BSD license added to every C source and header file.

[redis.git] / src / ae_kqueue.c

diff --git a/src/ae_kqueue.c b/src/ae_kqueue.c
index 04c3536ba7f80892ef00cfaa20d6a109776d0e15..458772f7e450bfa90ec3268ae51f3f2e4b5b5120 100644 (file)
--- a/src/ae_kqueue.c
+++ b/src/ae_kqueue.c
@@ -1,6 +1,33 @@
 /* Kqueue(2)-based ae.c module
+ *
  * Copyright (C) 2009 Harish Mallipeddi - harish.mallipeddi@gmail.com
- * Released under the BSD license. See the COPYING file for more info. */
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   * Redistributions of source code must retain the above copyright notice,
+ *     this list of conditions and the following disclaimer.
+ *   * Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ *   * Neither the name of Redis nor the names of its contributors may be used
+ *     to endorse or promote products derived from this software without
+ *     specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
 
 #include <sys/types.h>
 #include <sys/event.h>
@@ -8,15 +35,24 @@
 
 typedef struct aeApiState {
     int kqfd;
-    struct kevent events[AE_SETSIZE];
+    struct kevent *events;
 } aeApiState;
 
 static int aeApiCreate(aeEventLoop *eventLoop) {
     aeApiState *state = zmalloc(sizeof(aeApiState));
 
     if (!state) return -1;
+    state->events = zmalloc(sizeof(struct kevent)*eventLoop->setsize);
+    if (!state->events) {
+        zfree(state);
+        return -1;
+    }
     state->kqfd = kqueue();
-    if (state->kqfd == -1) return -1;
+    if (state->kqfd == -1) {
+        zfree(state->events);
+        zfree(state);
+        return -1;
+    }
     eventLoop->apidata = state;
     
     return 0;    
@@ -26,6 +62,7 @@ static void aeApiFree(aeEventLoop *eventLoop) {
     aeApiState *state = eventLoop->apidata;
 
     close(state->kqfd);
+    zfree(state->events);
     zfree(state);
 }
 
@@ -66,10 +103,12 @@ static int aeApiPoll(aeEventLoop *eventLoop, struct timeval *tvp) {
         struct timespec timeout;
         timeout.tv_sec = tvp->tv_sec;
         timeout.tv_nsec = tvp->tv_usec * 1000;
-        retval = kevent(state->kqfd, NULL, 0, state->events, AE_SETSIZE, &timeout);
+        retval = kevent(state->kqfd, NULL, 0, state->events, eventLoop->setsize,
+                        &timeout);
     } else {
-        retval = kevent(state->kqfd, NULL, 0, state->events, AE_SETSIZE, NULL);
-    }    
+        retval = kevent(state->kqfd, NULL, 0, state->events, eventLoop->setsize,
+                        NULL);
+    }
 
     if (retval > 0) {
         int j;