Merge branch 'jk/prefix-filename'

Code clean-up with minor bugfixes.

* jk/prefix-filename:
  bundle: use prefix_filename with bundle path
  prefix_filename: simplify windows #ifdef
  prefix_filename: return newly allocated string
  prefix_filename: drop length parameter
  prefix_filename: move docstring to header file
  hash-object: fix buffer reuse with --path in a subdirectory

1 files changed, 8 insertions, 3 deletions

diff --git a/setup.c b/setup.c
index 64f922a937..5c7946d2b4 100644
--- a/setup.c
+++ b/setup.c
@@ -135,6 +135,7 @@ int path_inside_repo(const char *prefix, const char *path)
 int check_filename(const char *prefix, const char *arg)
 {
 	const char *name;
+	char *to_free = NULL;
 	struct stat st;
 
 	if (starts_with(arg, ":/")) {
@@ -142,13 +143,17 @@ int check_filename(const char *prefix, const char *arg)
 			return 1;
 		name = arg + 2;
 	} else if (prefix)
-		name = prefix_filename(prefix, strlen(prefix), arg);
+		name = to_free = prefix_filename(prefix, arg);
 	else
 		name = arg;
-	if (!lstat(name, &st))
+	if (!lstat(name, &st)) {
+		free(to_free);
 		return 1; /* file exists */
-	if (errno == ENOENT || errno == ENOTDIR)
+	}
+	if (errno == ENOENT || errno == ENOTDIR) {
+		free(to_free);
 		return 0; /* file does not exist */
+	}
 	die_errno("failed to stat '%s'", arg);
 }