37 lines
638 B
Perl
37 lines
638 B
Perl
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#!/usr/bin/perl
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# warn if there are magic numbers in the code.
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# usage:
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# scripts/magic-numbers.pl lib/checkstl.cpp
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sub checkfile
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{
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my $filename = $_[0];
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# parse file
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open(FILE, $filename);
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my @lines = <FILE>;
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close(FILE);
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# check comments..
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my $linenr = 0;
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foreach $line (@lines)
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{
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$linenr = $linenr + 1;
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# is there a magic number?
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if (($line =~ /[^a-zA-Z_][0-9]{3,}/) &&
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(!($line =~ /define|const|(\/\/)/)))
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{
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print "[$filename:$linenr] Magic number\n";
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}
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}
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}
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foreach $filename (@ARGV)
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{
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checkfile($filename)
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}
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