elf/tst-rtld-does-not-exist.sh

   1 #!/bin/sh
   2 # Check that running ld.so with a non-existing file prints an error.
   3 # Copyright (C) 2024 Free Software Foundation, Inc.
   4 # This file is part of the GNU C Library.
   5
   6 # The GNU C Library is free software; you can redistribute it and/or
   7 # modify it under the terms of the GNU Lesser General Public
   8 # License as published by the Free Software Foundation; either
   9 # version 2.1 of the License, or (at your option) any later version.
  10
  11 # The GNU C Library is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 # Lesser General Public License for more details.
  15
  16 # You should have received a copy of the GNU Lesser General Public
  17 # License along with the GNU C Library; if not, see
  18 # <https://www.gnu.org/licenses/>.
  19
  20 export LC_ALL=C
  21
  22 rtld="$1"
  23 tmp_out="$(mktemp)"
  24
  25 $rtld program-does-not-exist 2>"$tmp_out"
  26 status=$?
  27 echo "$rtld exit status: $status"
  28 echo "output (with expected error):"
  29 cat "$tmp_out"
  30
  31 if test $status -eq 127 \
  32         && grep -q "^program-does-not-exist: error while loading shared libraries: program-does-not-exist: cannot open shared object file$" "$tmp_out" \
  33         && test "$(wc -l < "$tmp_out")" -eq 1 ; then
  34     status=0
  35 else
  36     status=1
  37 fi
  38 rm "$tmp_out"
  39 exit $status