#!/bin/bash
# This is a part that executes on remote machine and posts the clipboard there.

## Must not use $HOME for zaitcevx, it points to zaitcev's $HOME.
blitzchunk=$HOME/blitz-chunk

if [ -f /usr/bin/xsel ]; then
  xcmd="/usr/bin/xsel -n -b -i"
elif [ -f /usr/bin/xclip ]; then
  xcmd="/usr/bin/xclip -quiet -selection clipboard /dev/fd/0"
else
  echo "blitz: No xsel nor xclip" >&2
  exit 1
fi
if [ \! -f /bin/cat ]; then
  echo "blitz: No cat" >&2
  exit 1
fi

# Use a file for trace / debugging. A pipe is too anonymous.
/bin/cat > "$blitzchunk"
# 
# The xclip places itself into background by default, but does not daemonize
# correctly, so ssh hangs. Therefore, we background it by hand from shell.
# The option -quiet makes xclip to run in the foreground (see above).
# Not sure if xsel daemonizes correctly, but we use bash anyway.
DISPLAY=:0.0 $xcmd <$blitzchunk >/dev/null 2>&1 &