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/***********************************************************************/
/* */
/* Objective Caml */
/* */
/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1996 Institut National de Recherche en Informatique et */
/* Automatique. Distributed only by permission. */
/* */
/***********************************************************************/
/* $Id$ */
#include <mlvalues.h>
#include <alloc.h>
#include "unix.h"
#ifdef HAS_UNISTD
#include <unistd.h>
#else
#include <sys/file.h>
#ifndef R_OK
#define R_OK 4/* test for read permission */
#define W_OK 2/* test for write permission */
#define X_OK 1/* test for execute (search) permission */
#define F_OK 0/* test for presence of file */
#endif
#endif
static int access_permission_table[] = {
R_OK, W_OK, X_OK, F_OK
};
value unix_access(path, perms) /* ML */
value path, perms;
{
int ret;
ret = access(String_val(path),
convert_flag_list(perms, access_permission_table));
if (ret == -1)
uerror("access", path);
return Val_unit;
}
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