# This file is part of the OpenADK project. OpenADK is copyrighted # material, please see the LICENCE file in the top-level directory. # # Steps to build toolchains # 1) build and install binutils # 2) build and install mpfr, mpc, libelf and gmp # 3) build and install minimal gcc c compiler # 4) install kernel-headers # 5) install libc headers # 6) build and install initial static gcc # 7) build and install full libc # 8) build and install full shared gcc # 9) rebuild and install full libc (in case of musl/uclibc) # 10) build and install gdb debugger include $(TOPDIR)/rules.mk TARGETS:=binutils gmp mpfr mpc libelf gcc ifeq ($(ADK_TARGET_LIB_GLIBC),y) TARGETS+=glibc LIBC:=glibc endif ifeq ($(ADK_TARGET_LIB_UCLIBC),y) TARGETS+=uClibc LIBC:=uClibc endif ifeq ($(ADK_TARGET_LIB_MUSL),y) TARGETS+=musl LIBC:=musl endif ifeq ($(ADK_TOOLCHAIN_GDB),y) TARGETS+=gdb endif DOWNLOAD:=kernel-headers-download $(patsubst %,%-download,$(TARGETS)) TARGETS_INSTALL:=$(patsubst %,%-install,$(TARGETS)) FIXUP:=$(patsubst %,%-fixup,$(LIBC)) TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS)) install: $(TARGETS_INSTALL) clean: $(TARGETS_CLEAN) download: $(DOWNLOAD) fixup: $(FIXUP) gcc-prepare: binutils-install gmp-install mpfr-install mpc-install libelf-install $(LIBC)-prepare: gcc-prepare kernel-headers-prepare gcc-configure: $(LIBC)-prepare $(LIBC)-compile: gcc-configure gcc-compile: $(LIBC)-install ifeq ($(ADK_TOOLCHAIN_GDB),y) $(LIBC)-fixup: gcc-install gdb-install else $(LIBC)-fixup: gcc-install endif $(STAGING_HOST_DIR): @mkdir -p $(STAGING_HOST_DIR)/lib @mkdir -p $(STAGING_HOST_DIR)/include @mkdir -p $(STAGING_HOST_DIR)/$(GNU_TARGET_NAME) @ln -sf ../lib $(STAGING_HOST_DIR)/$(GNU_TARGET_NAME)/lib %-download: $(TRACE) toolchain/$(patsubst %-download,%,$@)/download $(MAKE) -C $(patsubst %-download,%,$@) fetch %-prepare: $(STAGING_HOST_DIR) $(TRACE) toolchain/$(patsubst %-prepare,%,$@)/prepare @if test x"$(patsubst %-prepare,%,$@)" = x"$(LIBC)"; then \ $(MAKE) -C $(patsubst %-prepare,%,$@) prepare \ $(MAKE_TRACE); \ else \ $(MAKE) -C $(patsubst %-prepare,%,$@) prepare \ CC='$(CC_FOR_BUILD)' CFLAGS='$(CFLAGS_FOR_BUILD)' \ $(MAKE_TRACE); \ fi %-configure: %-prepare $(TRACE) toolchain/$(patsubst %-configure,%,$@)/configure @if test x"$(patsubst %-configure,%,$@)" = x"$(LIBC)"; then \ $(MAKE) -C $(patsubst %-configure,%,$@) configure \ $(MAKE_TRACE); \ else \ $(MAKE) -C $(patsubst %-configure,%,$@) configure \ CC='$(CC_FOR_BUILD)' CFLAGS='$(CFLAGS_FOR_BUILD)' \ $(MAKE_TRACE); \ fi %-compile: %-configure $(TRACE) toolchain/$(patsubst %-compile,%,$@)/compile @if test x"$(patsubst %-compile,%,$@)" = x"$(LIBC)"; then \ $(MAKE) -C $(patsubst %-compile,%,$@) compile \ $(MAKE_TRACE); \ else \ $(MAKE) -C $(patsubst %-compile,%,$@) compile \ CC='$(CC_FOR_BUILD)' CFLAGS='$(CFLAGS_FOR_BUILD)' \ $(MAKE_TRACE); \ fi %-install: %-compile $(TRACE) toolchain/$(patsubst %-install,%,$@)/install @if test x"$(patsubst %-install,%,$@)" = x"$(LIBC)"; then \ $(MAKE) -C $(patsubst %-install,%,$@) install \ $(MAKE_TRACE); \ else \ $(MAKE) -C $(patsubst %-install,%,$@) install \ CC='$(CC_FOR_BUILD)' CFLAGS='$(CFLAGS_FOR_BUILD)' \ $(MAKE_TRACE); \ fi %-fixup: %-install $(TRACE) toolchain/$(patsubst %-fixup,%,$@)/fixup @$(MAKE) -C $(patsubst %-fixup,%,$@) fixup $(MAKE_TRACE) %-clean: $(TRACE) toolchain/$(patsubst %-clean,%,$@)/clean @$(MAKE) -C $(patsubst %-clean,%,$@) clean $(MAKE_TRACE)