try to configure strange functions

lib/strange-terminals.zsh

@@ -0,0 +1,39 @@
+#-*- sh -*-
+
+# From http://zshwiki.org/home/zle/bindkeys
+
+if [ "$STRANGE_TERMINAL" = "true" ]; then
+
+autoload zkbd
+function zkbd_file() {
+    [[ -f ~/.zkbd/${TERM}-${VENDOR}-${OSTYPE} ]] && printf '%s' ~/".zkbd/${TERM}-${VENDOR}-${OSTYPE}" && return 0
+    [[ -f ~/.zkbd/${TERM}-${DISPLAY}          ]] && printf '%s' ~/".zkbd/${TERM}-${DISPLAY}"          && return 0
+    return 1
+}
+
+[[ ! -d ~/.zkbd ]] && mkdir ~/.zkbd
+keyfile=$(zkbd_file)
+ret=$?
+if [[ ${ret} -ne 0 ]]; then
+    zkbd
+    keyfile=$(zkbd_file)
+    ret=$?
+fi
+if [[ ${ret} -eq 0 ]] ; then
+    source "${keyfile}"
+else
+    printf 'Failed to setup keys using zkbd.\n'
+fi
+unfunction zkbd_file; unset keyfile ret
+
+# setup key accordingly
+[[ -n "${key[Home]}"    ]]  && bindkey  "${key[Home]}"    beginning-of-line
+[[ -n "${key[End]}"     ]]  && bindkey  "${key[End]}"     end-of-line
+[[ -n "${key[Insert]}"  ]]  && bindkey  "${key[Insert]}"  overwrite-mode
+[[ -n "${key[Delete]}"  ]]  && bindkey  "${key[Delete]}"  delete-char
+[[ -n "${key[Up]}"      ]]  && bindkey  "${key[Up]}"      up-line-or-history
+[[ -n "${key[Down]}"    ]]  && bindkey  "${key[Down]}"    down-line-or-history
+[[ -n "${key[Left]}"    ]]  && bindkey  "${key[Left]}"    backward-char
+[[ -n "${key[Right]}"   ]]  && bindkey  "${key[Right]}"   forward-char
+
+fi