From 394c6e6c84adc2d7ea6ed47d5c62b870b9a84a6b Mon Sep 17 00:00:00 2001
From: Michael Andres <ma@suse.de>
Date: Thu, 6 Apr 2006 16:07:38 +0000
Subject: [PATCH] added LogControl::TmpLineWriter

---
 zypp/base/LogControl.cc | 13 +++++++++++++
 zypp/base/LogControl.h  |  9 +++++++++
 2 files changed, 22 insertions(+)

diff --git a/zypp/base/LogControl.cc b/zypp/base/LogControl.cc
index ac36480..b1e12dd 100644
--- a/zypp/base/LogControl.cc
+++ b/zypp/base/LogControl.cc
@@ -214,6 +214,9 @@ namespace zypp
         void setLineWriter( const shared_ptr<LogControl::LineWriter> & writer_r )
         { _lineWriter = writer_r; }
 
+        shared_ptr<LogControl::LineWriter> getLineWriter() const
+        { return _lineWriter; }
+
         /** Assert \a _lineFormater is not NULL. */
         void setLineFormater( const shared_ptr<LogControl::LineFormater> & format_r )
         {
@@ -381,6 +384,16 @@ namespace zypp
     LogControl::TmpExcessive::~TmpExcessive()
     { LogControlImpl::instance.excessive( false );  }
 
+    ///////////////////////////////////////////////////////////////////
+    //
+    // LogControl::TmpLineWriter
+    //
+    ///////////////////////////////////////////////////////////////////
+    LogControl::TmpLineWriter::TmpLineWriter( const shared_ptr<LineWriter> & writer_r )
+    : _writer( LogControlImpl::instance.getLineWriter() )
+    { LogControlImpl::instance.setLineWriter( writer_r ); }
+    LogControl::TmpLineWriter::~TmpLineWriter()
+    { LogControlImpl::instance.setLineWriter( _writer ); }
     /******************************************************************
      **
      **	FUNCTION NAME : operator<<
diff --git a/zypp/base/LogControl.h b/zypp/base/LogControl.h
index 1606f4a..48cf830 100644
--- a/zypp/base/LogControl.h
+++ b/zypp/base/LogControl.h
@@ -105,6 +105,15 @@ namespace zypp
         ~TmpExcessive();
       };
 
+      /** Exchange LineWriter for the lifetime of this object. */
+      struct TmpLineWriter
+      {
+        TmpLineWriter( const shared_ptr<LineWriter> & writer_r = shared_ptr<LineWriter>() );
+        ~TmpLineWriter();
+      private:
+        shared_ptr<LineWriter> _writer;
+      };
+
     private:
       /** Default ctor: Singleton */
       LogControl()
-- 
2.7.4