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#!/usr/bin/perl
# SPDX-License-Identifier: MIT
use Getopt::Long;
use strict;
my $perl_mode;
&Getopt::Long::Configure(qw(bundling));
&GetOptions("p" => \$perl_mode);
foreach my $file (@ARGV) {
if (!-f $file) {
next;
}
print "Displaying $file...\n";
print " # () [] {}\n";
open(IN, "< $file") || warn "Error opening $file: $!\n";
my($l, $p1, $p2, $p3, $num);
while (defined(my $line = <IN>)) {
++$num;
chomp($line);
my(@p11, @p12, @p21, @p22);
if ($perl_mode) {
@p11 = ($line =~ /((?<!\$)\()/g);
@p12 = ($line =~ /((?<!\$)\))/g);
@p21 = ($line =~ /((?<!\$)\[)/g);
@p22 = ($line =~ /((?<!\$)\])/g);
} else {
@p11 = ($line =~ /(\()/g);
@p12 = ($line =~ /(\))/g);
@p21 = ($line =~ /(\[)/g);
@p22 = ($line =~ /(\])/g);
}
my @p31 = ($line =~ /(\{)/g);
my @p32 = ($line =~ /(\})/g);
$p1 += scalar @p11; $p1 -= scalar @p12;
$p2 += scalar @p21; $p2 -= scalar @p22;
$p3 += scalar @p31; $p3 -= scalar @p32;
printf "%3d %2d %2d %2d %s\n", $., $p1, $p2, $p3, $line;
}
close IN;
print "\n";
}
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