LinuxÖÐ/usrÓë/varĿ¼Ïê½â
LinuxÖÐ/usrÓë/varĿ¼Ïê½â
/usrÎļþϵͳ
¡¡¡¡/usr Îļþϵͳ¾³£ºÜ´ó£¬ÒòΪËùÓгÌÐò°²×°ÔÚÕâÀï. /usr ÀïµÄËùÓÐÎļþÒ»°ãÀ´×ÔLinux distribution£»±¾µØ°²×°µÄ³ÌÐòºÍÆäËû¶«Î÷ÔÚ/usr/local ÏÂ.ÕâÑù¿ÉÄÜÔÚÉý¼¶Ð°æϵͳ»òÐÂdistributionʱÎÞÐëÖØа²×°È«²¿³ÌÐò.
/usr/X11R6
¡¡¡¡X WindowϵͳµÄËùÓÐÎļþ.Ϊ¼ò»¯XµÄ¿ª·¢ºÍ°²×°£¬XµÄÎļþûÓм¯³Éµ½ÏµÍ³ÖÐ. X×Ô¼ºÔÚ/usr/X11R6 ÏÂÀàËÆ/usr .
/usr/X386
¡¡¡¡ÀàËÆ/usr/X11R6 £¬µ«ÊǸøX11 Release 5µÄ.
/usr/bin
¡¡¡¡¼¸ºõËùÓÐÓû§ÃüÁî.ÓÐЩÃüÁîÔÚ/bin »ò/usr/local/bin ÖÐ.
/usr/sbin
¡¡¡¡¸ùÎļþϵͳ²»±ØÒªµÄϵͳ¹ÜÀíÃüÁÀýÈç¶àÊý·þÎñ³ÌÐò.
/usr/man , /usr/info , /usr/doc
¡¡¡¡ÊÖ²áÒ³¡¢GNUÐÅÏ¢ÎĵµºÍ¸÷ÖÖÆäËûÎĵµÎļþ.
/usr/include
¡¡¡¡C±à³ÌÓïÑÔµÄÍ·Îļþ.ΪÁËÒ»ÖÂÐÔÕâʵ¼ÊÉÏÓ¦¸ÃÔÚ/usr/lib Ï£¬µ«´«Í³ÉÏÖ§³ÖÕâ¸öÃû×Ö.
/usr/lib
¡¡¡¡³ÌÐò»ò×ÓϵͳµÄ²»±äµÄÊý¾ÝÎļþ£¬°üÀ¨Ò»Ð©site-wideÅäÖÃÎļþ.Ãû×ÖlibÀ´Ô´ÓÚ¿â(library); ±à³ÌµÄÔʼ¿â´æÔÚ/usr/lib Àï.
/usr/local
¡¡¡¡±¾µØ°²×°µÄÈí¼þºÍÆäËûÎļþ·ÅÔÚÕâÀï.
££££££££££££££££££££££££££££££££££££££££££
/varÎļþϵͳ
¡¡¡¡/var °üÀ¨ÏµÍ³Ò»°ãÔËÐÐʱҪ¸Ä±äµÄÊý¾Ý.ÿ¸öϵͳÊÇÌض¨µÄ£¬¼´²»Í¨¹ýÍøÂçÓëÆäËû¼ÆËã»ú¹²Ïí.
/var/catman
¡¡¡¡µ±ÒªÇó¸ñʽ»¯Ê±µÄmanÒ³µÄcache.manÒ³µÄÔ´ÎļþÒ»°ã´æÔÚ/usr/man/man* ÖУ»ÓÐЩmanÒ³¿ÉÄÜÓÐÔ¤¸ñʽ»¯µÄ°æ±¾£¬´æÔÚ/usr/man/cat* ÖÐ.¶øÆäËûµÄmanÒ³ÔÚµÚÒ»´Î¿´Ê±ÐèÒª¸ñʽ»¯£¬¸ñʽ»¯ÍêµÄ°æ±¾´æÔÚ/var/man ÖУ¬ÕâÑùÆäËûÈËÔÙ¿´ÏàͬµÄҳʱ¾ÍÎÞÐëµÈ´ý¸ñʽ»¯ÁË. (/var/catman ¾³£±»Çå³ý£¬¾ÍÏóÇå³ýÁÙʱĿ¼һÑù.)
/var/lib
¡¡¡¡ÏµÍ³Õý³£ÔËÐÐʱҪ¸Ä±äµÄÎļþ.
/var/local
¡¡¡¡/usr/local Öа²×°µÄ³ÌÐòµÄ¿É±äÊý¾Ý(¼´ÏµÍ³¹ÜÀíÔ±°²×°µÄ³ÌÐò).×¢Ò⣬Èç¹û±ØÒª£¬¼´Ê¹±¾µØ°²×°µÄ³ÌÐòÒ²»áʹÓÃÆäËû/var Ŀ¼£¬ÀýÈç/var/lock .
/var/lock
¡¡¡¡Ëø¶¨Îļþ.Ðí¶à³ÌÐò×ñÑÔÚ/var/lock ÖвúÉúÒ»¸öËø¶¨ÎļþµÄÔ¼¶¨£¬ÒÔÖ§³ÖËûÃÇÕýÔÚʹÓÃij¸öÌض¨µÄÉ豸»òÎļþ.ÆäËû³ÌÐò×¢Òâµ½Õâ¸öËø¶¨Îļ
Ïà¹ØÎĵµ£º
1. HCI²ãÐÒé¸ÅÊö£º
HCIÌṩһÌ×ͳһµÄ·½·¨À´·ÃÎÊBluetoothµ×²ã¡£ÈçͼËùʾ£º
´ÓͼÉÏ¿ÉÒÔ¿´³ö£¬Host Controller Interface(HCI) ¾ÍÊÇÓÃÀ´¹µÍ¨HostºÍModule¡£Hostͨ³£¾ÍÊÇPC£¬ ModuleÔòÊÇÒÔ¸÷ÖÖÎïÀíÁ¬½ÓÐÎʽ£¨USB,serial,pc-cardµÈ£©Á¬½Óµ½PCÉϵÄbluetooth Dongle¡£
ÔÚHostÕâÒ»¶Ë£ºapplication,SDP,L2capµÈÐÒé ......
£¨L2CAPÐÒé¼ò½é£¬L2CAPÔÚBlueZÖеÄʵÏÖÒÔ¼°L2CAP±à³Ì½Ó¿Ú£©
Ò»£ºL2CAPÐÒé¼ò½é£º
Logical Link Control and Adaptation Protocol(L2CAP)
Âß¼Á¬½Ó¿ØÖƺÍÊÊÅäÐÒé (L2CAP) ΪÉϲãÐÒéÌṩÃæÏòÁ¬½ÓºÍÎÞÁ¬½ÓµÄÊý¾Ý·þÎñ£¬²¢Ìṩ¶àÐÒ鹦ÄܺͷָîÖØ×é²Ù×÷¡£L2CAP ³äÐíÉϲãÐÒéºÍÓ¦ÓÃÈí¼þ´«ÊäºÍ½ÓÊÕ×î´ó³¤¶ÈΪ 64K µÄ L2CAP Ê ......
ʹÓÃselectº¯Êý¿ÉÒÔÒÔ·Ç×èÈûµÄ·½Ê½ºÍ¶à¸ösocketͨÐÅ¡£³ÌÐòÖ»ÊÇÑÝʾselectº¯ÊýµÄʹÓ㬹¦Äܷdz£¼òµ¥£¬¼´Ê¹Ä³¸öÁ¬½Ó¹Ø±ÕÒÔºóÒ²²»»áÐ޸ĵ±Ç°Á¬½ÓÊý£¬Á¬½ÓÊý´ïµ½×î´óÖµºó»áÖÕÖ¹³ÌÐò¡£
1. ³ÌÐòʹÓÃÁËÒ»¸öÊý×éfd_A£¬Í¨ÐÅ¿ªÊ¼ºó°ÑÐèҪͨÐŵĶà¸ösocketÃèÊö·û¶¼·ÅÈë´ËÊý×é¡£
2. Ê×ÏÈÉú³ÉÒ»¸ö½Ðsock_fdµÄsocketÃèÊö·û£¬ÓÃÓÚ¼àÌý¶Ë¿ ......
ZZTµÄ£¬×ö¸ö±Ê¼Ç¡£ÒÔ±¸²é¿´¡£
linuxÏÂConfigureÃüÁî
http://hi.baidu.com/wanyinglong/blog/item/3d4eb9fd08d5a91e08244d34.html
2009-04-19 22:18
‘configure’½Å±¾ÓдóÁ¿µÄÃüÁîÐÐÑ¡Ïî.¶Ô²»Í¬µÄÈí¼þ°üÀ´Ëµ,ÕâЩѡÏî¿ÉÄÜ»áÓб仯,µ«ÊÇÐí¶à»ù±¾µÄÑ¡ÏîÊDz»»á¸Ä±äµÄ.´øÉÏ’–help’ Ñ¡ ......
Ò»´ÎÆæ¹ÖµÄÊý¾Ý¿âÆô¶¯ºÍ¹Ø±Õ¾Àú¡£
SQL> conn / as sysdba
Connected to an idle instance.
SQL> shutdown immediate
ORA-24324: service handle not initialized
ORA-24323: value not allowed
ORA-01089: immediate shutdown in progress - no operations are permitted
SQL> conn / as sysdba
Co ......