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-rw-r--r--src/thread/pthread_create.c6
-rw-r--r--src/thread/pthread_self.c3
-rw-r--r--src/thread/pthread_sigmask.c4
-rw-r--r--src/thread/synccall.c6
4 files changed, 12 insertions, 7 deletions
diff --git a/src/thread/pthread_create.c b/src/thread/pthread_create.c
index 94dc308d..52b48d6f 100644
--- a/src/thread/pthread_create.c
+++ b/src/thread/pthread_create.c
@@ -38,7 +38,8 @@ void pthread_exit(void *result)
 	if (self->detached && self->map_base) {
 		if (self->detached == 2)
 			__syscall(SYS_set_tid_address, 0);
-		__syscall(SYS_rt_sigprocmask, SIG_BLOCK, (uint64_t[]){-1},0,8);
+		__syscall(SYS_rt_sigprocmask, SIG_BLOCK,
+			SIGALL_SET, 0, __SYSCALL_SSLEN);
 		__unmapself(self->map_base, self->map_size);
 	}
 
@@ -61,7 +62,8 @@ static int start(void *p)
 {
 	pthread_t self = p;
 	if (self->unblock_cancel)
-		__syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, SIGPT_SET, 0, 8);
+		__syscall(SYS_rt_sigprocmask, SIG_UNBLOCK,
+			SIGPT_SET, 0, __SYSCALL_SSLEN);
 	pthread_exit(self->start(self->start_arg));
 	return 0;
 }
diff --git a/src/thread/pthread_self.c b/src/thread/pthread_self.c
index f68896f7..a8cc80b5 100644
--- a/src/thread/pthread_self.c
+++ b/src/thread/pthread_self.c
@@ -8,7 +8,8 @@ weak_alias(dummy, __pthread_tsd_main);
 
 static int init_main_thread()
 {
-	__syscall(SYS_rt_sigprocmask, SIG_UNBLOCK, SIGPT_SET, 0, 8);
+	__syscall(SYS_rt_sigprocmask, SIG_UNBLOCK,
+		SIGPT_SET, 0, __SYSCALL_SSLEN);
 	if (__set_thread_area(&main_thread) < 0) return -1;
 	main_thread.canceldisable = libc.canceldisable;
 	main_thread.tsd = (void **)__pthread_tsd_main;
diff --git a/src/thread/pthread_sigmask.c b/src/thread/pthread_sigmask.c
index decc38f8..cddc2bca 100644
--- a/src/thread/pthread_sigmask.c
+++ b/src/thread/pthread_sigmask.c
@@ -6,8 +6,8 @@
 int pthread_sigmask(int how, const sigset_t *set, sigset_t *old)
 {
 	int ret;
-	if (how > 2U) return EINVAL;
-	ret = -__syscall(SYS_rt_sigprocmask, how, set, old, 8);
+	if ((unsigned)how - SIG_BLOCK > 2U) return EINVAL;
+	ret = -__syscall(SYS_rt_sigprocmask, how, set, old, __SYSCALL_SSLEN);
 	if (!ret && old) {
 		if (sizeof old->__bits[0] == 8) {
 			old->__bits[0] &= ~0x380000000ULL;
diff --git a/src/thread/synccall.c b/src/thread/synccall.c
index 1520b3b4..fd377cb3 100644
--- a/src/thread/synccall.c
+++ b/src/thread/synccall.c
@@ -61,7 +61,8 @@ void __synccall(void (*func)(void *), void *ctx)
 
 	pthread_rwlock_wrlock(&lock);
 
-	__syscall(SYS_rt_sigprocmask, SIG_BLOCK, (uint64_t[]){-1}, &oldmask, 8);
+	__syscall(SYS_rt_sigprocmask, SIG_BLOCK, SIGALL_SET,
+		&oldmask, __SYSCALL_SSLEN);
 
 	sem_init(&chaindone, 0, 0);
 	sem_init(&chainlock, 0, 1);
@@ -93,7 +94,8 @@ void __synccall(void (*func)(void *), void *ctx)
 	sa.sa_handler = SIG_IGN;
 	__libc_sigaction(SIGSYNCCALL, &sa, 0);
 
-	__syscall(SYS_rt_sigprocmask, SIG_SETMASK, &oldmask, 0, 8);
+	__syscall(SYS_rt_sigprocmask, SIG_SETMASK,
+		&oldmask, 0, __SYSCALL_SSLEN);
 
 	pthread_rwlock_unlock(&lock);
 }