Merge branch '4.5'

6 files changed, 34 insertions, 35 deletions

diff --git a/src/corelib/io/qdatastream.cpp b/src/corelib/io/qdatastream.cpp
index 9990696eaa..b203899a3f 100644
--- a/src/corelib/io/qdatastream.cpp
+++ b/src/corelib/io/qdatastream.cpp
@@ -514,7 +514,7 @@ void QDataStream::setByteOrder(ByteOrder bo)
     \value Qt_4_2 Version 8 (Qt 4.2)
     \value Qt_4_3 Version 9 (Qt 4.3)
     \value Qt_4_4 Version 10 (Qt 4.4)
-    \value Qt_4_5 Version 10 (Qt 4.5)
+    \value Qt_4_5 Version 11 (Qt 4.5)
     \omitvalue Qt_4_6
 
     \sa setVersion(), version()
diff --git a/src/corelib/io/qdir.cpp b/src/corelib/io/qdir.cpp
index d62328f53e..0dc8a63782 100644
--- a/src/corelib/io/qdir.cpp
+++ b/src/corelib/io/qdir.cpp
@@ -50,6 +50,7 @@
 #include "qstring.h"
 #include "qregexp.h"
 #include "qvector.h"
+#include "qalgorithms.h"
 #ifdef QT_BUILD_CORE_LIB
 # include "qresource.h"
 #endif
@@ -192,32 +193,28 @@ QDirPrivate::~QDirPrivate()
 
 /* For sorting */
 struct QDirSortItem {
-    QString filename_cache;
-    QString suffix_cache;
+    mutable QString filename_cache;
+    mutable QString suffix_cache;
     QFileInfo item;
 };
-static int qt_cmp_si_sort_flags;
 
-#if defined(Q_C_CALLBACKS)
-extern "C" {
-#endif
 
-#ifdef Q_OS_WINCE
-static int __cdecl qt_cmp_si(const void *n1, const void *n2)
-#else
-static int qt_cmp_si(const void *n1, const void *n2)
-#endif
-{
-    if (!n1 || !n2)
-        return 0;
+class QDirSortItemComparator {
+    int qt_cmp_si_sort_flags;
+public:
+    QDirSortItemComparator(int flags) : qt_cmp_si_sort_flags(flags) {}
+    bool operator()(const QDirSortItem &, const QDirSortItem &);
+};
 
-    QDirSortItem* f1 = (QDirSortItem*)n1;
-    QDirSortItem* f2 = (QDirSortItem*)n2;
+bool QDirSortItemComparator::operator()(const QDirSortItem &n1, const QDirSortItem &n2)
+{
+    const QDirSortItem* f1 = &n1;
+    const QDirSortItem* f2 = &n2;
 
     if ((qt_cmp_si_sort_flags & QDir::DirsFirst) && (f1->item.isDir() != f2->item.isDir()))
-        return f1->item.isDir() ? -1 : 1;
+        return f1->item.isDir();
     if ((qt_cmp_si_sort_flags & QDir::DirsLast) && (f1->item.isDir() != f2->item.isDir()))
-        return f1->item.isDir() ? 1 : -1;
+        return !f1->item.isDir();
 
     int r = 0;
     int sortBy = (qt_cmp_si_sort_flags & QDir::SortByMask)
@@ -266,18 +263,11 @@ static int qt_cmp_si(const void *n1, const void *n2)
             : f1->filename_cache.compare(f2->filename_cache);
     }
 
-    if (r == 0) // Enforce an order - the order the items appear in the array
-        r = (char*)n1 - (char*)n2;
-
     if (qt_cmp_si_sort_flags & QDir::Reversed)
-        return -r;
-    return r;
+        return r > 0;
+    return r < 0;
 }
 
-#if defined(Q_C_CALLBACKS)
-}
-#endif
-
 inline void QDirPrivate::sortFileList(QDir::SortFlags sort, QStringList &l,
                                       QStringList *names, QFileInfoList *infos) const
 {
@@ -294,9 +284,8 @@ inline void QDirPrivate::sortFileList(QDir::SortFlags sort, QStringList &l,
                 path += QLatin1Char('/');
             si[i].item = QFileInfo(path + l.at(i));
         }
-        qt_cmp_si_sort_flags = sort;
         if ((sort & QDir::SortByMask) != QDir::Unsorted)
-            qsort(si, i, sizeof(si[0]), qt_cmp_si);
+            qStableSort(si, si+i, QDirSortItemComparator(sort));
         // put them back in the list(s)
         for (int j = 0; j<i; j++) {
             if(infos)
diff --git a/src/corelib/io/qtemporaryfile.cpp b/src/corelib/io/qtemporaryfile.cpp
index 48563539b7..6a9125c075 100644
--- a/src/corelib/io/qtemporaryfile.cpp
+++ b/src/corelib/io/qtemporaryfile.cpp
@@ -294,6 +294,8 @@ public:
     QTemporaryFileEngine(const QString &file) : QFSFileEngine(file) { }
     ~QTemporaryFileEngine();
 
+    void setFileName(const QString &file);
+
     bool open(QIODevice::OpenMode flags);
     bool remove();
     bool close();
@@ -304,6 +306,13 @@ QTemporaryFileEngine::~QTemporaryFileEngine()
     QFSFileEngine::close();
 }
 
+void QTemporaryFileEngine::setFileName(const QString &file)
+{
+    // Really close the file, so we don't leak
+    QFSFileEngine::close();
+    QFSFileEngine::setFileName(file);
+}
+
 bool QTemporaryFileEngine::open(QIODevice::OpenMode openMode)
 {
     Q_D(QFSFileEngine);
diff --git a/src/corelib/io/qtextstream.cpp b/src/corelib/io/qtextstream.cpp
index f63d29e193..612d7f7fb6 100644
--- a/src/corelib/io/qtextstream.cpp
+++ b/src/corelib/io/qtextstream.cpp
@@ -67,9 +67,10 @@ static const int QTEXTSTREAM_BUFFERSIZE = 16384;
     \snippet doc/src/snippets/code/src_corelib_io_qtextstream.cpp 1
 
     Note that you cannot use QTextStream::atEnd(), which returns true when you
-    have reached the end of the data stream, with stdin because as long as the
-    application is running, stdin has no end.
-
+    have reached the end of the data stream, with stdin. The reason for this is
+    that as long as stdin doesn't give any input to the QTextStream, \c atEnd()
+    will return true even if the stdin is open and waiting for more characters.
+    
     Besides using QTextStream's constructors, you can also set the
     device or string QTextStream operates on by calling setDevice() or
     setString(). You can seek to a position by calling seek(), and
diff --git a/src/corelib/tools/qstring.h b/src/corelib/tools/qstring.h
index 1493dcefd2..69c4f2f25e 100644
--- a/src/corelib/tools/qstring.h
+++ b/src/corelib/tools/qstring.h
@@ -113,7 +113,7 @@ public:
 
     int capacity() const;
     inline void reserve(int size);
-    inline void squeeze() { if (d->size < d->alloc) realloc(); d->capacity = 0;}
+    inline void squeeze() { if (d->size < d->alloc || d->ref != 1) realloc(); d->capacity = 0;}
 
     inline const QChar *unicode() const;
     inline QChar *data();
diff --git a/src/corelib/tools/qvector.h b/src/corelib/tools/qvector.h
index 3fd52ee1a1..1f047b8348 100644
--- a/src/corelib/tools/qvector.h
+++ b/src/corelib/tools/qvector.h
@@ -315,7 +315,7 @@ void QVector<T>::detach_helper()
 { realloc(d->size, d->alloc); }
 template <typename T>
 void QVector<T>::reserve(int asize)
-{ if (asize > d->alloc) realloc(d->size, asize); d->capacity = 1; }
+{ if (asize > d->alloc || d->ref != 1) realloc(d->size, asize); d->capacity = 1; }
 template <typename T>
 void QVector<T>::resize(int asize)
 { realloc(asize, (asize > d->alloc || (!d->capacity && asize < d->size && asize < (d->alloc >> 1))) ?