#!/usr/bin/env python3
#   IRPF90 is a Fortran90 preprocessor written in Python for programming using
#   the Implicit Reference to Parameters (IRP) method.
#   Copyright (C) 2009 Anthony SCEMAMA 
#
#   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.,
#   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
#   Anthony Scemama
#   LCPQ - IRSAMC - CNRS
#   Universite Paul Sabatier
#   118, route de Narbonne      
#   31062 Toulouse Cedex 4      
#   scemama@irsamc.ups-tlse.fr


from irpf90_t import *
from util import *
from variables import variables
from modules import modules

FILENAME=irpdir+'irp_touches.irp.F90'

def create():
  out = []
  l = list(variables.keys())
  l.sort
  main_modules = [x for x in modules if modules[x].is_main]
  finalize = "subroutine irp_finalize_%s\n"%(irp_id)
  for m in [x for x in modules if not modules[x].is_main]:
    finalize += " use %s\n"%(modules[m].name)
  for v in l:
    var = variables[v]
    var_in_main = False
    for m in main_modules:
      if var.fmodule == modules[m].name:
        var_in_main = True
        break
    if not var_in_main:
      if var.is_touched:
        out += var.toucher
      if var.dim != []:
        finalize += "  if (allocated(%s)) then\n"%v
        finalize += "    %s_is_built = .False.\n"%var.same_as
        finalize += "    deallocate(%s)\n"%v
        finalize += "  endif\n"
  finalize += "end\n"


  if out != []:
    out = ["%s\n"%(x) for x in out]

  out += finalize
  
  if not same_file(FILENAME,out):
    file = open(FILENAME,'w')
    file.writelines(out)
    file.close()

if __name__ == '__main__':
  create()