#serial 13

# Copyright (C) 1996-1998, 2001-2004, 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_DEFUN([gl_ERROR],

[

AC_FUNC_ERROR_AT_LINE

dnl Note: AC_FUNC_ERROR_AT_LINE does AC_LIBSOURCES([error.h, error.c]).

gl_PREREQ_ERROR

])

# Redefine AC_FUNC_ERROR_AT_LINE, because it is no longer maintained in

# Autoconf.

AC_DEFUN([AC_FUNC_ERROR_AT_LINE],

[

AC_LIBSOURCES([error.h, error.c])dnl

AC_CACHE_CHECK([for error_at_line], [ac_cv_lib_error_at_line],

[AC_LINK_IFELSE(

[AC_LANG_PROGRAM(

[[#include <error.h>]],

[[error_at_line (0, 0, "", 0, "an error occurred");]])],

[ac_cv_lib_error_at_line=yes],

[ac_cv_lib_error_at_line=no])])

if test $ac_cv_lib_error_at_line = no; then

AC_LIBOBJ([error])

fi

])

# Prerequisites of lib/error.c.

AC_DEFUN([gl_PREREQ_ERROR],

[

AC_REQUIRE([AC_FUNC_STRERROR_R])

AC_REQUIRE([AC_C_INLINE])

:

])