| # This file contains the definition of the toolchain wrapper build commands |
| |
| # We use --hash-style=both to increase the compatibility of the generated |
| # binary with older platforms, except for MIPS, where the only acceptable |
| # hash style is 'sysv' |
| ifeq ($(findstring mips,$(HOSTARCH)),mips) |
| TOOLCHAIN_WRAPPER_HASH_STYLE = sysv |
| else |
| TOOLCHAIN_WRAPPER_HASH_STYLE = both |
| endif |
| |
| TOOLCHAIN_WRAPPER_ARGS = $($(PKG)_TOOLCHAIN_WRAPPER_ARGS) |
| TOOLCHAIN_WRAPPER_ARGS += -DBR_SYSROOT='"$(STAGING_SUBDIR)"' |
| |
| # We create a list like '"-mfoo", "-mbar", "-mbarfoo"' so that each flag is a |
| # separate argument when used in execv() by the toolchain wrapper. |
| TOOLCHAIN_WRAPPER_OPTS = \ |
| $(foreach f,$(call qstrip,$(BR2_TARGET_OPTIMIZATION)),"$(f)"$(comma)) |
| TOOLCHAIN_WRAPPER_ARGS += -DBR_ADDITIONAL_CFLAGS='$(TOOLCHAIN_WRAPPER_OPTS)' |
| |
| ifeq ($(BR2_CCACHE),y) |
| TOOLCHAIN_WRAPPER_ARGS += -DBR_CCACHE |
| endif |
| |
| ifeq ($(BR2_x86_x1000),y) |
| TOOLCHAIN_WRAPPER_ARGS += -DBR_OMIT_LOCK_PREFIX |
| endif |
| |
| ifeq ($(BR2_CCACHE_USE_BASEDIR),y) |
| TOOLCHAIN_WRAPPER_ARGS += -DBR_CCACHE_BASEDIR='"$(BASE_DIR)"' |
| endif |
| |
| # For simplicity, build directly into the install location |
| define TOOLCHAIN_BUILD_WRAPPER |
| $(Q)mkdir -p $(HOST_DIR)/usr/bin |
| $(HOSTCC) $(HOST_CFLAGS) $(TOOLCHAIN_WRAPPER_ARGS) \ |
| -s -Wl,--hash-style=$(TOOLCHAIN_WRAPPER_HASH_STYLE) \ |
| toolchain/toolchain-wrapper.c \ |
| -o $(HOST_DIR)/usr/bin/toolchain-wrapper |
| endef |