Buildsystem: Add PCH-support for targets shared, collision, authserver and worldserver (your mileage may vary, feedback needed)

- The active configuration for these to be active is GAMEPCH, so don't expect turbospeed if not enabled.

--HG--
branch : trunk

src/server/collision/CMakeLists.txt

@@ -8,12 +8,24 @@
 # WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
+if( GAMEPCH )
+  include_directories(${CMAKE_CURRENT_BINARY_DIR})
+endif()
+
 file(GLOB_RECURSE sources_Management Management/*.cpp Management/*.h)
 file(GLOB_RECURSE sources_Maps Maps/*.cpp Maps/*.h)
 file(GLOB_RECURSE sources_Models Models/*.cpp Models/*.h)
 file(GLOB sources_localdir *.cpp *.h)
 
+if( GAMEPCH AND MSVC )
+  set(collision_STAT_SRCS
+    PrecompiledHeaders/collisionPCH.cpp
+    PrecompiledHeaders/collisionPCH.h
+  )
+endif()
+
 set(collision_STAT_SRCS
+  ${collision_STAT_SRCS}
   ${sources_Management}
   ${sources_Maps}
   ${sources_Models}
@@ -37,3 +49,13 @@ include_directories(
 )
 
 add_library(collision STATIC ${collision_STAT_SRCS})
+
+# Generate precompiled header
+if( GAMEPCH )
+  if(CMAKE_COMPILER_IS_GNUCXX)
+    add_precompiled_header(collision ${CMAKE_CURRENT_SOURCE_DIR}/PrecompiledHeaders/collisionPCH.h)
+  elseif(MSVC)
+    add_native_precompiled_header(collision ${CMAKE_CURRENT_SOURCE_DIR}/PrecompiledHeaders/collisionPCH)
+  endif()
+endif()
+