fix gdb compile
[openwrt/svn-archive/archive.git] / toolchain / Makefile
1 #
2 # Copyright (C) 2007-2008 OpenWrt.org
3 #
4 # This is free software, licensed under the GNU General Public License v2.
5 # See /LICENSE for more information.
6 #
7 # Main makefile for the toolchain
8 #
9 # Steps:
10 # 1) toolchain/binutils/install
11 # build & install binutils
12 # 2) toolchain/gcc/prepare
13 # build & install a minimal gcc, needed for steps 3 & 4
14 # 3) toolchain/kernel-headers/install
15 # install kernel headers, needed for step 4
16 # 4) toolchain/libc/prepare
17 # build & install libc headers & support files, needed for step 5
18 # 5) toolchain/gcc/compile
19 # build & install an initial gcc, needed for step 6
20 # 6) toolchain/libc/compile
21 # build & install the final libc
22 # 7) toolchain/gcc/install
23 # build & install the final gcc
24 # 8) toolchain/libc/install
25 # build & install libc utilities
26 #
27
28 curdir:=toolchain
29
30 # subdirectories to descend into
31 $(curdir)/builddirs := kernel-headers $(if $(CONFIG_GDB),gdb) $(if $(CONFIG_NATIVE_TOOLCHAIN),,binutils gcc $(LIBC) $(if $(CONFIG_GLIBC_PORTS),glibc-ports))
32 $(curdir)/builddirs-compile:=$($(curdir)/builddirs-prepare)
33 $(curdir)/builddirs-install:=$($(curdir)/builddirs-compile)
34
35 # builddir dependencies
36 $(curdir)/$(LIBC)/prepare:=$(curdir)/kernel-headers/install
37 ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
38 $(curdir)/gcc/prepare:=$(curdir)/binutils/install
39 $(curdir)/kernel-headers/install:=$(curdir)/gcc/prepare
40 $(curdir)/gcc/compile:=$(curdir)/$(LIBC)/prepare
41 $(curdir)/$(LIBC)/compile:=$(curdir)/gcc/compile
42 $(curdir)/gcc/install:=$(curdir)/$(LIBC)/compile
43 $(curdir)/$(LIBC)/install:=$(curdir)/gcc/install
44 ifneq ($(CONFIG_GLIBC_PORTS),)
45 $(curdir)/glibc/prepare:=$(curdir)/glibc-ports/prepare
46 endif
47 endif
48
49 ifneq ($(ARCH),)
50 $(TOOLCHAIN_DIR)/info.mk: .config
51 @for dir in $(TOOLCHAIN_DIR); do ( \
52 set -x; \
53 mkdir -p "$$dir"; \
54 cd "$$dir"; \
55 mkdir -p stamp lib usr/include usr/lib ; \
56 ); done
57 @grep GCC_VERSION $@ >/dev/null 2>&1 || $(INSTALL_DATA) $(TOPDIR)/toolchain/info.mk $@
58 @touch $@
59 endif
60
61 # prerequisites for the individual targets
62 $(curdir)/ := .config prereq
63 $(curdir)//prepare = $(STAGING_DIR)/.prepared $(TOOLCHAIN_DIR)/info.mk
64 $(curdir)//compile = $(1)/prepare
65 $(curdir)//install = $(1)/compile
66
67 $(TOOLCHAIN_DIR)/stamp/.gcc-initial_installed:
68
69 $(eval $(call stampfile,$(curdir),toolchain,install,$(TOOLCHAIN_DIR)/stamp/.gcc-initial_installed))
70 $(eval $(call subdir,$(curdir)))
71