D.1. /etc/rc.d/init.d/rc

Дата добавления: 2014-11-28; просмотров: 683; Нарушение авторских прав

Скрипт rc является первым скриптом, который вызывается из init и инициирует процедуру загрузки.

#!/bin/sh######################################################################### Begin $rc_base/init.d/rc## Description : Main Run Level Control Script## Authors : Gerard Beekmans - gerard@linuxfromscratch.org## Version : 00.00## Notes :######################################################################### . /etc/sysconfig/rc. ${rc_functions} # This sets a few default terminal options.stty sane # These 3 signals will not cause our script to exittrap "" INT QUIT TSTP [ "${1}" != "" ] && runlevel=${1} if [ "${runlevel}" = "" ]; then echo "Usage: ${0} <runlevel>" >&2 exit 1fi previous=${PREVLEVEL}[ "${previous}" = "" ] && previous=N if [ ! -d ${rc_base}/rc${runlevel}.d ]; then boot_mesg "${rc_base}/rc${runlevel}.d does not exist." ${WARNING} boot_mesg_flush exit 1fi # Attempt to stop all service started by previous runlevel,# and killed in this runlevelif [ "${previous}" != "N" ]; then for i in $(ls -v ${rc_base}/rc${runlevel}.d/K* 2> /dev/null) do check_script_status suffix=${i#$rc_base/rc$runlevel.d/K[0-9][0-9]} prev_start=$rc_base/rc$previous.d/S[0-9][0-9]$suffix sysinit_start=$rc_base/rcsysinit.d/S[0-9][0-9]$suffix if [ "${runlevel}" != "0" ] && [ "${runlevel}" != "6" ]; then if [ ! -f ${prev_start} ] && [ ! -f ${sysinit_start} ]; then boot_mesg -n "WARNING:\n\n${i} can't be" ${WARNING} boot_mesg -n " executed because it was not" boot_mesg -n " not started in the previous" boot_mesg -n " runlevel (${previous})." boot_mesg "" ${NORMAL} boot_mesg_flush continue fi fi ${i} stop error_value=${?} if [ "${error_value}" != "0" ]; then print_error_msg fi donefi #Start all functions in this runlevelfor i in $( ls -v ${rc_base}/rc${runlevel}.d/S* 2> /dev/null)do if [ "${previous}" != "N" ]; then suffix=${i#$rc_base/rc$runlevel.d/S[0-9][0-9]} stop=$rc_base/rc$runlevel.d/K[0-9][0-9]$suffix prev_start=$rc_base/rc$previous.d/S[0-9][0-9]$suffix [ -f ${prev_start} ] && [ ! -f ${stop} ] && continue fi check_script_status case ${runlevel} in 0|6) ${i} stop ;; *) ${i} start ;; esac error_value=${?} if [ "${error_value}" != "0" ]; then print_error_msg fidone # End $rc_base/init.d/rc

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Util-linux	\|	D.2. /etc/rc.d/init.d/functions