set set, unset, setenv, unsetenv, export - shell built-in func-tions to determine the characteristics for environmental variables of the current shell and its descendents. ENV env - set environment for command invocation. set : 当前shell的变量,也就是本地变量。 ENV : 环境变量 EXPORT: 在shell中执行程序时,shell会提供一组环境变量。export可新增,修改或删除环境变量,供后续执行的程序使...
脚本中加入set -x 如下: ..................... ...................... set -x .................... .................... 形如上述shell script, set -x 在其中启到什么作用,对shell有何影响。thanks
The following line is in my .cshrc file. My default shell is C shell. set prompt="%m[%h] %U[%@]%u[%/]%" The system prompt is like: host01[56][11][/test/home/aaa]% I don't fully understand this line, especially those strange parameters. Does anybody help on this and let me how to find it out? Is there any document for this? Thanks a lot. Ice Peanuts
原配置为:双3480磁带机,SCSI 单端 50针.准备用一个3490磁带机替换它,也是SCSI 单端 50针. 1:设置 3490磁带机的SCSI ID 为4. 2:#:touch /reconfigure 3: ok: boot -r 连机测试正常.[/code][/quote]