#!/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 util import *
from subroutine import *
from variables import variables
from variable  import Variable
from irpf90_t import *

def create_subroutines():
  from preprocessed_text import preprocessed_text
  result = {}
  for filename, text in preprocessed_text:
    buffer = []
    inside = False
    for line in text:
      if type(line) in [ Subroutine, Function ]:
        inside = True
      if inside:
        buffer.append(line)
      if isinstance(line,End):
        if inside:
         v = Sub(buffer)
         result[v.name] = v
         buffer = []
        inside = False
  return result

def create_called_by(subs,vars):
  for s in list(subs.values()) + list(vars.values()):
    if type(s) == Variable and s.same_as != s.name:
        continue
    for x in s.calls:
      try:
        subs[x].called_by.append(s.name)
      except KeyError:
        pass

  for s in list(subs.values()):
    s.called_by = make_single(s.called_by)
    s.called_by.sort()
    
subroutines = create_subroutines()
create_called_by(subroutines,variables)

if __name__ == '__main__':
  for v in list(subroutines.keys()):
    print(v)