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-rw-r--r--src/event_pipe.c8
-rw-r--r--src/event_pipe.h7
2 files changed, 15 insertions, 0 deletions
diff --git a/src/event_pipe.c b/src/event_pipe.c
index 448903410..318e59df6 100644
--- a/src/event_pipe.c
+++ b/src/event_pipe.c
@@ -137,6 +137,14 @@ void event_pipe_emit(enum pipe_event event)
g_error("error writing to pipe: %s", strerror(errno));
}
+void event_pipe_emit_fast(enum pipe_event event)
+{
+ assert((unsigned)event < PIPE_EVENT_MAX);
+
+ pipe_events[event] = true;
+ write(event_pipe[1], "", 1);
+}
+
void event_pipe_signal(void)
{
event_pipe_emit(PIPE_EVENT_SIGNAL);
diff --git a/src/event_pipe.h b/src/event_pipe.h
index 3126df9cd..8da10c759 100644
--- a/src/event_pipe.h
+++ b/src/event_pipe.h
@@ -56,6 +56,13 @@ event_pipe_register(enum pipe_event event, event_pipe_callback_t callback);
void event_pipe_emit(enum pipe_event event);
+/**
+ * Similar to event_pipe_emit(), but aimed for use in signal handlers:
+ * it doesn't lock the mutex, and doesn't log on error. That makes it
+ * potentially lossy, but for its intended use, that does not matter.
+ */
+void event_pipe_emit_fast(enum pipe_event event);
+
void event_pipe_signal(void);
void event_pipe_wait(void);