diff options
Diffstat (limited to 'cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/usdt/tst.corruptenv.ksh')
-rw-r--r-- | cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/usdt/tst.corruptenv.ksh | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/usdt/tst.corruptenv.ksh b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/usdt/tst.corruptenv.ksh new file mode 100644 index 0000000..68dbb03 --- /dev/null +++ b/cddl/contrib/opensolaris/cmd/dtrace/test/tst/common/usdt/tst.corruptenv.ksh @@ -0,0 +1,107 @@ +#!/usr/bin/ksh +# +# 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 2008 Sun Microsystems, Inc. All rights reserved. +# Use is subject to license terms. +# + +# +# This test verifies that a program that corrupts its own environment +# without inducing a crash does not crash solely due to drti.o's use of +# getenv(3C). +# + +PATH=/usr/bin:/usr/sbin:$PATH + +if (( $# != 1 )); then + print -u2 'expected one argument: <dtrace-path>' + exit 2 +fi + +# +# jdtrace does not implement the -h option that is required to generate +# C header files. +# +if [[ "$1" == */jdtrace ]]; then + exit 0 +fi + +dtrace="$1" +startdir="$PWD" +dir=$(mktemp -td drtiXXXXXX) +if (( $? != 0 )); then + print -u2 'Could not create safe temporary directory' + exit 2 +fi + +cd "$dir" + +cat > Makefile <<EOF +all: main + +main: main.o prov.o + \$(CC) -o main main.o prov.o + +main.o: main.c prov.h + \$(CC) -c main.c + +prov.h: prov.d + $dtrace -h -s prov.d + +prov.o: prov.d main.o + $dtrace -G -32 -s prov.d main.o +EOF + +cat > prov.d <<EOF +provider tester { + probe entry(); +}; +EOF + +cat > main.c <<EOF +#include <stdlib.h> +#include <sys/sdt.h> +#include "prov.h" + +int +main(int argc, char **argv, char **envp) +{ + envp[0] = (char*)0xff; + TESTER_ENTRY(); + return 0; +} +EOF + +make > /dev/null +status=$? +if (( $status != 0 )) ; then + print -u2 "failed to build" +else + ./main + status=$? +fi + +cd "$startdir" +rm -rf "$dir" + +exit $status |