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buildroot/buildroot-2016.08.1/toolchain/toolchain.mk 2 KB
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  # This file contains toolchain-related customisation of the content
  # of the target/ directory. Those customisations are added to the
  # TARGET_FINALIZE_HOOKS, to be applied just after all packages
  # have been built.
  
  # Install default nsswitch.conf file if the skeleton doesn't provide it
  ifeq ($(BR2_TOOLCHAIN_USES_GLIBC),y)
  define GLIBC_COPY_NSSWITCH_FILE
  	$(Q)if [ ! -f "$(TARGET_DIR)/etc/nsswitch.conf" ]; then \
  		$(INSTALL) -D -m 0644 package/glibc/nsswitch.conf $(TARGET_DIR)/etc/nsswitch.conf ; \
  	fi
  endef
  TOOLCHAIN_TARGET_FINALIZE_HOOKS += GLIBC_COPY_NSSWITCH_FILE
  endif
  
  # Install the gconv modules
  ifeq ($(BR2_TOOLCHAIN_GLIBC_GCONV_LIBS_COPY),y)
  GCONV_LIBS = $(call qstrip,$(BR2_TOOLCHAIN_GLIBC_GCONV_LIBS_LIST))
  define COPY_GCONV_LIBS
  	$(Q)found_gconv=no; \
  	for d in $(TOOLCHAIN_EXTERNAL_PREFIX) ''; do \
  		[ -d "$(STAGING_DIR)/usr/lib/$${d}/gconv" ] || continue; \
  		found_gconv=yes; \
  		break; \
  	done; \
  	if [ "$${found_gconv}" = "no" ]; then \
  		printf "Unable to find gconv modules
  " >&2; \
  		exit 1; \
  	fi; \
  	if [ -z "$(GCONV_LIBS)" ]; then \
  		$(INSTALL) -m 0644 -D $(STAGING_DIR)/usr/lib/$${d}/gconv/gconv-modules \
  				      $(TARGET_DIR)/usr/lib/gconv/gconv-modules && \
  		$(INSTALL) -m 0644 $(STAGING_DIR)/usr/lib/$${d}/gconv/*.so \
  				   $(TARGET_DIR)/usr/lib/gconv \
  		|| exit 1; \
  	else \
  		for l in $(GCONV_LIBS); do \
  			$(INSTALL) -m 0644 -D $(STAGING_DIR)/usr/lib/$${d}/gconv/$${l}.so \
  					      $(TARGET_DIR)/usr/lib/gconv/$${l}.so \
  			|| exit 1; \
  			$(TARGET_READELF) -d $(STAGING_DIR)/usr/lib/$${d}/gconv/$${l}.so |\
  			sort -u |\
  			sed -e '/.*(NEEDED).*\[\(.*\.so\)\]$$/!d; s//\1/;' |\
  			while read lib; do \
  				 $(INSTALL) -m 0644 -D $(STAGING_DIR)/usr/lib/$${d}/gconv/$${lib} \
  						       $(TARGET_DIR)/usr/lib/gconv/$${lib} \
  				 || exit 1; \
  			done; \
  		done; \
  		./support/scripts/expunge-gconv-modules "$(GCONV_LIBS)" \
  			<$(STAGING_DIR)/usr/lib/$${d}/gconv/gconv-modules \
  			>$(TARGET_DIR)/usr/lib/gconv/gconv-modules; \
  	fi
  endef
  TOOLCHAIN_TARGET_FINALIZE_HOOKS += COPY_GCONV_LIBS
  endif