From b0ef18751e233302faabaf64ac0e01f08ff3ac10 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 12 May 2017 16:30:45 +0200
Subject: Add support for including data with trace object

---
 bbot/diagnostics.hxx | 22 ++++++++++++++--------
 1 file changed, 14 insertions(+), 8 deletions(-)

(limited to 'bbot/diagnostics.hxx')

diff --git a/bbot/diagnostics.hxx b/bbot/diagnostics.hxx
index 36a3cf2..696a912 100644
--- a/bbot/diagnostics.hxx
+++ b/bbot/diagnostics.hxx
@@ -49,8 +49,8 @@ namespace bbot
   struct simple_prologue_base
   {
     explicit
-    simple_prologue_base (const char* type, const char* name)
-        : type_ (type), name_ (name) {}
+    simple_prologue_base (const char* type, const char* name, const char* data)
+        : type_ (type), name_ (name), data_ (data) {}
 
     void
     operator() (const diag_record& r) const;
@@ -58,17 +58,23 @@ namespace bbot
   private:
     const char* type_;
     const char* name_;
+    const char* data_;
   };
 
   struct basic_mark_base
   {
     using simple_prologue = butl::diag_prologue<simple_prologue_base>;
 
+    // If data if not NULL, then we print it as (data) after name. For
+    // example:
+    //
+    // trace: main(foo): bar
+    //
     explicit
     basic_mark_base (const char* type,
                      const char* indent = "\n  ",
                      const char* name = nullptr,
-                     const void* data = nullptr,
+                     const char* data = nullptr,
                      diag_epilogue* epilogue = nullptr)
         : type_ (type), name_ (name), data_ (data),
           indent_ (indent), epilogue_ (epilogue) {}
@@ -76,13 +82,13 @@ namespace bbot
     simple_prologue
     operator() () const
     {
-      return simple_prologue (indent_, epilogue_, type_, name_);
+      return simple_prologue (indent_, epilogue_, type_, name_, data_);
     }
 
   public:
     const char* type_;
     const char* name_;
-    const void* data_;
+    const char* data_;
 
     const char* indent_;
     diag_epilogue* const epilogue_;
@@ -102,7 +108,7 @@ namespace bbot
   struct trace_mark_base: basic_mark_base
   {
     explicit
-    trace_mark_base (const char* name, const void* data = nullptr);
+    trace_mark_base (const char* name, const char* data = nullptr);
   };
   using trace_mark = butl::diag_mark<trace_mark_base>;
 
@@ -119,7 +125,7 @@ namespace bbot
     explicit
     fail_mark_base (const char* type,
                     const char* indent = "\n  ",
-                    const void* data = nullptr)
+                    const char* data = nullptr)
         : basic_mark_base (type,
                            indent,
                            nullptr,
@@ -136,7 +142,7 @@ namespace bbot
     operator() (bool hard = true) const
     {
       if (hard)
-        return simple_prologue (indent_, epilogue_, type_, name_);
+        return simple_prologue (indent_, epilogue_, type_, name_, data_);
 
       simple_prologue r (error ());
       r.epilogue = epilogue_;
-- 
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