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- /*
- * This file is part of ixemul.library for the Amiga.
- * Copyright (C) 1991, 1992 Markus M. Wild
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Library General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Library General Public License for more details.
- *
- * You should have received a copy of the GNU Library General Public
- * License along with this library; if not, write to the Free
- * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * utimes.c,v 1.1.1.1 1994/04/04 04:30:38 amiga Exp
- *
- * utimes.c,v
- * Revision 1.1.1.1 1994/04/04 04:30:38 amiga
- * Initial CVS check in.
- *
- * Revision 1.1 1992/05/14 19:55:40 mwild
- * Initial revision
- *
- */
-
- #define _KERNEL
- #include "ixemul.h"
- #include "kprintf.h"
-
- static int
- __utimes_func (struct StandardPacket *sp, struct MsgPort *handler,
- BPTR parent_lock,
- BSTR name,
- struct DateStamp *ds, int *no_error)
- {
- sp->sp_Pkt.dp_Type = ACTION_SET_DATE;
- sp->sp_Pkt.dp_Arg1 = 0;
- sp->sp_Pkt.dp_Arg2 = parent_lock;
- sp->sp_Pkt.dp_Arg3 = name;
- sp->sp_Pkt.dp_Arg4 = (long) ds;
-
- PutPacket (handler, sp);
- __wait_sync_packet (sp);
- *no_error = sp->sp_Pkt.dp_Res1 == -1;
-
- /* we want to set the date of the file pointed to, not that of the link */
- return 1;
- }
-
-
- int
- utimes(char *name, struct timeval *tvp)
- {
- struct DateStamp *ds;
- struct timeval tv;
- int result;
-
- if (!tvp)
- /* in this case, fill in the current time */
- syscall (SYS_gettimeofday, & tv, 0);
- else
- /* we have to ignore the value of "accesstime" and only
- * look at "modificationtime", that's tvp[1] */
- tv = tvp[1];
-
- tv.tv_sec -= ix_get_gmt_offset();
- /* long-alignment here could be overkill, but with DOS you never know.. */
- ds = alloca (sizeof (struct DateStamp) + 2);
- ds = LONG_ALIGN (ds);
-
- ds->ds_Days = tv.tv_sec / (24 * 60 * 60);
- /* subtract unix/amigados time offset */
- ds->ds_Days -= 8*365+2;
- tv.tv_sec %= 24 * 60 * 60;
- ds->ds_Minute = tv.tv_sec / 60;
- tv.tv_sec %= 60;
- ds->ds_Tick = (tv.tv_sec * TICKS_PER_SECOND +
- (tv.tv_usec * TICKS_PER_SECOND)/1000000);
-
- result = __plock (name, __utimes_func, ds);
-
- if (! result) errno = __ioerr_to_errno (IoErr ());
- KPRINTF (("&errno = %lx, errno = %ld\n", &errno, errno));
-
- return result == -1 ? 0 : -1;
- }
-