3 * rb_lines.d - trace Ruby line execution by process using DTrace.
4 * Written for the Ruby DTrace provider.
6 * $Id: rb_lines.d 20 2007-09-12 09:28:22Z brendan $
8 * This traces Ruby activity from all Ruby programs on the system that are
9 * running with Ruby provider support.
11 * USAGE: rb_who.d # hit Ctrl-C to end
14 * FILE Filename of the Ruby program
16 * COUNT Number of times a line was executed
18 * Filenames are printed if available.
20 * COPYRIGHT: Copyright (c) 2007 Brendan Gregg.
24 * The contents of this file are subject to the terms of the
25 * Common Development and Distribution License, Version 1.0 only
26 * (the "License"). You may not use this file except in compliance
29 * You can obtain a copy of the license at Docs/cddl1.txt
30 * or http://www.opensolaris.org/os/licensing.
31 * See the License for the specific language governing permissions
32 * and limitations under the License.
36 * 09-Sep-2007 Brendan Gregg Created this.
39 #pragma D option quiet
43 printf("Tracing... Hit Ctrl-C to end.\n");
48 @calls[basename(copyinstr(arg0)), arg1] = count();
53 printf(" %32s:%-6s %10s\n", "FILE", "LINE", "COUNT");
54 printa(" %32s:%-6d %@10d\n", @calls);