libgloss/m68k/io-gettimeofday.c

   1 /*
   2  * io-gettimeofday.c --
   3  *
   4  * Copyright (c) 2006 CodeSourcery Inc
   5  *
   6  * The authors hereby grant permission to use, copy, modify, distribute,
   7  * and license this software and its documentation for any purpose, provided
   8  * that existing copyright notices are retained in all copies and that this
   9  * notice is included verbatim in any distributions. No written agreement,
  10  * license, or royalty fee is required for any of the authorized uses.
  11  * Modifications to this software may be copyrighted by their authors
  12  * and need not follow the licensing terms described here, provided that
  13  * the new terms are clearly indicated on the first page of each file where
  14  * they apply.
  15  */
  16
  17 #include <sys/time.h>
  18 #include <errno.h>
  19 #define IO gettimeofday
  20 #include "io.h"
  21
  22 /*
  23  * gettimeofday -- get the current time
  24  * input parameters:
  25  *   0 : timeval ptr
  26  * output parameters:
  27  *   0 : result
  28  *   1 : errno
  29  */
  30
  31 int gettimeofday (struct timeval *tv, void *tzvp)
  32 {
  33 #if HOSTED
  34   gdb_parambuf_t parameters;
  35   struct gdb_timeval gtv;
  36   struct timezone *tz = tzvp;
  37   if (!tv)
  38     return 0;
  39   if (tz)
  40     {
  41       errno = EINVAL;
  42       return -1;
  43     }
  44   parameters[0] = (uint32_t) &gtv;
  45   __hosted (HOSTED_GETTIMEOFDAY, parameters);
  46   __hosted_from_gdb_timeval (&gtv, tv);
  47   errno = __hosted_from_gdb_errno (parameters[1]);
  48   return parameters[0];
  49 #else
  50   errno = ENOSYS;
  51   return -1;
  52 #endif
  53 }