gecko/build/unix/elfhack/Makefile.in

107 lines
2.8 KiB
Makefile

#
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
DEPTH = @DEPTH@
topsrcdir = @top_srcdir@
srcdir = @srcdir@
VPATH = @srcdir@
include $(DEPTH)/config/autoconf.mk
INTERNAL_TOOLS = 1
HOST_PROGRAM = elfhack
NO_DIST_INSTALL = 1
NO_PROFILE_GUIDED_OPTIMIZE = 1
VPATH += $(topsrcdir)/build
HOST_CPPSRCS = \
elf.cpp \
elfhack.cpp \
$(NULL)
OS_CXXFLAGS := $(filter-out -fno-exceptions,$(OS_CXXFLAGS)) -fexceptions
ifneq (,$(filter %86,$(TARGET_CPU)))
CPU := x86
else
ifneq (,$(filter arm%,$(TARGET_CPU)))
CPU := arm
else
CPU := $(TARGET_CPU)
endif
endif
CSRCS := \
inject/$(CPU).c \
inject/$(CPU)-noinit.c \
test-ctors.c \
test-array.c \
$(NULL)
ifndef CROSS_COMPILE
CSRCS += dummy.c
endif
WRAP_LDFLAGS=
# need this to suppress errors due to /usr/include/linux/byteorder/swab.h
# on mozilla buildbots
OS_CXXFLAGS := $(filter-out -pedantic,$(OS_CXXFLAGS))
include $(topsrcdir)/config/rules.mk
test-array$(DLL_SUFFIX) test-ctors$(DLL_SUFFIX): %$(DLL_SUFFIX): %.$(OBJ_SUFFIX) elfhack $(filter inject/%,$(CSRCS:.c=.$(OBJ_SUFFIX)))
$(MKSHLIB) $(LDFLAGS) $< -nostartfiles
@echo ===
@echo === If you get failures below, please file a bug describing the error
@echo === and your environment \(compiler and linker versions\), and use
@echo === --disable-elf-hack until this is fixed.
@echo ===
# Fail if the library doesn't have $(DT_TYPE) .dynamic info
$(TOOLCHAIN_PREFIX)readelf -d $@ | grep '($(DT_TYPE))'
@rm -f $@.bak
$(CURDIR)/elfhack -b -f $@
# Fail if the backup file doesn't exist
[ -f "$@.bak" ]
# Fail if the new library doesn't contain less relocations
[ $$($(TOOLCHAIN_PREFIX)objdump -R $@.bak | wc -l) -gt $$(objdump -R $@ | wc -l) ]
test-array$(DLL_SUFFIX): DT_TYPE=INIT_ARRAY
test-ctors$(DLL_SUFFIX): DT_TYPE=INIT
.PRECIOUS: test-array$(DLL_SUFFIX) test-ctors$(DLL_SUFFIX)
GARBAGE += test-array$(DLL_SUFFIX) test-ctors$(DLL_SUFFIX) test-array$(DLL_SUFFIX).bak test-ctors$(DLL_SUFFIX).bak
libs:: test-array$(DLL_SUFFIX) test-ctors$(DLL_SUFFIX)
ifndef CROSS_COMPILE
dummy: dummy.$(OBJ_SUFFIX)
$(CC) -o $@ $^ $(LDFLAGS)
libs:: dummy
# Will either crash or return exit code 1 if elfhack is broken
LD_PRELOAD=$(CURDIR)/test-array$(DLL_SUFFIX) $(CURDIR)/dummy
LD_PRELOAD=$(CURDIR)/test-ctors$(DLL_SUFFIX) $(CURDIR)/dummy
GARBAGE += dummy
endif
inject:
$(NSINSTALL) -D $@
inject/%.c: inject.c $(call mkdir_deps,inject)
cp $< $@
GARBAGE_DIRS += inject
inject/%.$(OBJ_SUFFIX): DEFINES += -DBITS=$(if $(HAVE_64BIT_OS),64,32)
inject/%.$(OBJ_SUFFIX): CFLAGS := -O2 -fno-stack-protector $(filter -m% -I%,$(CFLAGS))
inject/$(CPU)-noinit.$(OBJ_SUFFIX): DEFINES += -DNOINIT
test.$(OBJ_SUFFIX): CFLAGS := -O0
host_elf.$(OBJ_SUFFIX) host_elfhack.$(OBJ_SUFFIX): elfxx.h