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setenv.c

/*
 * Copyright (C) 2001 Alan Robertson <alanr@unix.sh>
 * This software licensed under the GNU LGPL.
 *
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library 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
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */
#include <pygui_internal.h>
#include <stdlib.h>
#include <stdio.h>

/*
 *    Small replacement function for setenv()
 */
int
setenv(const char *name, const char * value, int why)
{
      int rc = -1;

      if ( name && value ) {
            char * envp = NULL;
            envp = malloc(strlen(name)+strlen(value)+2);
            if (envp) {
                  /*
                   * Unfortunately, the putenv API guarantees memory leaks when
                   * changing environment variables repeatedly...   :-(
                   */

                  sprintf(envp, "%s=%s", name, value);

                  /* Cannot free envp (!) */
                  rc = putenv(envp);
            }
      
      }
      return(rc);
}

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