qmake/project.h
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     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 PROJECT_H
       
    43 #define PROJECT_H
       
    44 
       
    45 #include <qstringlist.h>
       
    46 #include <qtextstream.h>
       
    47 #include <qstring.h>
       
    48 #include <qstack.h>
       
    49 #include <qmap.h>
       
    50 #include <qmetatype.h>
       
    51 
       
    52 QT_BEGIN_NAMESPACE
       
    53 
       
    54 class QMakeProperty;
       
    55 
       
    56 struct ParsableBlock;
       
    57 struct IteratorBlock;
       
    58 struct FunctionBlock;
       
    59 
       
    60 class QMakeProject
       
    61 {
       
    62     struct ScopeBlock
       
    63     {
       
    64         enum TestStatus { TestNone, TestFound, TestSeek };
       
    65         ScopeBlock() : iterate(0), ignore(false), else_status(TestNone) { }
       
    66         ScopeBlock(bool i) : iterate(0), ignore(i), else_status(TestNone) { }
       
    67         ~ScopeBlock();
       
    68         IteratorBlock *iterate;
       
    69         uint ignore : 1, else_status : 2;
       
    70     };
       
    71     friend struct ParsableBlock;
       
    72     friend struct IteratorBlock;
       
    73     friend struct FunctionBlock;
       
    74 
       
    75     QStack<ScopeBlock> scope_blocks;
       
    76     QStack<FunctionBlock *> function_blocks;
       
    77     IteratorBlock *iterator;
       
    78     FunctionBlock *function;
       
    79     QMap<QString, FunctionBlock*> testFunctions, replaceFunctions;
       
    80 
       
    81     bool own_prop;
       
    82     QString pfile, cfile;
       
    83     QMakeProperty *prop;
       
    84     void reset();
       
    85     QMap<QString, QStringList> vars, base_vars, cache;
       
    86     bool parse(const QString &text, QMap<QString, QStringList> &place, int line_count=1);
       
    87 
       
    88     enum IncludeStatus {
       
    89         IncludeSuccess,
       
    90         IncludeFeatureAlreadyLoaded,
       
    91         IncludeFailure,
       
    92         IncludeNoExist,
       
    93         IncludeParseFailure
       
    94     };
       
    95     enum IncludeFlags {
       
    96         IncludeFlagNone = 0x00,
       
    97         IncludeFlagFeature = 0x01,
       
    98         IncludeFlagNewParser = 0x02,
       
    99         IncludeFlagNewProject = 0x04
       
   100     };
       
   101     IncludeStatus doProjectInclude(QString file, uchar flags, QMap<QString, QStringList> &place);
       
   102 
       
   103     bool doProjectCheckReqs(const QStringList &deps, QMap<QString, QStringList> &place);
       
   104     bool doVariableReplace(QString &str, QMap<QString, QStringList> &place);
       
   105     QStringList doVariableReplaceExpand(const QString &str, QMap<QString, QStringList> &place, bool *ok=0);
       
   106     void init(QMakeProperty *, const QMap<QString, QStringList> *);
       
   107     QStringList &values(const QString &v, QMap<QString, QStringList> &place);
       
   108 
       
   109 public:
       
   110     QMakeProject() { init(0, 0); }
       
   111     QMakeProject(QMakeProperty *p) { init(p, 0); }
       
   112     QMakeProject(QMakeProject *p, const QMap<QString, QStringList> *nvars=0);
       
   113     QMakeProject(const QMap<QString, QStringList> &nvars) { init(0, &nvars); }
       
   114     QMakeProject(QMakeProperty *p, const QMap<QString, QStringList> &nvars) { init(p, &nvars); }
       
   115     ~QMakeProject();
       
   116 
       
   117     enum { ReadCache=0x01, ReadConf=0x02, ReadCmdLine=0x04, ReadProFile=0x08,
       
   118            ReadPostFiles=0x10, ReadFeatures=0x20, ReadConfigs=0x40, ReadAll=0xFF };
       
   119     inline bool parse(const QString &text) { return parse(text, vars); }
       
   120     bool read(const QString &project, uchar cmd=ReadAll);
       
   121     bool read(uchar cmd=ReadAll);
       
   122 
       
   123     QStringList userExpandFunctions() { return replaceFunctions.keys(); }
       
   124     QStringList userTestFunctions() { return testFunctions.keys(); }
       
   125 
       
   126     QString projectFile();
       
   127     QString configFile();
       
   128     inline QMakeProperty *properties() { return prop; }
       
   129 
       
   130     bool doProjectTest(QString str, QMap<QString, QStringList> &place);
       
   131     bool doProjectTest(QString func, const QString &params,
       
   132                        QMap<QString, QStringList> &place);
       
   133     bool doProjectTest(QString func, QStringList args,
       
   134                        QMap<QString, QStringList> &place);
       
   135     bool doProjectTest(QString func, QList<QStringList> args,
       
   136                        QMap<QString, QStringList> &place);
       
   137     QStringList doProjectExpand(QString func, const QString &params,
       
   138                                 QMap<QString, QStringList> &place);
       
   139     QStringList doProjectExpand(QString func, QStringList args,
       
   140                                 QMap<QString, QStringList> &place);
       
   141     QStringList doProjectExpand(QString func, QList<QStringList> args,
       
   142                                 QMap<QString, QStringList> &place);
       
   143 
       
   144     QStringList expand(const QString &v);
       
   145     QStringList expand(const QString &func, const QList<QStringList> &args);
       
   146     bool test(const QString &v);
       
   147     bool test(const QString &func, const QList<QStringList> &args);
       
   148     bool isActiveConfig(const QString &x, bool regex=false,
       
   149                         QMap<QString, QStringList> *place=NULL);
       
   150 
       
   151     bool isSet(const QString &v);
       
   152     bool isEmpty(const QString &v);
       
   153     QStringList &values(const QString &v);
       
   154     QString first(const QString &v);
       
   155     QMap<QString, QStringList> &variables();
       
   156 
       
   157 protected:
       
   158     friend class MakefileGenerator;
       
   159     bool read(const QString &file, QMap<QString, QStringList> &place);
       
   160     bool read(QTextStream &file, QMap<QString, QStringList> &place);
       
   161 
       
   162 };
       
   163 Q_DECLARE_METATYPE(QMakeProject*)
       
   164 
       
   165 inline QString QMakeProject::projectFile()
       
   166 {
       
   167     if (pfile == "-")
       
   168         return QString("(stdin)");
       
   169     return pfile;
       
   170 }
       
   171 
       
   172 inline QString QMakeProject::configFile()
       
   173 { return cfile; }
       
   174 
       
   175 inline QStringList &QMakeProject::values(const QString &v)
       
   176 { return values(v, vars); }
       
   177 
       
   178 inline bool QMakeProject::isEmpty(const QString &v)
       
   179 { return !isSet(v) || values(v).isEmpty(); }
       
   180 
       
   181 inline bool QMakeProject::isSet(const QString &v)
       
   182 { return vars.contains(v); }
       
   183 
       
   184 inline QString QMakeProject::first(const QString &v)
       
   185 {
       
   186     const QStringList vals = values(v);
       
   187     if(vals.isEmpty())
       
   188         return QString("");
       
   189     return vals.first();
       
   190 }
       
   191 
       
   192 inline QMap<QString, QStringList> &QMakeProject::variables()
       
   193 { return vars; }
       
   194 
       
   195 // Helper functions needed for Symbian
       
   196 bool isForSymbian();
       
   197 bool isForSymbianSbsv2();
       
   198 
       
   199 QT_END_NAMESPACE
       
   200 
       
   201 #endif // PROJECT_H