| dnl Copyright (c) 2014 Oracle and/or its affiliates. All Rights Reserved. |
| dnl |
| dnl This program is free software; you can redistribute it and/or |
| dnl modify it under the terms of the GNU General Public License as |
| dnl published by the Free Software Foundation; either version 2 of |
| dnl the License, or (at your option) any later version. |
| dnl |
| dnl This program is distributed in the hope that it would be useful, |
| dnl but WITHOUT ANY WARRANTY; without even the implied warranty of |
| dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| dnl GNU General Public License for more details. |
| dnl |
| dnl You should have received a copy of the GNU General Public License |
| dnl along with this program; if not, write the Free Software Foundation, |
| dnl Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| dnl |
| dnl Author: Alexey Kodanev <alexey.kodanev@oracle.com> |
| dnl |
| |
| AC_DEFUN([LTP_CHECK_CC_WARN_OLDSTYLE],[dnl |
| |
| wflag="-Wold-style-definition" |
| AC_MSG_CHECKING([if $CC supports $wflag]) |
| |
| backup_cflags="$CFLAGS" |
| CFLAGS="$CFLAGS $wflag" |
| |
| AC_LINK_IFELSE( |
| [AC_LANG_PROGRAM([])], |
| [GCC_WARN_OLDSTYLE="$wflag"] |
| [AC_MSG_RESULT([yes])], |
| [AC_MSG_RESULT([no])] |
| ) |
| |
| AC_SUBST(GCC_WARN_OLDSTYLE) |
| CFLAGS="$backup_cflags" |
| |
| ]) |