-# getpagesize.m4 serial 1
-dnl Copyright (C) 2002 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
+# getpagesize.m4 serial 9
+dnl Copyright (C) 2002, 2004-2005, 2007, 2009-2013 Free Software Foundation,
+dnl 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.
-AC_DEFUN([gl_GETPAGESIZE],
+AC_DEFUN([gl_FUNC_GETPAGESIZE],
[
- dnl Prerequisites of lib/getpagesize.h.
- AC_CHECK_HEADERS_ONCE(unistd.h)
- AC_CHECK_HEADERS(OS.h)
- AC_CHECK_FUNCS(getpagesize)
+ AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
+ AC_REQUIRE([AC_CANONICAL_HOST])
+ AC_CHECK_FUNCS([getpagesize])
+ if test $ac_cv_func_getpagesize = no; then
+ HAVE_GETPAGESIZE=0
+ AC_CHECK_HEADERS([OS.h])
+ if test $ac_cv_header_OS_h = yes; then
+ HAVE_OS_H=1
+ fi
+ AC_CHECK_HEADERS([sys/param.h])
+ if test $ac_cv_header_sys_param_h = yes; then
+ HAVE_SYS_PARAM_H=1
+ fi
+ fi
+ case "$host_os" in
+ mingw*)
+ REPLACE_GETPAGESIZE=1
+ ;;
+ esac
+ dnl Also check whether it's declared.
+ dnl mingw has getpagesize() in libgcc.a but doesn't declare it.
+ AC_CHECK_DECL([getpagesize], , [HAVE_DECL_GETPAGESIZE=0])
])