xwin-tools/xosd

   1 #!/bin/bash
   2
   3 if [ -z "$DISPLAY" ]
   4 then
   5         exit 1
   6 fi
   7
   8 install -d $HOME/.osd -m 0700
   9
  10 socket=$HOME/.osd/${DISPLAY//:/_}.sock
  11
  12 if ! lsof -n -Fp $socket >/dev/null 2>/dev/null
  13 then
  14         socat UNIX-RECV:$socket,unlink-early EXEC:"osd_cat -c green -s 1 -S gray -o 32 -l 3 -d 4",nofork &
  15 fi
  16
  17 while true
  18 do
  19         if [ -n "$1" ]
  20         then
  21                 socat - UNIX-SENDTO:$socket <<<"$@"
  22         else
  23                 socat - UNIX-SENDTO:$socket
  24         fi
  25         if [ $? = 0 ]
  26         then
  27                 break
  28         fi
  29         sleep 0.25
  30 done
  31