X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fopenwrt.git;a=blobdiff_plain;f=toolchain%2FMakefile;h=a656a86b0d565eed63a933f8ebe2af26c82d9ca8;hp=21d2b6876e417a3ac016aa9cfd4df38319e64f24;hb=4081333084a4e52a125f678e905dbbcccb9e4bd0;hpb=e143bed1f19b55c5eac38d78a5c98f478fca88fc

diff --git a/toolchain/Makefile b/toolchain/Makefile
index 21d2b6876e..a656a86b0d 100644
--- a/toolchain/Makefile
+++ b/toolchain/Makefile
@@ -1,30 +1,91 @@
 # 
-# Copyright (C) 2007 OpenWrt.org
+# Copyright (C) 2007-2009 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
 #
 # Main makefile for the toolchain
 #
+# Steps:
+# 1) toolchain/binutils/install
+#    build & install binutils
+# 2) toolchain/gcc/minimal/install
+#    build & install a minimal gcc, needed for steps 3 & 4
+# 3) toolchain/kernel-headers/install
+#    install kernel headers, needed for step 4
+# 4) toolchain/libc/headers/install
+#    build & install libc headers & support files, needed for step 5
+# 5) toolchain/gcc/initial/install
+#    build & install an initial gcc, needed for step 6
+# 6) toolchain/libc/install
+#    build & install the final libc
+# 7) toolchain/gcc/final/install
+#    build & install the final gcc
+# 8) toolchain/libc/utils/install
+#    build & install libc utilities
+#
+# For musl, steps 2 and 4 are skipped, and step 3 is done after 5
+
+curdir:=toolchain
 
 # subdirectories to descend into
-toolchain/builddirs := kernel-headers $(if $(CONFIG_GDB),gdb) $(if $(CONFIG_NATIVE_TOOLCHAIN),,binutils gcc uClibc)
+$(curdir)/builddirs := $(if $(CONFIG_GDB),gdb) $(if $(CONFIG_INSIGHT),insight) $(if $(CONFIG_EXTERNAL_TOOLCHAIN),wrapper,kernel-headers binutils gcc/initial gcc/final $(LIBC) fortify-headers) $(if $(CONFIG_YASM),yasm)
+ifdef CONFIG_USE_UCLIBC
+  $(curdir)/builddirs += $(LIBC)/utils
+endif
 
 # builddir dependencies
-toolchain/uClibc/prepare:=toolchain/kernel-headers/prepare
-ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
-  toolchain/binutils/prepare:=toolchain/uClibc/prepare
-  toolchain/gcc/prepare:=toolchain/binutils/install
-  toolchain/uClibc/compile:=toolchain/gcc/compile
+ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
+  ifdef CONFIG_USE_MUSL
+    $(curdir)/kernel-headers/compile:=$(curdir)/gcc/initial/install
+    $(curdir)/$(LIBC)/compile:=$(curdir)/kernel-headers/install
+  else
+    $(curdir)/builddirs += $(LIBC)/headers gcc/minimal
+    $(curdir)/gcc/minimal/compile:=$(curdir)/binutils/install
+    $(curdir)/kernel-headers/compile:=$(curdir)/gcc/minimal/install
+    $(curdir)/gcc/initial/prepare:=$(curdir)/gcc/minimal/prepare
+    $(curdir)/$(LIBC)/prepare:=$(curdir)/$(LIBC)/headers/prepare
+    $(curdir)/$(LIBC)/headers/compile:=$(curdir)/kernel-headers/install
+    $(curdir)/gcc/initial/compile:=$(curdir)/$(LIBC)/headers/install
+  endif
+
+  $(curdir)/gcc/initial/compile+=$(curdir)/binutils/install
+  $(curdir)/gcc/final/prepare:=$(curdir)/gcc/initial/prepare
+  $(curdir)/$(LIBC)/compile:=$(curdir)/gcc/initial/install
+  $(curdir)/gcc/final/compile:=$(curdir)/$(LIBC)/install
+  $(curdir)/$(LIBC)/utils/compile:=$(curdir)/gcc/final/install
+  $(curdir)/$(LIBC)/utils/prepare:=$(curdir)/$(LIBC)/headers/prepare
+endif
+
+$(curdir)/builddirs-compile:=$($(curdir)/builddirs-prepare)
+$(curdir)/builddirs-install:=$($(curdir)/builddirs-compile)
+
+ifndef DUMP_TARGET_DB
+ifneq ($(ARCH),)
+  $(TOOLCHAIN_DIR)/info.mk: .config
+	@for dir in $(TOOLCHAIN_DIR); do ( \
+		$(if $(QUIET),,set -x;) \
+		mkdir -p "$$dir"; \
+		cd "$$dir"; \
+		ln -nsf lib lib64; \
+		ln -nsf lib lib32; \
+		mkdir -p stamp lib usr/include usr/lib ; \
+	); done
+	@grep GCC_VERSION $@ >/dev/null 2>&1 || $(INSTALL_DATA) $(TOPDIR)/toolchain/info.mk $@
+	@touch $@
+endif
 endif
-toolchain/gcc/install:=toolchain/uClibc/install
 
 # prerequisites for the individual targets
-toolchain/ := .config $(tools/stamp)
-toolchain//prepare = $(STAGING_DIR)/include-host/.done
-toolchain//compile = $(1)/prepare
-toolchain//install = $(1)/compile
+$(curdir)/ := .config prereq
+$(curdir)//prepare = $(STAGING_DIR)/.prepared $(TOOLCHAIN_DIR)/info.mk $(tools/stamp-install)
+$(curdir)//compile = $(1)/prepare
+$(curdir)//install = $(1)/compile
+
+ifndef DUMP_TARGET_DB
+$(TOOLCHAIN_DIR)/stamp/.gcc-initial_installed:
+endif
 
-$(eval $(call stampfile,toolchain,toolchain))
-$(eval $(call subdir,toolchain))
+$(eval $(call stampfile,$(curdir),toolchain,install,$(TOOLCHAIN_DIR)/stamp/.gcc-initial_installed,,$(TOOLCHAIN_DIR)))
+$(eval $(call subdir,$(curdir)))