185 lines
6.0 KiB
Makefile
Executable File
185 lines
6.0 KiB
Makefile
Executable File
######
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## Root configuration file shared by all android projects.
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######
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ifeq ($(ANDROID_NDK_ROOT),)
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export ANDROID_NDK_ROOT=/cygdrive/c/android-ndk-r7c
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endif
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ifeq ($(ANDROID_SDK_ROOT),)
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export ANDROID_SDK_ROOT=/cygdrive/c/android-sdk
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endif
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ifeq ($(ANDROID_PLATFORM),)
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export ANDROID_PLATFORM=android-3
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endif
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ifeq ($(ANDROID_HOST),)
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export ANDROID_HOST=windows
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endif
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ifeq ($(NEON), yes)
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export MARCH=armv7-a
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export ANDROID_EABI=armeabi-v7a
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else
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export MARCH=armv5te
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export ANDROID_EABI=armeabi
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endif
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export ANDROID_GCC_VERSIONS=4.6 4.4.3 4.4.0 4.2.1 # list of preferred GCC versions seperated by SPACE (most preferred first)
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export ANDROID_GCC_PREFIXES=arm-eabi arm-linux-androideabi # list of preferred GCC prefixes seperated by SPACE (most preferred first)
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# Output directory
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export OUTPUT_DIR=$(shell pwd)/output
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$(shell mkdir -p $(OUTPUT_DIR))
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# Some toolchains cannot find libs in cygwin paths
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export OUTPUT_DIR_CYGWIN=$(shell \
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if [[ $(OUTPUT_DIR) = /cygdrive/c/* ]]; then \
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echo $(OUTPUT_DIR) | sed -e "s/\/cygdrive\/c/C:/g"; \
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fi \
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)
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# Path where to copy executables -on the device or emulator-
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export EXEC_DIR=/data/tmp
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# Path where to copy libraries (*.so) -on the device or emulator-
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export LIB_DIR=/system/lib
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# Test the NDK directory structure
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export ANDROID_NDK_BASE=$(shell if [ -r $(ANDROID_NDK_ROOT)/build/platforms ] ; then \
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echo $(ANDROID_NDK_ROOT)/build/platforms ; \
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elif [ -r $(ANDROID_NDK_ROOT)/platforms ] ; then \
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echo $(ANDROID_NDK_ROOT)/platforms ; \
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else \
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echo "Err_Unable_to_recognize_the_NDK_structure_for_ANDROID_NDK_BASE" ; \
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fi)
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export ANDROID_NDK_TOOL_BASE=$(shell \
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for gcc_prefix in $(ANDROID_GCC_PREFIXES) ; do \
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for gcc_version in $(ANDROID_GCC_VERSIONS) ; do \
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if [ -r $(ANDROID_NDK_ROOT)/build/prebuilt/$(ANDROID_HOST)/$$gcc_prefix-$$gcc_version ] ; then \
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echo "$(ANDROID_NDK_ROOT)/build/prebuilt/$(ANDROID_HOST)/$$gcc_prefix-$$gcc_version"; \
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break; \
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elif [ -r $(ANDROID_NDK_ROOT)/toolchains/$$gcc_prefix-$$gcc_version/prebuilt/$(ANDROID_HOST) ] ; then \
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echo "$(ANDROID_NDK_ROOT)/toolchains/$$gcc_prefix-$$gcc_version/prebuilt/$(ANDROID_HOST)"; \
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break; \
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fi \
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done \
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done \
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)
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export ANDROID_GCC_PREFIX=$(shell \
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for gcc_prefix in $(ANDROID_GCC_PREFIXES) ; do \
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for gcc_version in $(ANDROID_GCC_VERSIONS) ; do \
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if [ -r $(ANDROID_NDK_ROOT)/build/prebuilt/$(ANDROID_HOST)/$$gcc_prefix-$$gcc_version ] ; then \
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echo "$$gcc_prefix"; \
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break; \
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elif [ -r $(ANDROID_NDK_ROOT)/toolchains/$$gcc_prefix-$$gcc_version/prebuilt/$(ANDROID_HOST) ] ; then \
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echo "$$gcc_prefix"; \
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break; \
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fi \
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done \
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done \
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)
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ifeq ($(ANDROID_NDK_TOOL_BASE),)
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export ANDROID_NDK_TOOL_BASE="Err_Unable_to_recognize_the_NDK_structure_for_ANDROID_NDK_TOOL_BASE"
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endif
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export ANDROID_GNU_STL_ROOT=$(shell \
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if [ -r $(ANDROID_NDK_ROOT)/sources/cxx-stl/gnu-libstdc++/libs/$(ANDROID_EABI) ] ; then \
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echo "$(ANDROID_NDK_ROOT)/sources/cxx-stl/gnu-libstdc++"; \
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else \
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for gcc_version in $(ANDROID_GCC_VERSIONS) ; do \
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if [ -r $(ANDROID_NDK_ROOT)/sources/cxx-stl/gnu-libstdc++/$$gcc_version/libs/$(ANDROID_EABI) ] ; then \
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echo "$(ANDROID_NDK_ROOT)/sources/cxx-stl/gnu-libstdc++/$$gcc_version"; \
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break; \
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fi \
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done \
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fi \
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)
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ifeq ($(ANDROID_GNU_STL_ROOT),)
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export ANDROID_GNU_STL_ROOT="Err_Unable_to_find_gnu_stl_root_dir"
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endif
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##################################################################################
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export PATH:=$(PATH):$(ANDROID_NDK_TOOL_BASE)/bin
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export AR=$(ANDROID_GCC_PREFIX)-ar
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export AS=$(ANDROID_GCC_PREFIX)-as
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export CC=$(ANDROID_GCC_PREFIX)-gcc
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export CPP=$(ANDROID_GCC_PREFIX)-g++
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export STRIP=$(ANDROID_GCC_PREFIX)-strip
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export TARGET_ARCH=arm
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ifeq ($(ANDROID_GCC_PREFIX), arm-linux-androideabi)
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export ARMELF_XSC=$(ANDROID_NDK_TOOL_BASE)/$(ANDROID_GCC_PREFIX)/lib/ldscripts/armelf_linux_eabi.xsc
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else
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export ARMELF_XSC=$(ANDROID_NDK_TOOL_BASE)/$(ANDROID_GCC_PREFIX)/lib/ldscripts/armelf.xsc
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endif
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ifeq ($(LICENSE),)
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export LICENSE=gpl
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endif
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export CFLAGS_COMMON=$(CFLAGS) $(DEBUG_FLAGS) -I$(ANDROID_NDK_BASE)/$(ANDROID_PLATFORM)/arch-arm/usr/include -L$(ANDROID_GNU_STL_ROOT)/include \
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-msoft-float \
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-fpic \
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-fno-exceptions \
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-mthumb-interwork \
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-funwind-tables \
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-fstack-protector \
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-D__arm__\
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-D__ARM_ARCH__ \
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-D__ARM_ARCH_5__ \
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-D__ARM_ARCH_5T__ \
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-D__ARM_ARCH_5E__ \
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-D__ARM_ARCH_5TE__ \
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-MMD \
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-MP \
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-fno-short-enums \
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-DWEBRTC_ANDROID \
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-DWEBRTC_ARCH_ARM \
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-D__ANDROID__ \
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-DANDROID=1 \
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# Size reduction: use separate sections ("-ffunction-sections -fdata-sections") then link executable/shared lib using "-Wl,-gc-sections,-u,main"
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export CFLAGS_COMMON+=-ffunction-sections -fdata-sections
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ifeq ($(NEON), yes)
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export MARCH=armv7-a
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export ARCH_ARM_HAVE_NEON=true
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export ARCH_ARM_HAVE_ARMV7A=true
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export CFLAGS_COMMON+=-march=$(MARCH) -mno-thumb-interwork -mtune=cortex-a8 -mfpu=neon -flax-vector-conversions -DHAVE_NEON=1 -DWEBRTC_DETECT_ARM_NEON -DARCH_ARM_HAVE_NEON -DARCH_ARM_HAVE_ARMV7A \
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-D__ARM_ARCH_7__ -D__ARM_ARCH_7A__ -DWEBRTC_ARM_INLINE_CALLS -DWEBRTC_ANDROID_ARMV7A_NEON -DWEBRTC_ARCH_ARM_NEON -Wno-psabi -mfloat-abi=softfp
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else
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export MARCH=armv5te
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export CFLAGS_COMMON+=-march=$(MARCH) -mtune=xscale
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endif
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export CFLAGS_LIB= $(CFLAGS_COMMON) \
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-fomit-frame-pointer \
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-fno-strict-aliasing \
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-finline-limit=64
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ifeq ($(DEBUG), yes)
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export CFLAGS_LIB+=-O0 -g -DDEBUG_LEVEL=DEBUG_LEVEL_INFO
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else
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export CFLAGS_LIB+=-Os -s
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DEBUG:=no
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endif
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export LDFLAGS_COMMON=$(LDFLAGS) -Wl,--gc-sections,-rpath=/system/lib,-rpath-link=$(ANDROID_NDK_BASE)/$(ANDROID_PLATFORM)/arch-arm/usr/lib,-rpath-link=$(OUTPUT_DIR),-dynamic-linker=/system/bin/linker,-T,$(ARMELF_XSC) -L$(ANDROID_NDK_BASE)/$(ANDROID_PLATFORM)/arch-arm/usr/lib -L$(ANDROID_GNU_STL_ROOT)/libs/$(ANDROID_EABI)
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export LDFLAGS_COMMON+=-nostdlib -lc -L$(OUTPUT_DIR) -L$(OUTPUT_DIR_CYGWIN)
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ifeq ($(BT), static)
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export EXT=a
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export LDFLAGS_LIB=
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export CFLAGS_LIB+=-static
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else
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export EXT=so
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export LDFLAGS_LIB=$(LDFLAGS_COMMON)
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export LDFLAGS_LIB+=-Wl,--no-undefined
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export LDFLAGS_LIB+=-Wl,--no-whole-archive
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export LDFLAGS_LIB+=-Wl,-soname,lib$(PROJECT).$(EXT),-Bsymbolic,-shared,--whole-archive
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endif
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