fix sigsuspend syscall

[musl] / src / signal / raise.c

diff --git a/src/signal/raise.c b/src/signal/raise.c
index 52f8b42..cc2b19b 100644 (file)
--- a/src/signal/raise.c
+++ b/src/signal/raise.c
@@ -1,7 +1,18 @@
 #include <signal.h>
+#include <errno.h>
 #include "syscall.h"
 
+int __sigprocmask(int, const sigset_t *, sigset_t *);
+
 int raise(int sig)
 {
-       return __syscall_kill(__syscall_getpid(), sig);
+       int pid, tid, ret;
+       sigset_t set;
+       sigfillset(&set);
+       __sigprocmask(SIG_BLOCK, &set, &set);
+       tid = syscall0(__NR_gettid);
+       pid = syscall0(__NR_getpid);
+       ret = syscall3(__NR_tgkill, pid, tid, sig);
+       __sigprocmask(SIG_SETMASK, &set, 0);
+       return ret;
 }