From c5bf133d4fed2809e6c9b76e28ec3f60ee00631a Mon Sep 17 00:00:00 2001
From: kervala <devnull@localhost>
Date: Sat, 25 Sep 2010 17:08:31 +0200
Subject: [PATCH] Fixed: Compilation with MFC in a custom path and/or STLport

---
 code/CMakeLists.txt                   | 22 +++++-----
 code/CMakeModules/FindCustomMFC.cmake | 62 +++++++++++++++++++++++++++
 2 files changed, 73 insertions(+), 11 deletions(-)
 create mode 100644 code/CMakeModules/FindCustomMFC.cmake

diff --git a/code/CMakeLists.txt b/code/CMakeLists.txt
index a3423794c..fb35b21ef 100644
--- a/code/CMakeLists.txt
+++ b/code/CMakeLists.txt
@@ -87,26 +87,25 @@ IF(WITH_STATIC)
   SET(LIBXML2_LIBRARIES ${LIBXML2_LIBRARIES} ${WINSOCK2_LIB})
 ENDIF(WITH_STATIC)
 
-NL_SETUP_BUILD()
+IF(WITH_MFC)
+  FIND_PACKAGE(CustomMFC REQUIRED)
+ENDIF(WITH_MFC)
 
 IF(WITH_STLPORT)
   FIND_PACKAGE(STLport REQUIRED)
   INCLUDE_DIRECTORIES(${STLPORT_INCLUDE_DIR})
   IF(WIN32)
     FIND_PACKAGE(WindowsSDK REQUIRED)
-	# convert IDE fullpath to include path
-    STRING(REGEX REPLACE "Common7/IDE/.+" "VC/include" VCINCLUDE_DIR ${CMAKE_MAKE_PROGRAM})
-	# use VC++ and Windows SDK include paths
-    INCLUDE_DIRECTORIES(${VCINCLUDE_DIR} ${WINSDK_INCLUDE_DIR})
-	# deactivate all global include paths
+    # convert IDE fullpath to include path
+    STRING(REGEX REPLACE "Common7/IDE/.+" "VC/include" VC_INCLUDE_DIR ${CMAKE_MAKE_PROGRAM})
+    # use VC++ and Windows SDK include paths
+    INCLUDE_DIRECTORIES(${VC_INCLUDE_DIR} ${WINSDK_INCLUDE_DIR})
+    # deactivate all global include paths
     SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /X")
   ENDIF(WIN32)
 ENDIF(WITH_STLPORT)
 
-IF(WITH_MFC)
-  FIND_PACKAGE(MFC)
-ENDIF(WITH_MFC)
-
+NL_SETUP_BUILD()
 NL_SETUP_BUILD_FLAGS()
 
 INCLUDE(${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules/PCHSupport.cmake)
@@ -124,7 +123,8 @@ IF(WITH_NEL)
     FIND_PACKAGE(CppTest)
   ENDIF(WITH_NEL_TESTS)
 
-  INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/nel/include)
+  INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/nel/include ${LIBXML2_INCLUDE_DIR})
+  ADD_DEFINITIONS(${LIBXML2_DEFINITIONS})
   ADD_SUBDIRECTORY(nel)
 ENDIF(WITH_NEL)
 
diff --git a/code/CMakeModules/FindCustomMFC.cmake b/code/CMakeModules/FindCustomMFC.cmake
new file mode 100644
index 000000000..a8ae3e443
--- /dev/null
+++ b/code/CMakeModules/FindCustomMFC.cmake
@@ -0,0 +1,62 @@
+# - Locate MFC libraries
+# This module defines
+#  MFC_FOUND, if false, do not try to link to MFC
+#  MFC_LIBRARY_DIR, where to find libraries
+#  MFC_INCLUDE_DIR, where to find headers
+
+# Try to find MFC using official module, MFC_FOUND is set
+FIND_PACKAGE(MFC)
+
+SET(CUSTOM_MFC_DIR FALSE)
+
+# If using STLport and MFC have been found, remember its directory
+IF(WITH_STLPORT AND MFC_FOUND)
+  STRING(REGEX REPLACE "Common7/IDE/.+" "VC/atlmfc" MFC_STANDARD_DIR ${CMAKE_MAKE_PROGRAM})
+ENDIF(WITH_STLPORT AND MFC_FOUND)
+
+# If using STLport or MFC haven't been found, search for afxwin.h
+IF(WITH_STLPORT OR NOT MFC_FOUND)
+  FIND_PATH(MFC_DIR
+    include/afxwin.h
+    PATHS
+    ${MFC_STANDARD_DIR}
+  )
+
+  IF(CustomMFC_FIND_REQUIRED)
+    SET(MFC_FIND_REQUIRED TRUE)
+  ENDIF(CustomMFC_FIND_REQUIRED)
+
+  # Display an error message if MFC are not found, MFC_FOUND is updated
+  # User will be able to update MFC_DIR to the correct directory
+  FIND_PACKAGE_HANDLE_STANDARD_ARGS(MFC DEFAULT_MSG MFC_DIR)
+
+  IF(MFC_FOUND)
+    SET(CUSTOM_MFC_DIR TRUE)
+    SET(MFC_INCLUDE_DIR "${MFC_DIR}/include")
+    INCLUDE_DIRECTORIES(${MFC_INCLUDE_DIR})
+  ENDIF(MFC_FOUND)
+ENDIF(WITH_STLPORT OR NOT MFC_FOUND)
+
+# Only if using a custom path
+IF(CUSTOM_MFC_DIR)
+  IF(NOT CMAKE_SIZEOF_VOID_P)
+    MESSAGE(FATAL_ERROR "Size of void* is not set, you should call PROJECT(...) before")
+  ENDIF(NOT CMAKE_SIZEOF_VOID_P)
+
+  # Using 32 or 64 bits libraries
+  IF(CMAKE_SIZEOF_VOID_P EQUAL 8)
+    SET(MFC_LIBRARY_DIR "${MFC_DIR}/lib/amd64")
+  ELSE(CMAKE_SIZEOF_VOID_P EQUAL 8)
+    SET(MFC_LIBRARY_DIR "${MFC_DIR}/lib")
+  ENDIF(CMAKE_SIZEOF_VOID_P EQUAL 8)
+
+  # Add MFC libraries directory to default library path
+  LINK_DIRECTORIES(${MFC_LIBRARY_DIR})
+ENDIF(CUSTOM_MFC_DIR)
+
+IF(MFC_FOUND)
+  # Set definitions for using MFC in DLL
+  SET(MFC_DEFINITIONS -D_AFXDLL)
+ENDIF(MFC_FOUND)
+
+# TODO: create a macro which set MFC_DEFINITIONS, MFC_LIBRARY_DIR and MFC_INCLUDE_DIR for a project