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authorgnn <gnn@FreeBSD.org>2012-05-12 20:38:18 +0000
committergnn <gnn@FreeBSD.org>2012-05-12 20:38:18 +0000
commit4297c1b2d07fec7f50b70e26e3adb4d062b19e15 (patch)
treeaec2772e8855e6dbaea6d8136ed0c47bcb825dee /JavaScript/js_execs.d
parent111c75a23278cd9317f0a13867c22ee0f6c95b26 (diff)
downloadFreeBSD-src-4297c1b2d07fec7f50b70e26e3adb4d062b19e15.zip
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Add the remaining scripts from the DTraceToolkit, version 0.99, to the
vendor tree. http://www.brendangregg.com/dtrace.html#DTraceToolkit
Diffstat (limited to 'JavaScript/js_execs.d')
-rwxr-xr-xJavaScript/js_execs.d51
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diff --git a/JavaScript/js_execs.d b/JavaScript/js_execs.d
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+#!/usr/sbin/dtrace -Zs
+/*
+ * js_execs.d - JavaScript execute snoop using DTrace.
+ * Written for the JavaScript DTrace provider.
+ *
+ * $Id: js_execs.d 63 2007-10-04 04:34:38Z brendan $
+ *
+ * This traces activity from all browsers on the system that are
+ * running with JavaScript provider support.
+ *
+ * USAGE: js_execs.d # hit Ctrl-C to end
+ *
+ * FIELDS:
+ * TIME Time of event
+ * FILE Filename of the JavaScript program
+ * LINENO Line number in filename
+ *
+ * Filename and function names are printed if available.
+ *
+ * COPYRIGHT: Copyright (c) 2007 Brendan Gregg.
+ *
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License, Version 1.0 only
+ * (the "License"). You may not use this file except in compliance
+ * with the License.
+ *
+ * You can obtain a copy of the license at Docs/cddl1.txt
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * CDDL HEADER END
+ *
+ * 09-Sep-2007 Brendan Gregg Created this.
+ */
+
+#pragma D option quiet
+#pragma D option switchrate=10
+
+dtrace:::BEGIN
+{
+ printf("%-20s %32s:%s\n", "TIME", "FILE", "LINENO");
+}
+
+javascript*:::execute-start
+{
+ printf("%-20Y %32s:%d\n", walltimestamp, basename(copyinstr(arg0)),
+ arg1);
+}
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