dot/shell-rc: Capture the hostname once and for all.

Rather than every time we set the prompt.

diff --git a/dot/shell-rc b/dot/shell-rc
index e29ac37f2781acf8fac77979472c3eed8546e4ec..67ad457679e5b6e0b615f1fdbea206553d984ccf 100644 (file)
--- a/dot/shell-rc
+++ b/dot/shell-rc
@@ -61,7 +61,8 @@ __mdw_runhook () {
 ###--------------------------------------------------------------------------
 ### Prompt machinery.
 
-__mdw_set_prompt_hacks () { host=$(hostname); dir=""; }
+__mdw_host=$(hostname)
+__mdw_set_prompt_hacks () { host=$__mdw_host; dir=""; }
 
 __mdw_set_prompt_pieces () {
   local hqual