Makefile revision 1bc1e6407f4015d0eb5d0ff815ddab6b1ba5e5f8 
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
10LEVEL = ../..
11LIBRARYNAME = LTO
12
13# Include this here so we can get the configuration of the targets
14# that have been configured for construction. We have to do this 
15# early so we can set up LINK_COMPONENTS before including Makefile.rules
16include $(LEVEL)/Makefile.config
17
18LINK_LIBS_IN_SHARED = 1
19SHARED_LIBRARY = 1
20
21LINK_COMPONENTS := $(TARGETS_TO_BUILD) ipo scalaropts linker bitreader bitwriter
22
23include $(LEVEL)/Makefile.common
24
25ifeq ($(OS),Darwin)
26    # set dylib internal version number to llvmCore submission number
27    ifdef LLVM_SUBMIT_VERSION
28        LLVMLibsOptions := $(LLVMLibsOptions) -Wl,-current_version \
29                        -Wl,$(LLVM_SUBMIT_VERSION).$(LLVM_SUBMIT_SUBVERSION) \
30                        -Wl,-compatibility_version -Wl,1
31    endif
32    # extra options to override libtool defaults 
33    LLVMLibsOptions    := $(LLVMLibsOptions)  \
34                         -avoid-version \
35                         -Wl,-exported_symbols_list -Wl,$(PROJ_SRC_DIR)/lto.exports \
36                         -Wl,-dead_strip \
37                         -Wl,-seg1addr -Wl,0xE0000000 
38
39    # Mac OS X 10.4 and earlier tools do not allow a second -install_name on command line
40    DARWIN_VERS := $(shell echo $(TARGET_TRIPLE) | sed 's/.*darwin\([0-9]*\).*/\1/')
41    ifneq ($(DARWIN_VERS),8)
42       LLVMLibsOptions    := $(LLVMLibsOptions)  \
43                            -no-undefined -Wl,-install_name \
44                            -Wl,"@executable_path/../lib/lib$(LIBRARYNAME)$(SHLIBEXT)"
45    endif
46endif
47