qt5base-lts/mkspecs/features/data/unix/findclasslist.pl
Thiago Macieira a6050125a7 findclasslist.pl: print the line number of where the occurrence came
Makes debugging easier.

Pick-to: 6.4
Change-Id: Ic6547f8247454b47baa8fffd170ea7f7d84b990f
Reviewed-by: Alexey Edelev <alexey.edelev@qt.io>
Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
2022-09-06 13:43:10 -03:00

47 lines
1.5 KiB
Perl

#!/usr/bin/env perl
# Copyright (C) 2016 Intel Corporation.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
use strict;
my $syntax = "findclasslist.pl\n" .
"Replaces each \@FILE:filename\@ in stdin with the classes found in that file\n";
# Match a struct or class declaration at the top-level, but not a forward
# declaration
my $classmatch = qr/^(?:struct|class)(?:\s+Q_\w*_EXPORT)?\s+([\w:]+)(\s*;$)?/;
# Match an exported namespace
my $nsmatch = qr/^namespace\s+Q_\w+_EXPORT\s+([\w:]+)/;
$\ = $/;
while (<STDIN>) {
chomp;
unless (/\@FILE:(.*)\@/) {
print;
next;
}
# Replace this line with the class list
my $fname = $1;
open HDR, "<$1" or die("Could not open header $1: $!");
while (my $line = <HDR>) {
if ($line =~ /\bELFVERSION:(\S+)\b/) {
last if $1 eq "stop";
<HDR> if $1 eq "ignore-next"; # load next line
next if $1 eq "ignore" or $1 eq "ignore-next";
}
$line =~ s,\s*(//.*)?$,,; # remove // comments and trailing space
next unless $line =~ $nsmatch or $line =~ $classmatch;
next if $2 ne ""; # forward declaration
# split the namespace-qualified or nested class identifiers
my $sym = ($1 =~ s/:$//r); # remove trailing :
my @sym = split /::/, $sym;
@sym = map { sprintf "%d%s", length $_, $_; } @sym;
$sym = sprintf " *%s*;", join("", @sym);
printf "%-55s # %s:%d\n", $sym, $fname, $.;
}
close HDR;
}