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