ocaml/otherlibs/unix/getcwd.c

59 lines
1.6 KiB
C

/***********************************************************************/
/* */
/* Objective Caml */
/* */
/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1996 Institut National de Recherche en Informatique et */
/* en Automatique. All rights reserved. This file is distributed */
/* under the terms of the GNU Library General Public License, with */
/* the special exception on linking described in file ../../LICENSE. */
/* */
/***********************************************************************/
/* $Id$ */
#include <mlvalues.h>
#include <alloc.h>
#include <fail.h>
#include "unixsupport.h"
#if !defined (_WIN32) && !macintosh
#include <sys/param.h>
#endif
#ifndef PATH_MAX
#ifdef MAXPATHLEN
#define PATH_MAX MAXPATHLEN
#else
#define PATH_MAX 512
#endif
#endif
#ifdef HAS_GETCWD
CAMLprim value unix_getcwd(value unit)
{
char buff[PATH_MAX];
if (getcwd(buff, sizeof(buff)) == 0) uerror("getcwd", Nothing);
return copy_string(buff);
}
#else
#ifdef HAS_GETWD
CAMLprim value unix_getcwd(value unit)
{
char buff[PATH_MAX];
if (getwd(buff) == 0) uerror("getcwd", copy_string(buff));
return copy_string(buff);
}
#else
CAMLprim value unix_getcwd(value unit)
{ invalid_argument("getcwd not implemented"); }
#endif
#endif