mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-01-31 03:27:39 +00:00
d5312b60f7
This change makes pthread_mutex_lock() as fast as _spinlock() by default. Thread instability issues on NetBSD have been resolved. Improvements made to gdtoa thread code. Crash reporting will now synchronize between threads in a slightly better way.
39 lines
2.3 KiB
C
39 lines
2.3 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
|
|
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
|
|
╞══════════════════════════════════════════════════════════════════════════════╡
|
|
│ Copyright 2022 Justine Alexandra Roberts Tunney │
|
|
│ │
|
|
│ Permission to use, copy, modify, and/or distribute this software for │
|
|
│ any purpose with or without fee is hereby granted, provided that the │
|
|
│ above copyright notice and this permission notice appear in all copies. │
|
|
│ │
|
|
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
|
|
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
|
|
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
|
|
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
|
|
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
|
|
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
|
|
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
|
|
│ PERFORMANCE OF THIS SOFTWARE. │
|
|
╚─────────────────────────────────────────────────────────────────────────────*/
|
|
#include "libc/intrin/pthread.h"
|
|
#include "third_party/gdtoa/lock.h"
|
|
|
|
static pthread_mutex_t __gdtoa_lock_obj;
|
|
static pthread_mutex_t __gdtoa_lock1_obj;
|
|
|
|
int(__gdtoa_lock)(void) {
|
|
return pthread_mutex_lock(&__gdtoa_lock_obj);
|
|
}
|
|
|
|
int(__gdtoa_unlock)(void) {
|
|
return pthread_mutex_unlock(&__gdtoa_lock_obj);
|
|
}
|
|
|
|
int(__gdtoa_lock1)(void) {
|
|
return pthread_mutex_lock(&__gdtoa_lock1_obj);
|
|
}
|
|
|
|
int(__gdtoa_unlock1)(void) {
|
|
return pthread_mutex_unlock(&__gdtoa_lock1_obj);
|
|
}
|