Clean up a lot how the ssh search is generated and maintained.

ssh/.gitignore

@@ -0,0 +1 @@
+ssh-search-domains

ssh/gen-search.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+rm -f ~/.ssh/search
+
+if [ -e ${CSHENV_DIR}/ssh/ssh-search-domains ]
+then
+	domains=`grep "^search" /etc/resolv.conf | cut -c 6- - | cat - ${CSHENV_DIR}/ssh/ssh-search-domains | xargs`
+else
+	domains=`grep "^search" /etc/resolv.conf | cut -c 6- - | xargs`
+fi
+
+if [ -z "${domains}" ] ; then exit 1; fi
+echo ${domains}
+
+printf "Host *\n\tCanonicalDomains ${domains}\n\tCanonicalizeHostname yes\n# v" > ~/.ssh/search
+printf  "im:ft=sshconfig" >> ~/.ssh/search
+
+exit 0
+ 
+ # vim: ft=bash

ssh/prologue

@@ -3,10 +3,7 @@
 #
 # That config uses Canonicalization to emulate what your local resolver
 # does in these circumstances.
-Match exec 'rm -f ~/ssh/search | false'
-
-Match exec 'grep "^search" /etc/resolv.conf ' exec 'grep search /etc/resolv.conf | awk \'{print "Host *\n\tCanonicalDomains "$2"\n\tCanonicalizeHostname yes\n# v""im:ft=sshconfig"}\' > ~/.ssh/search'
-
+Match exec "~/cshenv/ssh/gen-search.sh"
     Include ~/.ssh/search
 
 # vim: ft=sshconfig