overhaul rwlocks to address several issues

[musl] / src / internal / pthread_impl.h

diff --git a/src/internal/pthread_impl.h b/src/internal/pthread_impl.h
index 2089c85..c853af8 100644 (file)
--- a/src/internal/pthread_impl.h
+++ b/src/internal/pthread_impl.h
@@ -67,10 +67,8 @@ struct __timer {
 #define _m_count __u.__i[5]
 #define _c_block __u.__i[0]
 #define _c_clock __u.__i[1]
-#define _rw_wrlock __u.__i[0]
-#define _rw_readers __u.__i[1]
-#define _rw_waiters __u.__i[2]
-#define _rw_owner __u.__i[3]
+#define _rw_lock __u.__i[0]
+#define _rw_waiters __u.__i[1]
 #define _b_inst __u.__p[0]
 #define _b_limit __u.__i[2]
 #define _b_lock __u.__i[3]
@@ -80,26 +78,27 @@ struct __timer {
 
 #define SIGTIMER 32
 #define SIGCANCEL 33
-#define SIGSYSCALL 34
+#define SIGSYNCCALL 34
 
 #define SIGPT_SET ((sigset_t *)(unsigned long [1+(sizeof(long)==4)]){ \
        [sizeof(long)==4] = 3UL<<(32*(sizeof(long)>4)) })
 #define SIGTIMER_SET ((sigset_t *)(unsigned long [1+(sizeof(long)==4)]){ \
         0x80000000 })
 
+pthread_t __pthread_self_init(void);
+
 int __set_thread_area(void *);
 int __libc_sigaction(int, const struct sigaction *, struct sigaction *);
 int __libc_sigprocmask(int, const sigset_t *, sigset_t *);
 void __lock(volatile int *);
 void __unmapself(void *, size_t);
 
-int __timedwait(volatile int *, int, clockid_t, const struct timespec *, int);
-int __timedwait_cp(volatile int *, int, clockid_t, const struct timespec *, int);
+int __timedwait(volatile int *, int, clockid_t, const struct timespec *, void (*)(void *), void *, int);
 void __wait(volatile int *, volatile int *, int, int);
 void __wake(volatile int *, int, int);
 
-void __rsyscall_lock();
-void __rsyscall_unlock();
+void __synccall_lock();
+void __synccall_unlock();
 
 #define DEFAULT_STACK_SIZE (16384-PAGE_SIZE)
 #define DEFAULT_GUARD_SIZE PAGE_SIZE