From 9f90ce8de8865bd111191bf6fd7434ef6d3b75ab Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 27 Oct 2022 09:49:13 +0200
Subject: Add ability to use custom writer when flushing diag_record

---
 libbutl/diagnostics.cxx | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'libbutl/diagnostics.cxx')

diff --git a/libbutl/diagnostics.cxx b/libbutl/diagnostics.cxx
index f574fd6..3254e27 100644
--- a/libbutl/diagnostics.cxx
+++ b/libbutl/diagnostics.cxx
@@ -157,14 +157,14 @@ namespace butl
   void (*diag_record::writer) (const diag_record&) = &default_writer;
 
   void diag_record::
-  flush () const
+  flush (void (*w) (const diag_record&)) const
   {
     if (!empty_)
     {
       if (epilogue_ == nullptr)
       {
-        if (writer != nullptr)
-          writer (*this);
+        if (w != nullptr || (w = writer) != nullptr)
+          w (*this);
 
         empty_ = true;
       }
@@ -174,8 +174,8 @@ namespace butl
         //
         auto e (epilogue_);
         epilogue_ = nullptr;
-        e (*this); // Can throw.
-        flush ();  // Call ourselves to write the data in case it returns.
+        e (*this); // Can throw. @@ TODO: pass writer.
+        flush (w);  // Call ourselves to write the data in case it returns.
       }
     }
   }
-- 
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