From 3562e78743202e43aec8727005182a2558117eca Mon Sep 17 00:00:00 2001 From: marha Date: Sun, 28 Jun 2009 22:07:26 +0000 Subject: Checked in the following released items: xkeyboard-config-1.4.tar.gz ttf-bitstream-vera-1.10.tar.gz font-alias-1.0.1.tar.gz font-sun-misc-1.0.0.tar.gz font-sun-misc-1.0.0.tar.gz font-sony-misc-1.0.0.tar.gz font-schumacher-misc-1.0.0.tar.gz font-mutt-misc-1.0.0.tar.gz font-misc-misc-1.0.0.tar.gz font-misc-meltho-1.0.0.tar.gz font-micro-misc-1.0.0.tar.gz font-jis-misc-1.0.0.tar.gz font-isas-misc-1.0.0.tar.gz font-dec-misc-1.0.0.tar.gz font-daewoo-misc-1.0.0.tar.gz font-cursor-misc-1.0.0.tar.gz font-arabic-misc-1.0.0.tar.gz font-winitzki-cyrillic-1.0.0.tar.gz font-misc-cyrillic-1.0.0.tar.gz font-cronyx-cyrillic-1.0.0.tar.gz font-screen-cyrillic-1.0.1.tar.gz font-xfree86-type1-1.0.1.tar.gz font-adobe-utopia-type1-1.0.1.tar.gz font-ibm-type1-1.0.0.tar.gz font-bitstream-type1-1.0.0.tar.gz font-bitstream-speedo-1.0.0.tar.gz font-bh-ttf-1.0.0.tar.gz font-bh-type1-1.0.0.tar.gz font-bitstream-100dpi-1.0.0.tar.gz font-bh-lucidatypewriter-100dpi-1.0.0.tar.gz font-bh-100dpi-1.0.0.tar.gz font-adobe-utopia-100dpi-1.0.1.tar.gz font-adobe-100dpi-1.0.0.tar.gz font-util-1.0.1.tar.gz font-bitstream-75dpi-1.0.0.tar.gz font-bh-lucidatypewriter-75dpi-1.0.0.tar.gz font-adobe-utopia-75dpi-1.0.1.tar.gz font-bh-75dpi-1.0.0.tar.gz bdftopcf-1.0.1.tar.gz font-adobe-75dpi-1.0.0.tar.gz mkfontscale-1.0.6.tar.gz openssl-0.9.8k.tar.gz bigreqsproto-1.0.2.tar.gz xtrans-1.2.2.tar.gz resourceproto-1.0.2.tar.gz inputproto-1.4.4.tar.gz compositeproto-0.4.tar.gz damageproto-1.1.0.tar.gz zlib-1.2.3.tar.gz xkbcomp-1.0.5.tar.gz freetype-2.3.9.tar.gz pthreads-w32-2-8-0-release.tar.gz pixman-0.12.0.tar.gz kbproto-1.0.3.tar.gz evieext-1.0.2.tar.gz fixesproto-4.0.tar.gz recordproto-1.13.2.tar.gz randrproto-1.2.2.tar.gz scrnsaverproto-1.1.0.tar.gz renderproto-0.9.3.tar.gz xcmiscproto-1.1.2.tar.gz fontsproto-2.0.2.tar.gz xextproto-7.0.3.tar.gz xproto-7.0.14.tar.gz libXdmcp-1.0.2.tar.gz libxkbfile-1.0.5.tar.gz libfontenc-1.0.4.tar.gz libXfont-1.3.4.tar.gz libX11-1.1.5.tar.gz libXau-1.0.4.tar.gz libxcb-1.1.tar.gz xorg-server-1.5.3.tar.gz --- pthreads/sched_get_priority_max.c | 134 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 134 insertions(+) create mode 100644 pthreads/sched_get_priority_max.c (limited to 'pthreads/sched_get_priority_max.c') diff --git a/pthreads/sched_get_priority_max.c b/pthreads/sched_get_priority_max.c new file mode 100644 index 000000000..cabf2320a --- /dev/null +++ b/pthreads/sched_get_priority_max.c @@ -0,0 +1,134 @@ +/* + * sched_get_priority_max.c + * + * Description: + * POSIX thread functions that deal with thread scheduling. + * + * -------------------------------------------------------------------------- + * + * Pthreads-win32 - POSIX Threads Library for Win32 + * Copyright(C) 1998 John E. Bossom + * Copyright(C) 1999,2005 Pthreads-win32 contributors + * + * Contact Email: rpj@callisto.canberra.edu.au + * + * The current list of contributors is contained + * in the file CONTRIBUTORS included with the source + * code distribution. The list can also be seen at the + * following World Wide Web location: + * http://sources.redhat.com/pthreads-win32/contributors.html + * + * This library 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 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library in the file COPYING.LIB; + * if not, write to the Free Software Foundation, Inc., + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA + */ + +#include "pthread.h" +#include "implement.h" +#include "sched.h" + +/* + * On Windows98, THREAD_PRIORITY_LOWEST is (-2) and + * THREAD_PRIORITY_HIGHEST is 2, and everything works just fine. + * + * On WinCE 3.0, it so happen that THREAD_PRIORITY_LOWEST is 5 + * and THREAD_PRIORITY_HIGHEST is 1 (yes, I know, it is funny: + * highest priority use smaller numbers) and the following happens: + * + * sched_get_priority_min() returns 5 + * sched_get_priority_max() returns 1 + * + * The following table shows the base priority levels for combinations + * of priority class and priority value in Win32. + * + * Process Priority Class Thread Priority Level + * ----------------------------------------------------------------- + * 1 IDLE_PRIORITY_CLASS THREAD_PRIORITY_IDLE + * 1 BELOW_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_IDLE + * 1 NORMAL_PRIORITY_CLASS THREAD_PRIORITY_IDLE + * 1 ABOVE_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_IDLE + * 1 HIGH_PRIORITY_CLASS THREAD_PRIORITY_IDLE + * 2 IDLE_PRIORITY_CLASS THREAD_PRIORITY_LOWEST + * 3 IDLE_PRIORITY_CLASS THREAD_PRIORITY_BELOW_NORMAL + * 4 IDLE_PRIORITY_CLASS THREAD_PRIORITY_NORMAL + * 4 BELOW_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_LOWEST + * 5 IDLE_PRIORITY_CLASS THREAD_PRIORITY_ABOVE_NORMAL + * 5 BELOW_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_BELOW_NORMAL + * 5 Background NORMAL_PRIORITY_CLASS THREAD_PRIORITY_LOWEST + * 6 IDLE_PRIORITY_CLASS THREAD_PRIORITY_HIGHEST + * 6 BELOW_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_NORMAL + * 6 Background NORMAL_PRIORITY_CLASS THREAD_PRIORITY_BELOW_NORMAL + * 7 BELOW_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_ABOVE_NORMAL + * 7 Background NORMAL_PRIORITY_CLASS THREAD_PRIORITY_NORMAL + * 7 Foreground NORMAL_PRIORITY_CLASS THREAD_PRIORITY_LOWEST + * 8 BELOW_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_HIGHEST + * 8 NORMAL_PRIORITY_CLASS THREAD_PRIORITY_ABOVE_NORMAL + * 8 Foreground NORMAL_PRIORITY_CLASS THREAD_PRIORITY_BELOW_NORMAL + * 8 ABOVE_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_LOWEST + * 9 NORMAL_PRIORITY_CLASS THREAD_PRIORITY_HIGHEST + * 9 Foreground NORMAL_PRIORITY_CLASS THREAD_PRIORITY_NORMAL + * 9 ABOVE_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_BELOW_NORMAL + * 10 Foreground NORMAL_PRIORITY_CLASS THREAD_PRIORITY_ABOVE_NORMAL + * 10 ABOVE_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_NORMAL + * 11 Foreground NORMAL_PRIORITY_CLASS THREAD_PRIORITY_HIGHEST + * 11 ABOVE_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_ABOVE_NORMAL + * 11 HIGH_PRIORITY_CLASS THREAD_PRIORITY_LOWEST + * 12 ABOVE_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_HIGHEST + * 12 HIGH_PRIORITY_CLASS THREAD_PRIORITY_BELOW_NORMAL + * 13 HIGH_PRIORITY_CLASS THREAD_PRIORITY_NORMAL + * 14 HIGH_PRIORITY_CLASS THREAD_PRIORITY_ABOVE_NORMAL + * 15 HIGH_PRIORITY_CLASS THREAD_PRIORITY_HIGHEST + * 15 HIGH_PRIORITY_CLASS THREAD_PRIORITY_TIME_CRITICAL + * 15 IDLE_PRIORITY_CLASS THREAD_PRIORITY_TIME_CRITICAL + * 15 BELOW_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_TIME_CRITICAL + * 15 NORMAL_PRIORITY_CLASS THREAD_PRIORITY_TIME_CRITICAL + * 15 ABOVE_NORMAL_PRIORITY_CLASS THREAD_PRIORITY_TIME_CRITICAL + * 16 REALTIME_PRIORITY_CLASS THREAD_PRIORITY_IDLE + * 17 REALTIME_PRIORITY_CLASS -7 + * 18 REALTIME_PRIORITY_CLASS -6 + * 19 REALTIME_PRIORITY_CLASS -5 + * 20 REALTIME_PRIORITY_CLASS -4 + * 21 REALTIME_PRIORITY_CLASS -3 + * 22 REALTIME_PRIORITY_CLASS THREAD_PRIORITY_LOWEST + * 23 REALTIME_PRIORITY_CLASS THREAD_PRIORITY_BELOW_NORMAL + * 24 REALTIME_PRIORITY_CLASS THREAD_PRIORITY_NORMAL + * 25 REALTIME_PRIORITY_CLASS THREAD_PRIORITY_ABOVE_NORMAL + * 26 REALTIME_PRIORITY_CLASS THREAD_PRIORITY_HIGHEST + * 27 REALTIME_PRIORITY_CLASS 3 + * 28 REALTIME_PRIORITY_CLASS 4 + * 29 REALTIME_PRIORITY_CLASS 5 + * 30 REALTIME_PRIORITY_CLASS 6 + * 31 REALTIME_PRIORITY_CLASS THREAD_PRIORITY_TIME_CRITICAL + * + * Windows NT: Values -7, -6, -5, -4, -3, 3, 4, 5, and 6 are not supported. + */ + + +int +sched_get_priority_max (int policy) +{ + if (policy < SCHED_MIN || policy > SCHED_MAX) + { + errno = EINVAL; + return -1; + } + +#if (THREAD_PRIORITY_LOWEST > THREAD_PRIORITY_NORMAL) + /* WinCE? */ + return PTW32_MAX (THREAD_PRIORITY_IDLE, THREAD_PRIORITY_TIME_CRITICAL); +#else + /* This is independent of scheduling policy in Win32. */ + return PTW32_MAX (THREAD_PRIORITY_IDLE, THREAD_PRIORITY_TIME_CRITICAL); +#endif +} -- cgit v1.2.3