Ensure -t argument is positive integer.
Signed-off-by: Nicolás Ortega Froysa <nicolas@ortegas.org>
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@ -68,6 +68,9 @@ if ($opts{'v'}) {
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print("Improper usage. -r and -i cannot be used at the same time.\n");
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print("Use -h for help information.\n");
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exit 1;
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} elsif ($opts{'t'} && !($opts{'t'} =~ /[0-9]+/)) {
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print("The argument for -t must be a positive integer.\n");
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exit 1;
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}
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$r_flag = 1 if ($opts{'r'});
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