build: use -iremap feature to replace __FILE__ absolute path names in packages with ones relative to $(BUILD_DIR)

improves reproducible builds

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 48489
This commit is contained in:
Felix Fietkau
2016-01-25 15:49:31 +00:00
parent 0ae15ad439
commit b737686b2c
2 changed files with 9 additions and 0 deletions

View File

@@ -14,6 +14,7 @@ PKG_INSTALL_DIR ?= $(PKG_BUILD_DIR)/ipkg-install
PKG_MD5SUM ?= unknown
PKG_BUILD_PARALLEL ?=
PKG_USE_MIPS16 ?= 1
PKG_IREMAP ?= 1
ifneq ($(CONFIG_PKG_BUILD_USE_JOBSERVER),)
MAKE_J:=$(if $(MAKE_JOBSERVER),$(MAKE_JOBSERVER) -j)
@@ -33,6 +34,10 @@ ifdef CONFIG_USE_MIPS16
TARGET_CFLAGS += -mips16 -minterlink-mips16
endif
endif
ifeq ($(strip $(PKG_IREMAP)),1)
IREMAP_CFLAGS = $(call iremap,$(PKG_BUILD_DIR),$(notdir $(PKG_BUILD_DIR)))
TARGET_CFLAGS += $(IREMAP_CFLAGS)
endif
include $(INCLUDE_DIR)/hardening.mk
include $(INCLUDE_DIR)/prereq.mk