semaphores: fix missed wakes from ABA bug in waiter count logic

[musl] / src / thread / pthread_getspecific.c

diff --git a/src/thread/pthread_getspecific.c b/src/thread/pthread_getspecific.c
index b2a282c..d9342a5 100644 (file)
--- a/src/thread/pthread_getspecific.c
+++ b/src/thread/pthread_getspecific.c
@@ -1,7 +1,11 @@
 #include "pthread_impl.h"
+#include <threads.h>
 
-void *pthread_getspecific(pthread_key_t k)
+static void *__pthread_getspecific(pthread_key_t k)
 {
        struct pthread *self = __pthread_self();
        return self->tsd[k];
 }
+
+weak_alias(__pthread_getspecific, pthread_getspecific);
+weak_alias(__pthread_getspecific, tss_get);