Don't specify --version-script on Apple platforms in CMakeLists.txt.

Mac OS X's linker (derived from LLVM, not GNU binutils) does not support
--version-script. Don't specify it on this platform.

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0a4d54aecb308040347278c8c1b7231aa647630e..0256437c06aa77913baf3274f99f4d1b8c086216 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -166,7 +166,9 @@ endif()
 if(UNIX)
     # On unix-like platforms the library is almost always called libz
    set_target_properties(zlib zlibstatic PROPERTIES OUTPUT_NAME z)
-   set_target_properties(zlib PROPERTIES LINK_FLAGS "-Wl,--version-script,\"${CMAKE_CURRENT_SOURCE_DIR}/zlib.map\"")
+   if(NOT APPLE)
+     set_target_properties(zlib PROPERTIES LINK_FLAGS "-Wl,--version-script,\"${CMAKE_CURRENT_SOURCE_DIR}/zlib.map\"")
+   endif()
 elseif(BUILD_SHARED_LIBS AND WIN32)
     # Creates zlib1.dll when building shared library version
     set_target_properties(zlib PROPERTIES SUFFIX "1.dll")