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Linuxϳõ²½ÅäÖÃApache+Subversion

×°ºÃapacheºÍsubversionºó½ÓÏÂÀ´ÅäÖÃÅäÖÃÎļþ,ÏÈÓÃÃüÁîsvnadmin svnadmin create /home/repository/svn1 svnadmin create /home/repository/svn2 ÔÚ/home/repository/Ŀ¼ÀïÃæ´´½¨ÁË2¸ö²Ö¿âsvn1ºÍsvn2 ÐÞ¸Ähttp.conf¼ÓÉϹØÓÚsvnµÄÅäÖÃÑ¡Ïî LoadModule dav_svn_module modules/mod_dav_svn.so
LoadModule dav_module modules/mod_dav.so
LoadModule authz_svn_module modules/mod_authz_svn.so #¼ÓÔØÄ£¿é,ÓÐʱ±¨´ímod_davÒѾ­ÔÚhttpÀïÃæÁË,±àÒëµÄʱºò¼ÓÉÏÁË.×¢Ê͵ô¼´¿É ÅäÖòֿâ
  DAV svn
  SVNParentPath /home/repository
ʹÓÃapacheµÄÑéÖ¤·½Ê½ÓÚÊÇʹÓÃ: usr/local/httpd/bin/htpasswd –cm /home/repository/svn-auth-file username passwd Ò²¿ÉÒÔÏȲ»Ð´ÃÜÂëÖ®ºóд Ìí¼ÓµÚ¶þ¸öµÄʱºò¾Í²»ÐèÒª¼ÓÑ¡ÏîcºÍÎļþÀï,ÈçÏ usr/local/httpd/bin/htpasswd –m username ÌáʾÊäÈëÃÜÂë ÐÞ¸Äsvn²Ö¿âÅäÖÃΪ
    DAV svn
    SVNParentPath /home/repository   #²Ö¿âµÄ¸¸¼¶Ä¿Â¼
    AuthType Basic #Á´½ÓÀàÐÍÉèÖÃ
    AuthName "Subversion repository" #Á´½ÓÌáʾ
    AuthUserFile /home/repository/svn-auth-file #Óû§ÅäÖÃÎļþ
    Require valid-user  #²ÉÓúÎÖÖÈÏÖ¤
    AuthzSVNAccessFile /home/repository/svn-access-file  #ȨÏÞÅäÖÃÎļþ
ÆäÖеÄRequire valid-userÊǸæËßapacheÔÚAuthUserfile ÖеÄÓû§¶¼¿ÉÒÔ·ÃÎÊ,·ñÔòµÄ»°Ö»ÓеÚÒ»¸ö¿ÉÒÔ·ÃÎÊ ´´½¨svn-access-fileÎļþ,ËüÊÇÓÃÀ´¿ØÖÆÈ¨ÏÞµÄ ¸ñʽÈçÏÂ: [svn1:/]               #Õâ±íʾ£¬²Ö¿âsvn1µÄ¸ùĿ¼ÏµķÃÎÊȨÏÞ
user1= rw             # svn1²Ö¿âuser1Óû§¾ßÓжÁºÍдȨÏÞ
user2= rw               # svn1²Ö¿âuser2Óû§¾ßÓжÁºÍдȨÏÞ
user3= r              #svn1²Ö¿âuse


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ARM Linux bootloader Æô¶¯¹ý³Ì

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GNUµÄÖ§³ÖÏ£¬Linux »ñµÃÁ˾޴óµÄ·¢Õ¹¡£ËäÈ» Linux ÔÚ×ÀÃæ PC »úÉÏµÄÆÕ¼°³Ì¶ÈÔ¶²»¼°Î¢
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Êӵġ£¶ø½üЩÄêÀ´ Linux ÔÚǶÈëʽÁìÓòµÄѸÃÍ ......

linux ÎļþÖÐËÑË÷×Ö·û´®ÃüÁî grep

 
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¼ÙÉèÄúÕýÔÚ‘/usr/src/linux/Documentation’Ŀ¼ÏÂËÑË÷´ø×Ö·û´®‘magic’µÄÎļþ£º
$ grep magic /usr/src/linux/Documentation/ ......

Linux FHSĿ¼½á¹¹

/   :¸ùĿ¼£¬ÊÇFHS½á¹¹ÖеÄ×î¶¥²ãĿ¼¡£ÆäËüËùÓÐĿ¼¶¼ÊÇËüµÄ×ÓĿ¼£¬Ëü×ÜÊÇÒÔ¶ÀÁ¢µÄ·ÖÇø¹ÒÔØ¡£ÆäËüËùÓв»ÊÇÒÔ¶ÀÁ¢·ÖÇø¹ÒÔØµÄĿ¼¶¼°üº¬Ôڴ˸ùĿ¼·ÖÇø¡£
/bin:°üº¬Ò»Ð©ÓÐÓõÄÃüÁîÐй¤¾ß¡£²»Äܱ»µ¥¶À¹ÒÔØÎªÒ»¸ö·ÖÇø£¬·ñÔòÓûָ´ÅÌÐÞ¸´ÏµÍ³Ê±½«²»ÄÜ·ÃÎÊÕâЩÃüÁî¡£
/boot:°üº¬LinuxÆô¶¯Îļþ£¬°üº¬LinuxϵͳµÄÄÚº ......

¹ØÓÚLinux³£ÓõĶþ½øÖÆÎļþ·ÖÎö·½·¨

 
¡¡¡¡1¡¢ ×îÊ×ÏÈÓ¦¸Ã³¢ÊÔstringsÃüÁî,±ÈÈçÄõ½Ò»¸ö½Ðcr1µÄ¶þ½øÖÆÎļþ,¿ÉÒÔ:
¡¡¡¡$ strings cr1 | more
¡¡¡¡ÀïÃæ¿ÉÄÜ»áÓÐһЩ¶ÔÓÚÕâ¸öcr1µÄÃèÊö,ÕâЩÐÅÏ¢
¶¼ÊDZàÒëÖ®ºóÔÚ³ÌÐòÖÐÁôϵÄһЩÎı¾ÐÔµÄ˵Ã÷,ËùÒÔ¿ÉÄÜ»á¸æËßÄãÕâ¸öÎļþÊÇʲô.
¡¡¡¡±ÈÈçÓÐÊä³ö:
¡¡¡¡$ strings cr1 | more
¡¡¡¡%s %s %s%s%s -> %s%s% ......

Linux ´®¿ÚÉ豸

 
ÔÚLinuxÖÐÓÃttySxµÄÐÎʽÀ´±íʾ´®¿ÚÉ豸Ãû£¬Èç COM1±»±íʾΪttyS0£¬COM2±»±íʾΪttyS1£¬ÒÔ´ËÀàÍÆ¡£ÏÂÃæÕâ¸öÃüÁîÏÔʾϵͳÖб»¼ì²âµ½µÄ´®¿Ú£º
# dmesg | grep ttyS
[   25.942157] serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A
[   25.942840] 00:08: ttyS0 at I/O 0x3f8 (irq = 4) ......
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