#!/usr/bin/env perl -w
use strict;
my $filename = $ARGV[0];
if (!$filename) {
print "Usage: modified_otb.pl <filename>\n";
exit(1);
}
my @results = ();
my $line_num = 0;
my ($NONE, $BRACE, $PAREN) = (0, 1, 2);
my $looking_for = $NONE;
my $last_func_name = "";
open(HANDLE, "<", $filename) or die "Cannot open $filename\n";
# Read the file and track the lines with length > $max_length.
while (<HANDLE>) {
$line_num++;
# Subtract one because the newline doesn't count toward the
# length.
chomp;
if (!$looking_for &&
($_ =~ /^\s*function/) &&
($_ =~ /\{/)) {
# Done (bad): we found a function whose opening line ends with
# a brace, which goes against the PEAR coding guidelines.
($last_func_name) = $_ =~ /function\s*(.*)\(/;
push @results, "'$last_func_name' prototype ends with opening ".
"brace, line $line_num";
} elsif (!$looking_for &&
($_ =~ /^\s*function/) &&
($_ !~ /\)/)) {
($last_func_name) = $_ =~ /function\s*(.*)\(/;
$looking_for = $PAREN;
} elsif (($looking_for == $PAREN) &&
($_ =~ /\)/) &&
($_ =~ /\{/)) {
# Done (bad): function prototype and brace are on the same
# line.
push @results, "'$last_func_name' prototype ends with with ".
"opening brace, line $line_num";
$looking_for = $NONE;
} elsif (($looking_for == $PAREN) &&
($_ =~ /\)/) &&
($_ !~ /\{/)) {
$looking_for = $BRACE;
} elsif (!$looking_for &&
($_ =~ /^\s*function/) &&
($_ =~ /\)/) &&
($_ !~ /\{/)) {
($last_func_name) = $_ =~ /function\s*(.*)\(/;
$looking_for = $BRACE;
} elsif (($looking_for == $BRACE) &&
($_ eq "{")) {
$looking_for = $NONE;
# Done (good): the brace was found on the line after the
# function prototype.
} else {
# We got here because we got a line that we're not interested
# in.
$looking_for = $NONE;
}
}
# If any long lines were found, notify and exit(1); otherwise,
# exit(0).
if (@results) {
foreach my $result (@results) {
print "$filename: $result\n";
}
exit(1);
} else {
exit(0);
}
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