sysdeps/x86_64/tst-shstk-legacy-1g.sh

   1 #!/bin/sh
   2 # Check that legacy shadow stack code in init_array will trigger
   3 # segfault.
   4 # Copyright (C) 2023-2024 Free Software Foundation, Inc.
   5 # This file is part of the GNU C Library.
   6
   7 # The GNU C Library is free software; you can redistribute it and/or
   8 # modify it under the terms of the GNU Lesser General Public
   9 # License as published by the Free Software Foundation; either
  10 # version 2.1 of the License, or (at your option) any later version.
  11
  12 # The GNU C Library is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 # Lesser General Public License for more details.
  16
  17 # You should have received a copy of the GNU Lesser General Public
  18 # License along with the GNU C Library; if not, see
  19 # <https://www.gnu.org/licenses/>.
  20
  21 common_objpfx=$1; shift
  22 test_program_prefix=$1; shift
  23
  24 GLIBC_TUNABLES=glibc.cpu.hwcaps=SHSTK \
  25 ${test_program_prefix} \
  26   ${common_objpfx}elf/tst-shstk-legacy-1g
  27 # The exit status should only be unsupported (77) or segfault (139).
  28 status=$?
  29 if test $status -eq 77; then
  30   exit 77
  31 elif test $status == 139; then
  32   exit 0
  33 else
  34   exit 1
  35 fi