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Diffstat (limited to 'tests/incr02.at')
-rw-r--r-- | tests/incr02.at | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/tests/incr02.at b/tests/incr02.at new file mode 100644 index 0000000..b456341 --- /dev/null +++ b/tests/incr02.at @@ -0,0 +1,77 @@ +# Process this file with autom4te to create testsuite. -*- Autotest -*- + +# Test suite for GNU tar. +# Copyright (C) 2005 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 2, 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. + +# Description: +# Restoring of directory modes and timestamps works correctly only +# if the archive has normal member ordering, i.e. each directory +# member is immediately followed by members located under that directory. +# This is not true for incremental archives, where directory members +# precede the non-directory ones. Due to this, GNU tar up to version 1.15.2 +# failed to correctly restore directory timestamps from an incremental +# archive if this directory contained some files in it. +# +# References: <200511291228.47081.karaman@dssgmbh.de> + +AT_SETUP([restoring timestamps from incremental]) +AT_KEYWORDS([incremental timestamp restore incr02]) + +AT_TAR_CHECK([ +# Create directory structure +mkdir dir +mkdir dir/subdir1 +mkdir dir/subdir2 +genfile --length 10 --file dir/subdir1/file + +# Save mtime for later comparison +genfile --stat=mtime dir/subdir1 > ts + +# Create an archive. Using incremental mode makes sure the +# archive will have a directory-first member ordering, +# i.e.: +# dir/ +# dir/subdir1/ +# dir/subdir2/ +# dir/subdir1/foofile +# +# When restoring from this directory structure, `dir/subdir2/' used to +# trigger apply_nonancestor_delayed_set_stat() which restored stats for +# `subdir1' prior to restoring `dir/subdir1/foofile'. Then, restoring the +# latter clobbered the directory timestamp. + +tar -cf archive -g db dir + +# Move away the directory +mv dir orig + +# Wait enough time for timestamps to differ in case of failure. +sleep 5 + +# Restore the directory +tar -xf archive dir + +# Check the timestamp +genfile --stat=mtime dir/subdir1 | diff ts - +], +[0], +[],[],[],[],[gnu, oldgnu, posix]) + +AT_CLEANUP + +# End of incr02.at |