glibc/linuxthreads/queue.h
Ulrich Drepper ce75c139ac Update.
2000-01-12  Ulrich Drepper  <drepper@cygnus.com>

	* iconvdata/gconv-modules: Add aliases ISO-IR-199 and ISO-IR-203.
	Reported by Bruno Haible <haible@ilog.fr>.

2000-01-11  Andreas Schwab  <schwab@suse.de>

	* sysdeps/i386/fpu/libm-test-ulps: Adjust some epsilons.

2000-01-10  Thorsten Kukuk  <kukuk@suse.de>

	* nss/getent.c: Add ipv6 support for hosts.

2000-01-05  Philip Blundell  <pb@futuretv.com>

	* sysdeps/unix/sysv/linux/arm/Versions: Add getrlimit, setrlimit,
	getrlimit64, setrlimit64 for GLIBC_2.1.3.
	* sysdeps/unix/sysv/linux/arm/syscalls.list: Add oldgetrlimit,
	oldsetrlimit.
	* sysdeps/unix/sysv/linux/arm/oldsetrlimit64.c: New file.
	* sysdeps/unix/sysv/linux/arm/oldgetrlimit64.c: Likewise.
	* sysdeps/unix/sysv/linux/arm/setrlimit64.c: Likewise.
	* sysdeps/unix/sysv/linux/arm/getrlimit64.c: Likewise.
	* sysdeps/unix/sysv/linux/arm/setrlimit.c: Likewise.
	* sysdeps/unix/sysv/linux/arm/getrlimit.c: Likewise.

	* sysdeps/unix/sysv/linux/arm/Makefile [subdir=resource]
	(sysdep_routines): Add oldgetrlimit64, oldsetrlimit64.
	[subdir=misc] (sysdep_headers): Add sys/elf.h.

2000-01-09  Andreas Jaeger  <aj@suse.de>

	* manual/install.texi (Tools for Compilation): Update required
	compiler version.
	(Configuring and compiling): Restore old comments about
	configparms; modify to reflect current usage.

2000-01-09  Philip Blundell  <philb@gnu.org>

	* sysdeps/posix/getaddrinfo.c (gaih_inet): Don't attempt name
	resolution if the hints included AI_NUMERICHOST.
2000-01-12 11:39:14 +00:00

62 lines
2.0 KiB
C

/* Linuxthreads - a simple clone()-based implementation of Posix */
/* threads for Linux. */
/* Copyright (C) 1996 Xavier Leroy (Xavier.Leroy@inria.fr) */
/* */
/* This program 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 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 Library General Public License for more details. */
/* Waiting queues */
/* Waiting queues are represented by lists of thread descriptors
linked through their p_nextwaiting field. The lists are kept
sorted by decreasing priority, and then decreasing waiting time. */
static inline void enqueue(pthread_descr * q, pthread_descr th)
{
int prio = th->p_priority;
ASSERT(th->p_nextwaiting == NULL);
for (; *q != NULL; q = &((*q)->p_nextwaiting)) {
if (prio > (*q)->p_priority) {
th->p_nextwaiting = *q;
*q = th;
return;
}
}
*q = th;
}
static inline pthread_descr dequeue(pthread_descr * q)
{
pthread_descr th;
th = *q;
if (th != NULL) {
*q = th->p_nextwaiting;
th->p_nextwaiting = NULL;
}
return th;
}
static inline int remove_from_queue(pthread_descr * q, pthread_descr th)
{
for (; *q != NULL; q = &((*q)->p_nextwaiting)) {
if (*q == th) {
*q = th->p_nextwaiting;
th->p_nextwaiting = NULL;
return 1;
}
}
return 0;
}
static inline int queue_is_empty(pthread_descr * q)
{
return *q == NULL;
}