1# 2# CDDL HEADER START 3# 4# The contents of this file are subject to the terms of the 5# Common Development and Distribution License (the "License"). 6# You may not use this file except in compliance with the License. 7# 8# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9# or http://www.opensolaris.org/os/licensing. 10# See the License for the specific language governing permissions 11# and limitations under the License. 12# 13# When distributing Covered Code, include this CDDL HEADER in each 14# file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15# If applicable, add the following below this CDDL HEADER, with the 16# fields enclosed by brackets "[]" replaced with your own identifying 17# information: Portions Copyright [yyyy] [name of copyright owner] 18# 19# CDDL HEADER END 20# 21 22# 23# Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24# Use is subject to license terms. 25# 26#ident "%Z%%M% %I% %E% SMI" 27 28if [ $# != 1 ]; then 29 echo expected one argument: '<'dtrace-path'>' 30 exit 2 31fi 32 33dtrace=$1 34 35# 36# /usr/ccs/bin/nm execs a 64-bit version of itself. DTrace uses libproc 37# (which uses /proc) to find out when the traced process exits, but a 38# 32-bit process can't examine a 64-bit one with libproc. The 39# LD_NOEXEC_64 variable prevents nm from re-execing itself. 40# 41LD_NOEXEC_64=tomeeisrad $dtrace -F -s /dev/stdin -c \ 42 '/usr/ccs/bin/nm /bin/ls' stat <<EOF 43 44pid\$target::\$1:entry 45{ 46 self->start = vtimestamp; 47} 48 49pid\$target:::entry 50/self->start/ 51{ 52 trace(vtimestamp - self->start); 53} 54 55pid\$target:::return 56/self->start/ 57{ 58 trace(vtimestamp - self->start); 59} 60 61pid\$target::\$1:return 62/self->start/ 63{ 64 self->start = 0; 65 exit(0); 66} 67 68syscall::: 69/self->start/ 70{ 71 trace(vtimestamp - self->start); 72} 73 74fbt::: 75/self->start/ 76{ 77 trace(vtimestamp - self->start); 78} 79EOF 80