QRingBuffer: add append(const char *, qint64) function

This allows to remove a code duplication in several places.

Change-Id: I49f56e951682dbd2968923654a12cba5199a2502
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>

1 files changed, 1 insertions, 5 deletions

diff --git a/src/corelib/io/qfiledevice.cpp b/src/corelib/io/qfiledevice.cpp
index b712fb719f..a2119b74db 100644
--- a/src/corelib/io/qfiledevice.cpp
+++ b/src/corelib/io/qfiledevice.cpp
@@ -562,11 +562,7 @@ qint64 QFileDevice::writeData(const char *data, qint64 len)
     }
 
     // Write to the buffer.
-    char *writePointer = d->writeBuffer.reserve(len);
-    if (len == 1)
-        *writePointer = *data;
-    else if (len)
-        ::memcpy(writePointer, data, len);
+    d->writeBuffer.append(data, len);
     return len;
 }