1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License (the "License").
# You may not use this file except in compliance with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# Copyright 2007 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
# ident "%Z%%M% %I% %E% SMI"
if [ $# != 1 ]; then
echo expected one argument: '<'dtrace-path'>'
exit 2
fi
dtrace=$1
DIR=/var/tmp/dtest.$$
mkdir $DIR
cd $DIR
cat > test.c <<EOF
#include <sys/sdt.h>
int
main(int argc, char **argv)
{
DTRACE_PROBE(test_prov, entry);
DTRACE_PROBE(test_prov, __entry);
DTRACE_PROBE(test_prov, foo__entry);
DTRACE_PROBE(test_prov, carpentry);
DTRACE_PROBE(test_prov, miniatureturn);
DTRACE_PROBE(test_prov, foo__return);
DTRACE_PROBE(test_prov, __return);
/*
* Unfortunately, a "return" probe is not currently possible due to
* the conflict with a reserved word.
*/
DTRACE_PROBE(test_prov, done);
}
EOF
cat > prov.d <<EOF
provider test_prov {
probe entry();
probe __entry();
probe foo__entry();
probe carpentry();
probe miniatureturn();
probe foo__return();
probe __return();
probe done();
};
EOF
cc -c test.c
if [ $? -ne 0 ]; then
print -u2 "failed to compile test.c"
exit 1
fi
$dtrace -G -32 -s prov.d test.o
if [ $? -ne 0 ]; then
print -u2 "failed to create DOF"
exit 1
fi
cc -o test test.o prov.o
if [ $? -ne 0 ]; then
print -u2 "failed to link final executable"
exit 1
fi
script()
{
$dtrace -wqZFs /dev/stdin <<EOF
BEGIN
{
system("$DIR/test");
printf("\n");
}
test_prov*:::done
/progenyof(\$pid)/
{
exit(0);
}
test_prov*:::
/progenyof(\$pid)/
{
printf("\n");
}
EOF
}
script | cut -c5-
status=$?
cd /
/usr/bin/rm -rf $DIR
exit $status
|