diff options
Diffstat (limited to '')
-rwxr-xr-x | src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/docsExamples/specopen.d | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/docsExamples/specopen.d b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/docsExamples/specopen.d new file mode 100755 index 00000000..dff3e622 --- /dev/null +++ b/src/VBox/ExtPacks/VBoxDTrace/onnv/cmd/dtrace/test/tst/common/docsExamples/specopen.d @@ -0,0 +1,79 @@ +#!/usr/sbin/dtrace -Fs + + +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ + +/* + * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#pragma ident "%Z%%M% %I% %E% SMI" + +/* + * ASSERTION: + * Verify doc example 13-1 + * + * SECTION: + * DocExamples/specopen + */ + +syscall::open:entry, +syscall::open64:entry +{ + self->spec = speculation(); + speculate(self->spec); + + printf("%s", stringof(copyinstr(arg0))); +} + +fbt::: +/self->spec/ +{ + speculate(self->spec); +} + +syscall::open:return, +syscall::open64:return +/self->spec/ +{ + speculate(self->spec); + trace(errno); +} + +syscall::open:return, +syscall::open64:return +/self->spec && errno != 0/ +{ + commit(self->spec); + self->spec = 0; +} + +syscall::open:return, +syscall::open64:return +/self->spec && errno == 0/ +{ + discard(self->spec); + self->spec = 0; +} + + |