Date: Thu, 26 Nov 2015 00:53:40 +0000 (UTC) From: "George V. Neville-Neil" <gnn@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r291344 - head/share/dtrace Message-ID: <201511260053.tAQ0reXZ094563@repo.freebsd.org>
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Author: gnn Date: Thu Nov 26 00:53:39 2015 New Revision: 291344 URL: https://svnweb.freebsd.org/changeset/base/291344 Log: Replace the retval.sh shell script with a native DTrace script. Suggested by: markj Added: head/share/dtrace/retval (contents, props changed) Deleted: head/share/dtrace/retval.sh Added: head/share/dtrace/retval ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/share/dtrace/retval Thu Nov 26 00:53:39 2015 (r291344) @@ -0,0 +1,42 @@ +#!/usr/sbin/dtrace -s +/*- + * Copyright (c) 2015 George V. Neville-Neil <gnn@neville-neil.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: + * 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 AUTHORS 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 AUTHORS 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. + * + * $FreeBSD$ + * + * retval - show the return value of any probe named by the user + * + * USAGE: retval name + * + * The name can be a full function name or a wild card name. The + * caller is responsible for handling the escaping of wild cards. + */ + +#pragma D option quiet + +fbt::$1:return { + printf("%s %d\n", probefunc, arg1); +} +
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