I dont know what the problem is, but have you considered passing $warn_list_arg as lines to STDIN?

Such as:

open FH, "|perl $perl_file $comp");

for (@warn_list) {
    print FH $_ . "\n";
}

close FH;

[download]

You'll have to modify $perl_file to read them from <STDIN> instead of @ARGV.

In reply to Re: Passing huge args to system call by eclark
in thread THANKS TO ALL: Passing huge args to system call by bubulik

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