Safer handling of MULTI/EXEC on errors.

[redis.git] / src / bio.h

diff --git a/src/bio.h b/src/bio.h
index ded0d2dce20cc4a0d8811d6e57ac8264af7c01e9..85f03ad1af3af8290418322dbb2a36a56538f81f 100644 (file)
--- a/src/bio.h
+++ b/src/bio.h
@@ -1,11 +1,41 @@
+/*
+ * Copyright (c) 2009-2012, Salvatore Sanfilippo <antirez at gmail dot com>
+ * 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.
+ */
+
 /* Exported API */
 void bioInit(void);
-void bioCreateBackgroundJob(int type, void *data);
+void bioCreateBackgroundJob(int type, void *arg1, void *arg2, void *arg3);
 unsigned long long bioPendingJobsOfType(int type);
 void bioWaitPendingJobsLE(int type, unsigned long long num);
+time_t bioOlderJobOfType(int type);
+void bioKillThreads(void);
 
 /* Background job opcodes */
-#define REDIS_BIO_ZERO_OP_ID    0 /* We don't use zero as it is the most likely
-                                   * passed value in case of bugs/races. */
-#define REDIS_BIO_CLOSE_FILE    1 /* Deferred close(2) syscall. */
-#define REDIS_BIO_MAX_OP_ID     1
+#define REDIS_BIO_CLOSE_FILE    0 /* Deferred close(2) syscall. */
+#define REDIS_BIO_AOF_FSYNC     1 /* Deferred AOF fsync. */
+#define REDIS_BIO_NUM_OPS       2