Merge branch 'jk/rebase-interative-eval-fix'

Portability enhancement for "rebase -i" to help platforms whose
shell does not like "for i in <empty>" (which is not POSIX-kosher).

* jk/rebase-interative-eval-fix:
rebase--interactive: avoid empty list in shell for-loop

diff --combined git-rebase--interactive.sh
index 9ea30756f13349c96784f0091da4c3c667166485,655ebaa4717fe6e43b4b16a69e5eb282140edd6d..1c6dfb6d5618f43eaac1c279332d33e6a913c2d9
--- 1/git-rebase--interactive.sh
--- 2/git-rebase--interactive.sh
+++ b/git-rebase--interactive.sh
@@@ -82,6 -82,7 +82,7 @@@ rewritten_pending="$state_dir"/rewritte
  cr=$(printf "\015")
  
  strategy_args=${strategy:+--strategy=$strategy}
+ test -n "$strategy_opts" &&
  eval '
        for strategy_opt in '"$strategy_opts"'
        do
@@@ -548,8 -549,7 +549,8 @@@ do_next () 
  
                mark_action_done
                do_pick $sha1 "$rest"
 -              warn "Stopped at $sha1... $rest"
 +              sha1_abbrev=$(git rev-parse --short $sha1)
 +              warn "Stopped at $sha1_abbrev... $rest"
                exit_with_patch $sha1 0
                ;;
        squash|s|fixup|f)