--- a/src/corelib/global/qlibraryinfo.cpp	Tue Jan 26 12:42:25 2010 +0200
+++ b/src/corelib/global/qlibraryinfo.cpp	Tue Feb 02 00:43:10 2010 +0200
@@ -46,7 +46,11 @@
 #include "qlibraryinfo.h"
 #include "qscopedpointer.h"
 
-#ifdef QT_BUILD_QMAKE
+#if defined(QT_BUILD_QMAKE) || defined(QT_BOOTSTRAPPED)
+# define BOOTSTRAPPING
+#endif
+
+#ifdef BOOTSTRAPPING
 QT_BEGIN_NAMESPACE
 extern QString qmake_libraryInfoFile();
 QT_END_NAMESPACE
@@ -91,7 +95,7 @@
 QLibrarySettings::QLibrarySettings()
     : settings(QLibraryInfoPrivate::findConfiguration())
 {
-#ifndef QT_BUILD_QMAKE
+#ifndef BOOTSTRAPPING
     qAddPostRoutine(QLibraryInfoPrivate::cleanup);
 #endif
 }
@@ -99,7 +103,7 @@
 QSettings *QLibraryInfoPrivate::findConfiguration()
 {
     QString qtconfig = QLatin1String(":/qt/etc/qt.conf");
-#ifdef QT_BUILD_QMAKE
+#ifdef BOOTSTRAPPING
     if(!QFile::exists(qtconfig))
         qtconfig = qmake_libraryInfoFile();
 #else
@@ -208,6 +212,19 @@
 }
 
 /*!
+    \since 4.6
+    Returns the installation date for this build of Qt. The install date will
+    usually be the last time that Qt sources were configured.
+*/
+#ifndef QT_NO_DATESTRING
+QDate
+QLibraryInfo::buildDate()
+{
+    return QDate::fromString(QString::fromLatin1(qt_configure_installation + 12), Qt::ISODate);
+}
+#endif //QT_NO_DATESTRING
+
+/*!
   Returns the location specified by \a loc.
 
 */
@@ -412,7 +429,7 @@
     if (QDir::isRelativePath(ret)) {
         if (loc == PrefixPath) {
             // we make the prefix path absolute to the executable's directory
-#ifdef QT_BUILD_QMAKE
+#ifdef BOOTSTRAPPING
             return QFileInfo(qmake_libraryInfoFile()).absolutePath();
 #else
             if (QCoreApplication::instance()) {
@@ -481,12 +498,20 @@
            "Contact: Nokia Corporation (qt-info@nokia.com)\n"
            "\n"
            "Build key:           " QT_BUILD_KEY "\n"
+           "Build date:          %s\n"
            "Installation prefix: %s\n"
            "Library path:        %s\n"
            "Include path:        %s\n",
+           qt_configure_installation + 12,
            qt_configure_prefix_path_str + 12,
            qt_configure_libraries_path_str + 12,
            qt_configure_headers_path_str + 12);
+
+#ifdef QT_EVAL
+    extern void qt_core_eval_init(uint);
+    qt_core_eval_init(1);
+#endif
+
     exit(0);
 }