cpdf-source/gettimeofday.c

37 lines
1.4 KiB
C

/***********************************************************************/
/* */
/* 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 Library General Public License, with */
/* the special exception on linking described in file ../../LICENSE. */
/* */
/***********************************************************************/
#include <caml/mlvalues.h>
#include <caml/alloc.h>
#include <caml/fail.h>
#include "unixsupport.h"
#ifdef HAS_GETTIMEOFDAY
#include <sys/types.h>
#include <sys/time.h>
CAMLprim value unix_gettimeofday(value unit)
{
struct timeval tp;
if (gettimeofday(&tp, NULL) == -1) uerror("gettimeofday", Nothing);
return copy_double((double) tp.tv_sec + (double) tp.tv_usec / 1e6);
}
#else
CAMLprim value unix_gettimeofday(value unit)
{ invalid_argument("gettimeofday not implemented"); }
#endif