+2016-09-16 Paul Eggert <eggert@cs.ucla.edu>
+
+ stdio: don't redefine __USE_MINGW_ANSI_STDIO
+ * m4/stdio_h.m4 (gl_STDIO_H): Don't define __USE_MINGW_ANSI_STDIO
+ if it is already defined. Apparently GNU Emacs relies on this. See:
+ http://lists.gnu.org/archive/html/emacs-devel/2016-09/msg00416.html
+
2016-09-15 Eric Blake <eblake@redhat.com>
sys_types: avoid glibc 2.25 warnings about major()
-# stdio_h.m4 serial 47
+# stdio_h.m4 serial 48
dnl Copyright (C) 2007-2016 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
AC_DEFUN([gl_STDIO_H],
[
- AC_DEFINE([__USE_MINGW_ANSI_STDIO], 1, [Use GNU style printf and scanf.])
+ AH_VERBATIM([MINGW_ANSI_STDIO],
+[/* Use GNU style printf and scanf. */
+#ifndef __USE_MINGW_ANSI_STDIO
+# undef __USE_MINGW_ANSI_STDIO
+#endif
+])
+ AC_DEFINE([__USE_MINGW_ANSI_STDIO])
AC_REQUIRE([gl_STDIO_H_DEFAULTS])
gl_NEXT_HEADERS([stdio.h])