qt5base-lts/qmake/meta.cpp
Oswald Buddenhagen df175f190d introduce qmake variable abstractions
this is preparation for adapting to a new evaluator.

Change-Id: I6fc59f5525735754a00afa6629fbfe257e84db97
Reviewed-by: Daniel Teske <daniel.teske@nokia.com>
Reviewed-by: Joerg Bornemann <joerg.bornemann@nokia.com>
2012-09-07 15:39:31 +02:00

204 lines
7.1 KiB
C++

/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the qmake application of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
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****************************************************************************/
#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(QString lib)
{
clear();
QString meta_file = findLib(lib);
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), QMakeProject::ReadProFile))
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;
}
void
QMakeMetaInfo::clear()
{
vars.clear();
}
QString
QMakeMetaInfo::findLib(QString lib)
{
if((lib[0] == '\'' || lib[0] == '"') &&
lib[lib.length()-1] == lib[0])
lib = lib.mid(1, lib.length()-2);
lib = Option::normalizePath(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, QMakeProject::ReadProFile))
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);
}
}
vars["QMAKE_PRL_LIBS"] += lst;
}
}
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