X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=diff-cache.c;h=54691a94c4da738008aa87877451c73f2e364b5d;hb=81e50eabf06dd68e8e62a9b697eaf60904c58b22;hp=ff310ab35798a4e2db0774048fde9c3b6ee0161f;hpb=e99d59ff0bff349ef205cef1076e0354c8130680;p=git.git

diff --git a/diff-cache.c b/diff-cache.c
index ff310ab3..54691a94 100644
--- a/diff-cache.c
+++ b/diff-cache.c
@@ -2,12 +2,12 @@
 #include "diff.h"
 
 static int cached_only = 0;
-static int generate_patch = 0;
+static int diff_output_format = DIFF_FORMAT_HUMAN;
 static int match_nonexisting = 0;
-static int line_termination = '\n';
 static int detect_rename = 0;
 static int reverse_diff = 0;
 static int diff_score_opt = 0;
+static const char *pickaxe = NULL;
 
 /* A file entry went away or appeared */
 static void show_file(const char *prefix, struct cache_entry *ce, unsigned char *sha1, unsigned int mode)
@@ -70,7 +70,8 @@ static int show_modified(struct cache_entry *old,
 	}
 
 	oldmode = old->ce_mode;
-	if (mode == oldmode && !memcmp(sha1, old->sha1, 20))
+	if (mode == oldmode && !memcmp(sha1, old->sha1, 20) &&
+	    detect_rename < 2)
 		return 0;
 
 	mode = ntohl(mode);
@@ -153,7 +154,7 @@ static void mark_merge_entries(void)
 }
 
 static char *diff_cache_usage =
-"git-diff-cache [-p] [-r] [-z] [-m] [-M] [-R] [--cached] <tree-ish>";
+"git-diff-cache [-p] [-r] [-z] [-m] [-M] [-C] [-R] [-S<string>] [--cached] <tree-ish>";
 
 int main(int argc, char **argv)
 {
@@ -172,22 +173,31 @@ int main(int argc, char **argv)
 			continue;
 		}
 		if (!strcmp(arg, "-p")) {
-			generate_patch = 1;
+			diff_output_format = DIFF_FORMAT_PATCH;
 			continue;
 		}
 		if (!strncmp(arg, "-M", 2)) {
-			generate_patch = detect_rename = 1;
+			detect_rename = 1;
+			diff_score_opt = diff_scoreopt_parse(arg);
+			continue;
+		}
+		if (!strncmp(arg, "-C", 2)) {
+			detect_rename = 2;
 			diff_score_opt = diff_scoreopt_parse(arg);
 			continue;
 		}
 		if (!strcmp(arg, "-z")) {
-			line_termination = '\0';
+			diff_output_format = DIFF_FORMAT_MACHINE;
 			continue;
 		}
 		if (!strcmp(arg, "-R")) {
 			reverse_diff = 1;
 			continue;
 		}
+		if (!strcmp(arg, "-S")) {
+			pickaxe = arg + 2;
+			continue;
+		}
 		if (!strcmp(arg, "-m")) {
 			match_nonexisting = 1;
 			continue;
@@ -202,9 +212,7 @@ int main(int argc, char **argv)
 	if (argc != 2 || get_sha1(argv[1], tree_sha1))
 		usage(diff_cache_usage);
 
-	diff_setup(detect_rename, diff_score_opt, reverse_diff,
-		   (generate_patch ? -1 : line_termination),
-		   NULL, 0);
+	diff_setup(reverse_diff, diff_output_format);
 
 	mark_merge_entries();
 
@@ -215,6 +223,10 @@ int main(int argc, char **argv)
 		die("unable to read tree object %s", argv[1]);
 
 	ret = diff_cache(active_cache, active_nr);
-	diff_flush();
+	if (detect_rename)
+		diff_detect_rename(detect_rename, diff_score_opt);
+	if (pickaxe)
+		diff_pickaxe(pickaxe);
+	diff_flush(NULL, 0);
 	return ret;
 }