Merge branch 'mm/rebase-continue-freebsd-WB'

Work around a bug in FreeBSD shell that caused a regression to "git
rebase" in v1.8.4.  May need to be later applied to 'maint'.

* mm/rebase-continue-freebsd-WB:
  rebase: fix run_specific_rebase's use of "return" on FreeBSD

git-rebase.sh

@@ -167,13 +167,22 @@ You can run "git stash pop" or "git stash drop" at any time.
 	rm -rf "$state_dir"
 }
 
-run_specific_rebase () {
+run_specific_rebase_internal () {
 	if [ "$interactive_rebase" = implied ]; then
 		GIT_EDITOR=:
 		export GIT_EDITOR
 		autosquash=
 	fi
+	# On FreeBSD, the shell's "return" returns from the current
+	# function, not from the current file inclusion.
+	# run_specific_rebase_internal has the file inclusion as a
+	# last statement, so POSIX and FreeBSD's return will do the
+	# same thing.
 	. git-rebase--$type
+}
+
+run_specific_rebase () {
+	run_specific_rebase_internal
 	ret=$?
 	if test $ret -eq 0
 	then