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BUG: Fix for issue #5193. Base result of FindMFC.cmake mostly on a TRY_COMPILE result. Gives accurate answer about whether MFC is available.

This commit is contained in:
David Cole 2008-10-10 17:43:56 -04:00
parent c3976b0283
commit f1f168371a
1 changed files with 40 additions and 12 deletions
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52
Modules/FindMFC.cmake
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@ -1,19 +1,47 @@
# - Find MFC on Windows
# Find the native MFC - i.e. decide if this is an MS VC box.
# Find the native MFC - i.e. decide if an application can link to the MFC
# libraries.
# MFC_FOUND - Was MFC support found
# You don't need to include anything or link anything to use it.
# Assume no MFC support
SET( MFC_FOUND "NO" )
# Add MFC support if win32 and not cygwin and not borland
IF( WIN32 )
IF( NOT CYGWIN )
IF( NOT BORLAND )
IF( NOT MINGW )
SET( MFC_FOUND "YES" )
ENDIF( NOT MINGW )
ENDIF( NOT BORLAND )
ENDIF( NOT CYGWIN )
ENDIF( WIN32 )
SET(MFC_FOUND "NO")
# Only attempt the try_compile call if it has a chance to succeed:
SET(MFC_ATTEMPT_TRY_COMPILE 0)
IF(WIN32 AND NOT UNIX AND NOT BORLAND AND NOT MINGW)
SET(MFC_ATTEMPT_TRY_COMPILE 1)
ENDIF(WIN32 AND NOT UNIX AND NOT BORLAND AND NOT MINGW)
IF(MFC_ATTEMPT_TRY_COMPILE)
IF("MFC_HAVE_MFC" MATCHES "^MFC_HAVE_MFC$")
SET(CHECK_INCLUDE_FILE_VAR "afxwin.h")
CONFIGURE_FILE(${CMAKE_ROOT}/Modules/CheckIncludeFile.cxx.in
${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CheckIncludeFile.cxx)
MESSAGE(STATUS "Looking for MFC")
TRY_COMPILE(MFC_HAVE_MFC
${CMAKE_BINARY_DIR}
${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/CheckIncludeFile.cxx
CMAKE_FLAGS
-DCMAKE_MFC_FLAG:STRING=2
-DCOMPILE_DEFINITIONS:STRING=-D_AFXDLL
OUTPUT_VARIABLE OUTPUT)
IF(MFC_HAVE_MFC)
MESSAGE(STATUS "Looking for MFC - found")
SET(MFC_HAVE_MFC 1 CACHE INTERNAL "Have MFC?")
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
"Determining if MFC exists passed with the following output:\n"
"${OUTPUT}\n\n")
ELSE(MFC_HAVE_MFC)
MESSAGE(STATUS "Looking for MFC - not found")
SET(MFC_HAVE_MFC 0 CACHE INTERNAL "Have MFC?")
FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Determining if MFC exists failed with the following output:\n"
"${OUTPUT}\n\n")
ENDIF(MFC_HAVE_MFC)
ENDIF("MFC_HAVE_MFC" MATCHES "^MFC_HAVE_MFC$")
IF(MFC_HAVE_MFC)
SET(MFC_FOUND "YES")
ENDIF(MFC_HAVE_MFC)
ENDIF(MFC_ATTEMPT_TRY_COMPILE)