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coreutils/tests/misc/ptx-overrun
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Jim Meyering f38becab02 tests: convert first batch of tests from test-lib.sh to init.sh
Initially, I did this,
git grep -l srcdir/test-lib.sh|xargs perl -p0i -e '~180-byte script'
but that line would have been much longer than the maximum permitted
by coreutils' commit hook, and wasn't readable besides, so here's a
more readable version:

lhs=$(printf '%s\\n' \
'if test "$VERBOSE" = yes; then' \
'  set -x' \
'  touch --version' \
'fi' \
'' \
'. $srcdir/test-lib.sh' \
  | sed 's/\$/\\\$/g;s/touch/(\\w+)/')

rhs=$(printf '%s\\n' \
'. "${srcdir=.}/init.sh"; path_prepend_ ../src' \
'test "$VERBOSE" = yes && FIXME --version' \
  | sed 's/\$/\\\$/g;s/FIXME/\$1/')

git grep -l srcdir/test-lib.sh|xargs perl -p0i -e "s,$lhs,$rhs,"
2010-11-17 20:48:57 +01:00

36 lines
1.3 KiB
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Executable File

#!/bin/sh
# Trigger a heap-clobbering bug in ptx from coreutils-6.10 and earlier.
# Copyright (C) 2008-2010 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
. "${srcdir=.}/init.sh"; path_prepend_ ../src
test "$VERBOSE" = yes && ptx --version
# Using a long file name makes an abort more likely.
# Even with no file name, valgrind detects the buffer overrun.
f=01234567890123456789012345678901234567890123456789
touch $f empty || framework_failure
# Specifying a regular expression ending in a lone backslash
# would cause ptx to write beyond the end of a malloc'd buffer.
ptx -F '\' $f < /dev/null > out || fail=1
ptx -S 'foo\' $f < /dev/null >> out || fail=1
ptx -W 'bar\\\' $f < /dev/null >> out || fail=1
compare out empty || fail=1
Exit $fail