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meta.cpp
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meta.cpp
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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the qmake application of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "meta.h"
#include "project.h"
#include "option.h"
#include <qdir.h>
QT_BEGIN_NAMESPACE
QHash<QString, ProValueMap> QMakeMetaInfo::cache_vars;
QMakeMetaInfo::QMakeMetaInfo(QMakeProject *_conf)
: conf(_conf)
{
}
bool
QMakeMetaInfo::readLib(const QString &meta_file)
{
if(cache_vars.contains(meta_file)) {
vars = cache_vars[meta_file];
return true;
}
bool ret = false;
if(!meta_file.isNull()) {
if(meta_file.endsWith(Option::pkgcfg_ext)) {
if((ret=readPkgCfgFile(meta_file)))
meta_type = "pkgcfg";
} else if(meta_file.endsWith(Option::libtool_ext)) {
if((ret=readLibtoolFile(meta_file)))
meta_type = "libtool";
} else if(meta_file.endsWith(Option::prl_ext)) {
QMakeProject proj;
if (!proj.read(Option::normalizePath(meta_file), QMakeEvaluator::LoadProOnly))
return false;
meta_type = "qmake";
vars = proj.variables();
ret = true;
} else {
warn_msg(WarnLogic, "QMakeMetaInfo: unknown file format for %s",
QDir::toNativeSeparators(meta_file).toLatin1().constData());
}
}
if(ret)
cache_vars.insert(meta_file, vars);
return ret;
}
QString
QMakeMetaInfo::findLib(const QString &lib)
{
QString ret;
QString extns[] = { Option::prl_ext, /*Option::pkgcfg_ext, Option::libtool_ext,*/ QString() };
for(int extn = 0; !extns[extn].isNull(); extn++) {
if(lib.endsWith(extns[extn]))
ret = QFile::exists(lib) ? lib : QString();
}
if(ret.isNull()) {
for(int extn = 0; !extns[extn].isNull(); extn++) {
if(QFile::exists(lib + extns[extn])) {
ret = lib + extns[extn];
break;
}
}
}
if(ret.isNull()) {
debug_msg(2, "QMakeMetaInfo: Cannot find info file for %s", lib.toLatin1().constData());
} else {
debug_msg(2, "QMakeMetaInfo: Found info file %s for %s", ret.toLatin1().constData(), lib.toLatin1().constData());
}
return ret;
}
bool
QMakeMetaInfo::readLibtoolFile(const QString &f)
{
/* I can just run the .la through the .pro parser since they are compatible.. */
QMakeProject proj;
QString nf = Option::normalizePath(f);
if (!proj.read(nf, QMakeEvaluator::LoadProOnly))
return false;
QString dirf = nf.section(QLatin1Char('/'), 0, -2);
if(dirf == nf)
dirf = "";
else if(!dirf.isEmpty() && !dirf.endsWith(Option::output_dir))
dirf += QLatin1Char('/');
const ProValueMap &v = proj.variables();
for (ProValueMap::ConstIterator it = v.begin(); it != v.end(); ++it) {
ProStringList lst = it.value();
if(lst.count() == 1 && (lst.first().startsWith("'") || lst.first().startsWith("\"")) &&
lst.first().endsWith(QString(lst.first().at(0))))
lst = ProStringList(lst.first().mid(1, lst.first().length() - 2));
if(!vars.contains("QMAKE_PRL_TARGET") &&
(it.key() == "dlname" || it.key() == "library_names" || it.key() == "old_library")) {
ProString dir = v["libdir"].first();
if ((dir.startsWith('\'') || dir.startsWith('"')) && dir.endsWith(dir.at(0)))
dir = dir.mid(1, dir.length() - 2);
dir = dir.trimmed();
if(!dir.isEmpty() && !dir.endsWith(QLatin1Char('/')))
dir += QLatin1Char('/');
if(lst.count() == 1)
lst = ProStringList(lst.first().toQString().split(" "));
for (ProStringList::Iterator lst_it = lst.begin(); lst_it != lst.end(); ++lst_it) {
bool found = false;
QString dirs[] = { "", dir.toQString(), dirf, dirf + ".libs/", "(term)" };
for(int i = 0; !found && dirs[i] != "(term)"; i++) {
if(QFile::exists(dirs[i] + (*lst_it))) {
QString targ = dirs[i] + (*lst_it);
if(QDir::isRelativePath(targ))
targ.prepend(qmake_getpwd() + QLatin1Char('/'));
vars["QMAKE_PRL_TARGET"] << targ;
found = true;
}
}
if(found)
break;
}
} else if(it.key() == "dependency_libs") {
if(lst.count() == 1) {
ProString dep = lst.first();
if ((dep.startsWith('\'') || dep.startsWith('"')) && dep.endsWith(dep.at(0)))
dep = dep.mid(1, dep.length() - 2);
lst = ProStringList(dep.trimmed().toQString().split(" "));
}
for (ProStringList::Iterator lit = lst.begin(); lit != lst.end(); ++lit) {
if((*lit).startsWith("-R")) {
if(!conf->isEmpty("QMAKE_LFLAGS_RPATH"))
(*lit) = conf->first("QMAKE_LFLAGS_RPATH") + (*lit).mid(2);
}
}
ProStringList &prlLibs = vars["QMAKE_PRL_LIBS"];
foreach (const ProString &s, lst) {
prlLibs.removeAll(s);
prlLibs.append(s);
}
}
}
return true;
}
bool
QMakeMetaInfo::readPkgCfgFile(const QString &f)
{
fprintf(stderr, "Must implement reading in pkg-config files (%s)!!!\n", f.toLatin1().constData());
return false;
}
QT_END_NAMESPACE