mac上的设置查看环境变量

Mac
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1Mac OS XShell
echo $SHELL
cshtcshC Shell
bashshzshBourne Shell
Mac OS X 10.2C Shell
Mac OS X 10.3Bourne Shell

2Bourne Shell
.profile.bash_profile

1./etc/profile


2./etc/bashrc
bash shell
mysqlstartmysqlmysqladmin3

3.~/.bash_profile
Linux .bashrc Mac .bash_profile
bash shelllogin!,

alias ll='ls -la'
export PATH=/opt/local/bin:/opt/local/sbin:$PATH


MAC host
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sudo vi /etc/hosts


linuxPATH
==============================================

PATH
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PATH=$PATH:<PATH 1>:<PATH 2>:<PATH 3>:------:<PATH N>



PATH
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[root@localhost u-boot-sh4]#export PATH=/opt/STM/STLinux-2.3/devkit/sh4/bin:$PATH


PATH
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[root@localhost u-boot-sh4]#echo $PATH
/usr/kerberos/sbin:/usr/kerberos/bin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin


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PATH
# vim /etc/profile
:
export PATH="/opt/STM/STLinux-2.3/devkit/sh4/bin:$PATH"

#source /etc/profile

$ source .bash_profile