Admin/isatest/isatest-lint

feeder: treat header as escaped utf8 to allow initial ML text to refer to non-ASCII file/directory names (e.g. "Documents/" on Chinese Ubuntu);

#!/usr/bin/env perl
#
# Author: Florian Haftmann, TUM
#
# Do consistency and quality checks on the isabelle sources
#

use strict;
use File::Find;
use File::Basename;

# configuration
my $isabelleRoot = $ENV{'HOME'} . "/isabelle";
my @suffices = ('\.thy', '\.ml', '\.ML');

# lint main procedure
sub lint() {
    my ($basename, $dirname, $ext) = fileparse($File::Find::name, @suffices);
    if ($ext) {
        open ISTREAM, $File::Find::name or die("error opening $File::Find::name");
        my $found = 0;
        while (<ISTREAM>) {
            $found ||= m/\$Id[^\$]*\$/;
            last if $found;
        }
        close ISTREAM;
        my $relname = substr($File::Find::name, (length $isabelleRoot) + 1);
        if (! $found) {
            print "Found no CVS id in $relname\n";
        }
    }
}

# first argument =^= isabelle repository root
if (@ARGV) {
    $isabelleRoot = $ARGV[0];
}

find(\&lint, $isabelleRoot);