lib: Introduce macros for bit operations

[notmuch.git] / lib / message.cc

diff --git a/lib/message.cc b/lib/message.cc
index 38bc92914163bc92441ee05f8aede64a65d3efca..55d2ff69fff4c479c2dfa4e430bb88bcfe441025 100644 (file)
--- a/lib/message.cc
+++ b/lib/message.cc
@@ -869,7 +869,7 @@ notmuch_bool_t
 notmuch_message_get_flag (notmuch_message_t *message,
                          notmuch_message_flag_t flag)
 {
-    return message->flags & (1 << flag);
+    return NOTMUCH_TEST_BIT (message->flags, flag);
 }
 
 void
@@ -877,9 +877,9 @@ notmuch_message_set_flag (notmuch_message_t *message,
                          notmuch_message_flag_t flag, notmuch_bool_t enable)
 {
     if (enable)
-       message->flags |= (1 << flag);
+       NOTMUCH_SET_BIT (&message->flags, flag);
     else
-       message->flags &= ~(1 << flag);
+       NOTMUCH_CLEAR_BIT (&message->flags, flag);
 }
 
 time_t