2 * GIT - The information manager from hell
4 * Copyright (C) Linus Torvalds, 2005
9 static const char diff_files_usage[] =
10 "git-diff-files [-q] "
11 "[<common diff options>] [<path>...]"
12 COMMON_DIFF_OPTIONS_HELP;
14 static struct diff_options diff_options;
15 static int silent = 0;
17 static void show_unmerge(const char *path)
19 diff_unmerge(&diff_options, path);
22 static void show_file(int pfx, struct cache_entry *ce)
24 diff_addremove(&diff_options, pfx, ntohl(ce->ce_mode),
25 ce->sha1, ce->name, NULL);
28 static void show_modified(int oldmode, int mode,
29 const unsigned char *old_sha1, const unsigned char *sha1,
32 diff_change(&diff_options, oldmode, mode, old_sha1, sha1, path, NULL);
35 int main(int argc, const char **argv)
37 const char **pathspec;
38 const char *prefix = setup_git_directory();
41 git_config(git_default_config);
42 diff_setup(&diff_options);
43 while (1 < argc && argv[1][0] == '-') {
44 if (!strcmp(argv[1], "--")) {
49 if (!strcmp(argv[1], "-q"))
51 else if (!strcmp(argv[1], "-r"))
53 else if (!strcmp(argv[1], "-s"))
57 diff_opt_cnt = diff_opt_parse(&diff_options,
60 usage(diff_files_usage);
61 else if (diff_opt_cnt) {
67 usage(diff_files_usage);
72 /* Find the directory, and set up the pathspec */
73 pathspec = get_pathspec(prefix, argv + 1);
74 entries = read_cache();
76 if (diff_setup_done(&diff_options) < 0)
77 usage(diff_files_usage);
79 /* At this point, if argc == 1, then we are doing everything.
80 * Otherwise argv[1] .. argv[argc-1] have the explicit paths.
87 for (i = 0; i < entries; i++) {
89 unsigned int oldmode, newmode;
90 struct cache_entry *ce = active_cache[i];
93 if (!ce_path_match(ce, pathspec))
97 show_unmerge(ce->name);
99 !strcmp(ce->name, active_cache[i]->name))
101 i--; /* compensate for loop control increments */
105 if (lstat(ce->name, &st) < 0) {
106 if (errno != ENOENT && errno != ENOTDIR) {
115 changed = ce_match_stat(ce, &st);
116 if (!changed && !diff_options.find_copies_harder)
118 oldmode = ntohl(ce->ce_mode);
120 newmode = DIFF_FILE_CANON_MODE(st.st_mode);
121 if (!trust_executable_bit &&
122 S_ISREG(newmode) && S_ISREG(oldmode) &&
123 ((newmode ^ oldmode) == 0111))
125 show_modified(oldmode, newmode,
126 ce->sha1, (changed ? null_sha1 : ce->sha1),
129 diffcore_std(&diff_options);
130 diff_flush(&diff_options);