build system cleanup/restructuring as described in http://lists.openwrt.org/pipermail...
[openwrt/svn-archive/archive.git] / toolchain / gcc / Makefile
1 # Makefile for to build a gcc/uClibc toolchain
2 #
3 # Copyright (C) 2002-2003 Erik Andersen <andersen@uclibc.org>
4 # Copyright (C) 2004 Manuel Novoa III <mjn3@uclibc.org>
5 # Copyright (C) 2005-2006 Felix Fietkau <nbd@openwrt.org>
6 #
7 # This program is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 2 of the License, or
10 # (at your option) any later version.
11 #
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 # General Public License for more details.
16 #
17 # You should have received a copy of the GNU General Public License
18 # along with this program; if not, write to the Free Software
19 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20
21 include $(TOPDIR)/rules.mk
22
23 PKG_NAME:=gcc
24 PKG_VERSION:=$(strip $(subst ",, $(CONFIG_GCC_VERSION)))#"))
25
26 PATCH_DIR=./patches/$(PKG_VERSION)
27 PKG_SOURCE_URL:=ftp://ftp.fu-berlin.de/unix/languages/gcc/releases/gcc-$(PKG_VERSION) \
28 http://mirrors.rcn.net/pub/sourceware/gcc/releases/gcc-$(PKG_VERSION) \
29 ftp://ftp.gnu.org/gnu/gcc/releases/gcc-$(PKG_VERSION)
30 PKG_SOURCE:=gcc-$(PKG_VERSION).tar.bz2
31 STAGING_DIR_HOST:=$(TOOLCHAIN_DIR)
32 BUILD_DIR_HOST:=$(BUILD_DIR_TOOLCHAIN)
33
34 include $(INCLUDE_DIR)/host-build.mk
35
36 STAMP_BUILT:=$(TOOLCHAIN_DIR)/stamp/.gcc-initial_installed
37 BUILD_DIR1:=$(BUILD_DIR_HOST)/gcc-$(PKG_VERSION)-initial
38 BUILD_DIR2:=$(BUILD_DIR_HOST)/gcc-$(PKG_VERSION)-final
39
40 SEP:=,
41 TARGET_LANGUAGES:="c$(if $(CONFIG_INSTALL_LIBSTDCPP),$(SEP)c++)$(if $(CONFIG_INSTALL_LIBGCJ),$(SEP)java)"
42
43 define Stage1/Configure
44 $(SED) 's,TARGET_CROSS=.*,TARGET_CROSS=$(REAL_GNU_TARGET_NAME)-,' $(TOOLCHAIN_DIR)/info.mk
45 $(SED) 's,GCC_VERSION=.*,GCC_VERSION=$(PKG_VERSION),' $(TOOLCHAIN_DIR)/info.mk
46 mkdir -p $(BUILD_DIR1)
47 (cd $(BUILD_DIR1); rm -f config.cache; \
48 SHELL="$(BASH)" \
49 $(PKG_BUILD_DIR)/configure \
50 --prefix=$(TOOLCHAIN_DIR) \
51 --build=$(GNU_HOST_NAME) \
52 --host=$(GNU_HOST_NAME) \
53 --target=$(REAL_GNU_TARGET_NAME) \
54 --enable-languages=c \
55 --disable-shared \
56 --with-sysroot=$(BUILD_DIR_HOST)/uClibc_dev/ \
57 --disable-__cxa_atexit \
58 --enable-target-optspace \
59 --with-gnu-ld \
60 --disable-nls \
61 --disable-libmudflap \
62 );
63 endef
64 define Stage1/Compile
65 export SHELL="$(BASH)"; $(MAKE) -C $(BUILD_DIR1) all-gcc
66 endef
67 define Stage1/Install
68 export SHELL="$(BASH)"; $(MAKE) -C $(BUILD_DIR1) install-gcc
69 endef
70
71 define Stage2/Configure
72 mkdir -p $(BUILD_DIR2)
73 # Important! Required for limits.h to be fixed.
74 rm -rf $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include
75 ln -sf ../include $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/sys-include
76 rm -rf $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/lib
77 ln -sf ../lib $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME)/lib
78 (cd $(BUILD_DIR2); rm -f config.cache; \
79 SHELL="$(BASH)" \
80 $(PKG_BUILD_DIR)/configure \
81 --prefix=$(TOOLCHAIN_DIR) \
82 --build=$(GNU_HOST_NAME) \
83 --host=$(GNU_HOST_NAME) \
84 --target=$(REAL_GNU_TARGET_NAME) \
85 --enable-languages=$(TARGET_LANGUAGES) \
86 --enable-shared \
87 --disable-__cxa_atexit \
88 --enable-target-optspace \
89 --with-gnu-ld \
90 --disable-nls \
91 --disable-libmudflap \
92 );
93 endef
94
95 define Stage2/Compile
96 $(MAKE) -C $(BUILD_DIR2) \
97 SHELL="$(BASH)" \
98 all
99 endef
100
101 define Stage2/Install
102 $(MAKE) -C $(BUILD_DIR2) \
103 SHELL="$(BASH)" \
104 install
105 # Set up the symlinks to enable lying about target name.
106 set -e; \
107 (cd $(TOOLCHAIN_DIR); \
108 ln -sf $(REAL_GNU_TARGET_NAME) $(GNU_TARGET_NAME); \
109 cd bin; \
110 for app in $(REAL_GNU_TARGET_NAME)-* ; do \
111 ln -sf $$$${app} \
112 $(GNU_TARGET_NAME)$$$${app##$(REAL_GNU_TARGET_NAME)}; \
113 done; \
114 );
115 endef
116
117 define Build/Prepare
118 $(call Build/Prepare/Default)
119 $(SED) 's,\(version_string.. = "[0-9\.]*\).*\(";\),\1 (OpenWrt-2.0)\2,' $(PKG_BUILD_DIR)/gcc/version.c
120 $(SED) 's,\(bug_report_url.. = "\).*\(";\),\1<URL:https://dev.openwrt.org/>\2,' $(PKG_BUILD_DIR)/gcc/version.c
121 (cd $(PKG_BUILD_DIR)/libstdc++-v3; autoconf;);
122 $(SED) 's,gcc_no_link=yes,gcc_no_link=no,' $(PKG_BUILD_DIR)/libstdc++-v3/configure
123 endef
124
125 define Build/Configure
126 $(call Stage1/Configure)
127 endef
128
129 define Build/Compile
130 $(call Stage1/Compile)
131 $(if $(wildcard $(TOOLCHAIN_DIR)/bin/$(GNU_TARGET_NAME)-gcc),,$(call Stage1/Install))
132 endef
133
134 define Build/Install
135 $(call Stage2/Configure)
136 $(call Stage2/Compile)
137 $(call Stage2/Install)
138 endef
139
140 define Build/Clean
141 rm -rf \
142 $(PKG_BUILD_DIR) \
143 $(BUILD_DIR1) \
144 $(BUILD_DIR2) \
145 $(TOOLCHAIN_DIR)/$(REAL_GNU_TARGET_NAME) \
146 $(TOOLCHAIN_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gc* \
147 $(TOOLCHAIN_DIR)/bin/$(REAL_GNU_TARGET_NAME)-c*
148 endef
149
150 $(eval $(call HostBuild))