tests/misc/ptx-overrun.sh

   1 #!/bin/sh
   2
   3 # Copyright (C) 2008-2016 Free Software Foundation, Inc.
   4
   5 # This program is free software: you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation, either version 3 of the License, or
   8 # (at your option) any later version.
   9
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  19 print_ver_ ptx
  20
  21 # Trigger a heap-clobbering bug in ptx from coreutils-6.10 and earlier.
  22 # Using a long file name makes an abort more likely.
  23 # Even with no file name, valgrind detects the buffer overrun.
  24 f=01234567890123456789012345678901234567890123456789
  25 touch $f empty || framework_failure_
  26
  27 # Specifying a regular expression ending in a lone backslash
  28 # would cause ptx to write beyond the end of a malloc'd buffer.
  29 ptx -F '\'      $f < /dev/null  > out || fail=1
  30 ptx -S 'foo\'   $f < /dev/null >> out || fail=1
  31 ptx -W 'bar\\\' $f < /dev/null >> out || fail=1
  32 compare out empty || fail=1
  33
  34
  35 # Trigger an invalid heap reference noticed by gcc -fsanitize=address
  36 # from coreutils-8.22 and earlier.  As well as an invalid memory reference,
  37 # the issue can be seen in the output, with non deterministice whitespace
  38 # trimming when multiple files are specified.
  39 printf '%s\n' 'This is a ptx whitespace Trimming test' > ws.in
  40 ptx ws.in ws.in | sort | uniq -u > out
  41 compare /dev/null out || fail=1
  42
  43
  44 # Trigger an invalid heap reference noticed by gcc -fsanitize=address
  45 # from coreutils-8.25 and earlier.
  46 echo a > a
  47 ptx -w1 -A $PWD/a >/dev/null || fail=1
  48
  49 Exit $fail