qmake/property.cpp

   1 /****************************************************************************
   2 **
   3 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
   4 ** All rights reserved.
   5 ** Contact: Nokia Corporation (qt-info@nokia.com)
   6 **
   7 ** This file is part of the qmake application of the Qt Toolkit.
   8 **
   9 ** $QT_BEGIN_LICENSE:LGPL$
  10 ** GNU Lesser General Public License Usage
  11 ** This file may be used under the terms of the GNU Lesser General Public
  12 ** License version 2.1 as published by the Free Software Foundation and
  13 ** appearing in the file LICENSE.LGPL included in the packaging of this
  14 ** file. Please review the following information to ensure the GNU Lesser
  15 ** General Public License version 2.1 requirements will be met:
  16 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
  17 **
  18 ** In addition, as a special exception, Nokia gives you certain additional
  19 ** rights. These rights are described in the Nokia Qt LGPL Exception
  20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
  21 **
  22 ** GNU General Public License Usage
  23 ** Alternatively, this file may be used under the terms of the GNU General
  24 ** Public License version 3.0 as published by the Free Software Foundation
  25 ** and appearing in the file LICENSE.GPL included in the packaging of this
  26 ** file. Please review the following information to ensure the GNU General
  27 ** Public License version 3.0 requirements will be met:
  28 ** http://www.gnu.org/copyleft/gpl.html.
  29 **
  30 ** Other Usage
  31 ** Alternatively, this file may be used in accordance with the terms and
  32 ** conditions contained in a signed written agreement between you and Nokia.
  33 **
  34 **
  35 **
  36 **
  37 **
  38 ** $QT_END_LICENSE$
  39 **
  40 ****************************************************************************/
  41
  42 #include "property.h"
  43 #include "option.h"
  44
  45 #include <qdir.h>
  46 #include <qmap.h>
  47 #include <qsettings.h>
  48 #include <qstringlist.h>
  49 #include <stdio.h>
  50
  51 QT_BEGIN_NAMESPACE
  52
  53 QStringList qmake_mkspec_paths(); //project.cpp
  54
  55 QMakeProperty::QMakeProperty() : settings(0)
  56 {
  57 }
  58
  59 QMakeProperty::~QMakeProperty()
  60 {
  61     delete settings;
  62     settings = 0;
  63 }
  64
  65 void QMakeProperty::initSettings()
  66 {
  67     if(!settings) {
  68         settings = new QSettings(QSettings::UserScope, "Trolltech", "QMake");
  69         settings->setFallbacksEnabled(false);
  70     }
  71 }
  72
  73 QString
  74 QMakeProperty::keyBase(bool version) const
  75 {
  76     if (version)
  77         return QString(qmake_version()) + "/";
  78     return QString();
  79 }
  80
  81 QString
  82 QMakeProperty::value(QString v, bool just_check)
  83 {
  84     if(v == "QT_INSTALL_PREFIX")
  85         return QLibraryInfo::location(QLibraryInfo::PrefixPath);
  86     else if(v == "QT_INSTALL_DATA")
  87         return QLibraryInfo::location(QLibraryInfo::DataPath);
  88     else if(v == "QT_INSTALL_DOCS")
  89         return QLibraryInfo::location(QLibraryInfo::DocumentationPath);
  90     else if(v == "QT_INSTALL_HEADERS")
  91         return QLibraryInfo::location(QLibraryInfo::HeadersPath);
  92     else if(v == "QT_INSTALL_LIBS")
  93         return QLibraryInfo::location(QLibraryInfo::LibrariesPath);
  94     else if(v == "QT_INSTALL_BINS")
  95         return QLibraryInfo::location(QLibraryInfo::BinariesPath);
  96     else if(v == "QT_INSTALL_PLUGINS")
  97         return QLibraryInfo::location(QLibraryInfo::PluginsPath);
  98     else if(v == "QT_INSTALL_IMPORTS")
  99         return QLibraryInfo::location(QLibraryInfo::ImportsPath);
 100     else if(v == "QT_INSTALL_TRANSLATIONS")
 101         return QLibraryInfo::location(QLibraryInfo::TranslationsPath);
 102     else if(v == "QT_INSTALL_CONFIGURATION")
 103         return QLibraryInfo::location(QLibraryInfo::SettingsPath);
 104     else if(v == "QT_INSTALL_EXAMPLES")
 105         return QLibraryInfo::location(QLibraryInfo::ExamplesPath);
 106     else if(v == "QT_INSTALL_DEMOS")
 107         return QLibraryInfo::location(QLibraryInfo::ExamplesPath);
 108     else if(v == "QMAKE_MKSPECS")
 109         return qmake_mkspec_paths().join(Option::dirlist_sep);
 110     else if(v == "QMAKE_VERSION")
 111         return qmake_version();
 112 #ifdef QT_VERSION_STR
 113     else if(v == "QT_VERSION")
 114         return QT_VERSION_STR;
 115 #endif
 116
 117     initSettings();
 118     int slash = v.lastIndexOf('/');
 119     QVariant var = settings->value(keyBase(slash == -1) + v);
 120     bool ok = var.isValid();
 121     QString ret = var.toString();
 122     if(!ok) {
 123         QString version = qmake_version();
 124         if(slash != -1) {
 125             version = v.left(slash-1);
 126             v = v.mid(slash+1);
 127         }
 128         settings->beginGroup(keyBase(false));
 129         QStringList subs = settings->childGroups();
 130         settings->endGroup();
 131         subs.sort();
 132         for (int x = subs.count() - 1; x >= 0; x--) {
 133             QString s = subs[x];
 134             if(s.isEmpty() || s > version)
 135                 continue;
 136             var = settings->value(keyBase(false) + s + "/" + v);
 137             ok = var.isValid();
 138             ret = var.toString();
 139             if (ok) {
 140                 if(!just_check)
 141                     debug_msg(1, "Fell back from %s -> %s for '%s'.", version.toLatin1().constData(),
 142                               s.toLatin1().constData(), v.toLatin1().constData());
 143                 return ret;
 144             }
 145         }
 146     }
 147     return ok ? ret : QString();
 148 }
 149
 150 bool
 151 QMakeProperty::hasValue(QString v)
 152 {
 153     return !value(v, true).isNull();
 154 }
 155
 156 void
 157 QMakeProperty::setValue(QString var, const QString &val)
 158 {
 159     initSettings();
 160     settings->setValue(keyBase() + var, val);
 161 }
 162
 163 void
 164 QMakeProperty::remove(const QString &var)
 165 {
 166     initSettings();
 167     settings->remove(keyBase() + var);
 168 }
 169
 170 bool
 171 QMakeProperty::exec()
 172 {
 173     bool ret = true;
 174     if(Option::qmake_mode == Option::QMAKE_QUERY_PROPERTY) {
 175         if(Option::prop::properties.isEmpty()) {
 176             initSettings();
 177             settings->beginGroup(keyBase(false));
 178             QStringList subs = settings->childGroups();
 179             settings->endGroup();
 180             subs.sort();
 181             for(int x = subs.count() - 1; x >= 0; x--) {
 182                 QString s = subs[x];
 183                 if(s.isEmpty())
 184                     continue;
 185                 settings->beginGroup(keyBase(false) + s);
 186                 QStringList keys = settings->childKeys();
 187                 settings->endGroup();
 188                 for(QStringList::ConstIterator it2 = keys.begin(); it2 != keys.end(); it2++) {
 189                     QString ret = settings->value(keyBase(false) + s + "/" + (*it2)).toString();
 190                     if(s != qmake_version())
 191                         fprintf(stdout, "%s/", s.toLatin1().constData());
 192                     fprintf(stdout, "%s:%s\n", (*it2).toLatin1().constData(), ret.toLatin1().constData());
 193                 }
 194             }
 195             QStringList specialProps;
 196             specialProps.append("QT_INSTALL_PREFIX");
 197             specialProps.append("QT_INSTALL_DATA");
 198             specialProps.append("QT_INSTALL_DOCS");
 199             specialProps.append("QT_INSTALL_HEADERS");
 200             specialProps.append("QT_INSTALL_LIBS");
 201             specialProps.append("QT_INSTALL_BINS");
 202             specialProps.append("QT_INSTALL_PLUGINS");
 203             specialProps.append("QT_INSTALL_IMPORTS");
 204             specialProps.append("QT_INSTALL_TRANSLATIONS");
 205             specialProps.append("QT_INSTALL_CONFIGURATION");
 206             specialProps.append("QT_INSTALL_EXAMPLES");
 207             specialProps.append("QT_INSTALL_DEMOS");
 208             specialProps.append("QMAKE_MKSPECS");
 209             specialProps.append("QMAKE_VERSION");
 210 #ifdef QT_VERSION_STR
 211             specialProps.append("QT_VERSION");
 212 #endif
 213             foreach (QString prop, specialProps)
 214                 fprintf(stdout, "%s:%s\n", prop.toLatin1().constData(), value(prop).toLatin1().constData());
 215             return true;
 216         }
 217         for(QStringList::ConstIterator it = Option::prop::properties.begin();
 218             it != Option::prop::properties.end(); it++) {
 219             if(Option::prop::properties.count() > 1)
 220                 fprintf(stdout, "%s:", (*it).toLatin1().constData());
 221             if(!hasValue((*it))) {
 222                 ret = false;
 223                 fprintf(stdout, "**Unknown**\n");
 224             } else {
 225                 fprintf(stdout, "%s\n", value((*it)).toLatin1().constData());
 226             }
 227         }
 228     } else if(Option::qmake_mode == Option::QMAKE_SET_PROPERTY) {
 229         for(QStringList::ConstIterator it = Option::prop::properties.begin();
 230             it != Option::prop::properties.end(); it++) {
 231             QString var = (*it);
 232             it++;
 233             if(it == Option::prop::properties.end()) {
 234                 ret = false;
 235                 break;
 236             }
 237             if(!var.startsWith("."))
 238                 setValue(var, (*it));
 239         }
 240     } else if(Option::qmake_mode == Option::QMAKE_UNSET_PROPERTY) {
 241         for(QStringList::ConstIterator it = Option::prop::properties.begin();
 242             it != Option::prop::properties.end(); it++) {
 243             QString var = (*it);
 244             if(!var.startsWith("."))
 245                 remove(var);
 246         }
 247     }
 248     return ret;
 249 }
 250
 251 QT_END_NAMESPACE