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/**************************************************************************/
/* */
/* OCaml */
/* */
/* 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 Lesser General Public License version 2.1, with the */
/* special exception on linking described in the file LICENSE. */
/* */
/**************************************************************************/
#define CAML_INTERNALS
#include <sys/types.h>
#include <caml/fail.h>
#include <caml/mlvalues.h>
#include <caml/io.h>
#include <caml/signals.h>
#include "caml/unixsupport.h"
#ifdef HAS_UNISTD
#include <unistd.h>
#endif
#ifdef HAS_TRUNCATE
CAMLprim value caml_unix_ftruncate(value fd, value len)
{
int result;
caml_enter_blocking_section();
result = ftruncate(Int_val(fd), Long_val(len));
caml_leave_blocking_section();
if (result == -1) caml_uerror("ftruncate", Nothing);
return Val_unit;
}
CAMLprim value caml_unix_ftruncate_64(value fd, value len)
{
int result;
file_offset ofs = File_offset_val(len);
caml_enter_blocking_section();
result = ftruncate(Int_val(fd), ofs);
caml_leave_blocking_section();
if (result == -1) caml_uerror("ftruncate", Nothing);
return Val_unit;
}
#else
CAMLprim value caml_unix_ftruncate(value fd, value len)
{ caml_invalid_argument("ftruncate not implemented"); }
CAMLprim value caml_unix_ftruncate_64(value fd, value len)
{ caml_invalid_argument("ftruncate not implemented"); }
#endif
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