1dnl @synopsis XIPH_GCC_VERSION 2dnl 3dnl Find the version of gcc. 4dnl @version 1.0 Nov 05 2007 5dnl @version 1.1 Mar 10 2013 6dnl @author Erik de Castro Lopo <erikd AT mega-nerd DOT com> 7dnl 8dnl Permission to use, copy, modify, distribute, and sell this file for any 9dnl purpose is hereby granted without fee, provided that the above copyright 10dnl and this permission notice appear in all copies. No representations are 11dnl made about the suitability of this software for any purpose. It is 12dnl provided "as is" without express or implied warranty. 13dnl 14 15AC_DEFUN([XIPH_GCC_VERSION], 16[ 17if test "x$ac_cv_c_compiler_gnu" = "xyes" ; then 18 19 AC_MSG_CHECKING([for version of $CC]) 20 GCC_VERSION=`$CC -dumpversion` 21 AC_MSG_RESULT($GCC_VERSION) 22 23 GCC_MAJOR_VERSION=`echo $GCC_VERSION | cut -d. -f 1` 24 GCC_MINOR_VERSION=`echo $GCC_VERSION | cut -d. -f 2` 25else 26 GCC_MAJOR_VERSION=0 27 GCC_MINOR_VERSION=0 28 fi 29 30AC_SUBST(GCC_VERSION) 31AC_SUBST(GCC_MAJOR_VERSION) 32AC_SUBST(GCC_MINOR_VERSION) 33 34])# XIPH_GCC_VERSION 35