#include "string-list.h"
1fb32894 15#include "quote.h"
1b8fd467 16#include "column.h"
7a9b0b80 17#include "color.h"
113f10f2 18
625db1b7 19static int force = -1; /* unset */
17696002 20static int interactive;
396049e5 21static struct string_list del_list = STRING_LIST_INIT_DUP;
1b8fd467 22static unsigned int colopts;
113f10f2
SB
23
24static const char *const builtin_clean_usage[] = {
17696002 25 N_("git clean [-d] [-f] [-i] [-n] [-q] [-e <pattern>] [-x | -X] [--] <paths>..."),
113f10f2
SB
26 NULL
27};
28
f538a91e
ZK
29static const char *msg_remove = N_("Removing %s\n");
30static const char *msg_would_remove = N_("Would remove %s\n");
31static const char *msg_skip_git_dir = N_("Skipping repository %s\n");
32static const char *msg_would_skip_git_dir = N_("Would skip repository %s\n");
33static const char *msg_warn_remove_failed = N_("failed to remove %s");
34
7a9b0b80
JX
35static int clean_use_color = -1;
36static char clean_colors[][COLOR_MAXLEN] = {
37 GIT_COLOR_RESET,
38 GIT_COLOR_NORMAL, /* PLAIN */
39 GIT_COLOR_BOLD_BLUE, /* PROMPT */
40 GIT_COLOR_BOLD, /* HEADER */
41 GIT_COLOR_BOLD_RED, /* HELP */
42 GIT_COLOR_BOLD_RED, /* ERROR */
43};
44enum color_clean {
45 CLEAN_COLOR_RESET = 0,
46 CLEAN_COLOR_PLAIN = 1,
47 CLEAN_COLOR_PROMPT = 2,
48 CLEAN_COLOR_HEADER = 3,
49 CLEAN_COLOR_HELP = 4,
50 CLEAN_COLOR_ERROR = 5,
51};
52
9f93e461
JX
53#define MENU_OPTS_SINGLETON 01
54#define MENU_OPTS_IMMEDIATE 02
55#define MENU_OPTS_LIST_ONLY 04
56
57struct menu_opts {
58 const char *header;
59 const char *prompt;
60 int flags;
61};
62
63#define MENU_RETURN_NO_LOOP 10
64
65struct menu_item {
66 char hotkey;
67 const char *title;
68 int selected;
69 int (*fn)();
70};
71
72enum menu_stuff_type {
73 MENU_STUFF_TYPE_STRING_LIST = 1,
74 MENU_STUFF_TYPE_MENU_ITEM
75};
76
77struct menu_stuff {
78 enum menu_stuff_type type;
79 int nr;
80 void *stuff;
81};
82
7a9b0b80
JX
83static int parse_clean_color_slot(const char *var)
84{
85 if (!strcasecmp(var, "reset"))
86 return CLEAN_COLOR_RESET;
87 if (!strcasecmp(var, "plain"))
88 return CLEAN_COLOR_PLAIN;
89 if (!strcasecmp(var, "prompt"))
90 return CLEAN_COLOR_PROMPT;
91 if (!strcasecmp(var, "header"))
92 return CLEAN_COLOR_HEADER;
93 if (!strcasecmp(var, "help"))
94 return CLEAN_COLOR_HELP;
95 if (!strcasecmp(var, "error"))
96 return CLEAN_COLOR_ERROR;
97 return -1;
98}
99
ef90d6d4 100static int git_clean_config(const char *var, const char *value, void *cb)
113f10f2 101{
1b8fd467
JX
102 if (!prefixcmp(var, "column."))
103 return git_column_config(var, value, "clean", &colopts);
104
7a9b0b80
JX
105 /* honors the color.interactive* config variables which also
106 applied in git-add--interactive and git-stash */
107 if (!strcmp(var, "color.interactive")) {
108 clean_use_color = git_config_colorbool(var, value);
109 return 0;
110 }
111 if (!prefixcmp(var, "color.interactive.")) {
112 int slot = parse_clean_color_slot(var +
113 strlen("color.interactive."));
114 if (slot < 0)
115 return 0;
116 if (!value)
117 return config_error_nonbool(var);
118 color_parse(value, var, clean_colors[slot]);
119 return 0;
120 }
121
1b8fd467 122 if (!strcmp(var, "clean.requireforce")) {
113f10f2 123 force = !git_config_bool(var, value);
1b8fd467
JX
124 return 0;
125 }
7a9b0b80
JX
126
127 /* inspect the color.ui config variable and others */
128 return git_color_default_config(var, value, cb);
129}
130
131static const char *clean_get_color(enum color_clean ix)
132{
133 if (want_color(clean_use_color))
134 return clean_colors[ix];
135 return "";
136}
137
138static void clean_print_color(enum color_clean ix)
139{
140 printf("%s", clean_get_color(ix));
113f10f2
SB
141}
142
07de4eba
JH
143static int exclude_cb(const struct option *opt, const char *arg, int unset)
144{
145 struct string_list *exclude_list = opt->value;
146 string_list_append(exclude_list, arg);
147 return 0;
148}
149
f538a91e
ZK
150static int remove_dirs(struct strbuf *path, const char *prefix, int force_flag,
151 int dry_run, int quiet, int *dir_gone)
152{
153 DIR *dir;
154 struct strbuf quoted = STRBUF_INIT;
155 struct dirent *e;
156 int res = 0, ret = 0, gone = 1, original_len = path->len, len, i;
157 unsigned char submodule_head[20];
158 struct string_list dels = STRING_LIST_INIT_DUP;
159
160 *dir_gone = 1;
161
162 if ((force_flag & REMOVE_DIR_KEEP_NESTED_GIT) &&
163 !resolve_gitlink_ref(path->buf, "HEAD", submodule_head)) {
164 if (!quiet) {
39598f99 165 quote_path_relative(path->buf, prefix, &quoted);
f538a91e
ZK
166 printf(dry_run ? _(msg_would_skip_git_dir) : _(msg_skip_git_dir),
167 quoted.buf);
168 }
169
170 *dir_gone = 0;
171 return 0;
172 }
173
174 dir = opendir(path->buf);
175 if (!dir) {
176 /* an empty dir could be removed even if it is unreadble */
177 res = dry_run ? 0 : rmdir(path->buf);
178 if (res) {
39598f99 179 quote_path_relative(path->buf, prefix, &quoted);
f538a91e
ZK
180 warning(_(msg_warn_remove_failed), quoted.buf);
181 *dir_gone = 0;
182 }
183 return res;
184 }
185
186 if (path->buf[original_len - 1] != '/')
187 strbuf_addch(path, '/');
188
189 len = path->len;
190 while ((e = readdir(dir)) != NULL) {
191 struct stat st;
192 if (is_dot_or_dotdot(e->d_name))
193 continue;
194
195 strbuf_setlen(path, len);
196 strbuf_addstr(path, e->d_name);
197 if (lstat(path->buf, &st))
198 ; /* fall thru */
199 else if (S_ISDIR(st.st_mode)) {
200 if (remove_dirs(path, prefix, force_flag, dry_run, quiet, &gone))
201 ret = 1;
202 if (gone) {
39598f99 203 quote_path_relative(path->buf, prefix, &quoted);
f538a91e
ZK
204 string_list_append(&dels, quoted.buf);
205 } else
206 *dir_gone = 0;
207 continue;
208 } else {
209 res = dry_run ? 0 : unlink(path->buf);
210 if (!res) {
39598f99 211 quote_path_relative(path->buf, prefix, &quoted);
f538a91e
ZK
212 string_list_append(&dels, quoted.buf);
213 } else {
39598f99 214 quote_path_relative(path->buf, prefix, &quoted);
f538a91e
ZK
215 warning(_(msg_warn_remove_failed), quoted.buf);
216 *dir_gone = 0;
217 ret = 1;
218 }
219 continue;
220 }
221
222 /* path too long, stat fails, or non-directory still exists */
223 *dir_gone = 0;
224 ret = 1;
225 break;
226 }
227 closedir(dir);
228
229 strbuf_setlen(path, original_len);
230
231 if (*dir_gone) {
232 res = dry_run ? 0 : rmdir(path->buf);
233 if (!res)
234 *dir_gone = 1;
235 else {
39598f99 236 quote_path_relative(path->buf, prefix, &quoted);
f538a91e
ZK
237 warning(_(msg_warn_remove_failed), quoted.buf);
238 *dir_gone = 0;
239 ret = 1;
240 }
241 }
242
243 if (!*dir_gone && !quiet) {
244 for (i = 0; i < dels.nr; i++)
245 printf(dry_run ? _(msg_would_remove) : _(msg_remove), dels.items[i].string);
246 }
247 string_list_clear(&dels, 0);
248 return ret;
249}
250
1b8fd467 251static void pretty_print_dels(void)
17696002 252{
1b8fd467 253 struct string_list list = STRING_LIST_INIT_DUP;
17696002 254 struct string_list_item *item;
1b8fd467 255 struct strbuf buf = STRBUF_INIT;
17696002 256 const char *qname;
1b8fd467
JX
257 struct column_options copts;
258
259 for_each_string_list_item(item, &del_list) {
260 qname = quote_path_relative(item->string, NULL, &buf);
261 string_list_append(&list, qname);
262 }
263
264 /*
265 * always enable column display, we only consult column.*
266 * about layout strategy and stuff
267 */
268 colopts = (colopts & ~COL_ENABLE_MASK) | COL_ENABLED;
269 memset(&copts, 0, sizeof(copts));
270 copts.indent = " ";
271 copts.padding = 2;
272 print_columns(&list, colopts, &copts);
1b8fd467
JX
273 strbuf_release(&buf);
274 string_list_clear(&list, 0);
275}
276
9f93e461
JX
277static void pretty_print_menus(struct string_list *menu_list)
278{
279 unsigned int local_colopts = 0;
280 struct column_options copts;
281
282 local_colopts = COL_ENABLED | COL_ROW;
283 memset(&copts, 0, sizeof(copts));
284 copts.indent = " ";
285 copts.padding = 2;
286 print_columns(menu_list, local_colopts, &copts);
287}
288
289static void prompt_help_cmd(int singleton)
290{
291 clean_print_color(CLEAN_COLOR_HELP);
292 printf_ln(singleton ?
293 _("Prompt help:\n"
294 "1 - select a numbered item\n"
295 "foo - select item based on unique prefix\n"
296 " - (empty) select nothing") :
297 _("Prompt help:\n"
298 "1 - select a single item\n"
299 "3-5 - select a range of items\n"
300 "2-3,6-9 - select multiple ranges\n"
301 "foo - select item based on unique prefix\n"
302 "-... - unselect specified items\n"
303 "* - choose all items\n"
304 " - (empty) finish selecting"));
305 clean_print_color(CLEAN_COLOR_RESET);
306}
307
308/*
309 * display menu stuff with number prefix and hotkey highlight
310 */
311static void print_highlight_menu_stuff(struct menu_stuff *stuff, int **chosen)
312{
313 struct string_list menu_list = STRING_LIST_INIT_DUP;
314 struct strbuf menu = STRBUF_INIT;
315 struct strbuf buf = STRBUF_INIT;
316 struct menu_item *menu_item;
317 struct string_list_item *string_list_item;
318 int i;
319
320 switch (stuff->type) {
321 default:
322 die("Bad type of menu_staff when print menu");
323 case MENU_STUFF_TYPE_MENU_ITEM:
324 menu_item = (struct menu_item *)stuff->stuff;
325 for (i = 0; i < stuff->nr; i++, menu_item++) {
326 const char *p;
327 int highlighted = 0;
328
329 p = menu_item->title;
330 if ((*chosen)[i] < 0)
331 (*chosen)[i] = menu_item->selected ? 1 : 0;
332 strbuf_addf(&menu, "%s%2d: ", (*chosen)[i] ? "*" : " ", i+1);
333 for (; *p; p++) {
334 if (!highlighted && *p == menu_item->hotkey) {
335 strbuf_addstr(&menu, clean_get_color(CLEAN_COLOR_PROMPT));
336 strbuf_addch(&menu, *p);
337 strbuf_addstr(&menu, clean_get_color(CLEAN_COLOR_RESET));
338 highlighted = 1;
339 } else {
340 strbuf_addch(&menu, *p);
341 }
342 }
343 string_list_append(&menu_list, menu.buf);
344 strbuf_reset(&menu);
345 }
346 break;
347 case MENU_STUFF_TYPE_STRING_LIST:
348 i = 0;
349 for_each_string_list_item(string_list_item, (struct string_list *)stuff->stuff) {
350 if ((*chosen)[i] < 0)
351 (*chosen)[i] = 0;
352 strbuf_addf(&menu, "%s%2d: %s",
353 (*chosen)[i] ? "*" : " ", i+1, string_list_item->string);
354 string_list_append(&menu_list, menu.buf);
355 strbuf_reset(&menu);
356 i++;
357 }
358 break;
359 }
360
361 pretty_print_menus(&menu_list);
362
363 strbuf_release(&menu);
364 strbuf_release(&buf);
365 string_list_clear(&menu_list, 0);
366}
367
368/*
369 * Parse user input, and return choice(s) for menu (menu_stuff).
370 *
371 * Input
372 * (for single choice)
373 * 1 - select a numbered item
374 * foo - select item based on menu title
375 * - (empty) select nothing
376 *
377 * (for multiple choice)
378 * 1 - select a single item
379 * 3-5 - select a range of items
380 * 2-3,6-9 - select multiple ranges
381 * foo - select item based on menu title
382 * -... - unselect specified items
383 * * - choose all items
384 * - (empty) finish selecting
385 *
386 * The parse result will be saved in array **chosen, and
387 * return number of total selections.
388 */
389static int parse_choice(struct menu_stuff *menu_stuff,
390 int is_single,
391 struct strbuf input,
392 int **chosen)
393{
394 struct strbuf **choice_list, **ptr;
395 struct menu_item *menu_item;
396 struct string_list_item *string_list_item;
397 int nr = 0;
398 int i;
399
400 if (is_single) {
401 choice_list = strbuf_split_max(&input, '\n', 0);
402 } else {
403 char *p = input.buf;
404 do {
405 if (*p == ',')
406 *p = ' ';
407 } while (*p++);
408 choice_list = strbuf_split_max(&input, ' ', 0);
409 }
410
411 for (ptr = choice_list; *ptr; ptr++) {
412 char *p;
413 int choose = 1;
414 int bottom = 0, top = 0;
415 int is_range, is_number;
416
417 strbuf_trim(*ptr);
418 if (!(*ptr)->len)
419 continue;
420
421 /* Input that begins with '-'; unchoose */
422 if (*(*ptr)->buf == '-') {
423 choose = 0;
424 strbuf_remove((*ptr), 0, 1);
425 }
426
427 is_range = 0;
428 is_number = 1;
429 for (p = (*ptr)->buf; *p; p++) {
430 if ('-' == *p) {
431 if (!is_range) {
432 is_range = 1;
433 is_number = 0;
434 } else {
435 is_number = 0;
436 is_range = 0;
437 break;
438 }
439 } else if (!isdigit(*p)) {
440 is_number = 0;
441 is_range = 0;
442 break;
443 }
444 }
445
446 if (is_number) {
447 bottom = atoi((*ptr)->buf);
448 top = bottom;
449 } else if (is_range) {
450 bottom = atoi((*ptr)->buf);
451 /* a range can be specified like 5-7 or 5- */
452 if (!*(strchr((*ptr)->buf, '-') + 1))
453 top = menu_stuff->nr;
454 else
455 top = atoi(strchr((*ptr)->buf, '-') + 1);
456 } else if (!strcmp((*ptr)->buf, "*")) {
457 bottom = 1;
458 top = menu_stuff->nr;
459 } else {
460 switch (menu_stuff->type) {
461 default:
462 die("Bad type of menu_stuff when parse choice");
463 case MENU_STUFF_TYPE_MENU_ITEM:
464 menu_item = (struct menu_item *)menu_stuff->stuff;
465 for (i = 0; i < menu_stuff->nr; i++, menu_item++) {
466 if (((*ptr)->len == 1 &&
467 *(*ptr)->buf == menu_item->hotkey) ||
468 !strcasecmp((*ptr)->buf, menu_item->title)) {
469 bottom = i + 1;
470 top = bottom;
471 break;
472 }
473 }
474 break;
475 case MENU_STUFF_TYPE_STRING_LIST:
476 string_list_item = ((struct string_list *)menu_stuff->stuff)->items;
477 for (i = 0; i < menu_stuff->nr; i++, string_list_item++) {
478 if (!strcasecmp((*ptr)->buf, string_list_item->string)) {
479 bottom = i + 1;
480 top = bottom;
481 break;
482 }
483 }
484 break;
485 }
486 }
487
488 if (top <= 0 || bottom <= 0 || top > menu_stuff->nr || bottom > top ||
489 (is_single && bottom != top)) {
490 clean_print_color(CLEAN_COLOR_ERROR);
491 printf_ln(_("Huh (%s)?"), (*ptr)->buf);
492 clean_print_color(CLEAN_COLOR_RESET);
493 continue;
494 }
495
496 for (i = bottom; i <= top; i++)
497 (*chosen)[i-1] = choose;
498 }
499
500 strbuf_list_free(choice_list);
501
502 for (i = 0; i < menu_stuff->nr; i++)
503 nr += (*chosen)[i];
504 return nr;
505}
506
507/*
508 * Implement a git-add-interactive compatible UI, which is borrowed
509 * from git-add--interactive.perl.
510 *
511 * Return value:
512 *
513 * - Return an array of integers
514 * - , and it is up to you to free the allocated memory.
515 * - The array ends with EOF.
516 * - If user pressed CTRL-D (i.e. EOF), no selection returned.
517 */
518static int *list_and_choose(struct menu_opts *opts, struct menu_stuff *stuff)
519{
520 struct strbuf choice = STRBUF_INIT;
521 int *chosen, *result;
522 int nr = 0;
523 int eof = 0;
524 int i;
525
526 chosen = xmalloc(sizeof(int) * stuff->nr);
527 /* set chosen as uninitialized */
528 for (i = 0; i < stuff->nr; i++)
529 chosen[i] = -1;
530
531 for (;;) {
532 if (opts->header) {
533 printf_ln("%s%s%s",
534 clean_get_color(CLEAN_COLOR_HEADER),
535 _(opts->header),
536 clean_get_color(CLEAN_COLOR_RESET));
537 }
538
539 /* chosen will be initialized by print_highlight_menu_stuff */
540 print_highlight_menu_stuff(stuff, &chosen);
541
542 if (opts->flags & MENU_OPTS_LIST_ONLY)
543 break;
544
545 if (opts->prompt) {
546 printf("%s%s%s%s",
547 clean_get_color(CLEAN_COLOR_PROMPT),
548 _(opts->prompt),
549 opts->flags & MENU_OPTS_SINGLETON ? "> " : ">> ",
550 clean_get_color(CLEAN_COLOR_RESET));
551 }
552
553 if (strbuf_getline(&choice, stdin, '\n') != EOF) {
554 strbuf_trim(&choice);
555 } else {
556 eof = 1;
557 break;
558 }
559
560 /* help for prompt */
561 if (!strcmp(choice.buf, "?")) {
562 prompt_help_cmd(opts->flags & MENU_OPTS_SINGLETON);
563 continue;
564 }
565
566 /* for a multiple-choice menu, press ENTER (empty) will return back */
567 if (!(opts->flags & MENU_OPTS_SINGLETON) && !choice.len)
568 break;
569
570 nr = parse_choice(stuff,
571 opts->flags & MENU_OPTS_SINGLETON,
572 choice,
573 &chosen);
574
575 if (opts->flags & MENU_OPTS_SINGLETON) {
576 if (nr)
577 break;
578 } else if (opts->flags & MENU_OPTS_IMMEDIATE) {
579 break;
580 }
581 }
582
583 if (eof) {
584 result = xmalloc(sizeof(int));
585 *result = EOF;
586 } else {
587 int j = 0;
588
589 /*
590 * recalculate nr, if return back from menu directly with
591 * default selections.
592 */
593 if (!nr) {
594 for (i = 0; i < stuff->nr; i++)
595 nr += chosen[i];
596 }
597
598 result = xmalloc(sizeof(int) * (nr + 1));
599 memset(result, 0, sizeof(int) * (nr + 1));
600 for (i = 0; i < stuff->nr && j < nr; i++) {
601 if (chosen[i])
602 result[j++] = i;
603 }
604 result[j] = EOF;
605 }
606
607 free(chosen);
608 strbuf_release(&choice);
609 return result;
610}
611
612static int clean_cmd(void)
1b8fd467 613{
9f93e461
JX
614 return MENU_RETURN_NO_LOOP;
615}
616
617static int quit_cmd(void)
618{
619 string_list_clear(&del_list, 0);
620 printf_ln(_("Bye."));
621 return MENU_RETURN_NO_LOOP;
622}
623
624static int help_cmd(void)
625{
626 clean_print_color(CLEAN_COLOR_HELP);
627 printf_ln(_(
628 "clean - start cleaning\n"
629 "quit - stop cleaning\n"
630 "help - this screen\n"
631 "? - help for prompt selection"
632 ));
633 clean_print_color(CLEAN_COLOR_RESET);
634 return 0;
635}
17696002 636
9f93e461
JX
637static void interactive_main_loop(void)
638{
17696002 639 while (del_list.nr) {
9f93e461
JX
640 struct menu_opts menu_opts;
641 struct menu_stuff menu_stuff;
642 struct menu_item menus[] = {
643 {'c', "clean", 0, clean_cmd},
644 {'q', "quit", 0, quit_cmd},
645 {'h', "help", 0, help_cmd},
646 };
647 int *chosen;
648
649 menu_opts.header = N_("*** Commands ***");
650 menu_opts.prompt = N_("What now");
651 menu_opts.flags = MENU_OPTS_SINGLETON;
652
653 menu_stuff.type = MENU_STUFF_TYPE_MENU_ITEM;
654 menu_stuff.stuff = menus;
655 menu_stuff.nr = sizeof(menus) / sizeof(struct menu_item);
656
7a9b0b80 657 clean_print_color(CLEAN_COLOR_HEADER);
1b8fd467
JX
658 printf_ln(Q_("Would remove the following item:",
659 "Would remove the following items:",
660 del_list.nr));
7a9b0b80 661 clean_print_color(CLEAN_COLOR_RESET);
17696002 662
1b8fd467
JX
663 pretty_print_dels();
664
9f93e461
JX
665 chosen = list_and_choose(&menu_opts, &menu_stuff);
666
667 if (*chosen != EOF) {
668 int ret;
669 ret = menus[*chosen].fn();
670 if (ret != MENU_RETURN_NO_LOOP) {
671 free(chosen);
672 chosen = NULL;
673 if (!del_list.nr) {
674 clean_print_color(CLEAN_COLOR_ERROR);
675 printf_ln(_("No more files to clean, exiting."));
676 clean_print_color(CLEAN_COLOR_RESET);
677 break;
678 }
17696002
JX
679 continue;
680 }
9f93e461
JX
681 } else {
682 quit_cmd();
17696002 683 }
17696002 684
9f93e461
JX
685 free(chosen);
686 chosen = NULL;
687 break;
688 }
17696002
JX
689}
690
113f10f2
SB
691int cmd_clean(int argc, const char **argv, const char *prefix)
692{
f538a91e
ZK
693 int i, res;
694 int dry_run = 0, remove_directories = 0, quiet = 0, ignored = 0;
695 int ignored_only = 0, config_set = 0, errors = 0, gone = 1;
a0f4afbe 696 int rm_flags = REMOVE_DIR_KEEP_NESTED_GIT;
396049e5 697 struct strbuf abs_path = STRBUF_INIT;
113f10f2 698 struct dir_struct dir;
113f10f2 699 static const char **pathspec;
f285a2d7 700 struct strbuf buf = STRBUF_INIT;
bdab6a59 701 struct string_list exclude_list = STRING_LIST_INIT_NODUP;
72aeb187 702 struct exclude_list *el;
396049e5 703 struct string_list_item *item;
1fb32894 704 const char *qname;
d871c869 705 char *seen = NULL;
113f10f2 706 struct option options[] = {
145f9c81 707 OPT__QUIET(&quiet, N_("do not print names of files removed")),
f538a91e 708 OPT__DRY_RUN(&dry_run, N_("dry run")),
145f9c81 709 OPT__FORCE(&force, N_("force")),
17696002 710 OPT_BOOL('i', "interactive", &interactive, N_("interactive cleaning")),
113f10f2 711 OPT_BOOLEAN('d', NULL, &remove_directories,
145f9c81
NTND
712 N_("remove whole directories")),
713 { OPTION_CALLBACK, 'e', "exclude", &exclude_list, N_("pattern"),
714 N_("add <pattern> to ignore rules"), PARSE_OPT_NONEG, exclude_cb },
715 OPT_BOOLEAN('x', NULL, &ignored, N_("remove ignored files, too")),
113f10f2 716 OPT_BOOLEAN('X', NULL, &ignored_only,
145f9c81 717 N_("remove only ignored files")),
113f10f2
SB
718 OPT_END()
719 };
720
ef90d6d4 721 git_config(git_clean_config, NULL);
625db1b7
JH
722 if (force < 0)
723 force = 0;
724 else
725 config_set = 1;
726
37782920
SB
727 argc = parse_options(argc, argv, prefix, options, builtin_clean_usage,
728 0);
113f10f2
SB
729
730 memset(&dir, 0, sizeof(dir));
1617adc7 731 if (ignored_only)
7c4c97c0 732 dir.flags |= DIR_SHOW_IGNORED;
113f10f2
SB
733
734 if (ignored && ignored_only)
2da57add 735 die(_("-x and -X cannot be used together"));
113f10f2 736
17696002 737 if (!interactive && !dry_run && !force) {
a66f9b2a 738 if (config_set)
17696002 739 die(_("clean.requireForce set to true and neither -i, -n nor -f given; "
a66f9b2a
ÆAB
740 "refusing to clean"));
741 else
17696002 742 die(_("clean.requireForce defaults to true and neither -i, -n nor -f given; "
a66f9b2a
ÆAB
743 "refusing to clean"));
744 }
113f10f2 745
a0f4afbe
JH
746 if (force > 1)
747 rm_flags = 0;
748
7c4c97c0 749 dir.flags |= DIR_SHOW_OTHER_DIRECTORIES;
113f10f2 750
c28b3d6e 751 if (read_cache() < 0)
2da57add 752 die(_("index file corrupt"));
c28b3d6e 753
1617adc7
SB
754 if (!ignored)
755 setup_standard_excludes(&dir);
113f10f2 756
72aeb187 757 el = add_exclude_list(&dir, EXC_CMDL, "--exclude option");
07de4eba 758 for (i = 0; i < exclude_list.nr; i++)
72aeb187 759 add_exclude(exclude_list.items[i].string, "", 0, el, -(i+1));
07de4eba 760
113f10f2 761 pathspec = get_pathspec(prefix, argv);
113f10f2 762
1d8842d9 763 fill_directory(&dir, pathspec);
113f10f2 764
d871c869 765 if (pathspec)
a8db80c2 766 seen = xmalloc(argc > 0 ? argc : 1);
d871c869
JH
767
768 for (i = 0; i < dir.nr; i++) {
769 struct dir_entry *ent = dir.entries[i];
f2d0df71
SB
770 int len, pos;
771 int matches = 0;
113f10f2
SB
772 struct cache_entry *ce;
773 struct stat st;
396049e5 774 const char *rel;
113f10f2
SB
775
776 /*
777 * Remove the '/' at the end that directory
778 * walking adds for directory entries.
779 */
780 len = ent->len;
781 if (len && ent->name[len-1] == '/')
782 len--;
783 pos = cache_name_pos(ent->name, len);
784 if (0 <= pos)
785 continue; /* exact match */
786 pos = -pos - 1;
787 if (pos < active_nr) {
788 ce = active_cache[pos];
789 if (ce_namelen(ce) == len &&
790 !memcmp(ce->name, ent->name, len))
791 continue; /* Yup, this one exists unmerged */
792 }
793
d871c869 794 if (lstat(ent->name, &st))
396049e5 795 die_errno("Cannot lstat '%s'", ent->name);
d871c869
JH
796
797 if (pathspec) {
a8db80c2 798 memset(seen, 0, argc > 0 ? argc : 1);
f2d0df71 799 matches = match_pathspec(pathspec, ent->name, len,
1c7d402b 800 0, seen);
d871c869
JH
801 }
802
803 if (S_ISDIR(st.st_mode)) {
f538a91e 804 if (remove_directories || (matches == MATCHED_EXACTLY)) {
396049e5
JX
805 rel = relative_path(ent->name, prefix, &buf);
806 string_list_append(&del_list, rel);
113f10f2 807 }
113f10f2 808 } else {
d871c869
JH
809 if (pathspec && !matches)
810 continue;
396049e5
JX
811 rel = relative_path(ent->name, prefix, &buf);
812 string_list_append(&del_list, rel);
813 }
814 }
815
17696002
JX
816 if (interactive && del_list.nr > 0)
817 interactive_main_loop();
396049e5
JX
818
819 for_each_string_list_item(item, &del_list) {
820 struct stat st;
821
822 if (prefix)
823 strbuf_addstr(&abs_path, prefix);
824
825 strbuf_addstr(&abs_path, item->string);
826
827 /*
828 * we might have removed this as part of earlier
829 * recursive directory removal, so lstat() here could
830 * fail with ENOENT.
831 */
832 if (lstat(abs_path.buf, &st))
833 continue;
834
835 if (S_ISDIR(st.st_mode)) {
836 if (remove_dirs(&abs_path, prefix, rm_flags, dry_run, quiet, &gone))
837 errors++;
838 if (gone && !quiet) {
839 qname = quote_path_relative(item->string, NULL, &buf);
840 printf(dry_run ? _(msg_would_remove) : _(msg_remove), qname);
841 }
842 } else {
843 res = dry_run ? 0 : unlink(abs_path.buf);
f538a91e 844 if (res) {
396049e5 845 qname = quote_path_relative(item->string, NULL, &buf);
f538a91e 846 warning(_(msg_warn_remove_failed), qname);
aa9c83c2 847 errors++;
f538a91e 848 } else if (!quiet) {
396049e5 849 qname = quote_path_relative(item->string, NULL, &buf);
f538a91e 850 printf(dry_run ? _(msg_would_remove) : _(msg_remove), qname);
aa9c83c2 851 }
113f10f2 852 }
396049e5 853 strbuf_reset(&abs_path);
113f10f2 854 }
d871c869 855 free(seen);
113f10f2 856
396049e5
JX
857 strbuf_release(&abs_path);
858 strbuf_release(&buf);
859 string_list_clear(&del_list, 0);
07de4eba 860 string_list_clear(&exclude_list, 0);
aa9c83c2 861 return (errors != 0);
113f10f2 862}