4 files changed, 32 insertions, 0 deletions
diff --git a/src/gui/text/qfont.cpp b/src/gui/text/qfont.cpp
index 084b7ac..64eb27a 100644
--- a/src/gui/text/qfont.cpp
+++ b/src/gui/text/qfont.cpp
@@ -139,6 +139,9 @@ bool QFontDef::exactMatch(const QFontDef &other) const
     QFontDatabase::parseFontName(family, this_foundry, this_family);
     QFontDatabase::parseFontName(other.family, other_foundry, other_family);
 
+    this_family = QFontDatabase::resolveFontFamilyAlias(this_family);
+    other_family = QFontDatabase::resolveFontFamilyAlias(other_family);
+
     return (styleHint     == other.styleHint
             && styleStrategy == other.styleStrategy
             && weight        == other.weight
diff --git a/src/gui/text/qfontdatabase.cpp b/src/gui/text/qfontdatabase.cpp
index 8e92b1a..1e94bf5 100644
--- a/src/gui/text/qfontdatabase.cpp
+++ b/src/gui/text/qfontdatabase.cpp
@@ -1087,6 +1087,12 @@ QT_BEGIN_INCLUDE_NAMESPACE
 #elif defined(Q_OS_SYMBIAN)
 #  include "qfontdatabase_s60.cpp"
 #endif
+#if !defined(Q_WS_X11)
+QString QFontDatabase::resolveFontFamilyAlias(const QString &family)
+{
+    return family;
+}
+#endif
 QT_END_INCLUDE_NAMESPACE
 
 static QtFontStyle *bestStyle(QtFontFoundry *foundry, const QtFontStyle::Key &styleKey)
diff --git a/src/gui/text/qfontdatabase.h b/src/gui/text/qfontdatabase.h
index 3e9483b..ae1130e 100644
--- a/src/gui/text/qfontdatabase.h
+++ b/src/gui/text/qfontdatabase.h
@@ -152,6 +152,7 @@ public:
 private:
     static void createDatabase();
     static void parseFontName(const QString &name, QString &foundry, QString &family);
+    static QString resolveFontFamilyAlias(const QString &family);
 #if defined(Q_WS_QWS) || defined(Q_WS_QPA) || defined(Q_OS_SYMBIAN)
     static QFontEngine *findFont(int script, const QFontPrivate *fp, const QFontDef &request);
 #endif
diff --git a/src/gui/text/qfontdatabase_x11.cpp b/src/gui/text/qfontdatabase_x11.cpp
index f923d87..02b0148 100644
--- a/src/gui/text/qfontdatabase_x11.cpp
+++ b/src/gui/text/qfontdatabase_x11.cpp
@@ -2120,4 +2120,26 @@ bool QFontDatabase::supportsThreadedFontRendering()
 #endif
 }
 
+QString QFontDatabase::resolveFontFamilyAlias(const QString &family)
+{
+#if defined(QT_NO_FONTCONFIG)
+    return family;
+#else
+    FcPattern *pattern = FcPatternCreate();
+    if (!pattern)
+        return family;
+
+    FcPatternAddString(pattern, FC_FAMILY, (const FcChar8 *) family.toUtf8().data());
+    FcConfigSubstitute(0, pattern, FcMatchPattern);
+    FcDefaultSubstitute(pattern);
+
+    FcChar8 *familyAfterSubstitution;
+    FcPatternGetString(pattern, FC_FAMILY, 0, &familyAfterSubstitution);
+    QString resolved = QString::fromUtf8((const char *) familyAfterSubstitution);
+    FcPatternDestroy(pattern);
+
+    return resolved;
+#endif
+}
+
 QT_END_NAMESPACE