# HG changeset patch
# User Mario de Sousa <msousa@fe.up.pt>
# Date 1346273553 -3600
# Node ID e7ac0fe9a287e4d953c657d8b51a4aac39523937
# Parent  1cc0e1ca2aad746ad9dad941453cfb8b3994dcbc# Parent  2ca07e3b08d6ec4f40bb026f2e5ce03c8d082bc8
Merge.

diff -r 1cc0e1ca2aad -r e7ac0fe9a287 configure.ac
--- a/configure.ac	Wed Aug 29 19:38:15 2012 +0100
+++ b/configure.ac	Wed Aug 29 21:52:33 2012 +0100
@@ -28,7 +28,8 @@
 AC_PROG_AWK
 
 # Check bison version, we need a version great or equal than 2.4 to build matiec.
-[[[ $(bison --version) =~ ([0-9][.][0-9]*) ]]] && version_bison="${BASH_REMATCH[[1]]}"
+version_bison="$(bison --version | sed q | cut -d' ' -f4)"
+version_bison=${version_bison:0:3}
 
 AS_IF([awk -v ver="$version_bison" 'BEGIN { if (ver < 2.4) exit 1; }'],
 	[have_bison_correct=yes], [have_bison_correct=no])