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# -*- shell-script -*-
# gdb.sh - routines that seem tailored more to the gdb-style of doing things.
# Copyright (C) 2008 Rocky Bernstein rocky@gnu.org
#
# zshdb 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.
#
# zshdb 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 zshdb; see the file COPYING. If not, write to the Free Software
# Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA.
# Print location in gdb-style format: file:line
# So happens this is how it's stored in global _Dbg_frame_stack which
# is where we get the information from
function _Dbg_print_location {
if (($# > 1)); then
_Dbg_errmsg "got $# parameters, but need 0 or 1."
return 2
fi
typeset -i pos=${1:-${_Dbg_stack_pos}}
typeset file_line="${_Dbg_frame_stack[$pos]}"
typeset split_result; _Dbg_split "$file_line" ':'
typeset filename="${split_result[0]}"
typeset -i line="${split_result[1]}"
if [[ -n $filename ]] ; then
_Dbg_readin "${filename}"
if ((_Dbg_set_basename)); then
filename=${filename##*/}
file_line="${filename}:${line}"
fi
if [[ $filename == $_Dbg_func_stack[1] ]] ; then
_Dbg_msg "($file_line): -- nope"
else
_Dbg_msg "($file_line):"
fi
fi
}
function _Dbg_print_command {
typeset -i width; ((width=_Dbg_set_linewidth-6))
if (( ${#ZSH_DEBUG_CMD} > width )) ; then
_Dbg_msg "${ZSH_DEBUG_CMD[0,$width]} ..."
else
_Dbg_msg $ZSH_DEBUG_CMD
fi
}
function _Dbg_print_location_and_command {
_Dbg_print_location $@
_Dbg_print_command
}
# Print position $1 of stack frame (from global _Dbg_frame_stack)
# Prefix the entry with $2 if that's set.
_Dbg_print_frame() {
if (($# > 2)); then
_Dbg_errmsg "got $# parameters, but need 0 or 1."
return -1
fi
typeset -i pos=${1:-$_Dbg_stack_pos}
typeset file_line
file_line="${_Dbg_frame_stack[$pos]}"
typeset prefix
prefix=${2:-''}
typeset -a split_result; _Dbg_split "$file_line" ':'
typeset filename
filename="${split_result[0]}"
typeset -i line="${split_result[1]}"
(( _Dbg_set_basename )) && filename=${filename##*/}
_Dbg_msg "$prefix file \`$filename' at line $line"
}
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