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os_type.c
Package: mysql-3.23.35.tar.gz [view]
Upload User: tsgydb
Upload Date: 2007-04-14
Package Size: 10674k
Code Size: 1k
Category:
MySQL
Development Platform:
Visual C++
- /*-
- * See the file LICENSE for redistribution information.
- *
- * Copyright (c) 1998, 1999, 2000
- * Sleepycat Software. All rights reserved.
- */
- #include "db_config.h"
- #ifndef lint
- static const char revid[] = "$Id: os_type.c,v 11.3 2000/02/14 03:00:07 bostic Exp $";
- #endif /* not lint */
- /*
- * __os_is_winnt --
- * Return 1 if Windows/NT, otherwise 0.
- *
- * PUBLIC: int __os_is_winnt __P((void));
- */
- int
- __os_is_winnt()
- {
- static int __os_type = -1;
- /*
- * The value of __os_type is computed only once, and cached to
- * avoid the overhead of repeated calls to GetVersion().
- */
- if (__os_type == -1)
- if ((GetVersion() & 0x80000000) == 0)
- __os_type = 1;
- else
- __os_type = 0;
- return (__os_type);
- }