Linux有哪些全局变量参数

dayan_he

例如
#cat /etc/issue

Red Hat Enterprise Linux AS release 4 (Nahant)
Kernel \r on an \m

在网上搜索到的都是 shell的环境变量  ,例如 PS1 ,PS2....

怎么样才能得到系统下所有 \r   \m 这样的参数?

sakulagi

http://www.google.com/search?hl= ... ang_zh-TW%7Clang_en

google一下

寂寞烈火

原帖由 dayan_he 于 2005-10-30 09:33 发表
例如
#cat /etc/issue

Red Hat Enterprise Linux AS release 4 (Nahant)
Kernel r on an m

在网上搜索到的都是 shell的环境变量  ,例如 PS1 ,PS2....

怎么样才能得到系统下所有 r   m 这样的参数?

http://www.linuxsir.org/bbs/show ... ight=%2Fetc%2Fissue

bingosek

1. ISSUE ESCAPES
   
2.        mingetty recognizes the following  escapes  sequences  which  might  be
   
3.        embedded in the /etc/issue file:
   
4. 
   
5.        d     insert current day (localtime),
   
6. 
   
7.        l     insert line on which mingetty is running,
   
8. 
   
9.        m     inserts machine architecture (uname -m),
   
10. 
    
11.        n     inserts machine's network node hostname (uname -n),
    
12. 
    
13.        o     inserts domain name,
    
14. 
    
15.        r     inserts operating system release (uname -r),
    
16. 
    
17.        t     insert current time (localtime),
    
18. 
    
19.        s     inserts operating system name,
    
20. 
    
21.        u     resp.  U the current number of users which are currently logged
    
22.               in.  U inserts "n users", where as u only inserts "n".
    
23. 
    
24.        v     inserts operating system version (uname -v).

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参考man mingetty