Make format_file_hash() static

diff --git a/ccache.c b/ccache.c
index 62dd485670179ff91b72904bad4449645c9e6171..5390d2f92f2e9e81d5a860625ea3ae2a0ba1bc26 100644 (file)
--- a/ccache.c
+++ b/ccache.c
@@ -260,7 +260,7 @@ static void failed(void)
        exit(1);
 }
 
-char *format_file_hash(struct file_hash *file_hash)
+static char *format_file_hash(struct file_hash *file_hash)
 {
        char *ret;
        int i;