2 * "git rm" builtin command
4 * Copyright (C) Linus Torvalds 2006
9 #include "cache-tree.h"
10 #include "tree-walk.h"
11 #include "parse-options.h"
13 static const char * const builtin_rm_usage
[] = {
14 "git rm [options] [--] <file>...",
23 static void add_list(const char *name
)
25 if (list
.nr
>= list
.alloc
) {
26 list
.alloc
= alloc_nr(list
.alloc
);
27 list
.name
= xrealloc(list
.name
, list
.alloc
* sizeof(const char *));
29 list
.name
[list
.nr
++] = name
;
32 static int check_local_mod(unsigned char *head
, int index_only
)
34 /* items in list are already sorted in the cache order,
35 * so we could do this a lot more efficiently by using
36 * tree_desc based traversal if we wanted to, but I am
37 * lazy, and who cares if removal of files is a tad
38 * slower than the theoretical maximum speed?
43 no_head
= is_null_sha1(head
);
44 for (i
= 0; i
< list
.nr
; i
++) {
47 struct cache_entry
*ce
;
48 const char *name
= list
.name
[i
];
49 unsigned char sha1
[20];
51 int local_changes
= 0;
52 int staged_changes
= 0;
54 pos
= cache_name_pos(name
, strlen(name
));
56 continue; /* removing unmerged entry */
57 ce
= active_cache
[pos
];
59 if (lstat(ce
->name
, &st
) < 0) {
61 fprintf(stderr
, "warning: '%s': %s",
62 ce
->name
, strerror(errno
));
63 /* It already vanished from the working tree */
66 else if (S_ISDIR(st
.st_mode
)) {
67 /* if a file was removed and it is now a
68 * directory, that is the same as ENOENT as
69 * far as git is concerned; we do not track
74 if (ce_match_stat(ce
, &st
, 0))
77 || get_tree_entry(head
, name
, sha1
, &mode
)
78 || ce
->ce_mode
!= create_ce_mode(mode
)
79 || hashcmp(ce
->sha1
, sha1
))
82 if (local_changes
&& staged_changes
&&
83 !(index_only
&& is_empty_blob_sha1(ce
->sha1
)))
84 errs
= error("'%s' has staged content different "
85 "from both the file and the HEAD\n"
86 "(use -f to force removal)", name
);
87 else if (!index_only
) {
88 /* It's not dangerous to "git rm --cached" a
89 * file if the index matches the file or the
90 * HEAD, since it means the deleted content is
91 * still available somewhere.
94 errs
= error("'%s' has changes staged in the index\n"
95 "(use --cached to keep the file, "
96 "or -f to force removal)", name
);
98 errs
= error("'%s' has local modifications\n"
99 "(use --cached to keep the file, "
100 "or -f to force removal)", name
);
106 static struct lock_file lock_file
;
108 static int show_only
= 0, force
= 0, index_only
= 0, recursive
= 0, quiet
= 0;
109 static int ignore_unmatch
= 0;
111 static struct option builtin_rm_options
[] = {
112 OPT__DRY_RUN(&show_only
),
114 OPT_BOOLEAN( 0 , "cached", &index_only
, "only remove from the index"),
115 OPT_BOOLEAN('f', "force", &force
, "override the up-to-date check"),
116 OPT_BOOLEAN('r', NULL
, &recursive
, "allow recursive removal"),
117 OPT_BOOLEAN( 0 , "ignore-unmatch", &ignore_unmatch
,
118 "exit with a zero status even if nothing matched"),
122 int cmd_rm(int argc
, const char **argv
, const char *prefix
)
125 const char **pathspec
;
128 git_config(git_default_config
, NULL
);
130 argc
= parse_options(argc
, argv
, builtin_rm_options
, builtin_rm_usage
, 0);
132 usage_with_options(builtin_rm_usage
, builtin_rm_options
);
137 newfd
= hold_locked_index(&lock_file
, 1);
139 if (read_cache() < 0)
140 die("index file corrupt");
141 refresh_cache(REFRESH_QUIET
);
143 pathspec
= get_pathspec(prefix
, argv
);
145 for (i
= 0; pathspec
[i
] ; i
++)
147 seen
= xcalloc(i
, 1);
149 for (i
= 0; i
< active_nr
; i
++) {
150 struct cache_entry
*ce
= active_cache
[i
];
151 if (!match_pathspec(pathspec
, ce
->name
, ce_namelen(ce
), 0, seen
))
159 for (i
= 0; (match
= pathspec
[i
]) != NULL
; i
++) {
161 if (!ignore_unmatch
) {
162 die("pathspec '%s' did not match any files",
169 if (!recursive
&& seen
[i
] == MATCHED_RECURSIVELY
)
170 die("not removing '%s' recursively without -r",
171 *match
? match
: ".");
179 * If not forced, the file, the index and the HEAD (if exists)
180 * must match; but the file can already been removed, since
181 * this sequence is a natural "novice" way:
185 * Further, if HEAD commit exists, "diff-index --cached" must
186 * report no changes unless forced.
189 unsigned char sha1
[20];
190 if (get_sha1("HEAD", sha1
))
192 if (check_local_mod(sha1
, index_only
))
197 * First remove the names from the index: we won't commit
198 * the index unless all of them succeed.
200 for (i
= 0; i
< list
.nr
; i
++) {
201 const char *path
= list
.name
[i
];
203 printf("rm '%s'\n", path
);
205 if (remove_file_from_cache(path
))
206 die("git rm: unable to remove %s", path
);
213 * Then, unless we used "--cached", remove the filenames from
214 * the workspace. If we fail to remove the first one, we
215 * abort the "git rm" (but once we've successfully removed
216 * any file at all, we'll go ahead and commit to it all:
217 * by then we've already committed ourselves and can't fail
222 for (i
= 0; i
< list
.nr
; i
++) {
223 const char *path
= list
.name
[i
];
224 if (!remove_path(path
)) {
229 die("git rm: %s: %s", path
, strerror(errno
));
233 if (active_cache_changed
) {
234 if (write_cache(newfd
, active_cache
, active_nr
) ||
235 commit_locked_index(&lock_file
))
236 die("Unable to write new index file");