Mac OS X中/etc/rc.common的默認內容是什麼？

Question

我正在使用Mac OS Sierra（10.12.5）

有一個意外操作覆蓋了我的/etc/rc.common文件的內容。

我可以知道從哪裏獲取此文件的默認內容嗎？

（如果任何人都可以共享的內容將是有益的）

Answer 1

這裏是rc.common從我10.12.5系統。我有點驚訝它不受SIP的保護：

## 
# Common setup for startup scripts. 
## 
# Copyright 1998-2002 Apple Computer, Inc. 
## 

####################### 
# Configure the shell # 
####################### 

## 
# Be strict 
## 
#set -e 
set -u 

## 
# Set command search path 
## 
PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/libexec:/System/Library/CoreServices; export PATH 

## 
# Set the terminal mode 
## 
#if [ -x /usr/bin/tset ] && [ -f /usr/share/misc/termcap ]; then 
# TERM=$(tset - -Q); export TERM 
#fi 

#################### 
# Useful functions # 
#################### 

## 
# Determine if the network is up by looking for any non-loopback 
# internet network interfaces. 
## 
CheckForNetwork() 
{ 
    local test 

    if [ -z "${NETWORKUP:=}" ]; then 
    test=$(ifconfig -a inet 2>/dev/null | sed -n -e '/127.0.0.1/d' -e '/0.0.0.0/d' -e '/inet/p' | wc -l) 
    if [ "${test}" -gt 0 ]; then 
     NETWORKUP="-YES-" 
    else 
     NETWORKUP="-NO-" 
    fi 
    fi 
} 

alias ConsoleMessage=echo 

## 
# Process management 
## 
GetPID() 
{ 
    local program="$1" 
    local pidfile="${PIDFILE:=/var/run/${program}.pid}" 
    local  pid="" 

    if [ -f "${pidfile}" ]; then 
    pid=$(head -1 "${pidfile}") 
    if ! kill -0 "${pid}" 2> /dev/null; then 
     echo "Bad pid file $pidfile; deleting." 
     pid="" 
     rm -f "${pidfile}" 
    fi 
    fi 

    if [ -n "${pid}" ]; then 
    echo "${pid}" 
    return 0 
    else 
    return 1 
    fi 
} 

## 
# Generic action handler 
## 
RunService() 
{ 
    case $1 in 
     start ) StartService ;; 
     stop ) StopService ;; 
     restart) RestartService ;; 
     *  ) echo "$0: unknown argument: $1";; 
    esac 
}