From 264ad849a4a0acf1ca392da62b7018d4fe7b66b3 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 17 May 2013 04:25:56 +0200
Subject: bus: add APIs for negotiating what is attached to messages

---
 src/shared/macro.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/shared')

diff --git a/src/shared/macro.h b/src/shared/macro.h
index 2f151bcc8c..bfe03f2ae0 100644
--- a/src/shared/macro.h
+++ b/src/shared/macro.h
@@ -284,4 +284,7 @@ do {                                                                    \
             sizeof(type) <= 4 ? 10 :                                    \
             sizeof(type) <= 8 ? 20 : sizeof(int[-2*(sizeof(type) > 8)])))
 
+#define SET_FLAG(v, flag, b) \
+        (v) = (b) ? ((v) | (flag)) : ((v) & ~(flag))
+
 #include "log.h"
-- 
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