X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=ls-tree.c;h=d585b6fc13f4b980fa237067157de96e8e7ef601;hb=a325957062b19b49ad75569c59771787c83c350d;hp=598b729497370ef8a91477534759933d20c8a620;hpb=3c5e8468a93cdb427b4c4a129339e80e1813e5c0;p=git.git

diff --git a/ls-tree.c b/ls-tree.c
index 598b7294..d585b6fc 100644
--- a/ls-tree.c
+++ b/ls-tree.c
@@ -11,34 +11,85 @@
 static int line_termination = '\n';
 #define LS_RECURSIVE 1
 #define LS_TREE_ONLY 2
+#define LS_SHOW_TREES 4
+#define LS_NAME_ONLY 8
 static int ls_options = 0;
+const char **pathspec;
+static int chomp_prefix = 0;
+static const char *prefix;
 
 static const char ls_tree_usage[] =
-	"git-ls-tree [-d] [-r] [-z] <tree-ish> [path...]";
+	"git-ls-tree [-d] [-r] [-t] [-z] [--name-only] [--name-status] [--full-name] <tree-ish> [path...]";
 
-static int show_tree(unsigned char *sha1, const char *base, int baselen, const char *pathname, unsigned mode, int stage)
+static int show_recursive(const char *base, int baselen, const char *pathname)
+{
+	const char **s;
+
+	if (ls_options & LS_RECURSIVE)
+		return 1;
+
+	s = pathspec;
+	if (!s)
+		return 0;
+
+	for (;;) {
+		const char *spec = *s++;
+		int len, speclen;
+
+		if (!spec)
+			return 0;
+		if (strncmp(base, spec, baselen))
+			continue;
+		len = strlen(pathname);
+		spec += baselen;
+		speclen = strlen(spec);
+		if (speclen <= len)
+			continue;
+		if (memcmp(pathname, spec, len))
+			continue;
+		return 1;
+	}
+}
+
+static int show_tree(unsigned char *sha1, const char *base, int baselen,
+		     const char *pathname, unsigned mode, int stage)
 {
-	const char *type = "blob";
 	int retval = 0;
+	const char *type = "blob";
 
 	if (S_ISDIR(mode)) {
-		type = "tree";
-		if (ls_options & LS_RECURSIVE)
+		if (show_recursive(base, baselen, pathname)) {
 			retval = READ_TREE_RECURSIVE;
+			if (!(ls_options & LS_SHOW_TREES))
+				return retval;
+		}
+		type = "tree";
 	}
+	else if (ls_options & LS_TREE_ONLY)
+		return 0;
+
+	if (chomp_prefix &&
+	    (baselen < chomp_prefix || memcmp(prefix, base, chomp_prefix)))
+		return 0;
 
-	printf("%06o %s %s\t%.*s%s%c", mode, type, sha1_to_hex(sha1), baselen, base, pathname, line_termination);
+	if (!(ls_options & LS_NAME_ONLY))
+		printf("%06o %s %s\t", mode, type, sha1_to_hex(sha1));
+	write_name_quoted(base + chomp_prefix, baselen - chomp_prefix,
+			  pathname,
+			  line_termination, stdout);
+	putchar(line_termination);
 	return retval;
 }
 
 int main(int argc, const char **argv)
 {
-	const char **path, *prefix;
 	unsigned char sha1[20];
 	char *buf;
 	unsigned long size;
 
 	prefix = setup_git_directory();
+	if (prefix && *prefix)
+		chomp_prefix = strlen(prefix);
 	while (1 < argc && argv[1][0] == '-') {
 		switch (argv[1][1]) {
 		case 'z':
@@ -50,22 +101,40 @@ int main(int argc, const char **argv)
 		case 'd':
 			ls_options |= LS_TREE_ONLY;
 			break;
+		case 't':
+			ls_options |= LS_SHOW_TREES;
+			break;
+		case '-':
+			if (!strcmp(argv[1]+2, "name-only") ||
+			    !strcmp(argv[1]+2, "name-status")) {
+				ls_options |= LS_NAME_ONLY;
+				break;
+			}
+			if (!strcmp(argv[1]+2, "full-name")) {
+				chomp_prefix = 0;
+				break;
+			}
+			/* otherwise fallthru */
 		default:
 			usage(ls_tree_usage);
 		}
 		argc--; argv++;
 	}
+	/* -d -r should imply -t, but -d by itself should not have to. */
+	if ( (LS_TREE_ONLY|LS_RECURSIVE) ==
+	    ((LS_TREE_ONLY|LS_RECURSIVE) & ls_options))
+		ls_options |= LS_SHOW_TREES;
 
 	if (argc < 2)
 		usage(ls_tree_usage);
 	if (get_sha1(argv[1], sha1) < 0)
 		usage(ls_tree_usage);
 
-	path = get_pathspec(prefix, argv + 2);
+	pathspec = get_pathspec(prefix, argv + 2);
 	buf = read_object_with_reference(sha1, "tree", &size, NULL);
 	if (!buf)
 		die("not a tree object");
-	read_tree_recursive(buf, size, "", 0, 0, path, show_tree);
+	read_tree_recursive(buf, size, "", 0, 0, pathspec, show_tree);
 
 	return 0;
 }