+tools-y += m4 autoconf automake bison pkg-config sed mklibs
+tools-y += sstrip ipkg-utils genext2fs e2fsprogs mtd-utils mkimage
+tools-y += firmware-utils patch-cmdline quilt yaffs2 flock
+tools-$(CONFIG_TARGET_orion_generic) += wrt350nv2-builder upslug2
+tools-$(CONFIG_TARGET_x86) += qemu
+ifneq ($(CONFIG_TARGET_ar71xx),)
+tools-y += squashfs lzma-old
+endif
+tools-y += squashfs4 lzma
+tools-$(CONFIG_CCACHE) += ccache
+
+ifdef CONFIG_GCC_USE_GRAPHITE
+ ifeq ($(CONFIG_GCC_USE_SYSTEM_PPL_CLOOG),)
+ tools-y += ppl cloog
+ $(curdir)/cloog/compile := $(curdir)/ppl/install
+ endif
+endif
+
+# builddir dependencies
+$(curdir)/pkg-config/compile := $(curdir)/sed/install
+$(curdir)/squashfs/compile := $(curdir)/lzma-old/install
+$(curdir)/squashfs4/compile := $(curdir)/lzma/install
+$(curdir)/quilt/compile := $(curdir)/sed/install $(curdir)/autoconf/install
+$(curdir)/dtc/compile := $(curdir)/bison/install
+$(curdir)/autoconf/compile := $(curdir)/m4/install
+$(curdir)/automake/compile := $(curdir)/m4/install $(curdir)/autoconf/install
+$(curdir)/mpc/compile := $(curdir)/gmp/install
+$(curdir)/mpfr/compile := $(curdir)/gmp/install
+$(curdir)/mtd-utils/compile := $(curdir)/e2fsprogs/install
+$(curdir)/mkimage/compile := $(curdir)/sed/install
+$(curdir)/qemu/compile := $(curdir)/e2fsprogs/install
+$(curdir)/upslug2/compile := $(curdir)/automake/install
+
+$(curdir)/builddirs := $(tools-y) $(tools-dep) $(tools-)
+$(curdir)/builddirs-default := $(tools-y)