38be0d1383
This is the beginning of revision history for this module. If you want to look at revision history older than this, please refer to the Qt Git wiki for how to use Git history grafting. At the time of writing, this wiki is located here: http://qt.gitorious.org/qt/pages/GitIntroductionWithQt If you have already performed the grafting and you don't see any history beyond this commit, try running "git log" with the "--follow" argument. Branched from the monolithic repo, Qt master branch, at commit 896db169ea224deb96c59ce8af800d019de63f12
199 lines
5.6 KiB
Perl
Executable File
199 lines
5.6 KiB
Perl
Executable File
#!/usr/bin/perl
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#############################################################################
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##
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## Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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## All rights reserved.
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## Contact: Nokia Corporation (qt-info@nokia.com)
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##
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## This file is part of the test suite of the Qt Toolkit.
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##
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## $QT_BEGIN_LICENSE:LGPL$
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## No Commercial Usage
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## This file contains pre-release code and may not be distributed.
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## You may use this file in accordance with the terms and conditions
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## contained in the Technology Preview License Agreement accompanying
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## this package.
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##
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## GNU Lesser General Public License Usage
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## Alternatively, this file may be used under the terms of the GNU Lesser
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## General Public License version 2.1 as published by the Free Software
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## Foundation and appearing in the file LICENSE.LGPL included in the
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## packaging of this file. Please review the following information to
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## ensure the GNU Lesser General Public License version 2.1 requirements
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## will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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##
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## In addition, as a special exception, Nokia gives you certain additional
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## rights. These rights are described in the Nokia Qt LGPL Exception
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## version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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##
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## If you have questions regarding the use of this file, please contact
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## Nokia at qt-info@nokia.com.
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##
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##
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##
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##
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##
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##
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##
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##
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## $QT_END_LICENSE$
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##
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#############################################################################
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#
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# Usage: make_qfeatures_dot_h
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#
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# Generates src/corelib/global/qfeatures.h from src/corelib/global/qfeatures.txt.
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#
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# The qfeatures.txt file can contain redundancies, and this program
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# will show them.
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#
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if ($ENV{QTSRCDIR} ne '') {
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$qtbase=$ENV{QTSRCDIR};
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} else {
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$qtbase=$ENV{QTDIR};
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}
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open FL, "$qtbase/src/corelib/global/qfeatures.txt"
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or die "Cannot open $qtbase/src/corelib/global/qfeatures.txt";
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while (<FL>) {
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if ( /^Feature: (\S*)/ ) {
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print STDERR "Duplicate: $1\n" if $macro{$1};
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$macro{$macro=$1}=1;
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} elsif ( /^Requires: (.*?)\s*$/ ) {
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$deps{$macro}=$1;
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map { $dep{"$macro $_"}=1 } split /\s+/, $1;
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} elsif ( /^Name: (.*?)\s*$/ ) {
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$label{$macro}=$1;
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}
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}
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close FL;
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sub depends {
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my($x,$y) = @_;
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return 1 if $dep{"$x $y"};
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return 0 if $dep{"$y $x"};
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return 0 if $x eq $y;
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my $d;
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for $d (split /\s+/, $deps{$x}) {
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return 1 if depends($d,$y);
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}
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return 0;
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}
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sub dependants_rec {
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my($x) = @_;
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my $n = 0;
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my $d = 0;
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$dependants_rec_count++;
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if ( $dependants_rec_count > $dependants_rec_limit ) {
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if ( $circularity_start eq $x ) {
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print STDERR "Circular dependency: $circularity\n";
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exit;
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}
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$circularity_start=$x if !$circularity_start;
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$circularity="$x $circularity";
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}
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for $d (split /\s+/, $deps{$x}) {
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$n += 1 + dependants_rec($d);
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}
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$dependants_rec_count--;
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return $n;
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}
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sub dependants {
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$dependants_rec_limit=keys %macro if !$dependants_rec_limit;
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$dependants_rec_count=0;
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return dependants_rec @_;
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}
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sub dependencysort {
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my($x, $y) = @_;
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my $xd = dependants($x);
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my $yd = dependants($y);
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return $xd-$yd if $xd != $yd;
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return $x cmp $y;
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}
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@macros = sort { dependencysort($a,$b) } keys %macro;
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for $macro ( @macros ) {
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for $d1 (split /\s+/, $deps{$macro} ) {
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for $d2 (split /\s+/, $deps{$macro} ) {
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print STDERR "Redundancy in $macro - $d1 depends on $d2\n" if depends($d1,$d2);
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}
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print STDERR "Unknown in $macro - $d1\n" if !$macro{$d1};
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}
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}
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open OUT, ">$qtbase/src/corelib/global/qfeatures.h"
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or die "Cannot open $qtbase/src/corelib/global/qfeatures.h for writing";
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print OUT
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'/****************************************************************************
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**
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the QtCore module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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|
** Foundation and appearing in the file LICENSE.LGPL included in the
|
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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/*
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* All features and their dependencies.
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*
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* This list is generated from $QTDIR/src/corelib/global/qfeatures.txt
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* by $QTSRCDIR/util/scripts/make_qfeatures_dot_h
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*/
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';
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for $macro ( @macros ) {
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print OUT "// $label{$macro}\n";
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if ( $deps{$macro} ) {
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print OUT "#if !defined(QT_NO_$macro)";
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print OUT " && (", (join " || ", map { "defined(QT_NO_$_)" } split /\s+/, $deps{$macro}), ")";
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print OUT "\n";
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print OUT "#define QT_NO_$macro\n";
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print OUT "#endif\n";
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} else {
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print OUT "//#define QT_NO_$macro\n";
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}
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print OUT "\n";
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}
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close OUT;
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