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tests: CuTmpdir.pm: avoid use of undefined variable in warning

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* tests/CuTmpdir.pm (chmod_tree): Do not warn if $dir is undefined.
This commit is contained in:
Ralf Wildenhues
2009-03-25 10:15:46 +01:00
committed by Jim Meyering
parent b498eb071d
commit 26559b513d
1 changed files with 6 additions and 2 deletions
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8
tests/CuTmpdir.pm
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@@ -1,7 +1,7 @@
package CuTmpdir;
# create, then chdir into a temporary sub-directory
# Copyright (C) 2007-2008 Free Software Foundation, Inc.
# Copyright (C) 2007-2009 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
@@ -45,7 +45,11 @@ sub chmod_1
sub chmod_tree
{
if (defined $dir && chdir $dir)
# When tempdir fails, it croaks, which leaves $dir undefined.
defined $dir
or return;
if (chdir $dir)
{
# Perform the equivalent of find . -type d -print0|xargs -0 chmod -R 700.
my $options = {untaint => 1, wanted => \&chmod_1};