# Configure a replacement for <sys/file.h>.
+# serial 3
-# Copyright (C) 2008, 2009 Free Software Foundation, Inc.
+# Copyright (C) 2008, 2009, 2010 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.
AC_CHECK_FUNCS_ONCE([flock])
gl_CHECK_NEXT_HEADERS([sys/file.h])
- SYS_FILE_H='sys/file.h'
- AC_SUBST([SYS_FILE_H])
AC_CHECK_HEADERS_ONCE([sys/file.h])
if test $ac_cv_header_sys_file_h = yes; then
HAVE_SYS_FILE_H=0
fi
AC_SUBST([HAVE_SYS_FILE_H])
+
+ dnl Check for declarations of anything we want to poison if the
+ dnl corresponding gnulib module is not in use.
+ gl_WARN_ON_USE_PREPARE([[#include <sys/file.h>
+ ]], [flock])
])
AC_DEFUN([gl_HEADER_SYS_FILE_MODULE_INDICATOR],