multiv01.at

gnu tar 源码包。 tar 软件是 Unix 系统下的一个打包软件

# Process this file with autom4te to create testsuite. -*- Autotest -*-

# Test suite for GNU tar.
# Copyright (C) 2004, 2006, 2007 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, 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.

# Test multivolume dumps from pipes.

AT_SETUP([multivolume dumps from pipes])
AT_KEYWORDS([multivolume multiv multiv01])

# Fixme: should be configurable
#  TRUSS=truss -o /tmp/tr
#  TRUSS=strace

AT_TAR_CHECK([
exec <&-
genfile --length 7168 --file file1

for block in " 1" " 2" " 3" " 4" " 5" " 6" " 7" " 8" \
              " 9" "10" "11" "12" "13" "14" "15" "16" ; do \
  echo "file2  block ${block} bla!bla!bla!bla!bla!bla!bla!bla!bla!bla!bla!bla"
  for count in 2 3 4 5 6 7 8 ; do
    echo "bla!bla!bla!bla!bla!bla!bla!bla!bla!bla!bla!bla!bla!bla!bla!bla"
  done
done >file2

if test $TEST_TAR_FORMAT = pax; then
  TAPE_LENGTH=11
else
  TAPE_LENGTH=10
fi

tar -c --multi-volume --tape-length=$TAPE_LENGTH \
  --listed-incremental=t.snar \
  -f t1-pipe.tar -f t2-pipe.tar ./file1 ./file2 || exit 1

mkdir extract-dir-pipe
dd bs=4096 count=$TAPE_LENGTH if=t2-pipe.tar 2>/dev/null |
PATH=$PATH ${TRUSS} tar -f t1-pipe.tar -f - \
      -C extract-dir-pipe -x --multi-volume \
      --tape-length=$TAPE_LENGTH --read-full-records || exit 1

cmp file1 extract-dir-pipe/file1
cmp file2 extract-dir-pipe/file2
],
[0],
[],[],[],[],[gnu, oldgnu, pax])

AT_CLEANUP