/*
 * Grace - GRaphing, Advanced Computation and Exploration of data
 * 
 * Home page: http://plasma-gate.weizmann.ac.il/Grace/
 * 
 * Copyright (c) 1996-2002 Grace Development Team
 * 
 * Maintained by Evgeny Stambulchik
 * 
 * 
 *                           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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

/*
 * file utils
 */

#include <string.h>

#include "grace/base.h"

/* replacement for fgets() to fix up reading DOS text files */
char *grace_fgets(char *s, int size, FILE *stream) {
    int  slen;
    char *endptr;

    s = fgets(s, size, stream);
    if (!s) {
        return NULL;
    }

    slen = strlen(s);
    if (slen >= 2) {
        endptr = s + slen - 2;
        /* check for DOS ending "\r\n" */
        if (*endptr == '\r') {
            /* 'move' un*x string tail "\n\0" one char forward */
            *endptr     = '\n';
            *(endptr+1) = '\0';
        }
    }
    return s;
}