diff options
Diffstat (limited to 'src/corelib/io/qiodevice.cpp')
-rw-r--r-- | src/corelib/io/qiodevice.cpp | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/src/corelib/io/qiodevice.cpp b/src/corelib/io/qiodevice.cpp index 7eb917c71f..7a87a78c60 100644 --- a/src/corelib/io/qiodevice.cpp +++ b/src/corelib/io/qiodevice.cpp @@ -972,6 +972,7 @@ QByteArray QIODevice::readAll() QByteArray result; qint64 readBytes = 0; + const bool sequential = d->isSequential(); // flush internal read buffer if (!(d->openMode & Text) && !d->buffer.isEmpty()) { @@ -979,11 +980,12 @@ QByteArray QIODevice::readAll() return QByteArray(); result = d->buffer.readAll(); readBytes = result.size(); - d->pos += readBytes; + if (!sequential) + d->pos += readBytes; } qint64 theSize; - if (d->isSequential() || (theSize = size()) == 0) { + if (sequential || (theSize = size()) == 0) { // Size is unknown, read incrementally. qint64 readResult; do { @@ -1629,6 +1631,23 @@ QString QIODevice::errorString() const \sa read(), write() */ +/*! + \internal + \fn int qt_subtract_from_timeout(int timeout, int elapsed) + + Reduces the \a timeout by \a elapsed, taking into account that -1 is a + special value for timeouts. +*/ + +int qt_subtract_from_timeout(int timeout, int elapsed) +{ + if (timeout == -1) + return -1; + + timeout = timeout - elapsed; + return timeout < 0 ? 0 : timeout; +} + #if !defined(QT_NO_DEBUG_STREAM) QDebug operator<<(QDebug debug, QIODevice::OpenMode modes) |