*** empty log message ***

[gnulib.git] / lib / dirname.c

diff --git a/lib/dirname.c b/lib/dirname.c
index eddbe97..3487015 100644 (file)
--- a/lib/dirname.c
+++ b/lib/dirname.c
@@ -49,13 +49,15 @@ void *memrchr ();
 
 #define BACKSLASH_IS_PATH_SEPARATOR ISSLASH ('\\')
 
-/* Return the length of the directory part of PATH.
-   Set *RESULT to point to PATH or to `"."', as appropriate.  */
+/* Return the length of `dirname (PATH)' and set *RESULT
+   to point to PATH or to `"."', as appropriate.
+   Works properly even if there are trailing slashes
+   (by effectively ignoring them).  */
 size_t
 dir_name_r (const char *path, const char **result)
 {
   char *slash;
-  int length;                  /* Length of result, not including NUL.  */
+  size_t length;               /* Length of result, not including NUL.  */
 
   slash = strrchr (path, '/');
   if (BACKSLASH_IS_PATH_SEPARATOR)