1 files changed, 13 insertions, 25 deletions

diff --git a/builtin-ls-files.c b/builtin-ls-files.c
index 171d449048..7f60709830 100644
--- a/builtin-ls-files.c
+++ b/builtin-ls-files.c
@@ -84,8 +84,7 @@ static void show_dir_entry(const char *tag, struct dir_entry *ent)
 		return;
 
 	fputs(tag, stdout);
-	write_name_quoted("", 0, ent->name + offset, line_terminator, stdout);
-	putchar(line_terminator);
+	write_name_quoted(ent->name + offset, stdout, line_terminator);
 }
 
 static void show_other_files(struct dir_struct *dir)
@@ -208,21 +207,15 @@ static void show_ce_entry(const char *tag, struct cache_entry *ce)
 
 	if (!show_stage) {
 		fputs(tag, stdout);
-		write_name_quoted("", 0, ce->name + offset,
-				  line_terminator, stdout);
-		putchar(line_terminator);
-	}
-	else {
+	} else {
 		printf("%s%06o %s %d\t",
 		       tag,
 		       ntohl(ce->ce_mode),
 		       abbrev ? find_unique_abbrev(ce->sha1,abbrev)
 				: sha1_to_hex(ce->sha1),
 		       ce_stage(ce));
-		write_name_quoted("", 0, ce->name + offset,
-				  line_terminator, stdout);
-		putchar(line_terminator);
 	}
+	write_name_quoted(ce->name + offset, stdout, line_terminator);
 }
 
 static void show_files(struct dir_struct *dir, const char *prefix)
@@ -300,7 +293,6 @@ static void prune_cache(const char *prefix)
 static const char *verify_pathspec(const char *prefix)
 {
 	const char **p, *n, *prev;
-	char *real_prefix;
 	unsigned long max;
 
 	prev = NULL;
@@ -327,14 +319,8 @@ static const char *verify_pathspec(const char *prefix)
 	if (prefix_offset > max || memcmp(prev, prefix, prefix_offset))
 		die("git-ls-files: cannot generate relative filenames containing '..'");
 
-	real_prefix = NULL;
 	prefix_len = max;
-	if (max) {
-		real_prefix = xmalloc(max + 1);
-		memcpy(real_prefix, prev, max);
-		real_prefix[max] = 0;
-	}
-	return real_prefix;
+	return max ? xmemdupz(prev, max) : NULL;
 }
 
 /*
@@ -401,8 +387,8 @@ static void overlay_tree(const char *tree_name, const char *prefix)
 static const char ls_files_usage[] =
 	"git-ls-files [-z] [-t] [-v] (--[cached|deleted|others|stage|unmerged|killed|modified])* "
 	"[ --ignored ] [--exclude=<pattern>] [--exclude-from=<file>] "
-	"[ --exclude-per-directory=<filename> ] [--full-name] [--abbrev] "
-	"[--] [<file>]*";
+	"[ --exclude-per-directory=<filename> ] [--exclude-standard] "
+	"[--full-name] [--abbrev] [--] [<file>]*";
 
 int cmd_ls_files(int argc, const char **argv, const char *prefix)
 {
@@ -510,6 +496,11 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix)
 			dir.exclude_per_dir = arg + 24;
 			continue;
 		}
+		if (!strcmp(arg, "--exclude-standard")) {
+			exc_given = 1;
+			setup_standard_excludes(&dir);
+			continue;
+		}
 		if (!strcmp(arg, "--full-name")) {
 			prefix_offset = 0;
 			continue;
@@ -539,11 +530,8 @@ int cmd_ls_files(int argc, const char **argv, const char *prefix)
 		break;
 	}
 
-	if (require_work_tree && !is_inside_work_tree()) {
-		const char *work_tree = get_git_work_tree();
-		if (!work_tree || chdir(work_tree))
-			die("This operation must be run in a work tree");
-	}
+	if (require_work_tree && !is_inside_work_tree())
+		setup_work_tree();
 
 	pathspec = get_pathspec(prefix, argv + i);