Adapt for use on MacOS X / Darwin, which has GNU libtool installed as

glibtool, and has a version of automake 1.6 which does not exhibit the
bug I've observed on other platforms.


git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@1720 d4fa192b-c00b-0410-8231-f00ffab90ce4

autogen.sh

@@ -3,22 +3,34 @@
 # $Id$
 #
 
-if [ -d /usr/local/gnu-autotools/bin ] ; then
-	PATH=/usr/local/gnu-autotools/bin:${PATH}
-	export PATH
-	FIX_BROKEN_FREEBSD_PORTS="-I /usr/local/share/aclocal"
-fi
+warn() {
+	echo "WARNING: $@" 1>&2
+}
+
+case `uname -s` in
+Darwin)
+	LIBTOOLIZE=glibtoolize
+	;;
+FreeBSD)
+	LIBTOOLIZE=libtoolize
+	if [ -d /usr/local/gnu-autotools/bin ] ; then
+		PATH=/usr/local/gnu-autotools/bin:${PATH}
+		export PATH
+		FIX_BROKEN_FREEBSD_PORTS="-I /usr/local/share/aclocal"
+	fi
+	;;
+Linux)
+	LIBTOOLIZE=libtoolize
+	;;
+esac
 
 automake_version=$(automake --version | tr ' ' '\n' | egrep '^[0-9]\.[0-9a-z.-]+')
 if [ -z "$automake_version" ] ; then
-    echo "unable to determine automake version"
-    exit 1
+    warn "unable to determine automake version"
 else
     case $automake_version in
 	0.*|1.[0-8]|1.[0-8][.-]*)
-	    echo "your version of automake ($automake_version) is too old;" \
-		"you need 1.9 or newer."
-	    exit 1
+	    warn "automake ($automake_version) detected; 1.9 or newer recommended"
 	    ;;
 	*)
 	    ;;
@@ -28,7 +40,7 @@ fi
 set -ex
 
 aclocal ${FIX_BROKEN_FREEBSD_PORTS}
-libtoolize --copy --force
+$LIBTOOLIZE --copy --force
 autoheader
 automake --add-missing --copy --foreign
 autoconf