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Allow user to override pthread mutex and cond

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Justine Tunney 2024-12-23 21:57:52 -08:00
parent 4705705548
commit 55b7aa1632
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GPG key ID: BE714B4575D6E328
54 changed files with 216 additions and 102 deletions
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11
libc/intrin/cursor.c
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@ -20,16 +20,13 @@
#include "libc/intrin/atomic.h"
#include "libc/intrin/fds.h"
#include "libc/runtime/runtime.h"
#include "libc/thread/posixthread.internal.h"
struct Cursor *__cursor_new(void) {
struct Cursor *c;
if ((c = _mapanon(sizeof(struct Cursor)))) {
if ((c->shared = _mapshared(sizeof(struct CursorShared)))) {
pthread_mutexattr_t attr;
pthread_mutexattr_init(&attr);
pthread_mutexattr_setpshared(&attr, PTHREAD_PROCESS_SHARED);
pthread_mutex_init(&c->shared->lock, &attr);
pthread_mutexattr_destroy(&attr);
c->shared->lock = (pthread_mutex_t)PTHREAD_SHARED_MUTEX_INITIALIZER_NP;
} else {
munmap(c, sizeof(struct Cursor));
c = 0;
@ -56,9 +53,9 @@ int __cursor_unref(struct Cursor *c) {
}
void __cursor_lock(struct Cursor *c) {
pthread_mutex_lock(&c->shared->lock);
_pthread_mutex_lock(&c->shared->lock);
}
void __cursor_unlock(struct Cursor *c) {
pthread_mutex_unlock(&c->shared->lock);
_pthread_mutex_unlock(&c->shared->lock);
}