1235368Sgnn#!/usr/sbin/dtrace -Zs
2235368Sgnn/*
3235368Sgnn * sh_lines.d - trace Bourne shell line execution using DTrace.
4235368Sgnn *              Written for the sh DTrace provider.
5235368Sgnn *
6235368Sgnn * $Id: sh_lines.d 25 2007-09-12 09:51:58Z brendan $
7235368Sgnn *
8235368Sgnn * This traces shell activity from all Bourne shells on the system that are
9235368Sgnn * running with sh provider support.
10235368Sgnn *
11235368Sgnn * USAGE: sh_lines.d 	# hit Ctrl-C to end
12235368Sgnn *
13235368Sgnn * FIELDS:
14235368Sgnn *		FILE		Filename of the shell or shellscript
15235368Sgnn *		LINE		Line number
16235368Sgnn *		COUNT		Number of times a line was executed
17235368Sgnn *
18235368Sgnn * Filenames are printed if available.
19235368Sgnn *
20235368Sgnn * COPYRIGHT: Copyright (c) 2007 Brendan Gregg.
21235368Sgnn *
22235368Sgnn * CDDL HEADER START
23235368Sgnn *
24235368Sgnn *  The contents of this file are subject to the terms of the
25235368Sgnn *  Common Development and Distribution License, Version 1.0 only
26235368Sgnn *  (the "License").  You may not use this file except in compliance
27235368Sgnn *  with the License.
28235368Sgnn *
29235368Sgnn *  You can obtain a copy of the license at Docs/cddl1.txt
30235368Sgnn *  or http://www.opensolaris.org/os/licensing.
31235368Sgnn *  See the License for the specific language governing permissions
32235368Sgnn *  and limitations under the License.
33235368Sgnn *
34235368Sgnn * CDDL HEADER END
35235368Sgnn *
36235368Sgnn * 09-Sep-2007	Brendan Gregg	Created this.
37235368Sgnn */
38235368Sgnn
39235368Sgnn#pragma D option quiet
40235368Sgnn
41235368Sgnndtrace:::BEGIN
42235368Sgnn{
43235368Sgnn	printf("Tracing... Hit Ctrl-C to end.\n");
44235368Sgnn}
45235368Sgnn
46235368Sgnnsh*:::line
47235368Sgnn{
48235368Sgnn	@calls[basename(copyinstr(arg0)), arg1] = count();
49235368Sgnn}
50235368Sgnn
51235368Sgnndtrace:::END
52235368Sgnn{
53235368Sgnn	printf(" %32s:%-6s %10s\n", "FILE", "LINE", "COUNT");
54235368Sgnn	printa(" %32s:%-6d %@10d\n", @calls);
55235368Sgnn}
56