Makefile revision 93d9ad567d575ff3fcebf3feea9dae123cd1f10d 
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 $(LEVEL)/Makefile.config
17
18LINK_LIBS_IN_SHARED = 1
19ifeq ($(OS),Darwin)
20  SHARED_LIBRARY = 1
21  DONT_BUILD_RELINKED = 1
22else
23  BUILD_ARCHIVE = 1
24endif
25
26LINK_COMPONENTS := $(TARGETS_TO_BUILD) ipo scalaropts linker bitreader bitwriter
27
28include $(LEVEL)/Makefile.common
29
30ifeq ($(OS),Darwin)
31    # set dylib internal version number to llvmCore submission number
32    ifdef LLVM_SUBMIT_VERSION
33        LLVMLibsOptions := $(LLVMLibsOptions) -Wl,-current_version \
34                        -Wl,$(LLVM_SUBMIT_VERSION).$(LLVM_SUBMIT_SUBVERSION) \
35                        -Wl,-compatibility_version -Wl,1
36    endif
37    # extra options to override libtool defaults 
38    LLVMLibsOptions    := $(LLVMLibsOptions)  \
39                         -no-undefined  -avoid-version \
40                         -Wl,-exported_symbols_list -Wl,$(PROJ_SRC_DIR)/lto.exports \
41                         -Wl,-dead_strip \
42                         -Wl,-seg1addr -Wl,0xE0000000 
43
44    # Mac OS X 10.4 and earlier tools do not allow a second -install_name on command line
45    DARWIN_VERS := $(shell echo $(TARGET_TRIPLE) | sed 's/.*darwin\([0-9]*\).*/\1/')
46    ifneq ($(DARWIN_VERS),8)
47       LLVMLibsOptions    := $(LLVMLibsOptions)  \
48                            -Wl,-install_name \
49                            -Wl,"@executable_path/../lib/lib$(LIBRARYNAME)$(SHLIBEXT)"
50    endif
51endif
52