git-applymbox: allow retrying after fixing up.

After failing to apply a patch, when operating under -q (query)
flag, give the user an opportunity to fix up the patch in a
separate window and retry.

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

diff --git a/tools/git-applymbox b/tools/git-applymbox
index 30082e7..e44f5d7 100755 (executable)
--- a/tools/git-applymbox
+++ b/tools/git-applymbox
@@ -9,7 +9,7 @@
 ## You give it a mbox-format collection of emails, and it will try to
 ## apply them to the kernel using "applypatch"
 ##
-## applymbox [ -c .dotest/msg-number ] [ -q ] mail_archive [Signoff_file]"
+## applymbox [ -q ] (-c .dotest/msg-number | mail_archive) [Signoff_file]"
 ##
 ## The patch application may fail in the middle.  In which case:
 ## (1) look at .dotest/patch and fix it up to apply
@@ -35,29 +35,55 @@ case "$continue" in
        rm -rf .dotest
        mkdir .dotest
        git-mailsplit "$1" .dotest || exit 1
+       shift
 esac
 
 case "$query_apply" in
 t)     touch .dotest/.query_apply
 esac
 
-for i in .dotest/0*
+signoff="$1"
+set x .dotest/0*
+shift
+while case "$#" in 0) break;; esac
 do
-       case "$resume,$continue" in
-       f,$i)   resume=t;;
-       f,*)    continue;;
-       *)
-               git-mailinfo .dotest/msg .dotest/patch <$i >.dotest/info || exit 1
-               git-stripspace < .dotest/msg > .dotest/msg-clean
-               ;;
-       esac
-       git-applypatch .dotest/msg-clean .dotest/patch .dotest/info "$2"
-       ret=$?
-       if [ $ret -ne 0 ]; then
+    i="$1" 
+    case "$resume,$continue" in
+    f,$i)      resume=t;;
+    f,*)       continue;;
+    *)
+           git-mailinfo .dotest/msg .dotest/patch <$i >.dotest/info || exit 1
+           git-stripspace < .dotest/msg > .dotest/msg-clean
+           ;;
+    esac
+    while :; # for fixing up and retry
+    do
+       git-applypatch .dotest/msg-clean .dotest/patch .dotest/info "$signoff"
+       case "$?" in
+       0 | 2 )
                # 2 is a special exit code from applypatch to indicate that
                # the patch wasn't applied, but continue anyway 
-               [ $ret -ne 2 ] && exit $ret
-       fi
+               ;;
+       *)
+               ret=$?
+               if test -f .dotest/.query_apply
+               then
+                       echo >&2 "* Patch failed."
+                       echo >&2 "* You could fix it up in your editor and"
+                       echo >&2 "  retry.  If you want to do so, say yes here"
+                       echo >&2 "  AFTER fixing .dotest/patch up."
+                       echo >&2 -n "Retry [y/N]? "
+                       read yesno
+                       case "$yesno" in
+                       [Yy]*)
+                               continue ;;
+                       esac
+               fi
+               exit $ret
+       esac
+       break
+    done
+    shift
 done
 # return to pristine
 rm -fr .dotest