From a7e87d2485c08bd52dd3ec1e9215d70b7ddc0086 Mon Sep 17 00:00:00 2001
From: foobar <sniper@php.net>
Date: Sun, 27 Oct 2002 19:47:34 +0000
Subject: [PATCH] We have to require bison version <= 1.30 >= 1.75 since any
 versions between are broken..

---
 build/buildcheck.sh | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/build/buildcheck.sh b/build/buildcheck.sh
index d3f267c580..0fe90b01c3 100755
--- a/build/buildcheck.sh
+++ b/build/buildcheck.sh
@@ -16,7 +16,7 @@
 #  |          Sascha Schumann <sascha@schumann.cx>                        |
 #  +----------------------------------------------------------------------+
 #
-# $Id: buildcheck.sh,v 1.19 2002-07-21 13:09:07 sas Exp $ 
+# $Id: buildcheck.sh,v 1.20 2002-10-27 19:47:34 sniper Exp $ 
 #
 
 echo "buildconf: checking installation..."
@@ -70,6 +70,25 @@ else
 echo "buildconf: automake version $am_version (ok)"
 fi
 
+# Bison <= 1.30 or >= 1.75 required (1.35, 1.50 have some bugs)
+bison_version=`bison --version| grep 'GNU Bison' | cut -d ' ' -f 4`
+bison_version_clean=`echo $bison_version|sed -e 's/-p[0-9]*$//'`
+if test "$bison_version" = ""; then
+echo "buildconf: bison not found."
+echo "           You need bison version <= 1.30 >= 1.75 installed"
+echo "           to build PHP from CVS."
+exit 1
+fi
+IFS=.; set $bison_version_clean; IFS=' '
+if test "$1" = "1" -a "$2" -le "30" || test "$1" = "1" -a "$2" -ge "75"; then
+echo "buildconf: bison version $bison_version (ok)"
+else
+echo "buildconf: bison version $bison_version found."
+echo "           You need bison version <= 1.30 >= 1.75 installed"
+echo "           to build PHP from CVS."
+exit 1
+fi
+
 # libtool 1.4 or newer
 # Prefer glibtool over libtool for Mac OS X compatibility
 libtool=`which glibtool 2> /dev/null`
-- 
2.50.1