From eac5068feece8cc21e80cc8ef3189f3e74bdd03f Mon Sep 17 00:00:00 2001
From: Yann Dirson <ydirson@free.fr>
Date: Sun, 25 May 2014 15:29:23 +0200
Subject: [PATCH] Bool transition: struct flags and side-effects.

---
 gnushogi/commondsp.c |  2 +-
 gnushogi/gnushogi.h  | 46 +++++++++++++++++++++++-----------------------
 gnushogi/search.c    |  2 +-
 3 files changed, 25 insertions(+), 25 deletions(-)

diff --git a/gnushogi/commondsp.c b/gnushogi/commondsp.c
index 5380397..d31ea90 100644
--- a/gnushogi/commondsp.c
+++ b/gnushogi/commondsp.c
@@ -1502,7 +1502,7 @@ InputCommand(char *command)
 #ifdef QUIETBACKGROUND
     bool have_shown_prompt = false;
 #endif
-    short ok, done, is_move = false;
+    bool ok, done, is_move = false;
     unsigned short mv;
     char s[80], sx[80];
 
diff --git a/gnushogi/gnushogi.h b/gnushogi/gnushogi.h
index 5007dca..d193ad3 100644
--- a/gnushogi/gnushogi.h
+++ b/gnushogi/gnushogi.h
@@ -635,30 +635,30 @@ struct TimeControlRec
 
 struct flags
 {
-    short mate;              /* the game is over */
-    short post;              /* show principle variation */
-    short quit;              /* quit/exit */
-    short regularstart;      /* did the game start from standard
+    bool mate;              /* the game is over */
+    bool post;              /* show principle variation */
+    bool quit;              /* quit/exit */
+    bool regularstart;      /* did the game start from standard
                               * initial board ? */
-    short reverse;           /* reverse board display */
-    short bothsides;         /* computer plays both sides */
-    short hash;              /* enable/disable transposition table */
-    short force;             /* enter moves */
-    short easy;              /* disable thinking on opponents time */
-    short beep;              /* enable/disable beep */
-    short timeout;           /* time to make a move */
-    short musttimeout;       /* time to make a move */
-    short back;              /* time to make a move */
-    short rcptr;             /* enable/disable recapture heuristics */
-    short rv;                /* reverse video */
-    short stars;             /* add stars to uxdsp screen */
-    short coords;            /* add coords to visual screen */
-    short shade;
-    short material;          /* draw on lack of material */
-    short illegal;           /* illegal position */
-    short onemove;           /* timing is onemove */
-    short gamein;            /* timing is gamein */
-    short tsume;             /* first consider checks */
+    bool reverse;           /* reverse board display */
+    bool bothsides;         /* computer plays both sides */
+    bool hash;              /* enable/disable transposition table */
+    bool force;             /* enter moves */
+    bool easy;              /* disable thinking on opponents time */
+    bool beep;              /* enable/disable beep */
+    bool timeout;           /* time to make a move */
+    bool musttimeout;       /* time to make a move */
+    bool back;              /* time to make a move */
+    bool rcptr;             /* enable/disable recapture heuristics */
+    bool rv;                /* reverse video */
+    bool stars;             /* add stars to uxdsp screen */
+    bool coords;            /* add coords to visual screen */
+    bool shade;
+    bool material;          /* draw on lack of material */
+    bool illegal;           /* illegal position */
+    bool onemove;           /* timing is onemove */
+    bool gamein;            /* timing is gamein */
+    bool tsume;             /* first consider checks */
 };
 
 extern FILE *debugfile;
diff --git a/gnushogi/search.c b/gnushogi/search.c
index 882e3df..89293df 100644
--- a/gnushogi/search.c
+++ b/gnushogi/search.c
@@ -121,7 +121,7 @@ pick(short p1, short p2)
     return false;
 }
 
-int bookflag = false;
+bool bookflag = false;
 int Jscore = 0;
 
 int TCcount;
-- 
2.11.4.GIT