Build libclang as a static library too. Now tested on Windows!

On Windows only the shared library is created. The reason for this is
that clang.lib the static library would clash with clang.lib the
export library of the dll.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@127566 91177308-0d34-0410-b5e6-96231b3b80d8

tools/libclang/CMakeLists.txt

@@ -1,5 +1,3 @@
-set(SHARED_LIBRARY TRUE)
-
 set(LLVM_USED_LIBS
   clangFrontend
   clangDriver
@@ -15,7 +13,7 @@ set( LLVM_LINK_COMPONENTS
   mc
   )
 
-add_clang_library(libclang
+set(SOURCES
   CIndex.cpp
   CIndexCXX.cpp
   CIndexCodeCompletion.cpp
@@ -27,34 +25,44 @@ add_clang_library(libclang
   CXString.cpp
   CXType.cpp
   ../../include/clang-c/Index.h
-)
+  )
 
-if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
-  # Darwin-specific linker flags
-
-  set(LIBCLANG_LINK_FLAGS "-Wl,-compatibility_version -Wl,1")
-                        
-  set(LIBCLANG_LINK_FLAGS 
-      "${LIBCLANG_LINK_FLAGS} -Wl,-dead_strip -Wl,-seg1addr -Wl,0xE0000000")
+if( LLVM_ENABLE_PIC )
+  set(SHARED_LIBRARY TRUE)
+  add_clang_library(libclang ${SOURCES})
 
   set_target_properties(libclang
     PROPERTIES
-    LINK_FLAGS "${LIBCLANG_LINK_FLAGS}"
-    INSTALL_NAME_DIR "@executable_path/../lib")
+    OUTPUT_NAME "clang"
+    VERSION ${LIBCLANG_LIBRARY_VERSION}
+    DEFINE_SYMBOL _CINDEX_LIB_)
+
+  if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+    set(LIBCLANG_LINK_FLAGS "-Wl,-compatibility_version -Wl,1"
+      " -Wl,-dead_strip -Wl,-seg1addr -Wl,0xE0000000")
+    set_target_properties(libclang
+      PROPERTIES
+      LINK_FLAGS "${LIBCLANG_LINK_FLAGS}"
+      INSTALL_NAME_DIR "@executable_path/../lib")
+  endif()
+
+  if(MSVC)
+    # windows.h doesn't compile with /Za
+    get_target_property(NON_ANSI_COMPILE_FLAGS libclang COMPILE_FLAGS)
+    string(REPLACE "/Za" "" NON_ANSI_COMPILE_FLAGS ${NON_ANSI_COMPILE_FLAGS})
+    set_target_properties(libclang PROPERTIES
+      COMPILE_FLAGS ${NON_ANSI_COMPILE_FLAGS})
+  endif()
+
+  set(LIBCLANG_STATIC_TARGET_NAME libclang_static)
+else()
+  set(LIBCLANG_STATIC_TARGET_NAME libclang)
 endif()
 
-# Versioning information
-set_target_properties(libclang PROPERTIES VERSION ${LIBCLANG_LIBRARY_VERSION})
+if( NOT BUILD_SHARED_LIBS AND NOT WIN32 )
+  add_clang_library(${LIBCLANG_STATIC_TARGET_NAME} STATIC ${SOURCES})
 
-if(MSVC)
-  # windows.h doesn't compile with /Za
-  get_target_property(NON_ANSI_COMPILE_FLAGS libclang COMPILE_FLAGS)
-  string(REPLACE /Za "" NON_ANSI_COMPILE_FLAGS ${NON_ANSI_COMPILE_FLAGS})
-  set_target_properties(libclang PROPERTIES COMPILE_FLAGS ${NON_ANSI_COMPILE_FLAGS})
-endif(MSVC)
-
-set_target_properties(libclang
-  PROPERTIES
-  PREFIX ""  # Otherwise we get liblibclang.so
-  LINKER_LANGUAGE CXX
-  DEFINE_SYMBOL _CINDEX_LIB_)
+  set_target_properties(${LIBCLANG_STATIC_TARGET_NAME}
+    PROPERTIES
+    OUTPUT_NAME "clang")
+endif()