add support for SIGEV_THREAD_ID timers

[musl] / include / signal.h

diff --git a/include/signal.h b/include/signal.h
index fbdf667..9ed929e 100644 (file)
--- a/include/signal.h
+++ b/include/signal.h
@@ -180,14 +180,24 @@ struct sigevent {
        union sigval sigev_value;
        int sigev_signo;
        int sigev_notify;
-       void (*sigev_notify_function)(union sigval);
-       pthread_attr_t *sigev_notify_attributes;
-       char __pad[56-3*sizeof(long)];
+       union {
+               char __pad[64 - 2*sizeof(int) - sizeof(union sigval)];
+               pid_t sigev_notify_thread_id;
+               struct {
+                       void (*sigev_notify_function)(union sigval);
+                       pthread_attr_t *sigev_notify_attributes;
+               } __sev_thread;
+       } __sev_fields;
 };
 
+#define sigev_notify_thread_id __sev_fields.sigev_notify_thread_id
+#define sigev_notify_function __sev_fields.__sev_thread.sigev_notify_function
+#define sigev_notify_attributes __sev_fields.__sev_thread.sigev_notify_attributes
+
 #define SIGEV_SIGNAL 0
 #define SIGEV_NONE 1
 #define SIGEV_THREAD 2
+#define SIGEV_THREAD_ID 4
 
 int __libc_current_sigrtmin(void);
 int __libc_current_sigrtmax(void);