[CMake] Generating Source Files

[Jeremy Cowgar]

Bill Hoffman wrote:
> The file that is produced by the execute_process needs to be the one 
> that is included by cmake.   The idea was:
>
> if( file.cmake does not exist or it is older than eu core files)
>    generate file.cmake
>
> include(file.cmake)

It is included... It's included after the EXECUTE_PROCESS call.... 
int.cmake is generated from the EXECUTE_PROCESS call.

Jeremy

SET( INT_BUILD_DIR "${CMAKE_BINARY_DIR}/source/interpreter" )

SET( EU_CORE_UPDATE 0 )
FOREACH( file ${EU_CORE_FILES} )
  IF( "${CMAKE_SOURCE_DIR}/source/${file}" IS_NEWER_THAN 
"${INT_BUILD_DIR}/int.cmake" )
    SET( EU_CORE_UPDATE 1 )
  ENDIF()
ENDFOREACH()

IF( EU_CORE_UPDATE )
  MESSAGE( "Translating interpreter..." )
  EXECUTE_PROCESS(
    COMMAND ${TRANSLATOR} -cmakefile "${CMAKE_SOURCE_DIR}/source/int.ex"
    WORKING_DIRECTORY "${CMAKE_BINARY_DIR}/source/interpreter" )
ENDIF()

INCLUDE( "${INT_BUILD_DIR}/int.cmake" )

IF( WIN32 )
  FIND_LIBRARY( WINSOCK_LIB ws2_32 PATHS "$ENV{WATCOM}/lib386/nt")
  IF( NOT WINSOCK_LIB )
    MESSAGE( FATAL_ERROR  "Could not located the winsock library (ws2_32)")
  ENDIF()

  ADD_EXECUTABLE( eui WIN32 ${INT_SOURCES} )
  TARGET_LINK_LIBRARIES( eui eu_back eu_back_magic ${WINSOCK_LIB} )

  IF( WATCOM )
    SET_TARGET_PROPERTIES( eui  PROPERTIES LINK_FLAGS ${LINK_FLAGS} )
    #SET_TARGET_PROPERTIES( euc PROPERTIES LINK_FLAGS " SYS nt_win " )
    #SET_TARGET_PROPERTIES( eub PROPERTIES LINK_FLAGS " SYS nt_win " )
  ENDIF( WATCOM )
ENDIF()