From b3de3fc91e29f70bde349e476bc9d85e75b4eb8c Mon Sep 17 00:00:00 2001
From: Eric House <eehouse@eehouse.org>
Date: Mon, 10 Jan 2011 18:18:35 -0800
Subject: [PATCH 1/2] add --robot-iq param for testing

---
 xwords4/linux/scripts/discon_ok2.sh | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/xwords4/linux/scripts/discon_ok2.sh b/xwords4/linux/scripts/discon_ok2.sh
index f3624f767..55b213fc7 100755
--- a/xwords4/linux/scripts/discon_ok2.sh
+++ b/xwords4/linux/scripts/discon_ok2.sh
@@ -105,9 +105,9 @@ build_cmds() {
             LOG=${LOGDIR}/${GAME}_${DEV}_LOG.txt
             touch $LOG          # so greps won't show errors
             CMD="./obj_linux_memdbg/xwords --room $ROOM"
-            CMD="$CMD --robot ${NAMES[$DEV]} $OTHERS"
-            CMD="$CMD --dict=$DICT --port=$PORT --host=$HOST --file=$FILE "
-            CMD="$CMD --slow-robot 1:3 $PLAT_PARMS"
+            CMD="$CMD --robot ${NAMES[$DEV]} --robot-iq=$((1 + (RANDOM%100))) "
+            CMD="$CMD $OTHERS --dict=$DICT --port=$PORT --host=$HOST "
+            CMD="$CMD --file=$FILE --slow-robot 1:3 $PLAT_PARMS"
             CMD="$CMD $PUBLIC"
             CMDS[$COUNTER]=$CMD
             FILES[$COUNTER]=$FILE

From 2b502a39c643a3909f9066f88eab8d864685a1fb Mon Sep 17 00:00:00 2001
From: Eric House <eehouse@eehouse.org>
Date: Mon, 10 Jan 2011 18:19:10 -0800
Subject: [PATCH 2/2] fix mod-by-zero error when iq == 2

---
 xwords4/common/engine.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/xwords4/common/engine.c b/xwords4/common/engine.c
index 43b88417d..ae85b2fd0 100644
--- a/xwords4/common/engine.c
+++ b/xwords4/common/engine.c
@@ -392,7 +392,10 @@ normalizeIQ( EngineCtxt* engine, XP_U16 iq )
         engine->nMovesToSave = 1;
     } else {
         XP_U16 count = NUM_SAVED_ENGINE_MOVES * iq / 100;
-        engine->nMovesToSave = 1 + (XP_RANDOM() % count);
+        engine->nMovesToSave = 1;
+        if ( count > 0 ) {
+            engine->nMovesToSave += XP_RANDOM() % count;
+        }
     }
     XP_LOGF( "%s: set nMovesToSave=%d (iq=%d; NUM_SAVED_ENGINE_MOVES=%d)",
              __func__, engine->nMovesToSave, iq, NUM_SAVED_ENGINE_MOVES );