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/* This is file GETCWD.C */
/*
** Copyright (C) 1991 DJ Delorie, 24 Kirsten Ave, Rochester NH 03867-2954
**
** This file is distributed under the terms listed in the document
** "copying.dj", available from DJ Delorie at the address above.
** A copy of "copying.dj" should accompany this file; if not, a copy
** should be available from where this file was obtained.  This file
** may not be distributed without a verbatim copy of "copying.dj".
**
** This file is distributed WITHOUT ANY WARRANTY; without even the implied
** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
 
#include <errno.h>
 
char *getcwd(char *buf, int n)
{
  char tmp[90];
  getwd(tmp);
  if (strlen(tmp)+1 > n)
  {
    errno = ERANGE;
    return 0;
  }
  if (buf == 0)
  {
    buf = malloc(n);
    if (buf == 0)
    {
      errno = ENOMEM;
      return 0;
    }
  }
  strcpy(buf, tmp);
  return buf;
}