# -*- shell-script -*-
# gdb-like "info display" debugger command
#
#   Copyright (C) 2010-2011, 2016 Rocky Bernstein <rocky@gnu.org>
#
#   This program is free software; you can redistribute it and/or
#   modify it under the terms of the GNU General Public License as
#   published by the Free Software Foundation; either version 2, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
#   General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program; see the file COPYING.  If not, write to
#   the Free Software Foundation, 59 Temple Place, Suite 330, Boston,
#   MA 02111 USA.

_Dbg_help_add_sub info display \
"**info display**" 1

# List display command(s)
proc _Dbg_do_info_display {
  if test $(#_Dbg_disp_exp[@]) != 0 {
    typeset i=0
    _Dbg_msg "Auto-display statements now in effect:"
    _Dbg_msg "Num Enb Expression          "
    for (( i=0; i < _Dbg_disp_max; i++ )) ; do
      if [ -n "${_Dbg_disp_exp[$i]}" ] ;then
        _Dbg_printf '%-3d %3d %s' \
          $i ${_Dbg_disp_enable[$i]} "${_Dbg_disp_exp[$i]}"
      fi
    done
  } else {
    _Dbg_msg "No display expressions have been set."
  }
  return 0
}