ifdefs added to use kevent on Free Open and Net BSD as well. INFO and ae.c modified in order to report the multiplexing API in use

ae.c

@@ -373,9 +373,12 @@ int aeWait(int fd, int mask, long long milliseconds) {
     }
 }
 
-void aeMain(aeEventLoop *eventLoop)
-{
+void aeMain(aeEventLoop *eventLoop) {
     eventLoop->stop = 0;
     while (!eventLoop->stop)
         aeProcessEvents(eventLoop, AE_ALL_EVENTS);
 }
+
+char *aeGetApiName(void) {
+    return aeApiName();
+}

ae.h

@@ -111,5 +111,6 @@ int aeDeleteTimeEvent(aeEventLoop *eventLoop, long long id);
 int aeProcessEvents(aeEventLoop *eventLoop, int flags);
 int aeWait(int fd, int mask, long long milliseconds);
 void aeMain(aeEventLoop *eventLoop);
+char *aeGetApiName(void);
 
 #endif

ae_epoll.c

@@ -85,3 +85,7 @@ static int aeApiPoll(aeEventLoop *eventLoop, struct timeval *tvp) {
     }
     return numevents;
 }
+
+static char *aeApiName(void) {
+    return "epoll";
+}

ae_kqueue.c

@@ -87,3 +87,7 @@ static int aeApiPoll(aeEventLoop *eventLoop, struct timeval *tvp) {
     }
     return numevents;
 }
+
+static char *aeApiName(void) {
+    return "kqueue";
+}

ae_select.c

@@ -72,3 +72,7 @@ static int aeApiPoll(aeEventLoop *eventLoop, struct timeval *tvp) {
     }
     return numevents;
 }
+
+static char *aeApiName(void) {
+    return "select";
+}

config.h

@@ -31,7 +31,7 @@
 #define HAVE_EPOLL 1
 #endif
 
-#ifdef __APPLE__
+#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__OpenBSD__) || defined (__NetBSD__)
 #define HAVE_KQUEUE 1
 #endif
 

redis.c

@@ -5018,6 +5018,7 @@ static void infoCommand(redisClient *c) {
     info = sdscatprintf(sdsempty(),
         "redis_version:%s\r\n"
         "arch_bits:%s\r\n"
+        "multiplexing_api:%s\r\n"
         "uptime_in_seconds:%d\r\n"
         "uptime_in_days:%d\r\n"
         "connected_clients:%d\r\n"
@@ -5031,6 +5032,7 @@ static void infoCommand(redisClient *c) {
         "role:%s\r\n"
         ,REDIS_VERSION,
         (sizeof(long) == 8) ? "64" : "32",
+        aeGetApiName(),
         uptime,
         uptime/(3600*24),
         listLength(server.clients)-listLength(server.slaves),

test-redis.tcl

@@ -1,4 +1,7 @@
-# TODO # test pipelining
+# test-redis.tcl
+# Redis test suite. Copyright (C) 2009 Salvatore Sanfilippo antirez@gmail.com
+# This softare is released under the BSD License. See the COPYING file for
+# more information.
 
 set tcl_precision 17
 source redis.tcl