bison: Convert to BBCLASSEXTEND

Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>

meta/packages/bison/bison-native_2.0.bb

@@ -1,18 +0,0 @@
-require bison_${PV}.bb
-PR = "r2"
-
-inherit native autotools
-
-do_stage() {
-	rm -f ${STAGING_BINDIR}/yacc
-	rm -f ${STAGING_BINDIR}/bison
-	install -m 0755 src/bison ${STAGING_BINDIR}/
-	cat >${STAGING_BINDIR}/yacc <<EOF
-#!/bin/sh
-exec ${STAGING_BINDIR}/bison -y "\$@"
-EOF
-	chmod a+rx ${STAGING_BINDIR}/yacc
-	install -d ${STAGING_DATADIR}/bison/m4sugar
-	install -m 0755 data/c.m4 data/glr.c data/lalr1.cc data/yacc.c ${STAGING_DATADIR}/bison/
-	install -m 0755 data/m4sugar/m4sugar.m4 ${STAGING_DATADIR}/bison/m4sugar/
-}

meta/packages/bison/bison_2.0.bb

@@ -7,4 +7,8 @@ PRIORITY = "optional"
 SRC_URI = "${GNU_MIRROR}/bison/bison-${PV}.tar.gz \
 	   file://m4.patch;patch=1"
 
+PR = "r3"
+
 inherit autotools
+
+BBCLASSEXTEND = "native"