update URL and copyright

[etc/zsh.git] / .zsh / zshrc / 39_tempfuncs

diff --git a/.zsh/zshrc/39_tempfuncs b/.zsh/zshrc/39_tempfuncs
index dd4eb07add7bf0af75a607f61901360bedd0e2a8..938b1732d3412855567945bcce8dd0e0d1bb3a22 100644 (file)
--- a/.zsh/zshrc/39_tempfuncs
+++ b/.zsh/zshrc/39_tempfuncs
@@ -2,22 +2,40 @@
 #
 # Helper functions to create temporary files and directories
 #
-# Copyright © 1994–2008 martin f. krafft <madduck@madduck.net>
+# Copyright © 1994–2017 martin f. krafft <madduck@madduck.net>
 # Released under the terms of the Artistic Licence 2.0
 #
 # Source repository: http://git.madduck.net/v/etc/zsh.git
 #
 
 cdt () {
-  cd $(mktemp -td cdt.XXXXXXXX)
+  local tmpdir
+  tmpdir=$(mktemp -td ${1:-cdt}.XXXXXX)
+  builtin cd $tmpdir
   pwd
+  rm -f ${TMPDIR:-/tmp}/cdt.latest
+  ln -s $tmpdir ${TMPDIR:-/tmp}/cdt.latest
 }
 
 vit () {
-  local tmpfile=$(mktemp -t vit.XXXXXXXX)
-  [ "$1" = '-' ] && cat >| $tmpfile
+  local prefix
+  for i in "$@"; do
+    case "$i" in
+      -) local stdin=1; shift;;
+      *) if [ -z "${prefix:-}" ]; then
+           prefix="$i"; shift
+         else
+           error "prefix already specified: $prefix"
+           return 1
+         fi
+         ;;
+    esac
+  done
+  local tmpfile=$(mktemp -t ${prefix:-vit}.XXXXXX)
+  [ -n "$stdin" ] && cat >| $tmpfile
   sensible-editor $tmpfile </dev/tty >/dev/tty
   echo $tmpfile
+  ln -sf $tmpfile ${TMPDIR:-/tmp}/vit.latest
 }
 
 # vim:ft=zsh