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coreutils/tests/install/install-C.sh
Pádraig Brady 056d6de78f tests: avoid the :> construct which can hide errors
On most shells `:>file || framework_failure_` will not evaluate
the framework_failure_ even if there was an error writing the file.
shells which do evaluate the failure are ksh 93u+ and bash 4.2,
while shells wich don't include bash 4.3, solaris, freebsd, dash.

Furthermore this construct is problematic on Solaris 10 sh,
which will try to optimize away a `:' command in a loop
after the first iteration, even if it is redirected.

* tests/cp/link-deref.sh: Remove the leading colon on redirections.
* tests/cp/reflink-perm.sh: Likewise.
* tests/id/zero.sh: Likewise.
* tests/install/install-C.sh: Likewise.
* tests/misc/env.sh: Likewise.
* tests/misc/md5sum-bsd.sh: Likewise.
* tests/misc/runcon-no-reorder.sh: Likewise.
* tests/mv/partition-perm.sh: Likewise.
* tests/rm/r-root.sh: Likewise.
* tests/split/l-chunk.sh: Likewise.
* tests/split/line-bytes.sh: Likewise.
* tests/tail-2/inotify-rotate.sh: Likewise.
* tests/tail-2/retry.sh: Likewise.
* tests/tail-2/symlink.sh: Likewise.
* tests/tail-2/wait.sh: Likewise.
* tests/touch/read-only.sh: Likewise.
+ cfg.mk (sc_prohibit_colon_redirection): A new syntax check
to avoid further instances of this creeping in.
2014-03-05 19:02:20 +00:00

116 lines
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#!/bin/sh
# Ensure "install -C" works. (basic tests)
# Copyright (C) 2008-2014 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 of the License, 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, see <http://www.gnu.org/licenses/>.
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ ginstall
skip_if_setgid_
skip_if_nondefault_group_
# Note if a group is not specified, install(1) will assume that a file
# would be installed with the current user's group ID, and thus if the
# file is the same except that it does have a different group due to
# its parent directory being g+s for example, then the copy will be
# done again redundantly in a futile attempt to reset the group ID to
# that of the current user.
#
# install -d -g wheel -m 2775 test # Create setgid dir
# touch test/a # Create source
# install -Cv -m664 test/a test/i1 # install source with mode
# install -Cv -m664 test/i1 test/i2 # install dest
# install -Cv -m664 test/i1 test/i2 # again to see redundant install
#
# Similarly if an existing file exists that is the same and has the
# current users group ID, but when an actual install of the file would
# reset to a different group ID due to the directory being g+s for example,
# then the install will not be done when it should.
#
# install -Cv -m664 -g "$(id -nrg)" test/i1 test/i2 # set i2 to uesr's gid
# install -Cv -m664 test/i1 test/i2 # this should install but doesn't
#
# Therefore we skip the test in the presence of setgid dirs
# An additional complication on HFS is that it...
mode1=0644
mode2=0755
mode3=2755
echo test > a || framework_failure_
echo "'a' -> 'b'" > out_installed_first || framework_failure_
echo "removed 'b'
'a' -> 'b'" > out_installed_second || framework_failure_
> out_empty || framework_failure_
# destination file does not exist
ginstall -Cv -m$mode1 a b > out || fail=1
compare out out_installed_first || fail=1
# destination file exists
ginstall -Cv -m$mode1 a b > out || fail=1
compare out out_empty || fail=1
# destination file exists (long option)
ginstall -v --compare -m$mode1 a b > out || fail=1
compare out out_empty || fail=1
# destination file exists but -C is not given
ginstall -v -m$mode1 a b > out || fail=1
compare out out_installed_second || fail=1
# option -C ignored if any non-permission mode should be set
ginstall -Cv -m$mode3 a b > out || fail=1
compare out out_installed_second || fail=1
ginstall -Cv -m$mode3 a b > out || fail=1
compare out out_installed_second || fail=1
# files are not regular files
ln -s a c || framework_failure_
ln -s b d || framework_failure_
ginstall -Cv -m$mode1 c d > out || fail=1
echo "removed 'd'
'c' -> 'd'" > out_installed_second_cd
compare out out_installed_second_cd || fail=1
# destination file exists but content differs
echo test1 > a || framework_failure_
ginstall -Cv -m$mode1 a b > out || fail=1
compare out out_installed_second || fail=1
ginstall -Cv -m$mode1 a b > out || fail=1
compare out out_empty || fail=1
# destination file exists but content differs (same size)
echo test2 > a || framework_failure_
ginstall -Cv -m$mode1 a b > out || fail=1
compare out out_installed_second || fail=1
ginstall -Cv -m$mode1 a b > out || fail=1
compare out out_empty || fail=1
# destination file exists but mode differs
ginstall -Cv -m$mode2 a b > out || fail=1
compare out out_installed_second || fail=1
ginstall -Cv -m$mode2 a b > out || fail=1
compare out out_empty || fail=1
# options -C and --preserve-timestamps are mutually exclusive
ginstall -C --preserve-timestamps a b && fail=1
# options -C and --strip are mutually exclusive
ginstall -C --strip --strip-program=echo a b && fail=1
Exit $fail