##=================================================================
#   Copyright (C) 2012 2013 BizStation Corp All rights reserved.
#
#   This program is free software; you can redistribute it and/or
#   modify it under the terms of the GNU General Public License
#   as published by the Free Software Foundation; either version 2
#   of the License, or (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program; if not, write to the Free Software 
#   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  
#   02111-1307, USA.
##=================================================================
## GENERATE SWIG WRAPPER
if(WIN32)
  execute_process(
    ERROR_VARIABLE TRANSACTD_GENERATE_ERROR_VAR
    COMMAND "@SWIG_GEN_CMD_WIN@"
  )
else()
  get_filename_component(TRANSACTD_PHP_PATH "@SWIG_NATIVE_OUTFILE@" PATH)
  file(TO_CMAKE_PATH "${TRANSACTD_PHP_PATH}/transactd.php" TRANSACTD_PHP_PATH)
  ## generate correct transactd.php
  if(NOT EXISTS "${TRANSACTD_PHP_PATH}.correct")
    MESSAGE("Generating ${TRANSACTD_PHP_PATH}.correct ...")
    execute_process(
      COMMAND ${CMAKE_COMMAND} -E copy_if_different "@SWIG_INTERFACE_FILE@" "@SWIG_INTERFACE_FILE@.org")
    execute_process(
      COMMAND grep -v "^%newobj" "@SWIG_INTERFACE_FILE@.org"
      OUTPUT_FILE "@SWIG_INTERFACE_FILE@")
    execute_process(
      ERROR_VARIABLE TRANSACTD_GENERATE_ERROR_VAR
      COMMAND swig -c++ -php5 -I@SWIG_INC_PATH1@ -I@SWIG_INC_PATH2@ -o @SWIG_NATIVE_OUTFILE@ @SWIG_INTERFACE_FILE@)
    execute_process(
      COMMAND ${CMAKE_COMMAND} -E copy_if_different "${TRANSACTD_PHP_PATH}" "${TRANSACTD_PHP_PATH}.correct")
    execute_process(
      COMMAND ${CMAKE_COMMAND} -E copy_if_different "@SWIG_INTERFACE_FILE@.org" "@SWIG_INTERFACE_FILE@")
    execute_process(
      COMMAND ${CMAKE_COMMAND} -E remove "@SWIG_INTERFACE_FILE@.org")
  endif()
  ## generate wrapper cpp
  execute_process(
    ERROR_VARIABLE TRANSACTD_GENERATE_ERROR_VAR
    COMMAND swig -c++ -php5 -I@SWIG_INC_PATH1@ -I@SWIG_INC_PATH2@ -o @SWIG_NATIVE_OUTFILE@ @SWIG_INTERFACE_FILE@)
  ## overwrite with correct transactd.php
  execute_process(
    COMMAND ${CMAKE_COMMAND} -E copy_if_different "${TRANSACTD_PHP_PATH}.correct" "${TRANSACTD_PHP_PATH}")
endif()

if("${TRANSACTD_GENERATE_ERROR_VAR}" STREQUAL "")
else()
  message(STATUS ${TRANSACTD_GENERATE_ERROR_VAR})
endif()