Re: git-ls-files -o no recurse?

[Darrin Thompson <darrint@progeny.com>]

Here's a rejiggered version of the original Linus patch. The names have
been changed a little.

Enjoy.

It prevents git from recursing into "other" directories when used with
the -o option.

---

 ls-files.c |   22 ++++++++++++++++++++++
 1 files changed, 22 insertions(+), 0 deletions(-)

applies-to: 4e7e791ecc24975530de1f2855cf5f17f112140b
741ec8ad5b7f3717bb462c2becfd00974da7ec16
diff --git a/ls-files.c b/ls-files.c
index 5e9ac71..cba8ca1 100644
--- a/ls-files.c
+++ b/ls-files.c
@@ -19,6 +19,7 @@ static int show_stage = 0;
 static int show_unmerged = 0;
 static int show_modified = 0;
 static int show_killed = 0;
+static int show_other_directories = 0;
 static int line_terminator = '\n';
 
 static int prefix_len = 0, prefix_offset = 0;
@@ -233,6 +234,19 @@ static void add_name(const char *pathnam
 	dir[nr_dir++] = ent;
 }
 
+static int dir_exists(const char *dirname, int len)
+{
+	int pos = cache_name_pos(dirname, len);
+	if (pos >= 0)
+		return 1;
+	pos = -pos-1;
+	if (pos >= active_nr)
+		return 0;
+	if (strncmp(active_cache[pos]->name, dirname, len))
+		return 0;
+	return active_cache[pos]->name[len] == '/';
+}
+
 /*
  * Read a directory tree. We currently ignore anything but
  * directories, regular files and symlinks. That's because git
@@ -280,6 +294,10 @@ static void read_directory(const char *p
 					continue;
 				/* fallthrough */
 			case DT_DIR:
+				if (show_other_directories) {
+					if (!dir_exists(fullname, baselen + len))
+						break;
+				}
 				memcpy(fullname + baselen + len, "/", 2);
 				read_directory(fullname, fullname,
 					       baselen + len + 1);
@@ -622,6 +640,10 @@ int main(int argc, const char **argv)
 			show_killed = 1;
 			continue;
 		}
+		if (!strcmp(arg, "--directory")) {
+			show_other_directories = 1;
+			continue;
+		}
 		if (!strcmp(arg, "-u") || !strcmp(arg, "--unmerged")) {
 			/* There's no point in showing unmerged unless
 			 * you also show the stage information.
---
0.99.9i