Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

Linux Shell ±Ê¼ÇÒ»

×î½üÔÚѧϰlinux£¬ÔÚÕâÀï¸ø´ó¼ÒÍÆ¼öÒ»¸öÍøÕ¾http://linux.vbird.org/ ÉÏÃæ¹ØÓÚlinuxµÄ½Ì³ÌдµÃºÜºÃ£¬Ò²±ÜÃâÁËÎÒÔÚѧϰ¹ý³ÌÖеĺܶàÍä·¡£
³ÌÐòÒ»£ºHelloWord,ÔÚÆÁÄ»Êä³öHelloWord
ÀûÓÃvim ´´½¨Ò»¸ösh01.shÎļþ
echo -e "Hello World!\a\n"
exit 0

³ÌÐò¶þ£º½«ÊäÈë²ÎÊýÆ´½ÓºóÊä³ö
read -p "First Name:" firstname
read -p "Last Name:" lastname
echo -e "\n your full name is:$firstname $lastname"
³ÌÐòÈý£º
¸ù¾ÝÈÕÆÚ´´½¨Îļþ
echo -e "I will use touch comand to create 3 file.\n"
read -p "please input the filename what you want:" fileuser
filename=${fileuser:-"filename"}
date1=`date --date='2 days ago' +%Y%m%d`
file1="$filename""$date1"
touch $file1".log"

³ÌÐòËÄ£ºÆÕͨ¼ÆËã
[root@localhost scripts]# cat sh4.sh
read -p "first:" first
read -p "second:" second
total=$(($first*$second))
echo -e "\n========>$total"

³ÌÐòÎ壺²éÕÒÎļþ£¬Åж¨È¨ÏÞ
[root@localhost scripts]# cat sh5.sh
echo -e "input filename"
read -p "input the filename you want:" filename
test -z $filename && echo "\filename can't be null" && exit 0
test ! -e $filename && echo "file not exist!" && exit 0
test -f $filename && filetype="regulare file"
test -d $filename && filetype="directory"
test -r $filename && perm="readable"
test -w $filename && perm="$perm writable"
test -x $filename && perm="$perm executable"
echo "The filename:$filename is a $filetype"
echo "And the permission are :$perm"

³ÌÐòÁù£ºif else
[root@localhost scripts]# cat sh6.sh
echo "hello world ,shell"
[ -n "$0" ] && echo "$0" || exit 0
[ -n "$1" ] && echo "$1" || exit 0
echo "shell over!"
exit 0
#µ÷ÓÃʱ²ÉÓà sh sh6.sh par1 par2
#ÆäÖÐsh6.shΪµÚÒ»¸ö²ÎÊý
#par1ΪµÚ¶þ¸ö²ÎÊý
#$0È¡µÚÒ»¸ö²ÎÊý£¬$1È¡µÚ¶þ¸ö²ÎÊý

³ÌÐò7£ºif else(2)
[root@localhost scripts]# cat sh7.sh
read -p "yes or no (y/n)?" ny
#×¢Òâ¿Õ¸ñ£¡£¡
if [ "$ny" == "Y" ] || [ "$ny" == "y" ]; then
echo "OK,continue"
exit 0
fi
if [ "$ny" == "N" ] || [


Ïà¹ØÎĵµ£º

LinuxÄÚºËÅäÖÃÎĵµ(make menuconfig)

Ò»¡¢ÒýÑÔ£º
    ±¾ÎĵµµÄÄÚÈݴ󲿷ÝÄÚÈݶ¼ÊÇ´ÓÍøÉÏÊÕ¼¯¶øÀ´£¬È»ºóÅäºÏһЩеĽØÍ¼£¨Äں˰汾£ºV2.4.19£©¡£ÔÚÿһÅäÖÃÏîºó»áÓÐÒ»¸öÑ¡ÔñÖ¸ÄϵIJ¿·Ý£¬ÓÃÀ´Ö¸µ¼´ó¼ÒÔõôÑù¸ù¾Ý×Ô¼ºµÄÇé¿öÀ´×öÏàÓ¦µÄÑ¡Ôñ£»»¹ÓÐÔÚÿһ¸ö´óÏîºÍÎĵµµÄ×îºó»áÓÐÒ»¸ö¾­Ñé̸£¬ËüÊÇһЩ¸ßÊÖÃÇÔÚÓ¦¶ÔÎÊÌâºÍ´¦ÀíÌØÓÐÓ²¼þʱµÄһЩ¾­Ñ飨Õâ¸ö»¹µ ......

linux shellÖÖÀà

LinuxÖеÄshellÓжàÖÖÀàÐÍ£¬ÆäÖÐ×î³£Óõļ¸ÖÖÊÇBourne   shell£¨sh£©¡¢C   shell£¨csh£©ºÍKorn   shell£¨ksh£©¡£ÈýÖÖshell¸÷ÓÐÓÅȱµã¡£Bourne   shellÊÇUNIX×î³õʹÓõÄshell£¬²¢ÇÒÔÚÿÖÖUNIXÉ϶¼¿ÉÒÔʹÓá£Bourne   shellÔÚshell±à³Ì·½ÃæÏ൱ÓÅÐ㣬µ«ÔÚ´¦ÀíÓëÓû§µÄ½»»¥ ......

linuxÉ豸Çý¶¯±à³Ì ³õ̽£¨1£©

------linuxÉ豸Çý¶¯³ÌÐòµÄ¼ò½é
֮ǰֻÊÇ×öÏîÄ¿µÄʱºòÓùýÒ»¶Îʱ¼älinux£¬¶ÔlinuxÆäʵ²»ÔõôÊìϤ£¬µ«ÊÇ´óÖµIJÙ×÷£¬±à³ÌµÄ·½·¨£¬¹¤¾ß(eclipse, gcc)·½Ã滹ÊÇÉÔ΢¶®Ò»µãµÄ£¬¶ÔÓÚÎÒÀ´Ëµ£¬Ò»Ö±Ê¹ÓõÄÊÇCÓïÑÔ£¨¶àÊýǶÈëʽϵͳ¿ª·¢Ê¹Óã©£¬Ò»Ö±Ï뻨µãʱ¼äÀ´ºÃºÃµÄѧϰһÏÂlinuxϵÄÇý¶¯¿ª·¢£¬ÕýºÃÕâ¶Îʱ¼äÒ»Ö±ÔÚ´ýÒµ½×¶Î£¬¾ÍºÃº ......

LinuxµÄmake³ÌÐò

ÔÚ¿ª·¢Ò»¸öϵͳʱ£¬Ò»°ãÊǽ«Ò»¸öϵͳ·Ö³É¼¸¸öÄ£¿é£¬ÕâÑù×öÌá¸ßÁËϵͳµÄ¿Éά»¤ÐÔ£¬µ«ÓÉÓÚ¸÷¸öÄ£¿é¼ä²»¿É±ÜÃâ´æÔÚ¹ØÁª£¬ËùÒÔµ±Ò»¸öÄ£¿é¸Ä¶¯ºó£¬ÆäËûÄ£¿éÒ²Ðí»áÓÐËù¸üУ¬µ±È»¶ÔСϵͳÀ´Ëµ£¬ÊÖ¹¤±àÒëÁ¬½ÓÊÇûÎÊÌ⣬µ«ÊÇÈç¹ûÊÇÒ»¸ö´óϵͳ£¬´æÔںܶà¸öÄ£¿é£¬ÄÇôÊÖ¹¤±àÒëµÄ·½·¨¾Í²»ÊÊÓÃÁË¡£Îª´Ë£¬ÔÚLinuxϵͳÖУ¬×¨ÃÅÌṩÁËÒ»¸öm ......

linuxÄں˱àÒëÖеÄi2oÑ¡Ïî

The Intelligent Input/Output (I2O) architecture allows hardware drivers to be split into two parts: an operating system specific module called the OSM and an hardware specific module called the HDM. The OSM can talk to a whole range of HDM's, and ideally the HDM's are not OS dependent. This allows f ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ