qmake/meta.h

   1 /****************************************************************************
   2 **
   3 ** Copyright (C) 2009 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 ** No Commercial Usage
  11 ** This file contains pre-release code and may not be distributed.
  12 ** You may use this file in accordance with the terms and conditions
  13 ** contained in the Technology Preview License Agreement accompanying
  14 ** this package.
  15 **
  16 ** GNU Lesser General Public License Usage
  17 ** Alternatively, this file may be used under the terms of the GNU Lesser
  18 ** General Public License version 2.1 as published by the Free Software
  19 ** Foundation and appearing in the file LICENSE.LGPL included in the
  20 ** packaging of this file.  Please review the following information to
  21 ** ensure the GNU Lesser General Public License version 2.1 requirements
  22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
  23 **
  24 ** In addition, as a special exception, Nokia gives you certain additional
  25 ** rights.  These rights are described in the Nokia Qt LGPL Exception
  26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
  27 **
  28 ** If you have questions regarding the use of this file, please contact
  29 ** Nokia at qt-info@nokia.com.
  30 **
  31 **
  32 **
  33 **
  34 **
  35 **
  36 **
  37 **
  38 ** $QT_END_LICENSE$
  39 **
  40 ****************************************************************************/
  41
  42 #ifndef META_H
  43 #define META_H
  44
  45 #include <qmap.h>
  46 #include <qstringlist.h>
  47 #include <qstring.h>
  48
  49 QT_BEGIN_NAMESPACE
  50
  51 class QMakeMetaInfo
  52 {
  53     bool readLibtoolFile(const QString &f);
  54     bool readPkgCfgFile(const QString &f);
  55     QMap<QString, QStringList> vars;
  56     QString meta_type;
  57     static QMap<QString, QMap<QString, QStringList> > cache_vars;
  58     void clear();
  59 public:
  60     QMakeMetaInfo();
  61
  62     bool readLib(QString lib);
  63     static QString findLib(QString lib);
  64     static bool libExists(QString lib);
  65     QString type() const;
  66
  67     bool isEmpty(const QString &v);
  68     QStringList &values(const QString &v);
  69     QString first(const QString &v);
  70     QMap<QString, QStringList> &variables();
  71 };
  72
  73 inline bool QMakeMetaInfo::isEmpty(const QString &v)
  74 { return !vars.contains(v) || vars[v].isEmpty(); }
  75
  76 inline QString QMakeMetaInfo::type() const
  77 { return meta_type; }
  78
  79 inline QStringList &QMakeMetaInfo::values(const QString &v)
  80 { return vars[v]; }
  81
  82 inline QString QMakeMetaInfo::first(const QString &v)
  83 {
  84 #if defined(Q_CC_SUN) && (__SUNPRO_CC == 0x500) || defined(Q_CC_HP)
  85     // workaround for Sun WorkShop 5.0 bug fixed in Forte 6
  86     if (isEmpty(v))
  87         return QString("");
  88     else
  89         return vars[v].first();
  90 #else
  91     return isEmpty(v) ? QString("") : vars[v].first();
  92 #endif
  93 }
  94
  95 inline QMap<QString, QStringList> &QMakeMetaInfo::variables()
  96 { return vars; }
  97
  98 inline bool QMakeMetaInfo::libExists(QString lib)
  99 { return !findLib(lib).isNull(); }
 100
 101 QT_END_NAMESPACE
 102
 103 #endif // META_H