-# putenv.m4 serial 12
-dnl Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+# putenv.m4 serial 16
+dnl Copyright (C) 2002-2010 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
dnl The putenv in libc on at least SunOS 4.1.4 does *not* do that.
AC_DEFUN([gl_FUNC_PUTENV],
-[AC_CACHE_CHECK([for SVID conformant putenv], jm_cv_func_svid_putenv,
- [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],[
+[
+ AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
+ AC_CACHE_CHECK([for putenv compatible with GNU and SVID],
+ [gl_cv_func_svid_putenv],
+ [AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],[[
/* Put it in env. */
if (putenv ("CONFTEST_putenv=val"))
return 1;
return 1;
return 0;
- ])],
- jm_cv_func_svid_putenv=yes,
- jm_cv_func_svid_putenv=no,
- dnl When crosscompiling, assume putenv is broken.
- jm_cv_func_svid_putenv=no)
- ])
- if test $jm_cv_func_svid_putenv = no; then
- AC_LIBOBJ(putenv)
- AC_DEFINE(putenv, rpl_putenv,
- [Define to rpl_putenv if the replacement function should be used.])
+ ]])],
+ gl_cv_func_svid_putenv=yes,
+ gl_cv_func_svid_putenv=no,
+ dnl When crosscompiling, assume putenv is broken.
+ gl_cv_func_svid_putenv=no)
+ ])
+ if test $gl_cv_func_svid_putenv = no; then
+ REPLACE_PUTENV=1
+ AC_LIBOBJ([putenv])
fi
])