[sql] Import SQLite 3.17.0.

third_party/sqlite/src/src/test_multiplex.h

 /*
 ** 2011 March 18
 **
 ** The author disclaims copyright to this source code.  In place of
 ** a legal notice, here is a blessing:
 **
 **    May you do good and not evil.
 **    May you find forgiveness for yourself and forgive others.
 **    May you share freely, never taking more than you give.
 **
 *************************************************************************
 **
 ** This file contains a VFS "shim" - a layer that sits in between the
 ** pager and the real VFS.
 **
 ** This particular shim enforces a multiplex system on DB files.  
 ** This shim shards/partitions a single DB file into smaller 
 ** "chunks" such that the total DB file size may exceed the maximum
 ** file size of the underlying file system.
 **
 */
 
-#ifndef _TEST_MULTIPLEX_H
-#define _TEST_MULTIPLEX_H
+#ifndef SQLITE_TEST_MULTIPLEX_H
+#define SQLITE_TEST_MULTIPLEX_H
 
 /*
 ** CAPI: File-control Operations Supported by Multiplex VFS
 **
 ** Values interpreted by the xFileControl method of a Multiplex VFS db file-handle.
 **
 ** MULTIPLEX_CTRL_ENABLE:
 **   This file control is used to enable or disable the multiplex
 **   shim.
 **
@@ skipping 54 matching lines @@
 **
 ** THIS ROUTINE IS NOT THREADSAFE.  Call this routine exactly once while
 ** shutting down in order to free all remaining multiplex groups.
 */
 extern int sqlite3_multiplex_shutdown(int eForce);
 
 #ifdef __cplusplus
 }  /* End of the 'extern "C"' block */
 #endif
 
-#endif /* _TEST_MULTIPLEX_H */
+#endif /* SQLITE_TEST_MULTIPLEX_H */