[cfe-commits] r110062 - /cfe/trunk/tools/libclang/CMakeLists.txt

[Douglas Gregor]

Author: dgregor
Date: Mon Aug  2 15:52:32 2010
New Revision: 110062

URL: http://llvm.org/viewvc/llvm-project?rev=110062&view=rev
Log:
Add Darwin dylib versioning support to libclang when build with CMake.

Modified:
    cfe/trunk/tools/libclang/CMakeLists.txt

Modified: cfe/trunk/tools/libclang/CMakeLists.txt
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/tools/libclang/CMakeLists.txt?rev=110062&r1=110061&r2=110062&view=diff
==============================================================================
--- cfe/trunk/tools/libclang/CMakeLists.txt (original)
+++ cfe/trunk/tools/libclang/CMakeLists.txt Mon Aug  2 15:52:32 2010
@@ -31,17 +31,22 @@
 )
 
 if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
-  # FIXME: Deal with LLVM_SUBMIT_VERSION?
+  # dylib versioning information
+  # FIXME: Is there a more CMake-ish way to handle this?
+  set(LIBCLANG_VERSION 1 
+      CACHE STRING "Version number of the libclang library")
+  set(LIBCLANG_SUBVERSION 0
+      CACHE STRING "Minor version number of the libclang library")
+  set(LIBCLANG_LINK_FLAGS 
+      "-Wl,-current_version -Wl,${LIBCLANG_VERSION}.${LIBCLANG_SUBVERSION} -Wl,-compatibility_version -Wl,1")
+
+  set(LIBCLANG_LINK_FLAGS 
+      "${LIBCLANG_LINK_FLAGS} -avoid-version -Wl,-dead_strip -Wl,-seg1addr -Wl,0xE0000000")
 
-  # FIXME: This uses a special darwin-specific exports file in order to
-  # get underscore-prefixed names. It would be better to have build rules
-  # which know how to produce a darwin-suitable exports file from the
-  # regular exports file.
   set_target_properties(libclang
     PROPERTIES
-    LINK_FLAGS "-avoid-version -Wl,-exported_symbols_list -Wl,${CMAKE_CURRENT_SOURCE_DIR}/libclang.darwin.exports -Wl,-dead_strip -Wl,-seg1addr -Wl,0xE0000000"
-    INSTALL_NAME_DIR "@executable_path/../lib"
-    )
+    LINK_FLAGS "${LIBCLANG_LINK_FLAGS}"
+    INSTALL_NAME_DIR "@executable_path/../lib")
 endif()
 
 if(MSVC)