[PATCH] Do not include unused header files.

diff --git a/diff-files.c b/diff-files.c
index 884d45246f97a5276d6d5e83222427b83c35f69d..8ab7915977dc2a97fa49ad813a89c676c7208915 100644 (file)
--- a/diff-files.c
+++ b/diff-files.c
@@ -11,26 +11,12 @@ static const char *diff_files_usage =
 
 static int diff_output_format = DIFF_FORMAT_HUMAN;
 static int detect_rename = 0;
-static int reverse_diff = 0;
+static int diff_setup_opt = 0;
 static int diff_score_opt = 0;
 static const char *pickaxe = NULL;
+static int pickaxe_opts = 0;
 static int silent = 0;
 
-static int matches_pathspec(struct cache_entry *ce, char **spec, int cnt)
-{
-       int i;
-       int namelen = ce_namelen(ce);
-       for (i = 0; i < cnt; i++) {
-               int speclen = strlen(spec[i]);
-               if (! strncmp(spec[i], ce->name, speclen) &&
-                   speclen <= namelen &&
-                   (ce->name[speclen] == 0 ||
-                    ce->name[speclen] == '/'))
-                       return 1;
-       }
-       return 0;
-}
-
 static void show_unmerge(const char *path)
 {
        diff_unmerge(path);
@@ -48,7 +34,7 @@ static void show_modified(int oldmode, int mode,
        diff_change(oldmode, mode, old_sha1, sha1, path, NULL);
 }
 
-int main(int argc, char **argv)
+int main(int argc, const char **argv)
 {
        static const unsigned char null_sha1[20] = { 0, };
        int entries = read_cache();
@@ -66,16 +52,18 @@ int main(int argc, char **argv)
                else if (!strcmp(argv[1], "-z"))
                        diff_output_format = DIFF_FORMAT_MACHINE;
                else if (!strcmp(argv[1], "-R"))
-                       reverse_diff = 1;
-               else if (!strcmp(argv[1], "-S"))
+                       diff_setup_opt |= DIFF_SETUP_REVERSE;
+               else if (!strncmp(argv[1], "-S", 2))
                        pickaxe = argv[1] + 2;
+               else if (!strcmp(argv[1], "--pickaxe-all"))
+                       pickaxe_opts = DIFF_PICKAXE_ALL;
                else if (!strncmp(argv[1], "-M", 2)) {
                        diff_score_opt = diff_scoreopt_parse(argv[1]);
-                       detect_rename = 1;
+                       detect_rename = DIFF_DETECT_RENAME;
                }
                else if (!strncmp(argv[1], "-C", 2)) {
                        diff_score_opt = diff_scoreopt_parse(argv[1]);
-                       detect_rename = 2;
+                       detect_rename = DIFF_DETECT_COPY;
                }
                else
                        usage(diff_files_usage);
@@ -90,7 +78,7 @@ int main(int argc, char **argv)
                exit(1);
        }
 
-       diff_setup(reverse_diff, diff_output_format);
+       diff_setup(diff_setup_opt);
 
        for (i = 0; i < entries; i++) {
                struct stat st;
@@ -98,10 +86,6 @@ int main(int argc, char **argv)
                struct cache_entry *ce = active_cache[i];
                int changed;
 
-               if (1 < argc &&
-                   ! matches_pathspec(ce, argv+1, argc-1))
-                       continue;
-
                if (ce_stage(ce)) {
                        show_unmerge(ce->name);
                        while (i < entries &&
@@ -122,7 +106,7 @@ int main(int argc, char **argv)
                        continue;
                }
                changed = ce_match_stat(ce, &st);
-               if (!changed && detect_rename < 2)
+               if (!changed && detect_rename < DIFF_DETECT_COPY)
                        continue;
 
                oldmode = ntohl(ce->ce_mode);
@@ -132,10 +116,12 @@ int main(int argc, char **argv)
                show_modified(oldmode, mode, ce->sha1, null_sha1,
                              ce->name);
        }
+       if (1 < argc)
+               diffcore_pathspec(argv + 1);
        if (detect_rename)
-               diff_detect_rename(detect_rename, diff_score_opt);
+               diffcore_rename(detect_rename, diff_score_opt);
        if (pickaxe)
-               diff_pickaxe(pickaxe);
-       diff_flush(NULL, 0);
+               diffcore_pickaxe(pickaxe, pickaxe_opts);
+       diff_flush(diff_output_format, 1);
        return 0;
 }