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75 lines
1.8 KiB
75 lines
1.8 KiB
18 years ago
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# --- SDE-COPYRIGHT-NOTE-BEGIN ---
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# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
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#
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# Filename: package/.../sysfiles/functions.in.txt
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# Copyright (C) 2006 The OpenSDE Project
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#
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# More information can be found in the files COPYING and README.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License. A copy of the
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# GNU General Public License can be found in the file COPYING.
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# --- SDE-COPYRIGHT-NOTE-END ---
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# http://en.wikipedia.org/wiki/ANSI_escape_code
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#
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ECHO='echo -e'
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ESC='\e' # 033
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BELL='\a' # 07
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ART_SUCCESS=" :-)"
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ART_FAILURE=" :-("
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ART_NEXT=" v "
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COLOR_TITLE="$ESC[36m" # cyan
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COLOR_NORMAL="$ESC[0m" # default (no attributes)
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COLOR_SUCCESS="$ESC[32m" # green
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COLOR_FAILURE="$ESC[31m" # red
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MOVE_EOL="$ESC[222G" # 222 columns to the right... kind-of-eol
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MOVE_UP="$ESC[1A" # 1 line up (eat last \n)
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# ${#foo} works on bash, dash and pdksh, not on ash
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MOVE_LEFT_STATUS="$ESC[${#ART_SUCCESS}D" # move left the length of $ART_SUCCESS
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MOVE_LEFT_NEXT="$ESC[${#ART_NEXT}D" # move left the length of $ART_NEXT
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title() {
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local x=1 columns=
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columns=$( if ! stty size -F /dev/tty; then
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stty size -F /dev/console
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fi 2> /dev/null | cut -d' ' -f2 )
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[ -n "$columns" ] || columns=80
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# fill with dots with an "arrow" pointing down at the end.
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for (( x=1; x<columns; x++ )); do
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$ECHO -n '.'
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done
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$ECHO -n "$MOVE_LEFT_NEXT$ART_NEXT\r"
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# and the title
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$ECHO "$COLOR_TITLE$* $COLOR_NORMAL"
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error=0
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}
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status() {
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$ECHO -n "$MOVE_UP$MOVE_EOL$MOVE_LEFT_STATUS"
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if [ $error -eq 0 ]; then
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$ECHO "$COLOR_SUCCESS$ART_SUCCESS$COLOR_NORMAL"
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else
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$ECHO "$BELL$COLOR_FAILURE$ART_FAILURE$COLOR_NORMAL"
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fi
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}
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check() {
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$* || error=$?
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}
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action() {
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title "$1"
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shift
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$* || error=$?
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status
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}
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