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|
#!/usr/bin/perl
use File::Find;
use Getopt::Long;
my $basedir = ".";
GetOptions("basedir=s" => \$basedir)
or die("Cannot parse command line arguments\n");
my $found_errors = 0;
sub report {
my ($where, $what, $error) = @_;
print "$where: $error: $what\n";
$found_errors = 1;
}
sub grab_section {
my ($page) = @_;
open my $fh, "<", "$basedir/$page.txt";
my $firstline = <$fh>;
chomp $firstline;
close $fh;
my ($section) = ($firstline =~ /.*\((\d)\)$/);
return $section;
}
sub lint {
my ($file) = @_;
open my $fh, "<", $file
or return;
while (<$fh>) {
my $where = "$file:$.";
while (s/linkgit:((.*?)\[(\d)\])//) {
my ($target, $page, $section) = ($1, $2, $3);
# De-AsciiDoc
$page =~ s/{litdd}/--/g;
if ($page !~ /^git/) {
report($where, $target, "nongit link");
next;
}
if (! -f "$basedir/$page.txt") {
report($where, $target, "no such source");
next;
}
$real_section = grab_section($page);
if ($real_section != $section) {
report($where, $target,
"wrong section (should be $real_section)");
next;
}
}
}
close $fh;
}
sub lint_it {
lint($File::Find::name) if -f && /\.txt$/;
}
if (!@ARGV) {
find({ wanted => \&lint_it, no_chdir => 1 }, $basedir);
} else {
for (@ARGV) {
lint($_);
}
}
exit $found_errors;
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