linux shell½Å±¾Ö®ifÅжÏ
ÎÞÂÛʲô±à³ÌÓïÑÔ¶¼Àë²»¿ªÌõ¼þÅжϡ£SHELLÒ²²»ÀýÍâ¡£
if list then
do something here
elif list then
do another thing here
else
do something else here
fi
EX1:
#!/bin/sh
SYSTEM=`uname -s` #»ñÈ¡²Ù×÷ϵͳÀàÐÍ£¬ÎÒ±¾µØÊÇlinux
if [ $SYSTEM = "Linux" ] ; then #Èç¹ûÊÇlinuxµÄ»°´òÓ¡linux×Ö·û´®
echo "Linux"
elif [ $SYSTEM = "FreeBSD" ] ; then
echo "FreeBSD"
elif [ $SYSTEM = "Solaris" ] ; then
echo "Solaris"
else
echo "What?"
fi #ifend
»ù±¾ÉÏºÍÆäËû½Å±¾ÓïÑÔÒ»Ñù¡£Ã»ÓÐÌ«´óÇø±ð¡£²»¹ýÖµµÃ×¢ÒâµÄÊÇ¡£[]ÀïÃæµÄÌõ¼þÅжϡ£
1 ×Ö·û´®ÅжÏ
str1 = str2¡¡¡¡¡¡¡¡¡¡¡¡µ±Á½¸ö´®ÓÐÏàͬÄÚÈÝ¡¢³¤¶ÈÊ±ÎªÕæ
str1 != str2¡¡¡¡¡¡¡¡¡¡ µ±´®str1ºÍstr2²»µÈÊ±ÎªÕæ
-n str1¡¡¡¡¡¡¡¡¡¡¡¡¡¡ µ±´®µÄ³¤¶È´óÓÚ0Ê±ÎªÕæ(´®·Ç¿Õ)
-z str1¡¡¡¡¡¡¡¡¡¡¡¡¡¡ µ±´®µÄ³¤¶ÈΪ0Ê±ÎªÕæ(¿Õ´®)
str1¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡ µ±´®str1Ϊ·Ç¿ÕÊ±ÎªÕæ
2 Êý×ÖµÄÅжÏ
int1 -eq int2¡¡¡¡¡¡¡¡Á½ÊýÏàµÈÎªÕæ
int1 -ne int2¡¡¡¡¡¡¡¡Á½Êý²»µÈÎªÕæ
int1 -gt int2¡¡¡¡¡¡¡¡int1´óÓÚint2ÎªÕæ
int1 -ge int2¡¡¡¡¡¡¡¡int1´óÓÚµÈÓÚint2ÎªÕæ
int1 -lt int2¡¡¡¡¡¡¡¡int1СÓÚint2ÎªÕæ
int1 -le int2¡¡¡¡¡¡¡¡int1СÓÚµÈÓÚint2ÎªÕæ
3 ÎļþµÄÅжÏ
-r file¡¡¡¡¡¡¡¡¡¡Óû§¿É¶ÁÎªÕæ
-w file¡¡¡¡¡¡¡¡¡¡Óû§¿ÉÐ´ÎªÕæ
-x file¡¡¡¡¡¡¡¡¡¡Óû§¿ÉÖ´ÐÐÎªÕæ
-f file¡¡¡¡¡¡¡¡¡¡ÎļþΪÕý¹æÎļþÎªÕæ
-d file¡¡¡¡¡¡¡¡¡¡ÎļþÎªÄ¿Â¼ÎªÕæ
-c file¡¡¡¡¡¡¡¡¡¡ÎļþΪ×Ö·ûÌØÊâÎļþÎªÕæ
-b file¡¡¡¡¡¡¡¡¡¡ÎļþΪ¿éÌØÊâÎļþÎªÕæ
-s file¡¡¡¡¡¡¡¡¡¡Îļþ´óС·Ç0Ê±ÎªÕæ
-t file¡¡¡¡¡¡¡¡¡¡µ±ÎļþÃèÊö·û(ĬÈÏΪ1)Ö¸¶¨µÄÉ豸ΪÖÕ¶ËÊ±ÎªÕæ
3 ¸´ÔÓÂß¼ÅжÏ
-a ¡¡ ¡¡¡¡¡¡¡¡¡¡ Óë
-o¡¡¡¡¡¡¡¡¡¡¡¡¡¡ »ò
!¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡·Ç
ÓÐʱ¿´½Å±¾µÄʱºò²»ÖªµÀ¾ßÌåµÄÅжÏÊÇʲô£¬¿ÉÒԲο¼Ò»Ï¡£
Ïà¹ØÎĵµ£º
´´½¨×ÀÃæÍ¼±ê
Ŀǰ½«ÍøÂçÓ¦ÓÃÀ©Õ¹µ½×ÀÃæÊÇÒ»¸öÇ÷ÊÆ£¬´æÔÚןܶà½â¾ö·½°¸£¬±¾ÎÄÒÔ Mozilla Prism ΪÀý£¬ÀàËÆµÄ·½·¨Í¬ÑùÊÊÓÃÓÚ Google Chrome ¡£
1. µ½ Mozilla Prism µÄÍøÕ¾ÉÏÏÂÔØ Prism£¬µã»÷ Download Now Ö®ºó»áÌáʾÓÐÁ½ÖÖ£¬Ò»ÖÖÊÇÒÔ Mozilla Firefox À©Õ¹µÄ·½Ê½£¬ÊʺÏÒѾ°²×°ÓÐ Firefox µÄÅóÓÑ£»Ò»Ö ......
linuxÔÚ2.6°æ±¾ÒÔºó½«ÅäÖÃÎļþÓÉÔÀ´µÄconfig.in¸ÄΪkconfig£¬¶ÔÓÚkconfigµÄÓï·¨ÔÚ/Documentation/kbuild/kconfig-language.txtÖÐ×öÁËÏêϸµÄ˵Ã÷£¬ÔÚÕâÀï¸ø³ökconfig-language.txtµÄÖÐÎİ档
½éÉÜ
----
ÔÚÅäÖÃÊý¾Ý¿âµÄÅäÖÃÑ¡ÏîÊÇÒÔÊ÷µÄÐÎʽ×éÖ¯µÄ£º
+- Code maturity level options
| +- ......
oracle dataguardÊÇÖ¸Ò»ÖÖÊý¾Ý¿â¼¶±ðµÄHA·½°¸£¬×îÖ÷ÒªµÄ¹¦ÄÜÊÇÈÝÔÖ£¬Êý¾Ý±£»¤£¬¹ÊÕϻָ´µÈ
ÔÚÉú²úÊý¾Ý¿âµÄÊÂÎñÒ»ÖÂÐÔʱ£¬Ê¹ÓòúÉúµÄÎïÀíÈ«±¸·Ý´´½¨±¸¿â£¬±¸¿âͨ¹ý´«Êä¹ýÀ´µÄ¹éµµÈÕÖ¾×Ô¶¯Î¬»¤±¸ÓÃÊý¾Ý¿â
½«ÖØ×öµÄÊý¾ÝÓ¦Óõ½±¸ÓÿâÉÏ¡£
1£¬Ç°Ì᣺
primary£º192.168.18.1;
oracle_SID:db1
  ......
ת×Ô£ºhttp://lkml.org/lkml/2005/8/2/242
--------------------------------------------------------------------------------------------
from
Jesper Juhl <>
Subject
Documentation - how to apply patches for various trees
Date
Tue, 2 Aug 2005 23:32:20 +0200
Hi,
How to apply the -rc, -git, ......
http://linux.chinaitlab.com/safe/794893.html
Ðí¶à¸Õ½Ó´¥LinuxµÄÍøÂç¹ÜÀíÔ±·¢ÏÖ£¬ËûÃǺÜÄÑÓÉÖ¸Ïòµã»÷ʽµÄ°²È«
ÅäÖýçÃæ×ª»»µ½ÁíÒ»ÖÖ»ùÓڱ༸´ÔÓ¶øÄÑÒÔ×½ÃþµÄÎı¾ÎļþµÄ½çÃæ¡£±¾ÎÄÁгöÆßÌõ¹ÜÀíÔ±Äܹ»Ò²Ó¦¸Ã¿ÉÒÔ×öµ½µÄ²½Ö裬´Ó¶ø°ïÖúËûÃǽ¨Á¢¸ü¼Ó°²È«
µÄLinux·þÎñÆ÷
£¬²¢ÏÔÖø½µµÍËûÃÇËùÃæÁٵķçÏÕ¡£
&nbs ......