add genext2fs to build ext2 filesystem images

git-svn-id: svn://svn.openwrt.org/openwrt/branches/buildroot-ng/openwrt@4213 3c298f89-4303-0410-b956-a3cf2f4a3e73

include/image.mk

@@ -47,7 +47,7 @@ ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
   
   ifeq ($(CONFIG_TARGET_ROOTFS_EXT2FS),y)
     define Image/mkfs/ext2
-		genext2fs -q -b 4096 -I 1500 -d $(BUILD_DIR)/root/ $(KDIR)/root.ext2
+		$(STAGING_DIR)/bin/genext2fs -q -b 4096 -I 1500 -d $(BUILD_DIR)/root/ $(KDIR)/root.ext2
 		$(call Image/Build,ext2)
     endef
   endif

toolchain/Makefile

@@ -7,7 +7,7 @@
 # Main makefile for the toolchain
 #
 include $(TOPDIR)/rules.mk
-TARGETS-y:=sed kernel-headers sstrip binutils gcc uClibc ipkg-utils libnotimpl squashfs jffs2 lzma
+TARGETS-y:=sed kernel-headers sstrip binutils gcc uClibc ipkg-utils libnotimpl ext2fs squashfs jffs2 lzma
 TARGETS-$(CONFIG_GDB) += gdb
 
 TARGETS_DOWNLOAD:=$(patsubst %,%-download,$(TARGETS-y))

toolchain/ext2fs/Makefile

+# 
+# Copyright (C) 2006 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+# $Id$
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=genext2fs
+PKG_VERSION:=1.4rc1
+
+PKG_BUILD_DIR:=$(TOOL_BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION)
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_SOURCE_URL:=@SF/$(PKG_NAME)
+PKG_MD5SUM:=664431bf6737df1c265500e1f0b5d40c
+PKG_CAT:=zcat
+
+include $(INCLUDE_DIR)/host-build.mk
+
+define Build/Compile
+	$(MAKE) -C $(PKG_BUILD_DIR) all
+endef
+
+define Build/Install
+	install -m0755 $(PKG_BUILD_DIR)/genext2fs $(STAGING_DIR)/bin/
+endef
+
+$(eval $(call HostBuild))