interactive PU building.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/PU b/PU
index 856b582..30cb575 100755 (executable)
--- a/PU
+++ b/PU
@@ -8,13 +8,53 @@ git checkout pu &&
 git reset --hard master &&
 ORIG_HEAD=`git rev-parse ORIG_HEAD` || exit
 
+case "$#" in
+0)
+       # interactive ;-)
+       shift
+       HH=`cd .git/refs/heads && find -type f |
+       sed -e 's/^\.\///' -e '/^master$/d' -e '/^maint$/d' -e '/^pu$/d'`
+       while test "$HH"
+       do
+               I=0
+               echo "0: done"
+               for H in $HH
+               do
+                       I=$(($I+1))
+                       echo -n "$I: "
+                       git-show-branch $H
+               done
+               echo -n "Merge which ones (0 to finish)? "
+               read ans
+               case "$ans" in
+               '' | 0)
+                       break ;;
+               esac
+               I=0
+               UNUSE=
+               USE=
+               for H in $HH
+               do
+                       I=$(($I+1))
+                       case " $ans " in
+                       *' '$I' '*)
+                               USE="$USE$H "
+                               ;;
+                       *)
+                               UNUSE="$UNUSE$H "
+                               ;;
+                       esac
+               done
+               git pull -n . $USE || exit
+               HH=$UNUSE
+       done
+       exit
+       ;;
+esac
+
 for H
 do
        (IFS=",$IFS"; git pull -n . $H) || exit
 done
 
 (IFS=",$IFS"; git show-branch master pu $* $ORIG_HEAD)
-
-
-
-