| 1 | #serial 14 |
| 2 | |
| 3 | # Copyright (C) 1996-1998, 2001-2004, 2009-2019 Free Software Foundation, Inc. |
| 4 | # |
| 5 | # This file is free software; the Free Software Foundation |
| 6 | # gives unlimited permission to copy and/or distribute it, |
| 7 | # with or without modifications, as long as this notice is preserved. |
| 8 | |
| 9 | AC_DEFUN([gl_ERROR], |
| 10 | [ |
| 11 | dnl We don't use AC_FUNC_ERROR_AT_LINE any more, because it is no longer |
| 12 | dnl maintained in Autoconf and because it invokes AC_LIBOBJ. |
| 13 | AC_CACHE_CHECK([for error_at_line], [ac_cv_lib_error_at_line], |
| 14 | [AC_LINK_IFELSE( |
| 15 | [AC_LANG_PROGRAM( |
| 16 | [[#include <error.h>]], |
| 17 | [[error_at_line (0, 0, "", 0, "an error occurred");]])], |
| 18 | [ac_cv_lib_error_at_line=yes], |
| 19 | [ac_cv_lib_error_at_line=no])]) |
| 20 | ]) |
| 21 | |
| 22 | # Prerequisites of lib/error.c. |
| 23 | AC_DEFUN([gl_PREREQ_ERROR], |
| 24 | [ |
| 25 | AC_REQUIRE([AC_FUNC_STRERROR_R]) |
| 26 | : |
| 27 | ]) |