X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=include%2Fvlc_mtime.h;h=ab89a972120c8ee3f45d9823994eac584f8fe527;hb=5850dd1370c705b5cde2d6381b7feaedecec6b2e;hp=46b666a63bfe08ae52d9249e348816cd91e83b29;hpb=6f258887aa634d8cceaf9797779521dfd8340be2;p=vlc diff --git a/include/vlc_mtime.h b/include/vlc_mtime.h index 46b666a63b..ab89a97212 100644 --- a/include/vlc_mtime.h +++ b/include/vlc_mtime.h @@ -9,24 +9,24 @@ * '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 * - * 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 @@ -55,68 +55,8 @@ * 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 *****************************************************************************/