readline.sh

   1 #! /usr/bin/env bash
   2 # source: readline.sh
   3 # Copyright Gerhard Rieger and contributors (see file CHANGES)
   4 # Published under the GNU General Public License V.2, see file COPYING
   5
   6 # this is an attempt for a socat based readline wrapper
   7 # usage: readline.sh <command>
   8
   9 withhistfile=1
  10
  11 while true; do
  12     case "X$1" in
  13     X-nh|X-nohist*) withhistfile=; shift; continue ;;
  14     *) break;;
  15     esac
  16 done
  17
  18 PROGRAM="$@"
  19 if [ "$withhistfile" ]; then
  20     HISTFILE="$HOME/.$1_history"
  21     HISTOPT=",history=$HISTFILE"
  22 else
  23     HISTOPT=
  24 fi
  25 mkdir -p /tmp/$USER || exit 1
  26 #
  27 #
  28
  29 exec socat -d readline"$HISTOPT",noecho='[Pp]assword:' exec:"$PROGRAM",sigint,pty,setsid,ctty,raw,echo=0,stderr 2>/tmp/$USER/stderr2
  30