qmake/cachekeys.h

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  41
  42 #ifndef CACHEKEYS_H
  43 #define CACHEKEYS_H
  44
  45 #include "project.h"
  46 #include <qstring.h>
  47 #include <qstringlist.h>
  48 #include <qfile.h>
  49 #include <qfileinfo.h>
  50 #include <qhash.h>
  51
  52 QT_BEGIN_NAMESPACE
  53
  54 // -------------------------------------------------------------------------------------------------
  55 struct FixStringCacheKey
  56 {
  57     mutable uint hash;
  58     QString string, pwd;
  59     uchar flags;
  60     FixStringCacheKey(const QString &s, uchar f)
  61     {
  62         hash = 0;
  63         pwd = qmake_getpwd();
  64         string = s;
  65         flags = f;
  66     }
  67     bool operator==(const FixStringCacheKey &f) const
  68     {
  69         return (hashCode() == f.hashCode() &&
  70                 f.flags == flags &&
  71                 f.string == string &&
  72                 f.pwd == pwd);
  73     }
  74     inline uint hashCode() const {
  75         if(!hash)
  76             hash = qHash(string) | qHash(flags) /*| qHash(pwd)*/;
  77         return hash;
  78     }
  79 };
  80 inline uint qHash(const FixStringCacheKey &f) { return f.hashCode(); }
  81
  82 // -------------------------------------------------------------------------------------------------
  83 struct FileInfoCacheKey
  84 {
  85     mutable uint hash;
  86     QString file, pwd;
  87     FileInfoCacheKey(const QString &f)
  88     {
  89         hash = 0;
  90         if(isRelativePath(f))
  91             pwd = qmake_getpwd();
  92         file = f;
  93     }
  94     bool operator==(const FileInfoCacheKey &f) const
  95     {
  96         return (hashCode() == f.hashCode() && f.file == file &&
  97                 f.pwd == pwd);
  98     }
  99     inline uint hashCode() const {
 100         if(!hash)
 101             hash = qHash(file) /*| qHash(pwd)*/;
 102         return hash;
 103     }
 104     inline bool isRelativePath(const QString &file) {
 105         int length = file.length();
 106         if (!length)
 107             return true;
 108
 109         const QChar c0 = file.at(0);
 110         const QChar c1 = length >= 2 ? file.at(1) : QChar(0);
 111         return !(c0 == QLatin1Char('/')
 112                 || c0 == QLatin1Char('\\')
 113                 || (c0.isLetter() && c1 == QLatin1Char(':'))
 114                 || (c0 == QLatin1Char('/') && c1 == QLatin1Char('/'))
 115                 || (c0 == QLatin1Char('\\') && c1 == QLatin1Char('\\')));
 116     }
 117 };
 118 inline uint qHash(const FileInfoCacheKey &f) { return f.hashCode(); }
 119
 120 // -------------------------------------------------------------------------------------------------
 121 struct FileFixifyCacheKey
 122 {
 123     mutable uint hash;
 124     QString in_d, out_d;
 125     QString file, pwd;
 126     uint fixType;
 127     bool canonicalize;
 128     FileFixifyCacheKey(const QString &f, const QString &od, const QString &id,
 129                        uint ft, bool c)
 130     {
 131         hash = 0;
 132         pwd = qmake_getpwd();
 133         file = f;
 134         if(od.isNull())
 135             out_d = Option::output_dir;
 136         else
 137             out_d = od;
 138         if(id.isNull())
 139             in_d = qmake_getpwd();
 140         else
 141             in_d = id;
 142         fixType = ft;
 143         canonicalize = c;
 144     }
 145     QString toString() const {
 146         return file + "--" + in_d + "--" + out_d + "--" + pwd + "--" +
 147             QString::number(fixType) + "--" + QString::number((int)canonicalize);
 148     }
 149     bool operator==(const FileFixifyCacheKey &f) const
 150     {
 151         return (f.canonicalize == canonicalize &&
 152                 f.fixType == fixType &&
 153                 f.file == file &&
 154                 f.in_d == in_d &&
 155                 f.out_d == out_d &&
 156                 f.pwd == pwd);
 157     }
 158     inline uint hashCode() const {
 159         if(!hash)
 160             hash = uint(canonicalize) | uint(fixType) |
 161                    qHash(file) | qHash(in_d) | qHash(out_d) /*|qHash(pwd)*/;
 162         return hash;
 163     }
 164 };
 165
 166 inline uint qHash(const FileFixifyCacheKey &f) { return f.hashCode(); }
 167 // -------------------------------------------------------------------------------------------------
 168
 169 // As MSVC 6.0 can't handle template functions that well, we need a separate function for each type
 170 inline void qmakeDeleteCacheClear_QMapStringInt(void *i) { delete reinterpret_cast<QMap<QString,int> *>(i); }
 171 inline void qmakeDeleteCacheClear_QStringList(void *i) { delete reinterpret_cast<QStringList *>(i); }
 172 inline void qmakeDeleteCacheClear_QHashFixStringCacheKeyQString(void *i) { delete reinterpret_cast<QHash<FixStringCacheKey, QString> *>(i); }
 173 inline void qmakeDeleteCacheClear_QHashFileInfoCacheKeyQFileInfo(void *i) { delete reinterpret_cast<QHash<FileInfoCacheKey, QFileInfo> *>(i); }
 174 inline void qmakeDeleteCacheClear_QHashFileFixifyCacheKeyQString(void *i) { delete reinterpret_cast<QHash<FileFixifyCacheKey, QString> *>(i); }
 175 inline void qmakeFreeCacheClear(void *i) { free(i); }
 176
 177 typedef void (*qmakeCacheClearFunc)(void *);
 178 void qmakeAddCacheClear(qmakeCacheClearFunc func, void **);
 179 void qmakeClearCaches();
 180
 181 QT_END_NAMESPACE
 182
 183 #endif // CACHEKEYS_H