only use --wildcards for gnu tar

SVN-Revision: 5022

openwrt/include/host.mk

@@ -22,3 +22,7 @@ $(TOPDIR)/.host.mk: $(INCLUDE_DIR)/host.mk
 			-e 's/cris.*/cris/' \
 			-e 's/i[3-9]86/i386/'`" >> $@
 	echo "GNU_HOST_NAME:=`$(HOSTCC) -dumpmachine`" >> $@
+	if tar --version 2>&1 | grep 'GNU' >/dev/null; then \
+		echo "TAR_OPTIONS+=--wildcards" >> $@; \
+	fi
+

openwrt/toolchain/kernel-headers/Makefile

@@ -29,9 +29,10 @@ LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
 	-e 's/armeb/arm/' \
 )
 
+
 define Build/Prepare
 	mkdir -p $(TOOLCHAIN_BUILD_DIR)
-	bzcat $(DL_DIR)/$(PKG_SOURCE) | tar --wildcards -C $(TOOLCHAIN_BUILD_DIR) $(TAR_OPTIONS) - \
+	bzcat $(DL_DIR)/$(PKG_SOURCE) | tar -C $(TOOLCHAIN_BUILD_DIR) $(TAR_OPTIONS) - \
 		linux-$(PKG_VERSION)/include \
 		linux-$(PKG_VERSION)/Makefile \
 		linux-$(PKG_VERSION)/Rules.make \