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-rw-r--r--lib/libc/gen/lockf.c79
1 files changed, 0 insertions, 79 deletions
diff --git a/lib/libc/gen/lockf.c b/lib/libc/gen/lockf.c
deleted file mode 100644
index 2c567ba..0000000
--- a/lib/libc/gen/lockf.c
+++ /dev/null
@@ -1,79 +0,0 @@
-/* $NetBSD: lockf.c,v 1.3 2008/04/28 20:22:59 martin Exp $ */
-/*-
- * Copyright (c) 1997 The NetBSD Foundation, Inc.
- * All rights reserved.
- *
- * This code is derived from software contributed to The NetBSD Foundation
- * by Klaus Klein.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. 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.
- *
- * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include "namespace.h"
-#include <errno.h>
-#include <fcntl.h>
-#include <unistd.h>
-#include "un-namespace.h"
-
-int
-lockf(int filedes, int function, off_t size)
-{
- struct flock fl;
- int cmd;
-
- fl.l_start = 0;
- fl.l_len = size;
- fl.l_whence = SEEK_CUR;
-
- switch (function) {
- case F_ULOCK:
- cmd = F_SETLK;
- fl.l_type = F_UNLCK;
- break;
- case F_LOCK:
- cmd = F_SETLKW;
- fl.l_type = F_WRLCK;
- break;
- case F_TLOCK:
- cmd = F_SETLK;
- fl.l_type = F_WRLCK;
- break;
- case F_TEST:
- fl.l_type = F_WRLCK;
- if (_fcntl(filedes, F_GETLK, &fl) == -1)
- return (-1);
- if (fl.l_type == F_UNLCK || (fl.l_sysid == 0 && fl.l_pid == getpid()))
- return (0);
- errno = EAGAIN;
- return (-1);
- /* NOTREACHED */
- default:
- errno = EINVAL;
- return (-1);
- /* NOTREACHED */
- }
-
- return (_fcntl(filedes, cmd, &fl));
-}
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