tools/lto/Makefile

   1 ##===- tools/lto/Makefile ----------------------------------*- Makefile -*-===##
   2 #
   3 #                     The LLVM Compiler Infrastructure
   4 #
   5 # This file is distributed under the University of Illinois Open Source
   6 # License. See LICENSE.TXT for details.
   7 #
   8 ##===----------------------------------------------------------------------===##
   9
  10 LEVEL = ../..
  11 LIBRARYNAME = LTO
  12
  13 EXPORTED_SYMBOL_FILE = lto.exports
  14
  15 # Include this here so we can get the configuration of the targets
  16 # that have been configured for construction. We have to do this
  17 # early so we can set up LINK_COMPONENTS before including Makefile.rules
  18 include $(LEVEL)/Makefile.config
  19
  20 LINK_LIBS_IN_SHARED = 1
  21 SHARED_LIBRARY = 1
  22
  23 LINK_COMPONENTS := $(TARGETS_TO_BUILD) ipo scalaropts linker bitreader bitwriter
  24
  25 include $(LEVEL)/Makefile.common
  26
  27 ifeq ($(HOST_OS),Darwin)
  28     # set dylib internal version number to llvmCore submission number
  29     ifdef LLVM_SUBMIT_VERSION
  30         LLVMLibsOptions := $(LLVMLibsOptions) -Wl,-current_version \
  31                         -Wl,$(LLVM_SUBMIT_VERSION).$(LLVM_SUBMIT_SUBVERSION) \
  32                         -Wl,-compatibility_version -Wl,1
  33     endif
  34     # extra options to override libtool defaults
  35     LLVMLibsOptions    := $(LLVMLibsOptions)  \
  36                          -avoid-version \
  37                          -Wl,-dead_strip \
  38                          -Wl,-seg1addr -Wl,0xE0000000
  39
  40     # Mac OS X 10.4 and earlier tools do not allow a second -install_name on command line
  41     DARWIN_VERS := $(shell echo $(TARGET_TRIPLE) | sed 's/.*darwin\([0-9]*\).*/\1/')
  42     ifneq ($(DARWIN_VERS),8)
  43        LLVMLibsOptions    := $(LLVMLibsOptions)  \
  44                             -no-undefined -Wl,-install_name \
  45                             -Wl,"@executable_path/../lib/lib$(LIBRARYNAME)$(SHLIBEXT)"
  46     endif
  47 endif