* 'm' stands for 'micro', since maximum resolution is the microsecond.
* Functions prototyped are implemented in interface/mtime.c.
*****************************************************************************
- * Copyright (C) 1996, 1997, 1998, 1999, 2000 the VideoLAN team
+ * Copyright (C) 1996, 1997, 1998, 1999, 2000 VLC authors and VideoLAN
* $Id$
*
* Authors: Vincent Seguin <seguin@via.ecp.fr>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifndef __VLC_MTIME_H
* Prototypes
*****************************************************************************/
VLC_API char * mstrtime( char *psz_buffer, mtime_t date );
-VLC_API mtime_t mdate( void );
-VLC_API void mwait( mtime_t date );
-VLC_API void msleep( mtime_t delay );
VLC_API char * secstotimestr( char *psz_buffer, int32_t secs );
-# define VLC_HARD_MIN_SLEEP 10000 /* 10 milliseconds = 1 tick at 100Hz */
-
-#if defined (__GNUC__) \
- && ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3))
-/* Linux has 100, 250, 300 or 1000Hz
- *
- * HZ=100 by default on FreeBSD, but some architectures use a 1000Hz timer
- */
-# define VLC_SOFT_MIN_SLEEP 9000000 /* 9 seconds */
-
-static
-__attribute__((unused))
-__attribute__((noinline))
-__attribute__((error("sorry, cannot sleep for such short a time")))
-mtime_t impossible_delay( mtime_t delay )
-{
- (void) delay;
- return VLC_HARD_MIN_SLEEP;
-}
-
-static
-__attribute__((unused))
-__attribute__((noinline))
-__attribute__((warning("use proper event handling instead of short delay")))
-mtime_t harmful_delay( mtime_t delay )
-{
- return delay;
-}
-
-# define check_delay( d ) \
- ((__builtin_constant_p(d < VLC_HARD_MIN_SLEEP) \
- && (d < VLC_HARD_MIN_SLEEP)) \
- ? impossible_delay(d) \
- : ((__builtin_constant_p(d < VLC_SOFT_MIN_SLEEP) \
- && (d < VLC_SOFT_MIN_SLEEP)) \
- ? harmful_delay(d) \
- : d))
-
-static
-__attribute__((unused))
-__attribute__((noinline))
-__attribute__((error("deadlines can not be constant")))
-mtime_t impossible_deadline( mtime_t deadline )
-{
- return deadline;
-}
-
-# define check_deadline( d ) \
- (__builtin_constant_p(d) ? impossible_deadline(d) : d)
-#else
-# define check_delay(d) (d)
-# define check_deadline(d) (d)
-#endif
-
-#define msleep(d) msleep(check_delay(d))
-#define mwait(d) mwait(check_deadline(d))
-
/*****************************************************************************
* date_t: date incrementation without long-term rounding errors
*****************************************************************************/