Named queues: support multiple queue-runners from single daemon

[exim.git] / src / src / macros.h

diff --git a/src/src/macros.h b/src/src/macros.h
index 243c1e5a0dd4f5a863d21d4e3547a65d95346bc5..3b0293b971d5631569f3244601d18ff1c6a673aa 100644 (file)
--- a/src/src/macros.h
+++ b/src/src/macros.h
@@ -1113,9 +1113,9 @@ should not be one active. */
 
 #define NOTIFIER_SOCKET_NAME   "exim_daemon_notify"
 /* Notify message types */
-#define NOTIFY_MSG_QRUN                1
-#define NOTIFY_QUEUE_SIZE_REQ  2
-#define NOTIFY_REGEX           3
+#define NOTIFY_MSG_QRUN                1       /* 2stage qrun fast-ramp trigger */
+#define NOTIFY_QUEUE_SIZE_REQ  2       /* obtain current queue count */
+#define NOTIFY_REGEX           3       /* an RE for caching */
 
 /* Flags for match_check_string() */
 typedef unsigned mcs_flags;
@@ -1125,4 +1125,19 @@ typedef unsigned mcs_flags;
 #define MCS_AT_SPECIAL         BIT(2)  /* recognize @, @[], etc. */
 #define MCS_CACHEABLE          BIT(3)  /* no dynamic expansions used for pattern */
 
+/* Flags for open() */
+#ifdef O_CLOEXEC
+# define EXIM_CLOEXEC O_CLOEXEC
+#else
+# define EXIM_CLOEXEC 0
+#endif
+#ifdef O_NOFOLLOW
+# define EXIM_NOFOLLOW O_NOFOLLOW
+#else
+# define EXIM_NOFOLLOW 0
+#endif
+
+/* A big number for (effectively) unlimited envelope addresses */
+#define UNLIMITED_ADDRS                999999
+
 /* End of macros.h */