dot/shell-rc: Add a hook for shell-specific `PS2' customization.

diff --git a/dot/shell-rc b/dot/shell-rc
index fef62a2aa60d483850245b1c83861358d2e1dd92..55934d589b90861a6855ebf82a1ae3f0bb1377f3 100644 (file)
--- a/dot/shell-rc
+++ b/dot/shell-rc
@@ -25,8 +25,8 @@ __mdw_set_prompt_pieces () {
 
   ## Fancy highlighting in some terminals.
   local bold unbold nl gitcolour rccolour uncolour
-  local host dir
-  bold="" unbold="" nl="" gitcolour="" rccolour="" uncolour=""
+  local host dir more
+  bold="" unbold="" nl="" gitcolour="" rccolour="" uncolour="" more=""
   __mdw_set_prompt_hacks
 
   ## Choose the right delimiters.  Highlight root prompts specially;
@@ -71,6 +71,7 @@ __mdw_set_prompt_pieces () {
   __mdw_prompt_rc_left="$unbold$rccolour"
   __mdw_prompt_rc_right="$uncolour$bold"
   __mdw_prompt_right="$right$unbold"
+  __mdw_prompt_more=" $more$bold>$unbold "
 }
 
 __mdw_set_prompt () {
@@ -92,7 +93,7 @@ __mdw_set_prompt () {
        *) rc="$__mdw_prompt_rc_left rc=$__mdw_last_rc$__mdw_prompt_rc_right" ;;
       esac
       PS1="$__mdw_prompt_left$git$rc$__mdw_prompt_right"
-      PS2="$PS1 $bold>$unbold "
+      PS2="$PS1$__mdw_prompt_more"
       unset __mdw_last_rc
       ;;
   esac