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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;

}