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Introduce cosmo_futex_wait and cosmo_futex_wake

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Cosmopolitan Futexes are now exposed as a public API.
This commit is contained in:
Justine Tunney 2024-11-22 11:08:29 -08:00
parent 729f7045e3
commit 9ddbfd921e
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GPG key ID: BE714B4575D6E328
66 changed files with 886 additions and 917 deletions
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6
libc/thread/pthread_exit.c
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@ -18,6 +18,7 @@
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/assert.h"
#include "libc/atomic.h"
#include "libc/cosmo.h"
#include "libc/cxxabi.h"
#include "libc/dce.h"
#include "libc/intrin/atomic.h"
@ -33,7 +34,6 @@
#include "libc/thread/posixthread.internal.h"
#include "libc/thread/thread.h"
#include "libc/thread/tls.h"
#include "third_party/nsync/futex.internal.h"
#include "third_party/nsync/wait_s.internal.h"
/**
@ -137,8 +137,8 @@ wontreturn void pthread_exit(void *rc) {
// note that the main thread is joinable by child threads
if (pt->pt_flags & PT_STATIC) {
atomic_store_explicit(&tib->tib_tid, 0, memory_order_release);
nsync_futex_wake_((atomic_int *)&tib->tib_tid, INT_MAX,
!IsWindows() && !IsXnu());
cosmo_futex_wake((atomic_int *)&tib->tib_tid, INT_MAX,
!IsWindows() && !IsXnu());
_Exit1(0);
}