ENH: Applying patch from bug#3443 to implement FindwxWidgets.cmake properly. It also updates the UseWX test and WXDialog sources to use the new find script.

1 files changed, 217 insertions, 202 deletions

diff --git a/Modules/FindwxWindows.cmake b/Modules/FindwxWindows.cmake
index f5f3065..4614e22 100644
--- a/Modules/FindwxWindows.cmake
+++ b/Modules/FindwxWindows.cmake
@@ -1,54 +1,59 @@
-# - Find wxWindows (wxWidgets) installation 
-# This module finds if wxWindows/wxWidgets is installed and determines where 
+# - Find wxWindows (wxWidgets) installation
+# This module finds if wxWindows/wxWidgets is installed and determines where
 # the include files and libraries are. It also determines what the name of
-# the library is. This code sets the following variables:
-#  
-#  WXWINDOWS_FOUND     = system has WxWindows 
+# the library is.
+# Please note this file is DEPRECATED and replaced by FindwxWidgets.cmake.
+# This code sets the following variables:
+#
+#  WXWINDOWS_FOUND     = system has WxWindows
 #  WXWINDOWS_LIBRARIES = path to the wxWindows libraries
-#                        on Unix/Linux with additional 
-#                        linker flags from 
+#                        on Unix/Linux with additional
+#                        linker flags from
 #                        "wx-config --libs"
-#  CMAKE_WXWINDOWS_CXX_FLAGS  = Compiler flags for wxWindows, 
+#  CMAKE_WXWINDOWS_CXX_FLAGS  = Compiler flags for wxWindows,
 #                               essentially "`wx-config --cxxflags`"
 #                               on Linux
 #  WXWINDOWS_INCLUDE_DIR      = where to find "wx/wx.h" and "wx/setup.h"
 #  WXWINDOWS_LINK_DIRECTORIES = link directories, useful for rpath on
 #                                Unix
 #  WXWINDOWS_DEFINITIONS      = extra defines
-# 
-# DEPRECATED
-#  CMAKE_WX_CAN_COMPILE
-#  WXWINDOWS_LIBRARY
-#  CMAKE_WX_CXX_FLAGS
-#  WXWINDOWS_INCLUDE_PATH
 #
-# OPTIONS 
-# If you need OpenGL support please 
-#  SET(WXWINDOWS_USE_GL 1) 
+# OPTIONS
+# If you need OpenGL support please
+#  SET(WXWINDOWS_USE_GL 1)
 # in your CMakeLists.txt *before* you include this file.
-# 
+#
+#  HAVE_ISYSTEM      - true required to replace -I by -isystem on g++
+#
 # For convenience include Use_wxWindows.cmake in your project's
-# CMakeLists.txt using INCLUDE(Use_wxWindows). 
-# 
-# USAGE 
-#  SET(WXWINDOWS_USE_GL 1) 
+# CMakeLists.txt using INCLUDE(Use_wxWindows).
+#
+# USAGE
+#  SET(WXWINDOWS_USE_GL 1)
 #  FIND_PACKAGE(wxWindows)
-# 
+#
 # NOTES
-# wxWidgets 2.6.x is supported for monolithic builds 
-# e.g. compiled  in wx/build/msw dir as:  
+# wxWidgets 2.6.x is supported for monolithic builds
+# e.g. compiled  in wx/build/msw dir as:
 #  nmake -f makefile.vc BUILD=debug SHARED=0 USE_OPENGL=1 MONOLITHIC=1
 #
+# DEPRECATED
+#
+#  CMAKE_WX_CAN_COMPILE
+#  WXWINDOWS_LIBRARY
+#  CMAKE_WX_CXX_FLAGS
+#  WXWINDOWS_INCLUDE_PATH
+#
 # AUTHOR
 # Jan Woetzel <http://www.mip.informatik.uni-kiel.de/~jw> (07/2003-01/2006)
 
 
 # ------------------------------------------------------------------
-# 
+#
 # -removed OPTION for CMAKE_WXWINDOWS_USE_GL. Force the developer to SET it before calling this.
 # -major update for wx 2.6.2 and monolithic build option. (10/2005)
 #
-# STATUS 
+# STATUS
 # tested with:
 #  cmake 1.6.7, Linux (Suse 7.3), wxWindows 2.4.0, gcc 2.95
 #  cmake 1.6.7, Linux (Suse 8.2), wxWindows 2.4.0, gcc 3.3
@@ -87,19 +92,19 @@ IF(WIN32_STYLE_FIND)
   ## should have subdirs include and lib containing include/wx/wx.h
   ## fix the root dir to avoid mixing of headers/libs from different
   ## versions/builds:
-  
+
   SET (WXWINDOWS_POSSIBLE_ROOT_PATHS
     $ENV{WXWIN}
     "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\wxWidgets_is1;Inno Setup: App Path]"  ## WX 2.6.x
     "[HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Uninstall\\wxWindows_is1;Inno Setup: App Path]"  ## WX 2.4.x
-    C:\\wxWidgets-2.6.2 
-    D:\\wxWidgets-2.6.2 
-    C:\\wxWidgets-2.6.1 
-    D:\\wxWidgets-2.6.1 
-    C:\\wxWindows-2.4.2 
-    D:\\wxWindows-2.4.2 
+    C:\\wxWidgets-2.6.2
+    D:\\wxWidgets-2.6.2
+    C:\\wxWidgets-2.6.1
+    D:\\wxWidgets-2.6.1
+    C:\\wxWindows-2.4.2
+    D:\\wxWindows-2.4.2
     )
-  
+
   ## WX supports monolithic and multiple smaller libs (since 2.5.x), we prefer monolithic for now.
   ## monolithic = WX is built as a single big library
   ## e.g. compile on WIN32 as  "nmake -f makefile.vc MONOLITHIC=1 BUILD=debug SHARED=0 USE_OPENGL=1" (JW)
@@ -112,49 +117,49 @@ IF(WIN32_STYLE_FIND)
 
 
   ## avoid mixing of headers and libs between multiple installed WX versions,
-  ## select just one tree here: 
-  FIND_PATH(WXWINDOWS_ROOT_DIR  include/wx/wx.h 
-    ${WXWINDOWS_POSSIBLE_ROOT_PATHS} )  
+  ## select just one tree here:
+  FIND_PATH(WXWINDOWS_ROOT_DIR  include/wx/wx.h
+    ${WXWINDOWS_POSSIBLE_ROOT_PATHS} )
   # MESSAGE("DBG found WXWINDOWS_ROOT_DIR: ${WXWINDOWS_ROOT_DIR}")
-  
-  
+
+
   ## find libs for combination of static/shared with release/debug
-  ## be careful if you add something here, 
-  ## avoid mixing of headers and libs of different wx versions, 
-  ## there may be multiple WX version s installed. 
+  ## be careful if you add something here,
+  ## avoid mixing of headers and libs of different wx versions,
+  ## there may be multiple WX version s installed.
   SET (WXWINDOWS_POSSIBLE_LIB_PATHS
     "${WXWINDOWS_ROOT_DIR}/lib"
-    ) 
-  
+    )
+
   ## monolithic?
   IF (WXWINDOWS_USE_MONOLITHIC)
-    
+
     FIND_LIBRARY(WXWINDOWS_STATIC_LIBRARY
       NAMES wx wxmsw wxmsw26
-      PATHS 
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
       ${WXWINDOWS_POSSIBLE_LIB_PATHS}
-      DOC "wxWindows static release build library" ) 
-    
+      DOC "wxWindows static release build library" )
+
     FIND_LIBRARY(WXWINDOWS_STATIC_DEBUG_LIBRARY
-      NAMES wxd wxmswd wxmsw26d 
-      PATHS 
+      NAMES wxd wxmswd wxmsw26d
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS}       
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static debug build library" )
-    
+
     FIND_LIBRARY(WXWINDOWS_SHARED_LIBRARY
-      NAMES wxmsw26 wxmsw262 wxmsw24 wxmsw242 wxmsw241 wxmsw240 wx23_2 wx22_9 
-      PATHS 
+      NAMES wxmsw26 wxmsw262 wxmsw24 wxmsw242 wxmsw241 wxmsw240 wx23_2 wx22_9
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_dll"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows shared release build library" )
-    
+
     FIND_LIBRARY(WXWINDOWS_SHARED_DEBUG_LIBRARY
-      NAMES wxmsw26d wxmsw262d wxmsw24d wxmsw241d wxmsw240d wx23_2d wx22_9d 
-      PATHS 
+      NAMES wxmsw26d wxmsw262d wxmsw24d wxmsw241d wxmsw240d wx23_2d wx22_9d
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_dll"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows shared debug build library " )
 
 
@@ -163,124 +168,124 @@ IF(WIN32_STYLE_FIND)
     ## gl lib is always build separate:
     ##
     FIND_LIBRARY(WXWINDOWS_STATIC_LIBRARY_GL
-      NAMES wx_gl wxmsw_gl wxmsw26_gl 
-      PATHS 
+      NAMES wx_gl wxmsw_gl wxmsw26_gl
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static release build GL library" )
 
     FIND_LIBRARY(WXWINDOWS_STATIC_DEBUG_LIBRARY_GL
-      NAMES wxd_gl wxmswd_gl wxmsw26d_gl 
-      PATHS 
+      NAMES wxd_gl wxmswd_gl wxmsw26d_gl
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static debug build GL library" )
-    
+
 
     FIND_LIBRARY(WXWINDOWS_STATIC_DEBUG_LIBRARY_PNG
-      NAMES wxpngd 
-      PATHS 
+      NAMES wxpngd
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static debug png library" )
 
     FIND_LIBRARY(WXWINDOWS_STATIC_LIBRARY_PNG
       NAMES wxpng
-      PATHS 
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static png library" )
-    
+
     FIND_LIBRARY(WXWINDOWS_STATIC_DEBUG_LIBRARY_TIFF
-      NAMES wxtiffd 
-      PATHS 
+      NAMES wxtiffd
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static debug tiff library" )
 
     FIND_LIBRARY(WXWINDOWS_STATIC_LIBRARY_TIFF
       NAMES wxtiff
-      PATHS 
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static tiff library" )
-    
+
     FIND_LIBRARY(WXWINDOWS_STATIC_DEBUG_LIBRARY_JPEG
       NAMES wxjpegd  wxjpgd
-      PATHS 
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static debug jpeg library" )
 
     FIND_LIBRARY(WXWINDOWS_STATIC_LIBRARY_JPEG
       NAMES wxjpeg wxjpg
-      PATHS 
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static jpeg library" )
-    
+
     FIND_LIBRARY(WXWINDOWS_STATIC_DEBUG_LIBRARY_ZLIB
       NAMES wxzlibd
-      PATHS 
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static debug zlib library" )
 
     FIND_LIBRARY(WXWINDOWS_STATIC_LIBRARY_ZLIB
       NAMES wxzlib
-      PATHS 
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static zib library" )
 
     FIND_LIBRARY(WXWINDOWS_STATIC_DEBUG_LIBRARY_REGEX
       NAMES wxregexd
-      PATHS 
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static debug regex library" )
 
     FIND_LIBRARY(WXWINDOWS_STATIC_LIBRARY_REGEX
       NAMES wxregex
-      PATHS 
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_lib"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows static regex library" )
-    
-    
-    
+
+
+
     ## untested:
     FIND_LIBRARY(WXWINDOWS_SHARED_LIBRARY_GL
-      NAMES wx_gl wxmsw_gl wxmsw26_gl 
-      PATHS 
+      NAMES wx_gl wxmsw_gl wxmsw26_gl
+      PATHS
       "${WXWINDOWS_ROOT_DIR}/lib/vc_dll"
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
       DOC "wxWindows shared release build GL library" )
 
     FIND_LIBRARY(WXWINDOWS_SHARED_DEBUG_LIBRARY_GL
-      NAMES wxd_gl wxmswd_gl wxmsw26d_gl 
-      PATHS 
-      "${WXWINDOWS_ROOT_DIR}/lib/vc_dll"      
-      ${WXWINDOWS_POSSIBLE_LIB_PATHS} 
-      DOC "wxWindows shared debug build GL library" )            
-    
-    
+      NAMES wxd_gl wxmswd_gl wxmsw26d_gl
+      PATHS
+      "${WXWINDOWS_ROOT_DIR}/lib/vc_dll"
+      ${WXWINDOWS_POSSIBLE_LIB_PATHS}
+      DOC "wxWindows shared debug build GL library" )
+
+
   ELSE (WXWINDOWS_USE_MONOLITHIC)
     ## WX is built as multiple small pieces libraries instead of monolithic
-    
+
     ## DEPECATED (jw) replaced by more general WXWINDOWS_USE_MONOLITHIC ON/OFF
-    # OPTION(WXWINDOWS_SEPARATE_LIBS_BUILD "Is wxWindows build with separate libs?" OFF)    
-    
+    # OPTION(WXWINDOWS_SEPARATE_LIBS_BUILD "Is wxWindows build with separate libs?" OFF)
+
     ## HACK: This is very dirty.
     ## because the libs of a particular version are explicitly listed
     ## and NOT searched/verified.
-    ## TODO:  Really search for each lib, then decide for 
-    ## monolithic x debug x shared x GL (=16 combinations) for at least 18 libs 
-    ## -->  about 288 combinations 
+    ## TODO:  Really search for each lib, then decide for
+    ## monolithic x debug x shared x GL (=16 combinations) for at least 18 libs
+    ## -->  about 288 combinations
     ## thus we need a different approach so solve this correctly ...
-    
+
     MESSAGE(STATUS "Warning: You are trying to use wxWidgets without monolithic build (WXWINDOWS_SEPARATE_LIBS_BUILD). This is a HACK, libraries are not verified! (JW).")
-    
+
     SET(WXWINDOWS_STATIC_LIBS ${WXWINDOWS_STATIC_LIBS}
       wxbase26
       wxbase26_net
@@ -304,7 +309,7 @@ IF(WIN32_STYLE_FIND)
       rpcrt4
       wsock32
       )
-    ## HACK: feed in to optimized / debug libaries if both were FOUND. 
+    ## HACK: feed in to optimized / debug libaries if both were FOUND.
     SET(WXWINDOWS_STATIC_DEBUG_LIBS ${WXWINDOWS_STATIC_DEBUG_LIBS}
       wxbase26d
       wxbase26d_net
@@ -329,29 +334,29 @@ IF(WIN32_STYLE_FIND)
       wsock32
       )
   ENDIF (WXWINDOWS_USE_MONOLITHIC)
-  
-  
+
+
   ##
   ## now we should have found all WX libs available on the system.
   ## let the user decide which of the available onse to use.
-  ## 
-  
+  ##
+
   ## if there is at least one shared lib available
-  ## let user choose wether to use shared or static wxwindows libs 
+  ## let user choose wether to use shared or static wxwindows libs
   IF(WXWINDOWS_SHARED_LIBRARY OR WXWINDOWS_SHARED_DEBUG_LIBRARY)
     ## default value OFF because wxWindows MSVS default build is static
     OPTION(WXWINDOWS_USE_SHARED_LIBS
       "Use shared versions (dll) of wxWindows libraries?" OFF)
     MARK_AS_ADVANCED(WXWINDOWS_USE_SHARED_LIBS)
-  ENDIF(WXWINDOWS_SHARED_LIBRARY OR WXWINDOWS_SHARED_DEBUG_LIBRARY)    
-  
+  ENDIF(WXWINDOWS_SHARED_LIBRARY OR WXWINDOWS_SHARED_DEBUG_LIBRARY)
+
   ## add system libraries wxwindows always seems to depend on
   SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
     comctl32
     rpcrt4
     wsock32
-    )  
-  
+    )
+
   IF (NOT WXWINDOWS_USE_SHARED_LIBS)
     SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
       ##  these ones dont seem required, in particular  ctl3d32 is not neccesary (Jan Woetzel 07/2003)
@@ -364,34 +369,34 @@ IF(WIN32_STYLE_FIND)
       )
   ENDIF (NOT WXWINDOWS_USE_SHARED_LIBS)
 
-  ## opengl/glu: TODO/FIXME: better use FindOpenGL.cmake here 
+  ## opengl/glu: TODO/FIXME: better use FindOpenGL.cmake here
   ## assume release versions of glu an dopengl, here.
   IF (WXWINDOWS_USE_GL)
     SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
       opengl32
       glu32 )
   ENDIF (WXWINDOWS_USE_GL)
-  
+
   ##
   ## select between use of  shared or static wxWindows lib then set libs to use
   ## for debug and optimized build.  so the user can switch between debug and
   ## release build e.g. within MS Visual Studio without running cmake with a
   ## different build directory again.
-  ## 
+  ##
   ## then add the build specific include dir for wx/setup.h
-  ## 
-  
+  ##
+
   IF(WXWINDOWS_USE_SHARED_LIBS)
     ##MESSAGE("DBG wxWindows use shared lib selected.")
     ## assume that both builds use the same setup(.h) for simplicity
-    
+
     ## shared: both wx (debug and release) found?
     ## assume that both builds use the same setup(.h) for simplicity
     IF(WXWINDOWS_SHARED_DEBUG_LIBRARY AND WXWINDOWS_SHARED_LIBRARY)
       ##MESSAGE("DBG wx shared: debug and optimized found.")
       FIND_PATH(WXWINDOWS_INCLUDE_DIR_SETUPH  wx/setup.h
         ${WXWINDOWS_ROOT_DIR}/lib/mswdlld
-        ${WXWINDOWS_ROOT_DIR}/lib/mswdll 
+        ${WXWINDOWS_ROOT_DIR}/lib/mswdll
         ${WXWINDOWS_ROOT_DIR}/lib/vc_dll/mswd
         ${WXWINDOWS_ROOT_DIR}/lib/vc_dll/msw )
       SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
@@ -403,29 +408,29 @@ IF(WIN32_STYLE_FIND)
           optimized ${WXWINDOWS_SHARED_LIBRARY_GL} )
       ENDIF (WXWINDOWS_USE_GL)
     ENDIF(WXWINDOWS_SHARED_DEBUG_LIBRARY AND WXWINDOWS_SHARED_LIBRARY)
-    
+
     ## shared: only debug wx lib found?
     IF(WXWINDOWS_SHARED_DEBUG_LIBRARY)
       IF(NOT WXWINDOWS_SHARED_LIBRARY)
         ##MESSAGE("DBG wx shared: debug (but no optimized) found.")
         FIND_PATH(WXWINDOWS_INCLUDE_DIR_SETUPH  wx/setup.h
-          ${WXWINDOWS_ROOT_DIR}/lib/mswdlld 
-          ${WXWINDOWS_ROOT_DIR}/lib/vc_dll/mswd  )        
+          ${WXWINDOWS_ROOT_DIR}/lib/mswdlld
+          ${WXWINDOWS_ROOT_DIR}/lib/vc_dll/mswd  )
         SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
           ${WXWINDOWS_SHARED_DEBUG_LIBRARY} )
-        IF (WXWINDOWS_USE_GL) 
+        IF (WXWINDOWS_USE_GL)
           SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
             ${WXWINDOWS_SHARED_DEBUG_LIBRARY_GL} )
         ENDIF (WXWINDOWS_USE_GL)
       ENDIF(NOT WXWINDOWS_SHARED_LIBRARY)
     ENDIF(WXWINDOWS_SHARED_DEBUG_LIBRARY)
-    
+
     ## shared: only release wx lib found?
     IF(NOT WXWINDOWS_SHARED_DEBUG_LIBRARY)
       IF(WXWINDOWS_SHARED_LIBRARY)
         ##MESSAGE("DBG wx shared: optimized (but no debug) found.")
         FIND_PATH(WXWINDOWS_INCLUDE_DIR_SETUPH  wx/setup.h
-          ${WXWINDOWS_ROOT_DIR}/lib/mswdll 
+          ${WXWINDOWS_ROOT_DIR}/lib/mswdll
           ${WXWINDOWS_ROOT_DIR}/lib/vc_dll/msw  )
         SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
           ${WXWINDOWS_SHARED_DEBUG_LIBRARY} )
@@ -433,13 +438,13 @@ IF(WIN32_STYLE_FIND)
           SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
             ${WXWINDOWS_SHARED_DEBUG_LIBRARY_GL} )
         ENDIF (WXWINDOWS_USE_GL)
-      ENDIF(WXWINDOWS_SHARED_LIBRARY)    
+      ENDIF(WXWINDOWS_SHARED_LIBRARY)
     ENDIF(NOT WXWINDOWS_SHARED_DEBUG_LIBRARY)
-    
+
     ## shared: none found?
     IF(NOT WXWINDOWS_SHARED_DEBUG_LIBRARY)
       IF(NOT WXWINDOWS_SHARED_LIBRARY)
-        MESSAGE(STATUS  
+        MESSAGE(STATUS
           "No shared wxWindows lib found, but WXWINDOWS_USE_SHARED_LIBS=${WXWINDOWS_USE_SHARED_LIBS}.")
       ENDIF(NOT WXWINDOWS_SHARED_LIBRARY)
     ENDIF(NOT WXWINDOWS_SHARED_DEBUG_LIBRARY)
@@ -448,15 +453,15 @@ IF(WIN32_STYLE_FIND)
   ELSE(WXWINDOWS_USE_SHARED_LIBS)
 
     ##jw: DEPRECATED IF(NOT WXWINDOWS_SEPARATE_LIBS_BUILD)
-    
+
     ## static: both wx (debug and release) found?
     ## assume that both builds use the same setup(.h) for simplicity
     IF(WXWINDOWS_STATIC_DEBUG_LIBRARY AND WXWINDOWS_STATIC_LIBRARY)
       ##MESSAGE("DBG wx static: debug and optimized found.")
       FIND_PATH(WXWINDOWS_INCLUDE_DIR_SETUPH  wx/setup.h
         ${WXWINDOWS_ROOT_DIR}/lib/mswd
-        ${WXWINDOWS_ROOT_DIR}/lib/msw 
-        ${WXWINDOWS_ROOT_DIR}/lib/vc_lib/mswd 
+        ${WXWINDOWS_ROOT_DIR}/lib/msw
+        ${WXWINDOWS_ROOT_DIR}/lib/vc_lib/mswd
         ${WXWINDOWS_ROOT_DIR}/lib/vc_lib/msw )
       SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
         debug     ${WXWINDOWS_STATIC_DEBUG_LIBRARY}
@@ -465,77 +470,77 @@ IF(WIN32_STYLE_FIND)
         SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
           debug     ${WXWINDOWS_STATIC_DEBUG_LIBRARY_GL}
           optimized ${WXWINDOWS_STATIC_LIBRARY_GL} )
-      ENDIF (WXWINDOWS_USE_GL)          
+      ENDIF (WXWINDOWS_USE_GL)
     ENDIF(WXWINDOWS_STATIC_DEBUG_LIBRARY AND WXWINDOWS_STATIC_LIBRARY)
-    
+
     ## static: only debug wx lib found?
     IF(WXWINDOWS_STATIC_DEBUG_LIBRARY)
       IF(NOT WXWINDOWS_STATIC_LIBRARY)
         ##MESSAGE("DBG wx static: debug (but no optimized) found.")
         FIND_PATH(WXWINDOWS_INCLUDE_DIR_SETUPH  wx/setup.h
-          ${WXWINDOWS_ROOT_DIR}/lib/mswd 
+          ${WXWINDOWS_ROOT_DIR}/lib/mswd
           ${WXWINDOWS_ROOT_DIR}/lib/vc_lib/mswd  )
         SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
           ${WXWINDOWS_STATIC_DEBUG_LIBRARY} )
-        IF (WXWINDOWS_USE_GL)           
+        IF (WXWINDOWS_USE_GL)
           SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
             ${WXWINDOWS_STATIC_DEBUG_LIBRARY_GL} )
         ENDIF (WXWINDOWS_USE_GL)
       ENDIF(NOT WXWINDOWS_STATIC_LIBRARY)
     ENDIF(WXWINDOWS_STATIC_DEBUG_LIBRARY)
-    
+
     ## static: only release wx lib found?
     IF(NOT WXWINDOWS_STATIC_DEBUG_LIBRARY)
       IF(WXWINDOWS_STATIC_LIBRARY)
         ##MESSAGE("DBG wx static: optimized (but no debug) found.")
         FIND_PATH(WXWINDOWS_INCLUDE_DIR_SETUPH  wx/setup.h
-          ${WXWINDOWS_ROOT_DIR}/lib/msw 
-          ${WXWINDOWS_ROOT_DIR}/lib/vc_lib/msw ) 
+          ${WXWINDOWS_ROOT_DIR}/lib/msw
+          ${WXWINDOWS_ROOT_DIR}/lib/vc_lib/msw )
         SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
           ${WXWINDOWS_STATIC_LIBRARY} )
-        IF (WXWINDOWS_USE_GL)                           
+        IF (WXWINDOWS_USE_GL)
           SET(WXWINDOWS_LIBRARIES ${WXWINDOWS_LIBRARIES}
             ${WXWINDOWS_STATIC_LIBRARY_GL} )
-        ENDIF (WXWINDOWS_USE_GL)                
+        ENDIF (WXWINDOWS_USE_GL)
       ENDIF(WXWINDOWS_STATIC_LIBRARY)
     ENDIF(NOT WXWINDOWS_STATIC_DEBUG_LIBRARY)
-    
+
     ## static: none found?
     IF(NOT WXWINDOWS_STATIC_DEBUG_LIBRARY AND NOT WXWINDOWS_SEPARATE_LIBS_BUILD)
       IF(NOT WXWINDOWS_STATIC_LIBRARY)
-        MESSAGE(STATUS 
+        MESSAGE(STATUS
           "No static wxWindows lib found, but WXWINDOWS_USE_SHARED_LIBS=${WXWINDOWS_USE_SHARED_LIBS}.")
       ENDIF(NOT WXWINDOWS_STATIC_LIBRARY)
-    ENDIF(NOT WXWINDOWS_STATIC_DEBUG_LIBRARY AND NOT WXWINDOWS_SEPARATE_LIBS_BUILD)      
-  ENDIF(WXWINDOWS_USE_SHARED_LIBS)  
-  
-  
+    ENDIF(NOT WXWINDOWS_STATIC_DEBUG_LIBRARY AND NOT WXWINDOWS_SEPARATE_LIBS_BUILD)
+  ENDIF(WXWINDOWS_USE_SHARED_LIBS)
+
+
   ## not neccessary in wxWindows 2.4.1 and 2.6.2
   ## but it may fix a previous bug, see
   ## http://lists.wxwindows.org/cgi-bin/ezmlm-cgi?8:mss:37574:200305:mpdioeneabobmgjenoap
   OPTION(WXWINDOWS_SET_DEFINITIONS "Set additional defines for wxWindows" OFF)
   MARK_AS_ADVANCED(WXWINDOWS_SET_DEFINITIONS)
-  IF (WXWINDOWS_SET_DEFINITIONS) 
+  IF (WXWINDOWS_SET_DEFINITIONS)
     SET(WXWINDOWS_DEFINITIONS "-DWINVER=0x400")
-  ELSE (WXWINDOWS_SET_DEFINITIONS) 
+  ELSE (WXWINDOWS_SET_DEFINITIONS)
     # clear:
     SET(WXWINDOWS_DEFINITIONS "")
-  ENDIF (WXWINDOWS_SET_DEFINITIONS) 
-  
-  
-  
+  ENDIF (WXWINDOWS_SET_DEFINITIONS)
+
+
+
   ## Find the include directories for wxwindows
   ## the first, build specific for wx/setup.h was determined before.
   ## add inc dir for general for "wx/wx.h"
-  FIND_PATH(WXWINDOWS_INCLUDE_DIR  wx/wx.h 
-    "${WXWINDOWS_ROOT_DIR}/include" )  
+  FIND_PATH(WXWINDOWS_INCLUDE_DIR  wx/wx.h
+    "${WXWINDOWS_ROOT_DIR}/include" )
   ## append the build specific include dir for wx/setup.h:
   IF (WXWINDOWS_INCLUDE_DIR_SETUPH)
     SET(WXWINDOWS_INCLUDE_DIR ${WXWINDOWS_INCLUDE_DIR} ${WXWINDOWS_INCLUDE_DIR_SETUPH} )
   ENDIF (WXWINDOWS_INCLUDE_DIR_SETUPH)
-  
-  
-  
+
+
+
   MARK_AS_ADVANCED(
     WXWINDOWS_ROOT_DIR
     WXWINDOWS_INCLUDE_DIR
@@ -557,28 +562,28 @@ IF(WIN32_STYLE_FIND)
     WXWINDOWS_SHARED_LIBRARY
     WXWINDOWS_SHARED_DEBUG_LIBRARY
     WXWINDOWS_SHARED_LIBRARY_GL
-    WXWINDOWS_SHARED_DEBUG_LIBRARY_GL    
+    WXWINDOWS_SHARED_DEBUG_LIBRARY_GL
     )
-  
-  
+
+
 ELSE(WIN32_STYLE_FIND)
 
-  IF (UNIX_STYLE_FIND) 
+  IF (UNIX_STYLE_FIND)
     ## ######################################################################
-    ## 
+    ##
     ## UNIX/Linux specific:
-    ## 
+    ##
     ## use backquoted wx-config to query and set flags and libs:
     ## 06/2003 Jan Woetzel
-    ## 
-    
+    ##
+
     OPTION(WXWINDOWS_USE_SHARED_LIBS "Use shared versions (.so) of wxWindows libraries" ON)
     MARK_AS_ADVANCED(WXWINDOWS_USE_SHARED_LIBS)
 
-    # JW removed option and force the develper th SET it. 
+    # JW removed option and force the develper th SET it.
     # OPTION(WXWINDOWS_USE_GL "use wxWindows with GL support (use additional
-      # --gl-libs for wx-config)?" OFF)
-    
+    # --gl-libs for wx-config)?" OFF)
+
     # wx-config should be in your path anyhow, usually no need to set WXWIN or
     # search in ../wx or ../../wx
     FIND_PROGRAM(CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE wx-config
@@ -586,76 +591,86 @@ ELSE(WIN32_STYLE_FIND)
       $ENV{WXWIN}/bin
       ../wx/bin
       ../../wx/bin )
-    
+
     # check wether wx-config was found:
-    IF(CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE)    
+    IF(CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE)
 
       # use shared/static wx lib?
       # remember: always link shared to use systems GL etc. libs (no static
-        # linking, just link *against* static .a libs)
+      # linking, just link *against* static .a libs)
       IF(WXWINDOWS_USE_SHARED_LIBS)
         SET(WX_CONFIG_ARGS_LIBS "--libs")
       ELSE(WXWINDOWS_USE_SHARED_LIBS)
         SET(WX_CONFIG_ARGS_LIBS "--static --libs")
       ENDIF(WXWINDOWS_USE_SHARED_LIBS)
-      
+
       # do we need additionial wx GL stuff like GLCanvas ?
       IF(WXWINDOWS_USE_GL)
         SET(WX_CONFIG_ARGS_LIBS "${WX_CONFIG_ARGS_LIBS} --gl-libs" )
       ENDIF(WXWINDOWS_USE_GL)
       ##MESSAGE("DBG: WX_CONFIG_ARGS_LIBS=${WX_CONFIG_ARGS_LIBS}===")
-      
+
       # set CXXFLAGS to be fed into CMAKE_CXX_FLAGS by the user:
-      SET(CMAKE_WXWINDOWS_CXX_FLAGS "`${CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE} --cxxflags|sed -e s/-I/-isystem/g`")
+      IF (HAVE_ISYSTEM) # does the compiler support -isystem ?
+              IF (NOT APPLE) # -isystem seem sto be unsuppored on Mac
+                IF(CMAKE_COMPILER_IS_GNUCC AND CMAKE_COMPILER_IS_GNUCXX )
+            IF (CMAKE_CXX_COMPILER MATCHES g\\+\\+)
+              SET(CMAKE_WXWINDOWS_CXX_FLAGS "`${CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE} --cxxflags|sed -e s/-I/-isystem/g`")
+            ELSE(CMAKE_CXX_COMPILER MATCHES g\\+\\+)
+              SET(CMAKE_WXWINDOWS_CXX_FLAGS "`${CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE} --cxxflags`")
+            ENDIF(CMAKE_CXX_COMPILER MATCHES g\\+\\+)
+                ENDIF(CMAKE_COMPILER_IS_GNUCC AND CMAKE_COMPILER_IS_GNUCXX )
+              ENDIF (NOT APPLE)
+      ENDIF (HAVE_ISYSTEM)
       ##MESSAGE("DBG: for compilation:
-        ##CMAKE_WXWINDOWS_CXX_FLAGS=${CMAKE_WXWINDOWS_CXX_FLAGS}===")
+      ##CMAKE_WXWINDOWS_CXX_FLAGS=${CMAKE_WXWINDOWS_CXX_FLAGS}===")
 
       # keep the back-quoted string for clarity
       SET(WXWINDOWS_LIBRARIES "`${CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE} ${WX_CONFIG_ARGS_LIBS}`")
       ##MESSAGE("DBG2: for linking:
-        ##WXWINDOWS_LIBRARIES=${WXWINDOWS_LIBRARIES}===")
-      
+      ##WXWINDOWS_LIBRARIES=${WXWINDOWS_LIBRARIES}===")
+
       # evaluate wx-config output to separate linker flags and linkdirs for
       # rpath:
       EXEC_PROGRAM(${CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE}
         ARGS ${WX_CONFIG_ARGS_LIBS}
         OUTPUT_VARIABLE WX_CONFIG_LIBS )
-      
+
       ## extract linkdirs (-L) for rpath
       ## use regular expression to match wildcard equivalent "-L*<endchar>"
       ## with <endchar> is a space or a semicolon
       STRING(REGEX MATCHALL "[-][L]([^ ;])+" WXWINDOWS_LINK_DIRECTORIES_WITH_PREFIX "${WX_CONFIG_LIBS}" )
       # MESSAGE("DBG  WXWINDOWS_LINK_DIRECTORIES_WITH_PREFIX=${WXWINDOWS_LINK_DIRECTORIES_WITH_PREFIX}")
-      
+
       ## remove prefix -L because we need the pure directory for LINK_DIRECTORIES
       ## replace -L by ; because the separator seems to be lost otherwise (bug or
-        ## feature?)
+      ## feature?)
       IF(WXWINDOWS_LINK_DIRECTORIES_WITH_PREFIX)
         STRING(REGEX REPLACE "[-][L]" ";" WXWINDOWS_LINK_DIRECTORIES ${WXWINDOWS_LINK_DIRECTORIES_WITH_PREFIX} )
         # MESSAGE("DBG  WXWINDOWS_LINK_DIRECTORIES=${WXWINDOWS_LINK_DIRECTORIES}")
       ENDIF(WXWINDOWS_LINK_DIRECTORIES_WITH_PREFIX)
-      
-      
+
+
       ## replace space separated string by semicolon separated vector to make it
       ## work with LINK_DIRECTORIES
       SEPARATE_ARGUMENTS(WXWINDOWS_LINK_DIRECTORIES)
-      
+
       MARK_AS_ADVANCED(
         CMAKE_WXWINDOWS_CXX_FLAGS
         WXWINDOWS_INCLUDE_DIR
         WXWINDOWS_LIBRARIES
         CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE
         )
-      
-      
+
+
       ## we really need wx-config...
-    ELSE(CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE)    
+    ELSE(CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE)
       MESSAGE(STATUS "Cannot find wx-config anywhere on the system. Please put the file into your path or specify it in CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE.")
       MARK_AS_ADVANCED(CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE)
     ENDIF(CMAKE_WXWINDOWS_WXCONFIG_EXECUTABLE)
 
-    
-    
+
+
   ELSE(UNIX_STYLE_FIND)
     MESSAGE(STATUS "FindwxWindows.cmake:  Platform unknown/unsupported by FindwxWindows.cmake. It's neither WIN32 nor UNIX")
   ENDIF(UNIX_STYLE_FIND)
@@ -666,13 +681,13 @@ IF(WXWINDOWS_LIBRARIES)
   IF(WXWINDOWS_INCLUDE_DIR OR CMAKE_WXWINDOWS_CXX_FLAGS)
     ## found all we need.
     SET(WXWINDOWS_FOUND 1)
-    
-    ## set deprecated variables for backward compatibility: 
+
+    ## set deprecated variables for backward compatibility:
     SET(CMAKE_WX_CAN_COMPILE   ${WXWINDOWS_FOUND})
     SET(WXWINDOWS_LIBRARY     ${WXWINDOWS_LIBRARIES})
     SET(WXWINDOWS_INCLUDE_PATH ${WXWINDOWS_INCLUDE_DIR})
     SET(WXWINDOWS_LINK_DIRECTORIES ${WXWINDOWS_LINK_DIRECTORIES})
     SET(CMAKE_WX_CXX_FLAGS     ${CMAKE_WXWINDOWS_CXX_FLAGS})
-    
+
   ENDIF(WXWINDOWS_INCLUDE_DIR OR CMAKE_WXWINDOWS_CXX_FLAGS)
 ENDIF(WXWINDOWS_LIBRARIES)