From 4103b43cdbc7412da6a2a95e0e1882a3872a2d12 Mon Sep 17 00:00:00 2001
From: H.G. Muller <h.g.muller@hccnet.nl>
Date: Tue, 13 Sep 2011 19:52:19 +0200
Subject: [PATCH] Move HistorySet to back-end

This existed in exact duplicates in both front-ends.
---
 backend.c           |   10 ++++++++++
 backend.h           |    3 +++
 winboard/winboard.c |   10 ----------
 winboard/winboard.h |    2 --
 xhistory.c          |   16 ----------------
 5 files changed, 13 insertions(+), 28 deletions(-)

diff --git a/backend.c b/backend.c
index cb36909..64b5f3d 100644
--- a/backend.c
+++ b/backend.c
@@ -1662,6 +1662,16 @@ InitBackEnd3 P((void))
     }
 }
 
+void
+HistorySet( char movelist[][2*MOVE_LEN], int first, int last, int current )
+{
+    MoveHistorySet( movelist, first, last, current, pvInfoList );
+
+    EvalGraphSet( first, last, current, pvInfoList );
+
+    MakeEngineOutputTitle();
+}
+
 /*
  * Establish will establish a contact to a remote host.port.
  * Sets icsPR to a ProcRef for a process (or pseudo-process)
diff --git a/backend.h b/backend.h
index b1f7500..6f08f91 100644
--- a/backend.h
+++ b/backend.h
@@ -422,5 +422,8 @@ void SettingsPopUp P((ChessProgramState *cps)); // [HGM] really in front-end, bu
 int WaitForEngine P((ChessProgramState *cps, DelayedEventCallback x));
 void Load P((ChessProgramState *cps, int n));
 int MultiPV P((ChessProgramState *cps));
+void MoveHistorySet P(( char movelist[][2*MOVE_LEN], int first, int last, int current, ChessProgramStats_Move * pvInfo ));
+void EvalGraphSet P(( int first, int last, int current, ChessProgramStats_Move * pvInfo ));
+void MakeEngineOutputTitle P((void));
 
 #endif /* _BACKEND */
diff --git a/winboard/winboard.c b/winboard/winboard.c
index 7c97f6c..388bcc5 100644
--- a/winboard/winboard.c
+++ b/winboard/winboard.c
@@ -9866,16 +9866,6 @@ Tween(start, mid, finish, factor, frames, nFrames)
 }
 
 void
-HistorySet( char movelist[][2*MOVE_LEN], int first, int last, int current )
-{
-    MoveHistorySet( movelist, first, last, current, pvInfoList );
-
-    EvalGraphSet( first, last, current, pvInfoList );
-
-    MakeEngineOutputTitle();
-}
-
-void
 SettingsPopUp(ChessProgramState *cps)
 {     // [HGM] wrapper needed because handles must not be passed through back-end
       EngineOptionsPopup(savedHwnd, cps);
diff --git a/winboard/winboard.h b/winboard/winboard.h
index 115dd86..2dc1659 100644
--- a/winboard/winboard.h
+++ b/winboard/winboard.h
@@ -200,10 +200,8 @@ BOOL GetActualPlacement( HWND hWnd, WindowPlacement * wp );
 
 VOID MoveHistoryPopUp();
 VOID MoveHistoryPopDown();
-VOID MoveHistorySet( char movelist[][2*MOVE_LEN], int first, int last, int current, ChessProgramStats_Move * pvInfo );
 extern HWND moveHistoryDialog;
 
-VOID EvalGraphSet( int first, int last, int current, ChessProgramStats_Move * pvInfo );
 VOID EvalGraphPopUp();
 VOID EvalGraphPopDown();
 extern HWND evalGraphDialog;
diff --git a/xhistory.c b/xhistory.c
index 0d18bf2..7bd3cb7 100644
--- a/xhistory.c
+++ b/xhistory.c
@@ -63,7 +63,6 @@
 void RefreshMemoContent P((void));
 void MemoContentUpdated P((void));
 void FindMoveByCharIndex P(( int char_index ));
-void MoveHistorySet P(( char movelist[][2*MOVE_LEN], int first, int last, int current, ChessProgramStats_Move * pvInfo ));
 
 // variables in xoptions.c
 extern Option historyOptions[];
@@ -163,18 +162,3 @@ HistoryShowProc(w, event, prms, nprms)
   } else PopDown(7);
   ToNrEvent(currentMove);
 }
-
-// duplicate of code in winboard.c, so an move to back-end!
-void EvalGraphSet P(( int first, int last, int current, ChessProgramStats_Move * pvInfo ));
-void MakeEngineOutputTitle P(());
-
-void
-HistorySet( char movelist[][2*MOVE_LEN], int first, int last, int current )
-{
-    MoveHistorySet( movelist, first, last, current, pvInfoList );
-
-    EvalGraphSet( first, last, current, pvInfoList );
-
-    MakeEngineOutputTitle();
-}
-
-- 
1.7.0.4