/*
    --------------------------------------------------------
    LIA_PHON : Un systeme complet de phonetisation de textes
    --------------------------------------------------------

    Copyright (C) 2001 FREDERIC BECHET

    ..................................................................

    This file is part of LIA_PHON

    LIA_PHON 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
    ..................................................................

    For any publication related to scientific work using LIA_PHON,
    the following reference paper must be mentioned in the bibliography: 
        
    Bechet F., 2001, "LIA_PHON - Un systeme complet de phonetisation
    de textes", revue Traitement Automatique des Langues (T.A.L.)
    volume 42, numero 1/2001, edition Hermes
    ..................................................................
                              
    Contact :
              FREDERIC BECHET - LIA - UNIVERSITE D'AVIGNON
              AGROPARC BP1228 84911  AVIGNON  CEDEX 09  FRANCE
              frederic.bechet@lia.univ-avignon.fr
    ..................................................................
*/
/*  Permet d'eliminer d'un corpus tous les mots constitues
    uniquement de signes n'etant ni des lettres, ni des chiffres,
    ni des symboles autorises
    Entree : stdin
    Sortie : stdout  */
/*  FRED 0199  */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>

#define SiMajuscule(c)  ((((c)>='A')&&((c)<='Z'))?1:0)
#define SiMinuscule(c)  ((((c)>='a')&&((c)<='z'))?1:0)
#define SiChiffre(c)    ((((c)>='0')&&((c)<='9'))?1:0)
#define SiSymbole(c)	((((c)=='$')||((c)=='%')||((c)=='&')||((c)=='+'))?1:0)

#define TailleLigne 8000

int main(argc,argv)
 int argc;
 char **argv;
{
char ch[TailleLigne],*pt;
int n,cont;

if ((argc>1)&&(!strcmp(argv[1],"-h")))
 {
 fprintf(stderr,"Syntaxe : %s [-h] < stdin > stdout\n\
 \t Permet d'eliminer d'un corpus tous les mots constitues\n\
 \t uniquement de signes n'etant ni des lettres, ni des chiffres,\n\
 \t ni des symboles autorises (dans la macro 'SiSymbole').\n\
 \t Entree : stdin  -  Sortie : stdout\n",argv[0]);
 exit(0);
 }

while(fgets(ch,TailleLigne,stdin))
 for(pt=strtok(ch," \t");pt;pt=strtok(NULL," \t"))
  {
  for(n=0,cont=1;(pt[n])&&(cont);n++)
   if ((SiMajuscule(pt[n]))||(SiMinuscule(pt[n]))||
       (SiChiffre(pt[n]))||(SiSymbole(pt[n]))) cont=0;
  if (cont==0)
   {
   printf("%s",pt);
   if (pt[strlen(pt)-1]!='\n') printf(" ");
   }
  else
   if (pt[strlen(pt)-1]=='\n') printf("\n");
  }

exit(0); 
}