diff options
Diffstat (limited to 'qmake/library/qmakevfs.h')
-rw-r--r-- | qmake/library/qmakevfs.h | 85 |
1 files changed, 75 insertions, 10 deletions
diff --git a/qmake/library/qmakevfs.h b/qmake/library/qmakevfs.h index 8677ba08c1..1217225471 100644 --- a/qmake/library/qmakevfs.h +++ b/qmake/library/qmakevfs.h @@ -31,12 +31,20 @@ #include "qmake_global.h" -# include <qiodevice.h> -#ifndef PROEVALUATOR_FULL -# include <qhash.h> -# include <qstring.h> -# ifdef PROEVALUATOR_THREAD_SAFE -# include <qmutex.h> +#include <qiodevice.h> +#include <qhash.h> +#include <qstring.h> +#ifdef PROEVALUATOR_THREAD_SAFE +# include <qmutex.h> +#endif + +#ifndef QT_NO_TEXTCODEC +QT_FORWARD_DECLARE_CLASS(QTextCodec) +#endif + +#ifdef PROEVALUATOR_DUAL_VFS +# ifndef PROEVALUATOR_CUMULATIVE +# error PROEVALUATOR_DUAL_VFS requires PROEVALUATOR_CUMULATIVE # endif #endif @@ -45,28 +53,85 @@ QT_BEGIN_NAMESPACE class QMAKE_EXPORT QMakeVfs { public: + enum ReadResult { + ReadOk, + ReadNotFound, + ReadOtherError + }; + + enum VfsFlag { + VfsExecutable = 1, + VfsExact = 0, +#ifdef PROEVALUATOR_DUAL_VFS + VfsCumulative = 2, + VfsCreate = 4, + VfsCreatedOnly = 8, +#else + VfsCumulative = 0, + VfsCreate = 0, + VfsCreatedOnly = 0, +#endif + VfsAccessedOnly = 16 + }; + Q_DECLARE_FLAGS(VfsFlags, VfsFlag) + QMakeVfs(); - bool writeFile(const QString &fn, QIODevice::OpenMode mode, bool exe, const QString &contents, QString *errStr); - bool readFile(const QString &fn, QString *contents, QString *errStr); - bool exists(const QString &fn); + int idForFileName(const QString &fn, VfsFlags flags); + QString fileNameForId(int id); + static void clearIds(); + bool writeFile(int id, QIODevice::OpenMode mode, VfsFlags flags, const QString &contents, QString *errStr); + ReadResult readFile(int id, QString *contents, QString *errStr); + bool exists(const QString &fn, QMakeVfs::VfsFlags flags); #ifndef PROEVALUATOR_FULL void invalidateCache(); void invalidateContents(); #endif +#ifndef QT_NO_TEXTCODEC + void setTextCodec(const QTextCodec *textCodec); +#endif + private: +#ifdef PROEVALUATOR_THREAD_SAFE + static QMutex s_mutex; +#endif + static QAtomicInt s_fileIdCounter; + // Qt Creator's ProFile cache is a singleton to maximize its cross-project + // effectiveness (shared prf files from QtVersions). + // For this to actually work, real files need a global mapping. + // This is fine, because the namespace of real files is indeed global. + static QHash<QString, int> s_fileIdMap; + static QHash<int, QString> s_idFileMap; +#ifdef PROEVALUATOR_DUAL_VFS +# ifdef PROEVALUATOR_THREAD_SAFE + // The simple way to avoid recursing m_mutex. + QMutex m_vmutex; +# endif + // Virtual files are bound to the project context they were created in, + // so their ids need to be local as well. + // We violate that rule in lupdate (which has a non-dual VFS), but that + // does not matter, because it has only one project context anyway. + QHash<QString, int> m_virtualFileIdMap[2]; // Exact and cumulative + QHash<int, QString> m_virtualIdFileMap; // Only one map, as ids are unique across realms. +#endif + #ifndef PROEVALUATOR_FULL # ifdef PROEVALUATOR_THREAD_SAFE QMutex m_mutex; # endif - QHash<QString, QString> m_files; + QHash<int, QString> m_files; QString m_magicMissing; QString m_magicExisting; #endif +#ifndef QT_NO_TEXTCODEC + const QTextCodec *m_textCodec; +#endif }; +Q_DECLARE_OPERATORS_FOR_FLAGS(QMakeVfs::VfsFlags) + QT_END_NAMESPACE #endif // QMAKEVFS_H |