2 * This merges the file listing in the directory cache index
3 * with the actual working directory list, and shows different
4 * combinations of the two.
6 * Copyright (C) Linus Torvalds, 2005
13 static int show_deleted = 0;
14 static int show_cached = 0;
15 static int show_others = 0;
16 static int show_ignored = 0;
17 static int show_stage = 0;
18 static int show_unmerged = 0;
19 static int show_killed = 0;
20 static int line_terminator = '\n';
22 static const char *tag_cached = "";
23 static const char *tag_unmerged = "";
24 static const char *tag_removed = "";
25 static const char *tag_other = "";
26 static const char *tag_killed = "";
28 static int nr_excludes;
29 static const char **excludes;
30 static int excludes_alloc;
32 static void add_exclude(const char *string)
34 if (nr_excludes == excludes_alloc) {
35 excludes_alloc = alloc_nr(excludes_alloc);
36 excludes = realloc(excludes, excludes_alloc*sizeof(char *));
38 excludes[nr_excludes++] = string;
41 static void add_excludes_from_file(const char *fname)
47 fd = open(fname, O_RDONLY);
50 size = lseek(fd, 0, SEEK_END);
53 lseek(fd, 0, SEEK_SET);
59 if (read(fd, buf, size) != size)
64 for (i = 0; i < size; i++) {
66 if (entry != buf + i) {
79 static int excluded(const char *pathname)
83 const char *basename = strrchr(pathname, '/');
84 basename = (basename) ? basename+1 : pathname;
85 for (i = 0; i < nr_excludes; i++)
86 if (fnmatch(excludes[i], basename, 0) == 0)
97 static struct nond_on_fs **dir;
101 static void add_name(const char *pathname, int len)
103 struct nond_on_fs *ent;
105 if (cache_name_pos(pathname, len) >= 0)
108 if (nr_dir == dir_alloc) {
109 dir_alloc = alloc_nr(dir_alloc);
110 dir = xrealloc(dir, dir_alloc*sizeof(ent));
112 ent = xmalloc(sizeof(*ent) + len + 1);
114 memcpy(ent->name, pathname, len);
119 * Read a directory tree. We currently ignore anything but
120 * directories, regular files and symlinks. That's because git
121 * doesn't handle them at all yet. Maybe that will change some
124 * Also, we currently ignore all names starting with a dot.
125 * That likely will not change.
127 static void read_directory(const char *path, const char *base, int baselen)
129 DIR *dir = opendir(path);
133 char fullname[MAXPATHLEN + 1];
134 memcpy(fullname, base, baselen);
136 while ((de = readdir(dir)) != NULL) {
139 if (de->d_name[0] == '.')
141 if (excluded(de->d_name) != show_ignored)
143 len = strlen(de->d_name);
144 memcpy(fullname + baselen, de->d_name, len+1);
151 if (lstat(fullname, &st))
153 if (S_ISREG(st.st_mode) || S_ISLNK(st.st_mode))
155 if (!S_ISDIR(st.st_mode))
159 memcpy(fullname + baselen + len, "/", 2);
160 read_directory(fullname, fullname,
167 add_name(fullname, baselen + len);
173 static int cmp_name(const void *p1, const void *p2)
175 const struct nond_on_fs *e1 = *(const struct nond_on_fs **)p1;
176 const struct nond_on_fs *e2 = *(const struct nond_on_fs **)p2;
178 return cache_name_compare(e1->name, e1->len,
182 static void show_killed_files()
185 for (i = 0; i < nr_dir; i++) {
186 struct nond_on_fs *ent = dir[i];
188 int pos, len, killed = 0;
190 for (cp = ent->name; cp - ent->name < ent->len; cp = sp + 1) {
191 sp = strchr(cp, '/');
193 /* If ent->name is prefix of an entry in the
194 * cache, it will be killed.
196 pos = cache_name_pos(ent->name, ent->len);
198 die("bug in show-killed-files");
200 while (pos < active_nr &&
201 ce_stage(active_cache[pos]))
202 pos++; /* skip unmerged */
203 if (active_nr <= pos)
205 /* pos points at a name immediately after
206 * ent->name in the cache. Does it expect
207 * ent->name to be a directory?
209 len = ce_namelen(active_cache[pos]);
210 if ((ent->len < len) &&
211 !strncmp(active_cache[pos]->name,
212 ent->name, ent->len) &&
213 active_cache[pos]->name[ent->len] == '/')
217 if (0 <= cache_name_pos(ent->name, sp - ent->name)) {
218 /* If any of the leading directories in
219 * ent->name is registered in the cache,
220 * ent->name will be killed.
227 printf("%s%.*s%c", tag_killed,
228 dir[i]->len, dir[i]->name,
233 static void show_files(void)
237 /* For cached/deleted files we don't need to even do the readdir */
238 if (show_others || show_killed) {
239 read_directory(".", "", 0);
240 qsort(dir, nr_dir, sizeof(struct nond_on_fs *), cmp_name);
242 for (i = 0; i < nr_dir; i++)
243 printf("%s%.*s%c", tag_other,
244 dir[i]->len, dir[i]->name,
249 if (show_cached | show_stage) {
250 for (i = 0; i < active_nr; i++) {
251 struct cache_entry *ce = active_cache[i];
252 if (excluded(ce->name) != show_ignored)
254 if (show_unmerged && !ce_stage(ce))
258 ce_stage(ce) ? tag_unmerged :
260 ce->name, line_terminator);
262 printf("%s%06o %s %d %s%c",
263 ce_stage(ce) ? tag_unmerged :
266 sha1_to_hex(ce->sha1),
268 ce->name, line_terminator);
272 for (i = 0; i < active_nr; i++) {
273 struct cache_entry *ce = active_cache[i];
275 if (excluded(ce->name) != show_ignored)
277 if (!lstat(ce->name, &st))
279 printf("%s%s%c", tag_removed, ce->name,
285 static const char *ls_files_usage =
286 "git-ls-files [-z] [-t] (--[cached|deleted|others|stage|unmerged|killed])* "
287 "[ --ignored [--exclude=<pattern>] [--exclude-from=<file>) ]";
289 int main(int argc, char **argv)
293 for (i = 1; i < argc; i++) {
296 if (!strcmp(arg, "-z")) {
298 } else if (!strcmp(arg, "-t")) {
304 } else if (!strcmp(arg, "-c") || !strcmp(arg, "--cached")) {
306 } else if (!strcmp(arg, "-d") || !strcmp(arg, "--deleted")) {
308 } else if (!strcmp(arg, "-o") || !strcmp(arg, "--others")) {
310 } else if (!strcmp(arg, "-i") || !strcmp(arg, "--ignored")) {
312 } else if (!strcmp(arg, "-s") || !strcmp(arg, "--stage")) {
314 } else if (!strcmp(arg, "-k") || !strcmp(arg, "--killed")) {
316 } else if (!strcmp(arg, "-u") || !strcmp(arg, "--unmerged")) {
317 /* There's no point in showing unmerged unless
318 * you also show the stage information.
322 } else if (!strcmp(arg, "-x") && i+1 < argc) {
323 add_exclude(argv[++i]);
324 } else if (!strncmp(arg, "--exclude=", 10)) {
326 } else if (!strcmp(arg, "-X") && i+1 < argc) {
327 add_excludes_from_file(argv[++i]);
328 } else if (!strncmp(arg, "--exclude-from=", 15)) {
329 add_excludes_from_file(arg+15);
331 usage(ls_files_usage);
334 if (show_ignored && !nr_excludes) {
335 fprintf(stderr, "%s: --ignored needs some exclude pattern\n",
340 /* With no flags, we default to showing the cached files */
341 if (!(show_stage | show_deleted | show_others | show_unmerged | show_killed))