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# search.sh - Some search commands
#
# Copyright (C) 2009, 2010 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 'reverse' \
'?search
Search backword and list line of a script.'
_Dbg_do_reverse() {
typeset delim_search_pat=$1
if (( $# < 1 )) ; then
_Dbg_errmsg "Need a search pattern"
return 1
fi
shift
case "$delim_search_pat" in
[?] )
;;
[?]* )
typeset -a word
word=($(_Dbg_split '?' $delim_search_pat))
_Dbg_last_search_pat=${word[0]}
;;
# Error
* )
_Dbg_last_search_pat=$delim_search_pat
esac
typeset -i i
for (( i=_Dbg_listline-1; i > 0 ; i-- )) ; do
_Dbg_get_source_line $i "$_Dbg_frame_last_filename"
eval "$_seteglob"
if [[ $_Dbg_source_line == *$_Dbg_last_search_pat* ]] ; then
eval "$_resteglob"
_Dbg_do_list $i 1
_Dbg_listline=$i
_Dbg_last_cmd='search'
return 0
fi
eval "$_resteglob"
done
_Dbg_msg "search pattern: $_Dbg_last_search_pat not found."
return 1
}
_Dbg_help_add 'search' \
'/search/ -- Search forward and list line of a script.'
# /search/
_Dbg_do_search() {
typeset delim_search_pat=${1}
if (( $# < 1 )) ; then
_Dbg_errmsg "Need a search pattern"
return 1
fi
shift
typeset search_pat
case "$delim_search_pat" in
/ )
;;
/* )
typeset -a word
word=($(_Dbg_split '/' $delim_search_pat))
_Dbg_last_search_pat=${word[0]}
;;
* )
_Dbg_last_search_pat=$delim_search_pat
esac
typeset max_line
max_line=$(_Dbg_get_maxline "$_Dbg_frame_last_filename")
typeset -i i
for (( i=_Dbg_listline+1; i < max_line ; i++ )) ; do
_Dbg_get_source_line $i "$_Dbg_frame_last_filename"
eval "$_seteglob"
if [[ $_Dbg_source_line == *$_Dbg_last_search_pat* ]] ; then
eval "$_resteglob"
_Dbg_do_list $i 1
_Dbg_listline=$i
# _Dbg_last_cmd='/'
return 0
fi
eval "$_resteglob"
done
_Dbg_errmsg "search pattern: $_Dbg_last_search_pat not found."
return 1
}
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