500.monthly

Mac OS X 10.4.9 for x86 Source Code crontabs 实现源代码

#!/bin/sh -
#
#	@(#)monthly	8.1 (Berkeley) 6/9/93
#

PATH=/bin:/usr/bin:/sbin:/usr/sbin
host=`hostname -s`

echo ""
echo "Doing login accounting:"
if type sort>/dev/null; then 
    ac -p | sort -nr +1
else
    ac -p
fi

echo ""
printf %s "Rotating log files:"
cd /var/log
for i in wtmp install.log; do
    if [ -f "${i}" ]; then
	printf %s " $i"
	if [ -x /usr/bin/gzip ]; then gzext=".gz"; else gzext=""; fi
	if [ -f "${i}.3${gzext}" ]; then mv -f "${i}.3${gzext}" "${i}.4${gzext}"; fi
	if [ -f "${i}.2${gzext}" ]; then mv -f "${i}.2${gzext}" "${i}.3${gzext}"; fi
	if [ -f "${i}.1${gzext}" ]; then mv -f "${i}.1${gzext}" "${i}.2${gzext}"; fi
	if [ -f "${i}.0${gzext}" ]; then mv -f "${i}.0${gzext}" "${i}.1${gzext}"; fi
	if [ -f "${i}" ]; then mv -f "${i}" "${i}.0" && if [ -x /usr/bin/gzip ]; then gzip -9 "${i}.0"; fi; fi
	touch "${i}" && chmod 644 "${i}" && chown root:admin "${i}"
    fi
done
if [ -f /var/run/syslog.pid ]; then kill -HUP $(cat /var/run/syslog.pid | head -1); fi
echo ""

echo ""
printf %s "Rotating fax log files:"
cd /var/log/fax
for i in *.log; do
    if [ -f "${i}" ]; then
    echo -n " $i"
    if [ -x /usr/bin/gzip ]; then gzext=".gz"; else gzext=""; fi
    if [ -f "${i}.3${gzext}" ]; then mv -f "${i}.3${gzext}" "${i}.4${gzext}"; fi
    if [ -f "${i}.2${gzext}" ]; then mv -f "${i}.2${gzext}" "${i}.3${gzext}"; fi
    if [ -f "${i}.1${gzext}" ]; then mv -f "${i}.1${gzext}" "${i}.2${gzext}"; fi
    if [ -f "${i}.0${gzext}" ]; then mv -f "${i}.0${gzext}" "${i}.1${gzext}"; fi
    if [ -f "${i}" ]; then mv -f "${i}" "${i}.0" && if [ -x /usr/bin/gzip ]; then gzip -9 "${i}.0"; fi; fi
    touch "${i}" && chmod 640 "${i}" && chown root:admin "${i}"
    fi
done
echo ""


if [ -f /etc/monthly.local ]; then
    echo ""
    echo "Running monthly.local:"
    sh /etc/monthly.local
fi