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#!/usr/bin/perl
use strict;
use warnings;
# Check __BEGIN_NAMESPACE ... __END_NAMESPACE pairing in an include file.
my $code = 0;
for my $path (@ARGV) {
my $localcode = 0;
my @stack;
open my $in, '<', $path
or die "open $path failed: $!";
while (<$in>) {
if ( /^\s*__BEGIN_(.*)\b/ ) {
push @stack, $1;
}
elsif ( /^\s*__END_(.*)\b/ ) {
if (@stack) {
my $tag = pop @stack;
if ($1 ne $tag) {
print "$path:$.: BEGIN $tag paired with END $1\n";
$localcode = 1;
}
}
else {
print "$path:$.: END $1 does not match a begin\n";
$localcode = 1;
}
}
}
if (@stack) {
print "$path: Unmatched begin tags " . join (' ', @stack) ."\n";
$localcode = 1;
}
if ($localcode == 0) {
print "$path: OK\n";
} else {
$code = $localcode;
}
}
exit $code;
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