--- a/.bash_prompt	Thu Apr 03 01:10:52 2014 +0900
+++ b/.bash_prompt	Fri Aug 22 17:06:56 2014 +0900
@@ -35,7 +35,37 @@
         done
         
         if [[ "$HG_TRACKED" ]] ; then
-            local HG_INFO=" $(hg prompt $PROMPT_TEMPLATE)"
+            local SUM=$(LC_ALL=C hg sum)
+            local PARENTS=($(echo "$SUM" | grep -Po '(?<=parent: ).*(?=:)'))
+            local BRANCH=$(echo "$SUM" | grep -Po '(?<=branch: ).*$')
+            local COMMIT=$(echo "$SUM" | grep -Po '(?<=commit: ).*$')
+            local UPDATE=$(echo "$SUM" | grep -Po '(?<=update: ).*$')
+
+            local REV=${PARENTS[0]}
+            local MERGEREV=${PARENTS[1]}
+
+            BRANCH=${BRANCH/default/}
+            [ -z "$MERGEREV" ] || MERGEREV="+$MERGEREV"
+            case "$COMMIT" in
+                *'(clean)'*)
+                    COMMIT=''
+                    ;;
+                *added*|*modified*|*deleted*)
+                    COMMIT='!'
+                    ;;
+            esac
+            case "$UPDATE" in
+                *'(update)'*)
+                    UPDATE='^'
+                    ;;
+                *'(merge)'*)
+                    UPDATE=''
+                    ;;
+                *'(current)'*)
+                    UPDATE=''
+                    ;;
+            esac
+            local HG_INFO=" ${P}${BRANCH}☿${REV}${R}${UPDATE}${G}${MERGEREV}${R}${COMMIT}${RESET}"
         fi
         if [[ "$GIT_TRACKED" ]] ; then
             local GIT_STATUS=$(git status 2>/dev/null)