in reply to Re: Taint problem opening file to write
in thread Taint problem opening file to write

Here is where i recommend the 3-arg form of open. From the docs:

Use 3-argument form to open a file with arbitrary weird characters in it, 

open(FILE, '<', $file);

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otherwise it's necessary to protect any leading and trailing whitespace: 
$file =~ s#^(\s)#./$1#;
open(FOO, "< $file\0");

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jeffa

L-LL-L--L-LL-L--L-LL-L--
-R--R-RR-R--R-RR-R--R-RR
B--B--B--B--B--B--B--B--
H---H---H---H---H---H---
(the triplet paradiddle with high-hat)

In Section Seekers of Perl Wisdom