[llvm-commits] [llvm] r132929 - /llvm/trunk/runtime/libprofile/Makefile

Bill Wendling isanbard at gmail.com
Mon Jun 13 13:14:37 PDT 2011


Author: void
Date: Mon Jun 13 15:14:37 2011
New Revision: 132929

URL: http://llvm.org/viewvc/llvm-project?rev=132929&view=rev
Log:
Add compatibility version when compiling the Apple way.
<rdar://problem/9600408>

Modified:
    llvm/trunk/runtime/libprofile/Makefile

Modified: llvm/trunk/runtime/libprofile/Makefile
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/runtime/libprofile/Makefile?rev=132929&r1=132928&r2=132929&view=diff
==============================================================================
--- llvm/trunk/runtime/libprofile/Makefile (original)
+++ llvm/trunk/runtime/libprofile/Makefile Mon Jun 13 15:14:37 2011
@@ -20,3 +20,33 @@
 EXPORTED_SYMBOL_FILE = $(PROJ_SRC_DIR)/libprofile.exports
 
 include $(LEVEL)/Makefile.common
+
+ifeq ($(HOST_OS),Darwin)
+    # Special hack to allow libprofile_rt to have an offset version number.
+    ifdef LLVM_LTO_VERSION_OFFSET
+        LTO_LIBRARY_VERSION := $(shell expr $(LLVM_SUBMIT_VERSION) + \
+                                            $(LLVM_LTO_VERSION_OFFSET))
+    else
+        LTO_LIBRARY_VERSION := $(LLVM_SUBMIT_VERSION)
+    endif
+
+    # Set dylib internal version number to llvmCore submission number.
+    ifdef LLVM_SUBMIT_VERSION
+        LLVMLibsOptions := $(LLVMLibsOptions) -Wl,-current_version \
+                        -Wl,$(LTO_LIBRARY_VERSION).$(LLVM_SUBMIT_SUBVERSION) \
+                        -Wl,-compatibility_version -Wl,1
+    endif
+    # Extra options to override libtool defaults.
+    LLVMLibsOptions    := $(LLVMLibsOptions)  \
+                         -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





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