X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=diff-files.c;h=4e0a306ef580036beb21c24bb8b520563b35c172;hb=60896c7bfed67f1c7364595213ef9239642f83c5;hp=414b36ec909fbded2972cbb08ac6c1e307058f23;hpb=57fe64a40d95dd99d798c6d7c81c1a76d24a8e7c;p=git.git

diff --git a/diff-files.c b/diff-files.c
index 414b36ec..4e0a306e 100644
--- a/diff-files.c
+++ b/diff-files.c
@@ -7,30 +7,15 @@
 #include "diff.h"
 
 static const char *diff_files_usage =
-"git-diff-files [-p] [-q] [-r] [-z] [-M] [-R] [paths...]";
+"git-diff-files [-p] [-q] [-r] [-z] [-M] [-C] [-R] [-S<string>] [paths...]";
 
-static int generate_patch = 0;
-static int line_termination = '\n';
+static int diff_output_format = DIFF_FORMAT_HUMAN;
 static int detect_rename = 0;
 static int reverse_diff = 0;
 static int diff_score_opt = 0;
+static const char *pickaxe = NULL;
 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 +33,7 @@ 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();
@@ -56,7 +41,7 @@ int main(int argc, char **argv)
 
 	while (1 < argc && argv[1][0] == '-') {
 		if (!strcmp(argv[1], "-p"))
-			generate_patch = 1;
+			diff_output_format = DIFF_FORMAT_PATCH;
 		else if (!strcmp(argv[1], "-q"))
 			silent = 1;
 		else if (!strcmp(argv[1], "-r"))
@@ -64,12 +49,18 @@ int main(int argc, char **argv)
 		else if (!strcmp(argv[1], "-s"))
 			; /* no-op */
 		else if (!strcmp(argv[1], "-z"))
-			line_termination = 0;
+			diff_output_format = DIFF_FORMAT_MACHINE;
 		else if (!strcmp(argv[1], "-R"))
 			reverse_diff = 1;
+		else if (!strcmp(argv[1], "-S"))
+			pickaxe = argv[1] + 2;
 		else if (!strncmp(argv[1], "-M", 2)) {
 			diff_score_opt = diff_scoreopt_parse(argv[1]);
-			detect_rename = generate_patch = 1;
+			detect_rename = DIFF_DETECT_RENAME;
+		}
+		else if (!strncmp(argv[1], "-C", 2)) {
+			diff_score_opt = diff_scoreopt_parse(argv[1]);
+			detect_rename = DIFF_DETECT_COPY;
 		}
 		else
 			usage(diff_files_usage);
@@ -84,9 +75,7 @@ int main(int argc, char **argv)
 		exit(1);
 	}
 
-	diff_setup(detect_rename, diff_score_opt, reverse_diff,
-		   (generate_patch ? -1 : line_termination),
-		   0, 0);
+	diff_setup(reverse_diff);
 
 	for (i = 0; i < entries; i++) {
 		struct stat st;
@@ -94,10 +83,6 @@ 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 &&
@@ -108,7 +93,7 @@ int main(int argc, char **argv)
 		}
 
 		if (lstat(ce->name, &st) < 0) {
-			if (errno != ENOENT) {
+			if (errno != ENOENT && errno != ENOTDIR) {
 				perror(ce->name);
 				continue;
 			}
@@ -118,7 +103,7 @@ int main(int argc, char **argv)
 			continue;
 		}
 		changed = ce_match_stat(ce, &st);
-		if (!changed)
+		if (!changed && detect_rename < DIFF_DETECT_COPY)
 			continue;
 
 		oldmode = ntohl(ce->ce_mode);
@@ -128,6 +113,13 @@ int main(int argc, char **argv)
 		show_modified(oldmode, mode, ce->sha1, null_sha1,
 			      ce->name);
 	}
-	diff_flush();
+	if (detect_rename)
+		diffcore_rename(detect_rename, diff_score_opt);
+	diffcore_prune();
+	if (pickaxe)
+		diffcore_pickaxe(pickaxe);
+	if (1 < argc)
+		diffcore_pathspec(argv + 1);
+	diff_flush(diff_output_format);
 	return 0;
 }