doc: use ASCII in .texi files where UTF-8 isn't needed

[gnulib.git] / m4 / unlink-busy.m4

diff --git a/m4/unlink-busy.m4 b/m4/unlink-busy.m4
index 15fdc7c..c45648d 100644 (file)
--- a/m4/unlink-busy.m4
+++ b/m4/unlink-busy.m4
@@ -1,10 +1,10 @@
-#serial 11
+#serial 12

 
 dnl From J. David Anglin.
 
 dnl HPUX and other systems can't unlink shared text that is being executed.
 
 
 dnl From J. David Anglin.
 
 dnl HPUX and other systems can't unlink shared text that is being executed.
 

-# Copyright (C) 2000-2001, 2004, 2007, 2009-2010 Free Software Foundation, Inc.
+# Copyright (C) 2000-2001, 2004, 2007, 2009-2014 Free Software Foundation, Inc.

 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.
 # This file is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
 # with or without modifications, as long as this notice is preserved.


@@ -20,7 +20,12 @@ AC_DEFUN([gl_FUNC_UNLINK_BUSY_TEXT],
             int
             main (int argc, char **argv)
             {
             int
             main (int argc, char **argv)
             {

-              return !argc || unlink (argv[0]) != 0;
+              int result = 0;
+              if (argc == 0)
+                result |= 1;
+              else if (unlink (argv[0]) != 0)
+                result |= 2;
+              return result;

             }]])],
       gl_cv_func_unlink_busy_text=yes,
       gl_cv_func_unlink_busy_text=no,
             }]])],
       gl_cv_func_unlink_busy_text=yes,
       gl_cv_func_unlink_busy_text=no,