зеркало из https://github.com/mozilla/pjs.git
161 строка
4.3 KiB
Bash
Executable File
161 строка
4.3 KiB
Bash
Executable File
#!/bin/sh
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#
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# ***** BEGIN LICENSE BLOCK *****
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# Version: MPL 1.1/GPL 2.0/LGPL 2.1
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#
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# The contents of this file are subject to the Mozilla Public License Version
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# 1.1 (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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# http://www.mozilla.org/MPL/
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#
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# Software distributed under the License is distributed on an "AS IS" basis,
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# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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# for the specific language governing rights and limitations under the
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# License.
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#
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# The Original Code is mozilla.org code.
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#
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# The Initial Developer of the Original Code is
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# Netscape Communications Corporation.
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# Portions created by the Initial Developer are Copyright (C) 1996-2003
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# the Initial Developer. All Rights Reserved.
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#
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# Contributor(s):
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# Mark Smith <MarkCSmithWork@aol.com>
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#
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# Alternatively, the contents of this file may be used under the terms of
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# either of the GNU General Public License Version 2 or later (the "GPL"),
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# or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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# in which case the provisions of the GPL or the LGPL are applicable instead
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# of those above. If you wish to allow use of your version of this file only
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# under the terms of either the GPL or the LGPL, and not to allow others to
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# use your version of this file under the terms of the MPL, indicate your
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# decision by deleting the provisions above and replace them with the notice
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# and other provisions required by the GPL or the LGPL. If you do not delete
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# the provisions above, a recipient may use your version of this file under
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# the terms of any one of the MPL, the GPL or the LGPL.
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#
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# ***** END LICENSE BLOCK *****
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# alarm: a simple script to ring a bell after a specified time period elapses.
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#
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# usage: alarm +relativetime [msg]
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# alarm absolutetime [msg]
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#
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# where:
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# relativetime is a number in seconds or a number followed by
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# a unit character (s for seconds, m for minutes, h for hours), e.g., +2h
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# absolutetime is a precise time for the alarm, e.g., 3pm
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# msg is an optional text message to be displayed when the alarm fires.
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#
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ECHO_MINUS_N="/usr/ucb/echo -n"
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ECHO=echo
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GETDATE=$HOME/usr/bin-`uname`/getdate
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ring_bell()
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{
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for i in a b c d e; do
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$ECHO_MINUS_N
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sleep 1
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done
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sleep 2;
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for i in a b c d e; do
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$ECHO_MINUS_N
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sleep 1
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done
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$ECHO ""
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}
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if [ $# -lt 1 ]; then
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$ECHO "usage: $0 absolutetime [msg]"
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$ECHO "usage: $0 +relativetime [msg]"
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exit 1;
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fi
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RAWTIME=$1
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if [ -z "$2" ]; then
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MSG="Alarm!"
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else
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shift
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MSG="Alarm: $*"
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fi
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FIRSTCHAR=`$ECHO $RAWTIME | sed -e 's/\(.\).*$/\1/'`
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if [ $FIRSTCHAR = "+" ]; then
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# relative time
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ALLBUTFIRST=`$ECHO $RAWTIME | sed -e 's/^.//'`
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LASTCHAR=`$ECHO $ALLBUTFIRST | sed -e 's/^.*\(.\)$/\1/'`
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ALLBUTLAST=`$ECHO $ALLBUTFIRST | sed -e 's/.$//'`
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case $LASTCHAR in
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s)
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SLEEPTIME=$ALLBUTLAST
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break;
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;;
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m)
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SLEEPTIME=`expr $ALLBUTLAST \* 60`
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break;
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;;
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h)
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SLEEPTIME=`expr $ALLBUTLAST \* 60 \* 60`
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break;
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;;
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[0-9])
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SLEEPTIME=$ALLBUTFIRST
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break;
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;;
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*)
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$ECHO "time must be in the form [0-9]*s, [0-9]*m, [0-9]*h"
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exit 1
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esac
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else
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# absolute time
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if [ -z "$DATEMSK" ]; then
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DATEMSK=$HOME/.datemsk; export DATEMSK
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fi
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CURRENT_TIME=`date`;
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CURRENT_TIME_SECS=`$GETDATE "$CURRENT_TIME"`
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if [ $? -ne 0 ]; then
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$ECHO "$GETDATE failed for current time"
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exit 1
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fi
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ALARM_TIME_SECS=`$GETDATE "$RAWTIME"`
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if [ $? -ne 0 ]; then
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ALARM_TIME_SECS="";
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# try adding an 'm' if the last char. is an 'a' or a 'p' (so 5am and 5pm work)
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LASTCHAR=`$ECHO $RAWTIME | sed -e 's/^.*\(.\)$/\1/'`
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if [ "$LASTCHAR" = "p" -o "$LASTCHAR" = "a" ]; then
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ALARM_TIME_SECS=`$GETDATE "$RAWTIME"m`
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if [ $? -ne 0 ]; then
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ALARM_TIME_SECS="";
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fi
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fi
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fi
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if [ -z "$ALARM_TIME_SECS" ]; then
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$ECHO "$GETDATE failed for $RAWTIME; try one of these formats:"
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cat $DATEMSK
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exit 1
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fi
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SLEEPTIME=`expr $ALARM_TIME_SECS - $CURRENT_TIME_SECS`
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if [ $SLEEPTIME -le 0 ]; then
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SECONDS_AGO=`expr 0 - $SLEEPTIME`;
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$ECHO "$RAWTIME seems to be in the past ($SECONDS_AGO seconds ago)"
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exit 1
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fi
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fi
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#$ECHO rt=$RAWTIME fc=$FIRSTCHAR lc=$LASTCHAR sl=$SLEEPTIME
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if [ $SLEEPTIME != "$ALLBUTLAST" ]; then
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$ECHO "$MSG in $SLEEPTIME seconds ($RAWTIME)..."
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else
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$ECHO "$MSG in $SLEEPTIME seconds..."
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fi
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sleep $SLEEPTIME
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$ECHO_MINUS_N "$MSG"
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ring_bell
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exit 0
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