add missing check

24 years ago · baa54b3b80
1 changed files with 1 additions and 1 deletions
--- a/acinclude.m4
+++ b/acinclude.m4
@ -583,7 +583,7 @@ AC_DEFUN([PHP_MODULE_PTR],[
 ])
 
 AC_DEFUN([PHP_CONFIG_NICE],[
-  mv $1 $1.old
+  test -f $1 && mv $1 $1.old
  rm -f $1.old
  cat >$1<<EOF
 #! /bin/sh