133 lines
3.2 KiB
Makefile
133 lines
3.2 KiB
Makefile
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OUTPUT = $(PWD)/output
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BINUTILS_SRCDIR = BINUTILS_SRCDIR_not_set
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GCC_SRCDIR = GCC_SRCDIR_not_set
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MUSL_SRCDIR = MUSL_SRCDIR_not_set
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COMMON_CONFIG =
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GCC_CONFIG = $(COMMON_CONFIG)
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TOOLCHAIN_CONFIG = $(GCC_CONFIG)
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XGCC_DIR = ../obj_toolchain/gcc
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XGCC = $(XGCC_DIR)/xgcc -B $(XGCC_DIR)
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MUSL_CONFIG = CC="$(XGCC)" LIBCC="../obj_toolchain/$(TARGET)/libgcc/libgcc.a" --prefix=
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-include config.mak
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FULL_TOOLCHAIN_CONFIG = $(TOOLCHAIN_CONFIG) \
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--disable-werror \
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--target=$(TARGET) --prefix= \
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--with-sysroot=/$(TARGET) \
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--with-build-sysroot='$$(LC_ROOT)/obj_sysroot' \
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--enable-tls \
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--disable-libmudflap --disable-libsanitizer
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MUSL_VARS = AR=../obj_toolchain/binutils/ar RANLIB=../obj_toolchain/binutils/ranlib
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ifeq ($(TARGET),)
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all:
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@echo TARGET must be set.
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@exit 1
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install: all
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else
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all: musl toolchain
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install: install-musl install-toolchain
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musl: obj_musl/.lc_built
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toolchain: obj_toolchain/.lc_built
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.PHONY: all musl toolchain install-musl install-toolchain clean
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src_binutils: | $(BINUTILS_SRCDIR)
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ln -sf $(BINUTILS_SRCDIR) $@
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src_gcc: | $(GCC_SRCDIR)
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ln -sf $(GCC_SRCDIR) $@
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src_musl: | $(MUSL_SRCDIR)
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ln -sf $(MUSL_SRCDIR) $@
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src_gmp: | $(GMP_SRCDIR)
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ln -sf "$(GMP_SRCDIR)" $@
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src_mpc: | $(MPC_SRCDIR)
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ln -sf "$(MPC_SRCDIR)" $@
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src_mpfr: | $(GMP_SRCDIR)
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ln -sf "$(MPFR_SRCDIR)" $@
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src_toolchain: src_binutils src_gcc src_gmp src_mpc src_mpfr
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rm -rf $@ $@.tmp
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mkdir $@.tmp
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cd $@.tmp && ln -sf ../src_binutils/* .
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cd $@.tmp && ln -sf ../src_gcc/* .
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cd $@.tmp && ln -sf ../src_gmp gmp
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cd $@.tmp && ln -sf ../src_mpc mpc
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cd $@.tmp && ln -sf ../src_mpfr mpfr
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mv $@.tmp $@
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obj_%:
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mkdir -p $@
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obj_sysroot/include:
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mkdir -p $@
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obj_sysroot/usr: | obj_sysroot
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ln -sf . $@
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obj_sysroot/lib64: | obj_sysroot
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ln -sf lib $@
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obj_toolchain/.lc_configured: | obj_toolchain src_toolchain
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cd obj_toolchain && ../src_toolchain/configure $(FULL_TOOLCHAIN_CONFIG)
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touch $@
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obj_toolchain/gcc/.lc_built: | obj_toolchain/.lc_configured obj_sysroot/usr obj_sysroot/lib64 obj_sysroot/include
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cd obj_toolchain && $(MAKE) LC_ROOT=$(PWD) all-gcc
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touch $@
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obj_musl/.lc_configured: | obj_toolchain/gcc/.lc_built obj_musl src_musl
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cd obj_musl && ../src_musl/configure $(MUSL_CONFIG)
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touch $@
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obj_sysroot/.lc_headers: | obj_musl/.lc_configured obj_sysroot
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cd obj_musl && $(MAKE) DESTDIR=$(PWD)/obj_sysroot install-headers
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touch $@
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obj_toolchain/$(TARGET)/libgcc/.lc_configured: | obj_sysroot/.lc_headers
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cd obj_toolchain && $(MAKE) LC_ROOT=$(PWD) configure-target-libgcc
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touch $@
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obj_toolchain/$(TARGET)/libgcc/libgcc.a: | obj_toolchain/$(TARGET)/libgcc/.lc_configured
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cd $(dir $@) && $(MAKE) LC_ROOT=$(PWD) libgcc.a
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obj_musl/.lc_built: | obj_toolchain/$(TARGET)/libgcc/libgcc.a
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cd obj_musl && $(MAKE) $(MUSL_VARS)
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touch $@
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obj_sysroot/.lc_libs: | obj_musl/.lc_built
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cd obj_musl && $(MAKE) $(MUSL_VARS) DESTDIR=$(PWD)/obj_sysroot install
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touch $@
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obj_toolchain/.lc_built: | obj_toolchain/.lc_configured obj_sysroot/.lc_libs
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cd obj_toolchain && $(MAKE) LC_ROOT=$(PWD)
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touch $@
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install-musl: | obj_musl/.lc_built
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cd obj_musl && $(MAKE) $(MUSL_VARS) DESTDIR=$(DESTDIR)$(OUTPUT)/$(TARGET) install
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install-toolchain: | obj_toolchain/.lc_built
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cd obj_toolchain && $(MAKE) LC_ROOT=$(PWD) DESTDIR=$(DESTDIR)$(OUTPUT) install
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endif
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clean:
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rm -rf src_* obj_*
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