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authorPaul Eggert <eggert@cs.ucla.edu>2006-12-15 09:44:58 +0100
committerJim Meyering <jim@meyering.net>2006-12-15 09:44:58 +0100
commit6f3efa15eb1e67e52c54187c5c53e01c57636c4c (patch)
tree2697fd897a26715feeceb36fd7e5e1c3c4f05cf4 /tests/cp/parent-perm-race
parent33de42f2a88faa4cdfe0a086f3909c160044b402 (diff)
downloadcoreutils-6f3efa15eb1e67e52c54187c5c53e01c57636c4c.tar.xz
Ensure cp -pR --parents isn't too generous with parent permissions.
* tests/cp/Makefile.am (TESTS): Add parent-perm-race. * tests/cp/parent-perm-race: New file. Signed-off-by: Jim Meyering <jim@meyering.net>
Diffstat (limited to 'tests/cp/parent-perm-race')
-rwxr-xr-xtests/cp/parent-perm-race68
1 files changed, 68 insertions, 0 deletions
diff --git a/tests/cp/parent-perm-race b/tests/cp/parent-perm-race
new file mode 100755
index 000000000..80c95a69b
--- /dev/null
+++ b/tests/cp/parent-perm-race
@@ -0,0 +1,68 @@
+#!/bin/sh
+# Make sure cp -pR --parents isn't too generous with parent permissions.
+
+# Copyright (C) 2006 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 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, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.
+
+if test "$VERBOSE" = yes; then
+ set -x
+ cp --version
+fi
+
+pwd=`pwd`
+t0=`echo "$0"|sed 's,.*/,,'`.tmp;tmp=$t0/$$
+trap 'status=$?; cd "$pwd" && rm -rf $t0 && exit $status' 0
+trap '(exit $?); exit' 1 2 13 15
+
+framework_failure=0
+mkdir -p $tmp || framework_failure=1
+cd $tmp || framework_failure=1
+
+umask 022
+mkdir -p a d || framework_failure=1
+mkfifo a/fifo || {
+ echo "$0: fifos not supported; skipping this test." 1>&2
+ (exit 77); exit 77
+}
+
+# Copy a fifo's contents. That way, we can examine d/a's
+# state while cp is running.
+cp -p -R --copy-contents --parents a d &
+cp_pid=$!
+
+(
+ # Now 'cp' is reading the fifo.
+ # Check the permissions of the temporary destination
+ # directory that 'cp' has made.
+ ls -ld d/a >d/ls.out
+
+ # Close the fifo so that "cp" can continue. But output first,
+ # before exiting, otherwise some shells would optimize away the file
+ # descriptor that holds the fifo open.
+ echo foo
+) >a/fifo
+
+case `cat d/ls.out` in
+d???--[-S]--[-S]*)
+ fail=0;;
+*)
+ fail=1;;
+esac
+
+wait $cp_pid || fail=1
+
+(exit $fail); exit $fail