Dogcows Code - chaz/tar/blob - tests/remfiles01.at

   1 # Process this file with autom4te to create testsuite. -*- Autotest -*-
   2
   3 # Test suite for GNU tar.
   4 # Copyright (C) 2009 Free Software Foundation, Inc.
   5
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 3, or (at your option)
   9 # any later version.
  10
  11 # This program 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
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19 # 02110-1301, USA.
  20
  21 # Description: When called with --create --remove-files and a compression
  22 # options tar (v. <= 1.22.90) would remove files even if it had failed
  23 # to store them in the archive.
  24 #
  25 # References: <77cb99c00910020940k6ce15da4wb564d2418ec52cfb@mail.gmail.com>
  26 #             http://lists.gnu.org/archive/html/bug-tar/2009-10/msg00005.html
  27
  28 AT_SETUP([remove-files with compression])
  29 AT_KEYWORDS([create remove-files remfiles01 gzip])
  30
  31 unset TAR_OPTIONS
  32 AT_CHECK([
  33 AT_UNPRIVILEGED_PREREQ
  34 AT_GZIP_PREREQ
  35 AT_SIGPIPE_PREREQ
  36 AT_SORT_PREREQ
  37
  38 mkdir dir
  39 cd dir
  40 genfile --file a --length 0
  41 chmod 0 a
  42 genfile --file b
  43 mkdir c
  44
  45 # Depending on when the SIGPIPE gets delivered, the invocation below
  46 # may finish with either
  47 #  tar: a: Cannot write: Broken pipe
  48 # or
  49 #  tar: Child returned status 2
  50
  51 # Discard diagnostics that some shells generate about broken pipes,
  52 # and discard all of tar's diagnostics except for the ones saying "(child)".
  53 # Gzip's exit code is propagated to the shell.  Usually it is 141.
  54 # Convert all non-zero exits to 2 to make it predictable.
  55 (tar -c -f a -z --remove-files b c 2>err || (exit 2) ) 2>/dev/null
  56 EC=$?
  57 sed -n '/(child)/p' err >&2
  58 rm err
  59 find . | sort
  60 exit $EC
  61 ],
  62 [2],
  63 [.
  64 ./a
  65 ./b
  66 ./c
  67 ],
  68 [tar (child): a: Cannot open: Permission denied
  69 tar (child): Error is not recoverable: exiting now
  70 ])
  71
  72 AT_CLEANUP