* path.cc (readlink): Avoid calling strlen() twice.

2012-03-08 14:56:18 +00:00
parent 34903c1c25
commit efb1f061f1
2 changed files with 6 additions and 1 deletions
--- a/winsup/cygwin/path.cc
+++ b/winsup/cygwin/path.cc
@@ -2783,7 +2783,8 @@ readlink (const char *path, char *buf, size_t buflen)
      return -1;
    }

-  ssize_t len = MIN (buflen, strlen (pathbuf.get_win32 ()));
+  size_t pathbuf_len = strlen (pathbuf.get_win32 ());
+  ssize_t len = MIN (buflen, pathbuf_len);
  memcpy (buf, pathbuf.get_win32 (), len);

  /* errno set by symlink.check if error */