default to cdt prefix in tempfuncs

diff --git a/.zsh/zshrc/39_tempfuncs b/.zsh/zshrc/39_tempfuncs
index 0350925180837e2fa0b17eeae304bbc1d509a6ab..4b46a17a10b6092baae8a523d248f658466f7af0 100644 (file)
--- a/.zsh/zshrc/39_tempfuncs
+++ b/.zsh/zshrc/39_tempfuncs
@@ -27,7 +27,7 @@ vit () {
          ;;
     esac
   done
-  local tmpfile=$(mktemp -t ${prefix}.XXXXXX)
+  local tmpfile=$(mktemp -t ${prefix:-vit}.XXXXXX)
   [ -n "$stdin" ] && cat >| $tmpfile
   sensible-editor $tmpfile </dev/tty >/dev/tty
   echo $tmpfile