tarÃüÁ tar [-cxtzjvfpPN] ÎļþÓëĿ¼ ....
# f+ E' `# d' W( {²ÎÊý£º & e( U# Y4 x; c$ b2 O; j/ p
-c £º½¨Á¢Ò»¸öѹËõÎļþµÄ²ÎÊýÖ¸Áî(create µÄÒâ˼)£»
. E' {. v5 ^ \' v3 O5 H, C' @- p& ^-x £º½â¿ªÒ»¸öѹËõÎļþµÄ²ÎÊýÖ¸Á 3 |& u2 z: k( A# ?% c
-t £º²é¿´ tarfile ÀïÃæµÄÎļþ£¡
9 ^; S) v9 H/ w. a/ Z2 sÌرð×¢Ò⣬ÔÚ²ÎÊýµÄÏ´ïÖУ¬ c/x/t ½öÄÜ´æÔÚÒ»¸ö£¡²»¿Éͬʱ´æÔÚ£¡
6 x C5 l, Y( n, w# C( P9 W5 PÒòΪ²»¿ÉÄÜͬʱѹËõÓë½âѹËõ¡£
1 _# l: \. w' S8 f* R-z £ºÊÇ·ñͬʱ¾ßÓÐ gzip µÄÊôÐÔ£¿Ò༴ÊÇ·ñÐèÒªÓà gzip ѹËõ£¿ + ~' `) N! d" d% D7 _
-j £ºÊÇ·ñͬʱ¾ßÓÐ bzip2 µÄÊôÐÔ£¿Ò༴ÊÇ·ñÐèÒªÓà bzip2 ѹËõ£¿
0 X- j4 k5 L+ r6 a-v £ºÑ¹ËõµÄ¹ý³ÌÖÐÏÔʾÎļþ£¡Õâ¸ö³£Ó㬵«²»½¨ÒéÓÃÔÚ±³¾°Ö´Ðйý³Ì£¡
, v6 q' X2 o" y1 I+ n-f £ºÊ¹ÓõµÃû£¬ÇëÁôÒ⣬ÔÚ f Ö®ºóÒªÁ¢¼´½ÓµµÃûร¡²»ÒªÔÙ¼Ó²ÎÊý£¡ 9 ^' N) A y' F V6 T+ r/ T
¡¡¡¡¡¡ÀýÈçʹÓẠtar -zcvfP tfile sfile¡»¾ÍÊÇ´íÎóµÄд·¨£¬ÒªÐ´³É * }% l+ z* w; u
¡¡¡¡¡¡¡º tar -zcvPf tfile sfile¡»²Å¶Ôร¡
$ @# j& H/ b- p; u% r& c9 @$ ......
¼¸ÖÜÒÔÇ°£¬ÎÞÒâÖп´ÁËÎÒ¿ª·¢Linux·þÎñ³ÌÐòµÄ¹¤×÷»·¾³´îÅäÕâƪÎÄÕ£¬È̲»×¡ÅÄÁËש£¬½á¹û×÷ÕßÔڻظ´Öм¤ÎÒ£¬ÒªÎÒд¸ö¿´¿´¡£Æäʵ¿´²»¹ßºÜ¶àÈËΧÈÆM$µÄÏ°¹ß£¬ÔçÒÑÓÐдµãʲôµÄÏë·¨£¬¿ÉÊÇûʲôʱ¼ä£¬Ò²µ£ÐIJ»Í¬µÄÏë·¨ºÍ×Ô¼ºÍ˲½Á˺ܶàµÄÖÐÎÄ»áÃÔ»óÓÐLinuxѧϰÈÈÇéµÄͬÐУ¬¸ü²»ÓÃ˵û׼»¹»áÏÅÅܱðÈË¡£ÎªÁ˱íʾÎÒÊÇ´ÓÀ´²»³Ô¼¤½«·¨µÄ£¬ÎÒµÈÁ˼¸ÖÜ£¬¾õµÃÄÇƪÎÄÕ²¶à±»ÈËÒÅÍüÁË£¬¾Í¿ªÊ¼ÁË˼¿¼Õâ¸öÌâÄ¿¡£
ÉùÃ÷£ºÐ´ÕâЩÊÇΪÁ˺ÍÓÐѧϰLinux¿ª·¢ÐËȤµÄͬÐÐÃǽ»Á÷£¬¼á¾ö¿´²»¹ßLinux»òÕß²»µÃ²»Ñ§µãLinuxµÄÈ˾Ͳ»ÒªÀË·Ñʱ¼ä¿´ÁË¡£ÁíÍâÎÄÖеÄÖÐÎÄ·Ò벻׼ȷµÄµØ·½£¬ÎÒ¶¼¾¡Á¿±ê×¢Ó¢ÓïÒÔ·ÀÎó½â¡£
1£©GNU¡¡+¡¡Linux
Ðí¶àÈËÌرðÊÇÄں˵Ŀª·¢ÕßÔø¾·´¸´Ç¿µ÷LinuxÖ»ÊÇLinux²Ù×÷ϵͳµÄÄںˣ¬ÕâÊÇÎҷdz£ÔÞͬµÄ£¬ÒòΪGNU¹¤¾ßͬÑùÊÇLinux²Ù×÷ϵͳ²»¿ÉȱÉٵIJ¿·Ö£¬GNU + Linux²ÅÊÇÍêÕûµÄ²Ù×÷ϵͳ¡£
Àí½âGNU/LinuxµÄµÚÒ»²½ÊÇÀí½âÄÚºËģʽºÍÓû§Ä£Ê½µÄÇø±ð¡£Æäʵ¼òµ¥µÄ½²£¬Ê¹ÓÃÈκÎÒ»ÖÖLinux·¢²¼°æ£¬ÎÒÃÇÖ±½ÓÓõĶ¼ÊÇÓû§Ä£Ê½ÏµÄÓ¦ÓóÌÐò£¬¾¡¹Ü²Ù×÷¶¼ÊÇÔÚÄں˵İïÖúÏÂÍê³ÉµÄ£¬ÕâºÍWindowsûÓÐÇø±ð¡£
ÎÞÂÛÔÚÓû§Ä£Ê½»¹ÊÇÄÚºËģʽ£¬GNU¹¤¾ßÊDZز»¿ÉÉٵģ¬¾¡¹ÜËüÃÇԶԶûÓÐÄں˳öµÄ·çÍ·´ó¡£Õâ¾ÍÊÇÎÒ¼á ......
×î½ü£¬ORACLEϵͳ»ù±¾µ÷ÊÔͨ¹ý£¬ÊÇʱºòÉèÖÃORACLEËæRHEL×Ô¶¯Æô¶¯Óë¹Ø±Õ·þÎñµÄʱºòÁË£¬Ö®ËùÒÔ°ÑÕâ¸öÈÎÎñ·ÅÔÚ×îºóÀ´×ö£¬ÊÇÒòΪÎÒ¾õµÃÕâ¸öÓ¦¸Ã²»»áºÜÄÑ£¬µ«ÕæÕýʵʩÆðÀ´£¬»¹ÊÇÓöµ½Á˸ö²»Ð¡µÄÕÏ°
дºÃ½Å±¾£¬×¢²áºÃ·þÎñÖ®ºó£¬¾²âÊÔ£¬ORACLE¿ÉÒÔËæRHELÆô¶¯¶øÆô¶¯£¬µ«²»ÄÜËæϵͳ¹Ø±Õ¶ø¹Ø±Õ¡£ÔÚÍøÉÏÕҴ𰸣¬·¢ÏÖ¼¸ºõËùÓеÄÉèÖùý³ÌÌû×Ó¶¼ÊÇ´ÓͬһƪÔÑùÕÕ³¹ýÀ´µÄ£¬¸ù±¾¾ÍÐв»Í¨¡£ÌìÏÂÎÄÕÂÒ»´ó³¡£ÇóÖúËûÈË£¬Ã»Óеõ½Ò»¸öºÃµÄ½â¾ö·½°¸¡£ÎÞÄΣ¬×Ô¼º¾²ÏÂÐÄÀ´ÂýÂýÑо¿·ÖÎö£¬×ÜËãÕÒµ½ÁËÎÊÌâµÄ¹Ø¼üÔÒòËùÔÚ¡£
ÏÖÔھͰÑÎÒµÄÕû¸ö³É¹¦ÉèÖõĹý³ÌÌù³öÀ´£¬¹©´ó¼Ò²Î¿¼£¬ÒÔÆÚ´ó¼ÒÄÜÉÙ×ßÍä·£»ÁíÍ⻹ÊÇÒª¸øÆäËûÈËÒ»¸ö½¨Ò飺ÇÐĪÉúÓ²Õհᣬ¶ÏÕÂÈ¡Ò壬·ñÔòÆ亦´óÑÉ£¡£¡
Ê×ÏÈ£¬ÒªÔÚRHELÖÐÉèÖÃÔÊÐíORACLEϵͳ×Ô¶¯Æô¶¯£¬ÒòΪĬÈÏÇé¿öÏÂÊÇÉèÖÃΪ²»ÔÊÐíµÄ¡£²Ù×÷ÈçÏ£º
ÔÚrootÕË»§ÏÂÐÞ¸Ä /etc/oratab Îļþ£º
# vi /etc/oratab
ÕÒµ½orcl=/db/app/oracle/product /11.1.0/db_1 :NÕâÒ»ÐÐ
¸ÄΪ£º
orcl=/db/app/oracle/product/11.1.0/db_1 :Y
Ò²¾ÍÊǽ«×îºóµÄN¸ÄΪY£¬Òâ˼Êǽ«²»ÔÊÐí×Ô¶¯Æô¶¯¸ÄΪÔÊÐí×Ô¶¯Æô¶¯¡£
È»ºó£¬ÊÇÐÞ¸ÄORACLE×Ô´øµÄÆô¶¯Óë¹Ø±Õ½Å±¾£¬·Ö±ðÊÇ dbstartºÍdbshut¡£Ö´ÐÐÕâÁ½¸ö½Å±¾¾Í¿É ......
×î½ü£¬ORACLEϵͳ»ù±¾µ÷ÊÔͨ¹ý£¬ÊÇʱºòÉèÖÃORACLEËæRHEL×Ô¶¯Æô¶¯Óë¹Ø±Õ·þÎñµÄʱºòÁË£¬Ö®ËùÒÔ°ÑÕâ¸öÈÎÎñ·ÅÔÚ×îºóÀ´×ö£¬ÊÇÒòΪÎÒ¾õµÃÕâ¸öÓ¦¸Ã²»»áºÜÄÑ£¬µ«ÕæÕýʵʩÆðÀ´£¬»¹ÊÇÓöµ½Á˸ö²»Ð¡µÄÕÏ°
дºÃ½Å±¾£¬×¢²áºÃ·þÎñÖ®ºó£¬¾²âÊÔ£¬ORACLE¿ÉÒÔËæRHELÆô¶¯¶øÆô¶¯£¬µ«²»ÄÜËæϵͳ¹Ø±Õ¶ø¹Ø±Õ¡£ÔÚÍøÉÏÕҴ𰸣¬·¢ÏÖ¼¸ºõËùÓеÄÉèÖùý³ÌÌû×Ó¶¼ÊÇ´ÓͬһƪÔÑùÕÕ³¹ýÀ´µÄ£¬¸ù±¾¾ÍÐв»Í¨¡£ÌìÏÂÎÄÕÂÒ»´ó³¡£ÇóÖúËûÈË£¬Ã»Óеõ½Ò»¸öºÃµÄ½â¾ö·½°¸¡£ÎÞÄΣ¬×Ô¼º¾²ÏÂÐÄÀ´ÂýÂýÑо¿·ÖÎö£¬×ÜËãÕÒµ½ÁËÎÊÌâµÄ¹Ø¼üÔÒòËùÔÚ¡£
ÏÖÔھͰÑÎÒµÄÕû¸ö³É¹¦ÉèÖõĹý³ÌÌù³öÀ´£¬¹©´ó¼Ò²Î¿¼£¬ÒÔÆÚ´ó¼ÒÄÜÉÙ×ßÍä·£»ÁíÍ⻹ÊÇÒª¸øÆäËûÈËÒ»¸ö½¨Ò飺ÇÐĪÉúÓ²Õհᣬ¶ÏÕÂÈ¡Ò壬·ñÔòÆ亦´óÑÉ£¡£¡
Ê×ÏÈ£¬ÒªÔÚRHELÖÐÉèÖÃÔÊÐíORACLEϵͳ×Ô¶¯Æô¶¯£¬ÒòΪĬÈÏÇé¿öÏÂÊÇÉèÖÃΪ²»ÔÊÐíµÄ¡£²Ù×÷ÈçÏ£º
ÔÚrootÕË»§ÏÂÐÞ¸Ä /etc/oratab Îļþ£º
# vi /etc/oratab
ÕÒµ½orcl=/db/app/oracle/product /11.1.0/db_1 :NÕâÒ»ÐÐ
¸ÄΪ£º
orcl=/db/app/oracle/product/11.1.0/db_1 :Y
Ò²¾ÍÊǽ«×îºóµÄN¸ÄΪY£¬Òâ˼Êǽ«²»ÔÊÐí×Ô¶¯Æô¶¯¸ÄΪÔÊÐí×Ô¶¯Æô¶¯¡£
È»ºó£¬ÊÇÐÞ¸ÄORACLE×Ô´øµÄÆô¶¯Óë¹Ø±Õ½Å±¾£¬·Ö±ðÊÇ dbstartºÍdbshut¡£Ö´ÐÐÕâÁ½¸ö½Å±¾¾Í¿É ......
¹¦ÄÜÃèÊö£º
»ñÈ¡»òÕßÉèÖÃÓëij¸öÌ×½Ó×Ö¹ØÁªµÄÑ¡ ÏѡÏî¿ÉÄÜ´æÔÚÓÚ¶à²ãÐÒéÖУ¬ËüÃÇ×Ü»á³öÏÖÔÚ×îÉÏÃæµÄÌ×½Ó×ֲ㡣µ±²Ù×÷Ì×½Ó×ÖÑ¡Ïîʱ£¬Ñ¡ÏîλÓڵIJãºÍÑ¡ÏîµÄÃû³Æ±ØÐë¸ø³ö¡£ÎªÁ˲Ù×÷Ì×½Ó×Ö²ãµÄÑ¡ÏӦ¸Ã ½«²ãµÄÖµÖ¸¶¨ÎªSOL_SOCKET¡£ÎªÁ˲Ù×÷ÆäËü²ãµÄÑ¡Ï¿ØÖÆÑ¡ÏîµÄºÏÊÊÐÒéºÅ±ØÐë¸ø³ö¡£ÀýÈ磬ΪÁ˱íʾһ¸öÑ¡ÏîÓÉTCPÐÒé½âÎö£¬²ãÓ¦¸ÃÉ趨ΪÐÒé ºÅTCP¡£
Ó÷¨£º
#include <sys/types.h>
#include <sys/socket.h>
int getsockopt(int sock, int level, int optname, void *optval, socklen_t *optlen);
int setsockopt(int sock, int level, int optname, const void *optval, socklen_t optlen);
²ÎÊý£º
sock£º½«Òª±»ÉèÖûòÕß»ñÈ¡Ñ¡ÏîµÄÌ×½Ó×Ö¡£
level£ºÑ¡ÏîËùÔÚµÄÐÒé²ã¡£
optname£ºÐèÒª·ÃÎʵÄÑ¡ÏîÃû¡£
optval£º¶ÔÓÚgetsockopt()£¬Ö¸Ïò·µ»ØÑ¡ÏîÖµµÄ»º³å¡£¶ÔÓÚsetsockopt()£¬Ö¸Ïò°üº¬ÐÂÑ¡ÏîÖµµÄ»º³å¡£
optlen£º¶ÔÓÚgetsockopt()£¬×÷ΪÈë¿Ú²ÎÊýʱ£¬Ñ¡ÏîÖµµÄ×î´ó³¤¶È¡£×÷Ϊ³ö¿Ú²ÎÊýʱ£¬Ñ¡ÏîÖµµÄʵ¼Ê³¤¶È¡£¶ÔÓÚsetsockopt()£¬ÏÖÑ¡ÏîµÄ³¤¶È¡£
·µ»Ø˵Ã÷£º
³É¹¦Ö´ÐÐʱ£¬·µ»Ø0¡£Ê§°Ü· ......
Ä¿µÄ£º
°ÑARM linuxµÄ½»²æ¿ª·¢»·¾³£¬kernel, filesystem,
bootloder°²×°£¬²¢ÅäÖã¬Ê¹Æä¿ÉÒÔ±àÒëbootloder, kernel, ¿ÉÒÔnfs¸üÐÂÎļþϵͳ£»
×ÊÔ´£º
´úÂë:
arm-linux-toolchains.tgz
matrix5-kernel-v5.5.tgz
vivi.tar.gz
Jflash.tgz
root-for-nfs-v5.5.tgz
¹æ»®£º
½»²æ±àÒëÆ÷×°ÔÚ£º/usr/local/
kernel,
bootloder·ÅÔÚ: /home/volans/arm/
ÓÃÓÚÆô¶¯µÄnfsÎļþϵͳ·ÅÔÚ£º/home/armnfs/
×¼±¸¹¤×÷£º
´ú
Âë:
sudo mkdir /home/armnfs
sudo
chmod 777 /home/armnfs
mkdir ~/arm
ÉÏÃæÇ°Á½¾äµÄÄ¿µÄÊÇÔÚ/homeϽ¨Á¢armnfsĿ¼£¬ÎªÁË¿ª·¢
µÄ·½±ã£¬°ÑÕâ¸öĿ¼Éè³ÉËùÓÐÓû§¿Érwx¡£
È»ºó°ÑÉÏÃæÌáµ½µÄ×ÊÔ´È«²¿¿½±´µ½~/arm/Ï¡£
°²×°ÅäÖãº
´úÂë:
°²×°±ê×¼µÄC¿ª·¢»·¾³£¬ÓÉÓÚUbuntu°²×°Ä¬ÈÏÊDz»°²×°µÄ£¬ËùÒÔÐèÒªÏÈ°²×°Ò»Ï£º
sudo
apt-get install gcc g++ libgcc1 libg++ make gdb
´úÂë:
°²×°½»²æ±àÒëÆ÷
cd
/
sudo tar zxvf /home/volans/arm/arm-linux-toolchains.tgz
ÇëÔÚÖ´ÐÐÍê³Éºó
²é¿´ÊÇ·ñ´æÔÚ/usr/local/armÎļþ¼Ð¡£
°Ñ½»²æ±àÒëÆ÷µÄ·¾¶¼ÓÈëµ½PATH£¬ÒÔ·½±ãʹÓãº
sudo vi
/etc/bash_bashrc
ÔÚºóÃæ¼ÓÈëÈçÏ´úÂ룺
if ......
Í·Îļþ£ºsys/socket.h
Ïà¹Ø½á¹¹Ì壺
struct sockaddr
{
unsigned short sa_family; //µØÖ·×å
char sa_data[14]; //14×Ö½ÚÐÒéµØÖ·
};
struct sockaddr_in
{
short int sin_family; //µØÖ·×å
unsigned short int sin_port; //¶Ë¿ÚºÅ
struct in_addr sin_addr; //IPµØÖ·
unsigned char sin_zero[8]; //Ìî³ä0ÒÔ±£³ÖÓëstruct sockaddrͬÑù´óС
};
struct in_addr
{
unsigned long s_addr; // that’s a 32-bit long, or 4 bytes
};
×¢£ºÕâÁ½¸öµØÖ·ÀàÐͽṹÌåÔÚÍ·ÎļþÖж¨Òå¡£
Ïà¹Øº¯Êý£º
<´ò¿ªÌ×½Ó×Ö>
int socket(int af,int type,int protocol); //·µ»ØsocketÌ×½Ó×Ö£¬ÔÚºóÃæµÄµ÷ÓÃʹÓÃËü¡£
afÖ¸¶¨Í¨ÐÅ·¢ÉúÇøÓò£¨µØÖ·×壩
UNIXϵͳÓУºAF_UNIX,AF_INET,AF_NSµÈ¡£
DOS¡¢WINDOWSÖÐÖ§³Ö£ºAF_INET£¨Íø¼ÊÍøÇøÓò£©
×¢£ºµØÖ·×åÓëÐÒé×åÏàͬ¡£
typeΪSOCK_STREAM£¨½¨Á¢TCP/IPÁ¬½ÓµÄÁ÷ʽÌ×½Ó×Ö£©»òSOCK_DGRAM£¨½¨Á¢ÎÞ ......