# -*- shell-script -*-
# Debugger Edit command
# Copyright (C) 2008, 2010, 2011 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.
#================ VARIABLE INITIALIZATIONS ====================#
_Dbg_help_add edit \
"**edit** [*line-number*]
Edit specified file at *line-number*.
If *line-number* is not given, use the current line number.
Uses \"EDITOR\" environment variable contents as editor (or ex as default).
Assumes the editor positions at a file using options \"+linenumber filename\"."
_Dbg_do_edit() {
if (($# > 2)) ; then
_Dbg_errmsg "got $# parameters, but need 0 or 1."
return 2
fi
typeset editor=${EDITOR:-ex}
typeset -i line_number
if (( $# == 0 )) ; then
line_number=$_Dbg_frame_last_lineno
full_filename="$_Dbg_frame_last_filename"
else
_Dbg_linespec_setup "$1"
fi
if [[ ! -r $full_filename ]] ; then
_Dbg_errmsg "File $full_filename is not readable"
return 2
fi
$editor +$line_number $full_filename
rc=$?
((rc==0)) && _Dbg_last_cmd='edit'
return $rc
}
_Dbg_alias_add 'ed' 'edit'
