| #serial 14 |
| |
| # Copyright (C) 1996-1998, 2001-2004, 2009-2019 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], |
| [ |
| dnl We don't use AC_FUNC_ERROR_AT_LINE any more, because it is no longer |
| dnl maintained in Autoconf and because it invokes AC_LIBOBJ. |
| 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])]) |
| ]) |
| |
| # Prerequisites of lib/error.c. |
| AC_DEFUN([gl_PREREQ_ERROR], |
| [ |
| AC_REQUIRE([AC_FUNC_STRERROR_R]) |
| : |
| ]) |
