From 74c9b9cfeb0e7cd045b969474a9bcd9ab38bd7d2 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Thu, 7 Jul 2016 14:12:30 +0200 Subject: [PATCH] toolchain: skip gcc/minimal for musl No extra libc header build step is done, so no extra toolchain is needed for preparing it. This saves a significant amount of build time and disk space Signed-off-by: Felix Fietkau --- toolchain/Makefile | 29 +++++++++++++++++++---------- toolchain/gcc/common.mk | 26 +++++++++++++++++++++++--- toolchain/gcc/initial/Makefile | 2 +- toolchain/gcc/minimal/Makefile | 19 +------------------ toolchain/glibc/headers/Makefile | 1 + toolchain/musl/headers/Makefile | 16 ---------------- toolchain/uClibc/headers/Makefile | 1 + 7 files changed, 46 insertions(+), 48 deletions(-) delete mode 100644 toolchain/musl/headers/Makefile diff --git a/toolchain/Makefile b/toolchain/Makefile index cd5399e041..7d2fddda31 100644 --- a/toolchain/Makefile +++ b/toolchain/Makefile @@ -24,33 +24,42 @@ # 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 -$(curdir)/builddirs := $(if $(CONFIG_GDB),gdb) $(if $(CONFIG_INSIGHT),insight) $(if $(CONFIG_EXTERNAL_TOOLCHAIN),wrapper,kernel-headers binutils gcc/minimal gcc/initial gcc/final $(LIBC)/headers $(LIBC) fortify-headers) +$(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) ifdef CONFIG_USE_UCLIBC $(curdir)/builddirs += $(LIBC)/utils endif -$(curdir)/builddirs-compile:=$($(curdir)/builddirs-prepare) -$(curdir)/builddirs-install:=$($(curdir)/builddirs-compile) # builddir dependencies ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),) - $(curdir)/gcc/minimal/compile:=$(curdir)/binutils/install - $(curdir)/kernel-headers/install:=$(curdir)/gcc/minimal/install - $(curdir)/gcc/initial/prepare:=$(curdir)/gcc/minimal/prepare - $(curdir)/gcc/final/prepare:=$(curdir)/gcc/initial/prepare + 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 - $(curdir)/$(LIBC)/headers/compile:=$(curdir)/kernel-headers/install - $(curdir)/gcc/initial/compile:=$(curdir)/$(LIBC)/headers/install + $(curdir)/gcc/initial/compile+=$(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)/prepare:=$(curdir)/$(LIBC)/headers/prepare $(curdir)/$(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),) $(TOOLCHAIN_DIR)/info.mk: .config diff --git a/toolchain/gcc/common.mk b/toolchain/gcc/common.mk index eab143cbc6..9bc849152b 100644 --- a/toolchain/gcc/common.mk +++ b/toolchain/gcc/common.mk @@ -170,10 +170,30 @@ GCC_MAKE:= \ CFLAGS_FOR_TARGET="$(TARGET_CFLAGS)" \ CXXFLAGS_FOR_TARGET="$(TARGET_CFLAGS)" -define Host/Prepare - mkdir -p $(GCC_BUILD_DIR) +define Host/SetToolchainInfo + $(SED) 's,TARGET_CROSS=.*,TARGET_CROSS=$(REAL_GNU_TARGET_NAME)-,' $(TOOLCHAIN_DIR)/info.mk + $(SED) 's,GCC_VERSION=.*,GCC_VERSION=$(GCC_VERSION),' $(TOOLCHAIN_DIR)/info.mk endef +ifneq ($(GCC_PREPARE),) + define Host/Prepare + $(call Host/SetToolchainInfo) + $(call Host/Prepare/Default) + ln -snf $(GCC_DIR) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME) + $(CP) $(SCRIPT_DIR)/config.{guess,sub} $(HOST_SOURCE_DIR)/ + $(SED) 's,^MULTILIB_OSDIRNAMES,# MULTILIB_OSDIRNAMES,' $(HOST_SOURCE_DIR)/gcc/config/*/t-* + $(SED) 'd' $(HOST_SOURCE_DIR)/gcc/DEV-PHASE + $(SED) 's, DATESTAMP,,' $(HOST_SOURCE_DIR)/gcc/version.c + #(cd $(HOST_SOURCE_DIR)/libstdc++-v3; autoconf;); + $(SED) 's,gcc_no_link=yes,gcc_no_link=no,' $(HOST_SOURCE_DIR)/libstdc++-v3/configure + mkdir -p $(GCC_BUILD_DIR) + endef +else + define Host/Prepare + mkdir -p $(GCC_BUILD_DIR) + endef +endif + define Host/Configure (cd $(GCC_BUILD_DIR) && rm -f config.cache; \ $(GCC_CONFIGURE) \ @@ -181,7 +201,7 @@ define Host/Configure endef define Host/Clean - rm -rf \ + rm -rf $(if $(GCC_PREPARE),$(HOST_SOURCE_DIR)) \ $(STAGING_DIR_HOST)/stamp/.gcc_* \ $(STAGING_DIR_HOST)/stamp/.binutils_* \ $(GCC_BUILD_DIR) \ diff --git a/toolchain/gcc/initial/Makefile b/toolchain/gcc/initial/Makefile index f0c65b528c..1ed548436e 100644 --- a/toolchain/gcc/initial/Makefile +++ b/toolchain/gcc/initial/Makefile @@ -1,4 +1,5 @@ GCC_VARIANT:=initial +GCC_PREPARE=$(CONFIG_USE_MUSL) include ../common.mk @@ -10,7 +11,6 @@ GCC_CONFIGURE += \ --disable-threads \ define Host/Compile - $(CP) $(BUILD_DIR_TOOLCHAIN)/linux-dev/* $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev/ +$(GCC_MAKE) $(HOST_JOBS) -C $(GCC_BUILD_DIR) \ all-build-libiberty \ all-gcc \ diff --git a/toolchain/gcc/minimal/Makefile b/toolchain/gcc/minimal/Makefile index 0344e1a7ec..31d6f675ab 100644 --- a/toolchain/gcc/minimal/Makefile +++ b/toolchain/gcc/minimal/Makefile @@ -1,4 +1,5 @@ GCC_VARIANT:=minimal +GCC_PREPARE=$(if $(CONFIG_USE_MUSL),,1) include ../common.mk @@ -11,24 +12,6 @@ GCC_CONFIGURE += \ --disable-shared \ --disable-threads -define Host/SetToolchainInfo - $(SED) 's,TARGET_CROSS=.*,TARGET_CROSS=$(REAL_GNU_TARGET_NAME)-,' $(TOOLCHAIN_DIR)/info.mk - $(SED) 's,GCC_VERSION=.*,GCC_VERSION=$(GCC_VERSION),' $(TOOLCHAIN_DIR)/info.mk -endef - -define Host/Prepare - $(call Host/SetToolchainInfo) - $(call Host/Prepare/Default) - ln -snf $(GCC_DIR) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME) - $(CP) $(SCRIPT_DIR)/config.{guess,sub} $(HOST_BUILD_DIR)/ - $(SED) 's,^MULTILIB_OSDIRNAMES,# MULTILIB_OSDIRNAMES,' $(HOST_BUILD_DIR)/gcc/config/*/t-* - $(SED) 'd' $(HOST_BUILD_DIR)/gcc/DEV-PHASE - $(SED) 's, DATESTAMP,,' $(HOST_BUILD_DIR)/gcc/version.c - #(cd $(HOST_BUILD_DIR)/libstdc++-v3; autoconf;); - $(SED) 's,gcc_no_link=yes,gcc_no_link=no,' $(HOST_BUILD_DIR)/libstdc++-v3/configure - mkdir -p $(GCC_BUILD_DIR) -endef - define Host/Compile +$(GCC_MAKE) $(HOST_JOBS) -C $(GCC_BUILD_DIR) all-gcc all-target-libgcc endef diff --git a/toolchain/glibc/headers/Makefile b/toolchain/glibc/headers/Makefile index f9f411b1f0..f1d8a8bc61 100644 --- a/toolchain/glibc/headers/Makefile +++ b/toolchain/glibc/headers/Makefile @@ -15,6 +15,7 @@ define Host/Install install_root="$(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev" \ install-bootstrap-headers=yes \ install-headers + $(CP) $(BUILD_DIR_TOOLCHAIN)/linux-dev/* $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev/ $(MAKE) -C $(CUR_BUILD_DIR) \ csu/subdir_lib ( cd $(CUR_BUILD_DIR); \ diff --git a/toolchain/musl/headers/Makefile b/toolchain/musl/headers/Makefile deleted file mode 100644 index 21e6b3bd15..0000000000 --- a/toolchain/musl/headers/Makefile +++ /dev/null @@ -1,16 +0,0 @@ -PATH_PREFIX:=.. - -include ../common.mk - -HOST_STAMP_BUILT:=$(HOST_BUILD_DIR)/.headers_built -HOST_STAMP_INSTALLED:=$(TOOLCHAIN_DIR)/stamp/.uclibc_headers_installed - -define Host/Compile - -endef - -define Host/Install -endef - -$(eval $(call HostBuild)) - diff --git a/toolchain/uClibc/headers/Makefile b/toolchain/uClibc/headers/Makefile index 67a2d95c37..abd3620d33 100644 --- a/toolchain/uClibc/headers/Makefile +++ b/toolchain/uClibc/headers/Makefile @@ -20,6 +20,7 @@ define Host/Install ARCH="$(CONFIG_ARCH)" \ pregen \ install_headers + $(CP) $(BUILD_DIR_TOOLCHAIN)/linux-dev/* $(BUILD_DIR_TOOLCHAIN)/$(LIBC)-dev/ endef $(eval $(call HostBuild)) -- 2.25.1