1 files changed, 8 insertions, 0 deletions
diff --git a/vcl/source/filter/jpeg/jpegc.cxx b/vcl/source/filter/jpeg/jpegc.cxx
index 8a57f5559217..724f5b797ccc 100644
--- a/vcl/source/filter/jpeg/jpegc.cxx
+++ b/vcl/source/filter/jpeg/jpegc.cxx
@@ -43,12 +43,16 @@ extern "C" {
 #pragma warning (disable: 4324) /* disable to __declspec(align()) aligned warning */
 #endif
 
+namespace {
+
 struct ErrorManagerStruct
 {
     jpeg_error_mgr pub;
     jmp_buf setjmp_buffer;
 };
 
+}
+
 #ifdef _MSC_VER
 #pragma warning(pop)
 #endif
@@ -99,6 +103,8 @@ static void emitMessage (j_common_ptr cinfo, int msg_level)
 
 }
 
+namespace {
+
 class JpegDecompressOwner
 {
 public:
@@ -145,6 +151,8 @@ struct JpegStuff
     std::vector<sal_uInt8> pCYMKBuffer;
 };
 
+}
+
 static void ReadJPEG(JpegStuff& rContext, JPEGReader* pJPEGReader, void* pInputStream, long* pLines,
               Size const & previewSize, GraphicFilterImportFlags nImportFlags,
               BitmapScopedWriteAccess* ppAccess)