From 7fca13b03d1d4af585714293358cf1f76664f41d Mon Sep 17 00:00:00 2001
From: Yuri <yuri@rawbw.com>
Date: Mon, 26 Mar 2018 23:48:49 -0700
Subject: [PATCH] Fix the problem that '\0' can't be used as a buffer pointer
 (fails with clang60).

---
 src/pipe.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/pipe.cpp b/src/pipe.cpp
index 01211b3..b0a9539 100644
--- a/src/pipe.cpp
+++ b/src/pipe.cpp
@@ -83,5 +83,5 @@ ssize_t Pipe::read(void *buffer, unsigned int &nbytes)
 void Pipe::signal()
 {
   // TODO: ignoring return of read/write generates warning; maybe relevant for eventloop work...
-  ::write(_fd_write, '\0', 1);
+  ::write(_fd_write, "", 1);
 }