49 lines
1.3 KiB
Bash
Executable File
49 lines
1.3 KiB
Bash
Executable File
#!/bin/bash
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#
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# Removes an item from the inventory
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#
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# Copyright (C) 2011 Mike Gerwitz
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#
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# This file is part of gsgp. This program is free software: you can
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# redistribute it and/or modify it under the terms of the GNU General Public
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# License as published by the Free Software Foundation, either version 3 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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##
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mypath=$( dirname $0 )
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. "$mypath/common-inv"
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if [ $# -lt 1 ]; then
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echo "Usage: $0 ITEM"
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fi
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item_id="$1"
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inv_item_file="$( $mypath/getinvpath )/$item_id"
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count=$( "$mypath/inv-count" $item_id )
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# can't remove an item that's not in the inventory
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if [ $count -eq 0 ]; then
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echo "$item_id: not in inventory" >&2
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exit 1
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fi
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# remove an item from the item inventory
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sed -i '1d' "$inv_item_file"
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# if all the items have been removed, then remove the file to speed up inventory
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# scanning and to keep the filesystem clean
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(( count-- ))
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if [ $count -eq 0 ]; then
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rm "$inv_item_file"
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fi
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