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##===- tools/shlib/Makefile --------------------------------*- Makefile -*-===##
#
# The LLVM Compiler Infrastructure
#
# This file is distributed under the University of Illinois Open Source
# License. See LICENSE.TXT for details.
#
##===----------------------------------------------------------------------===##
LEVEL = ../..
LIBRARYNAME = LLVM$(LLVMVersion)
NO_BUILD_ARCHIVE = 1
LINK_LIBS_IN_SHARED = 1
SHARED_LIBRARY = 1
include $(LEVEL)/Makefile.common
# Include all archives in libLLVM.(so|dylib) except the ones that have
# their own dynamic libraries.
Archives := $(wildcard $(LibDir)/libLLVM*.a)
SharedLibraries := $(wildcard $(LibDir)/libLLVM*$(SHLIBEXT))
IncludeInLibLlvm := $(filter-out $(basename $(SharedLibraries)).a, $(Archives))
LLVMLibsOptions := $(IncludeInLibLlvm:$(LibDir)/lib%.a=-l%)
LLVMLibsPaths := $(IncludeInLibLlvm)
$(LibName.SO): $(LLVMLibsPaths)
ifeq ($(HOST_OS),Darwin)
# set dylib internal version number to llvmCore submission number
ifdef LLVM_SUBMIT_VERSION
LLVMLibsOptions := $(LLVMLibsOptions) -Wl,-current_version \
-Wl,$(LLVM_SUBMIT_VERSION).$(LLVM_SUBMIT_SUBVERSION) \
-Wl,-compatibility_version -Wl,1
endif
# Include everything from the .a's into the shared library.
LLVMLibsOptions := $(LLVMLibsOptions) \
-Wl,-all_load
# extra options to override libtool defaults
LLVMLibsOptions := $(LLVMLibsOptions) \
-avoid-version \
-Wl,-dead_strip \
-Wl,-seg1addr -Wl,0xE0000000
# Mac OS X 10.4 and earlier tools do not allow a second -install_name on command line
DARWIN_VERS := $(shell echo $(TARGET_TRIPLE) | sed 's/.*darwin\([0-9]*\).*/\1/')
ifneq ($(DARWIN_VERS),8)
LLVMLibsOptions := $(LLVMLibsOptions) \
-Wl,-install_name \
-Wl,"@executable_path/../lib/lib$(LIBRARYNAME)$(SHLIBEXT)"
endif
endif
ifeq ($(HOST_OS), Linux)
# Include everything from the .a's into the shared library.
LLVMLibsOptions := -Wl,--whole-archive $(LLVMLibsOptions) \
-Wl,--no-whole-archive
# Don't allow unresolved symbols, and warn if we'll need to modify
# the text segment when loading libLLVM.so.
LLVMLibsOptions += -Wl,--no-undefined,--warn-shared-textrel
endif
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