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

¶ÑÕ»¡¢linux c³ÌÐò´æ´¢¿Õ¼ä²¼¾ÖµÄ×ܽá

Õ»Ö÷ÒªÓÃÀ´´æ·Å¾Ö²¿±äÁ¿, ´«µÝ²ÎÊý, ´æ·Åº¯ÊýµÄ·µ»ØµØÖ·.esp ʼÖÕÖ¸ÏòÕ»¶¥, Õ»ÖеÄÊý¾ÝÔ½¶à, espµÄֵԽС.
¶ÑÓÃÓÚ´æ·Å¶¯Ì¬·ÖÅäµÄ¶ÔÏó, µ±ÄãʹÓà malloc , new µÈ½øÐзÖÅäʱ,ËùµÃµ½µÄ¿Õ¼ä¾ÍÔÚ¶ÑÖÐ. ¶¯Ì¬·ÖÅäµÃµ½µÄÄڴ渽´øÓзÖÅäÐÅÏ¢, ËùÒÔÄãÄܹ» realloc ºÍ freeµ÷ËüÃÇ.
È«¾Ö£¬¾²Ì¬ºÍ³£Á¿ÊÇ·ÖÅäÔÚÊý¾ÝÇøÖеġ£Êý¾ÝÇø°üÀ¨bssºÍ³õʼ»¯Çø¡£
¶ÑÏò¸ßÄÚ´æµØÖ·Éú³¤
Õ»ÏòµÍÄÚ´æµØÖ·Éú³¤
¶ÑºÍÕ»ÏàÏò¶øÉú£¬¶ÑºÍÕ»Ö®¼äÓиöÁÙ½çµã£¬³ÆÎªstkbrk
CODE:
½ø³ÌÔÚÄÚ´æÖеÄÓ°Ïñ.
      ÎÒÃǼÙÉèÏÖÔÚÓÐÒ»¸ö³ÌÐò, ËüµÄº¯Êýµ÷ÓÃ˳ÐòÈçÏÂ.
      main(...) ->; func_1(...) ->; func_2(...) ->; func_3(...)
      ¼´: Ö÷º¯Êýmainµ÷Óú¯Êýfunc_1; º¯Êýfunc_1µ÷Óú¯Êýfunc_2; º¯Êýfunc_2µ÷Óú¯Êýfunc_3
      µ±³ÌÐò±»²Ù×÷ϵͳµ÷ÈëÄÚ´æÔËÐÐ, ÆäÏà¶ÔÓ¦µÄ½ø³ÌÔÚÄÚ´æÖеÄÓ°ÏñÈçÏÂͼËùʾ.
        (ÄÚ´æ¸ßÖ·)
        +--------------------------------------+
        |             ......                   | ... Ê¡ÂÔÁËһЩÎÒÃDz»ÐèÒª¹ØÐĵÄÇø
        +--------------------------------------+
        | env strings (»·¾³±äÁ¿×Ö´®)          | \
        +--------------------------------------+ \
        | argv strings (ÃüÁîÐÐ×Ö´®)           |   \
        +--------------------------------------+    \
        | env pointers (»·¾³±äÁ¿Ö¸Õë)         |    SHELLµÄ»·¾³±äÁ¿ºÍÃüÁîÐвÎÊý±£


Ïà¹ØÎĵµ£º

³É¹¦ÊµÏÖLinuxÏÂpppdͨ¹ýGPRS²¦ºÅÉÏÍø

³É¹¦ÊµÏÖLinuxÏÂpppdͨ¹ýGPRS²¦ºÅÉÏÍø


×ò
Ìì°Ñ¿ª·¢°åµÄbootloaderɾÁË,û°ì·¨,Ö»µÃÔÚPCÉϵ÷GPRS²¦ºÅÁË.ÏÈÔÚwindowsϲ¦ºÅ³É¹¦,È»ºóÓù¤¾ß¿´²¦ºÅʱ¾ßÌåʹÓÃÁËÄÄЩATÃü
Áî,ÔÙʹÓÃÕâЩÃüÁîµ½linuxÏÂʹÓÃpppdÀ´²¦ºÅ,×îºóÖÕÓڳɹ¦ÁË,֮ǰ¿ª·¢°åÉϲ»Äܳɹ¦²¦ºÅ¼«ÓпɾÍÊÇATÖ¸ÁîÓÐÎ ......

Gentoo Linux ALSAÖ¸ÄÏ

Gentoo Linux ALSAÖ¸ÄÏ
1. 

¼ò½é
ʲôÊÇALSA?
ALSAÊÇAdvanced Linux Sound Architecture£¬¸ß¼¶LinuxÉùÒô¼Ü¹¹
µÄ¼ò³Æ,ËüÔÚLinux²Ù×÷ϵͳÉÏÌṩÁËÒôƵºÍMIDI£¨Musical Instrument Digital Interface
£¬ÒôÀÖÉ豸Êý×Ö»¯½Ó¿Ú£©µÄÖ§³Ö¡£ÔÚ2.6ϵÁÐÄÚºËÖУ¬ALSAÒѾ­³ÉΪĬÈϵÄÉùÒô×Óϵͳ£¬ÓÃÀ´Ìæ»»2.4ϵÁÐ ......

Linux¸ùÎļþϵͳ½á¹¹ÔÙÈÏʶ

Linux¸ùÎļþϵͳ½á¹¹ÔÙÈÏʶ
Áõ½¨ÎÄ£¨http://blog.csdn.net/keminlau £©
INTRO
¾¡¹ÜLinuxµÄ¸ùÎļþϵͳÔÚÐÎʽ±íÏÖÉÏÊÇÒ»ÌåµÄ£¨ËùÓÐÊý¾ÝĿ¼¾ùΪ¸ùĿ¼ÏµÄ×ÓĿ¼£©£¬µ«Êµ¼ÊËüÃÇÊǶà¸ö²»Í¬µÄ¡¾Âß¼­Ö÷Ìå¡¿£¨ÎªÁËʵÏÖ²»Í¬µÄÂß¼­¹¦ÄÜ£©×éºÏÔÚÒ»ÆðµÄ£¬²Î¼ûÏÂͼ¡£ÕâÒ²½âÊÍÁËΪʲôÓÐЩ½Úµã£¨Èç/var£©¿ÉÒÔ¹Ò½Óµ½²»Í¬´ÅÅÌ·ÖÇøÉÏ¡£ ......

Linux³£ÓÃÅäÖÃÎļþ


ÅäÖÃÎļþÒ»ÀÀ±í ÎļþλÖü°Ãû³Æ,×÷ÓÃ
¡¡¡¡/etc/rc.d/rc.sysinit
¡¡¡¡ÏµÍ³Æô¶¯Ê±µÄ¹«Ó÷þÎñÅäÖÃ
¡¡¡¡/etc/rc.d/rc.local
¡¡¡¡ÏµÍ³Æô¶¯Ê±µÄ±¾µØ·þÎñÅäÖÃ
¡¡¡¡/etc/bashrc¡¢/etc/profile
¡¡¡¡bash shellµÄ¹«ÓÃÅäÖÃ
¡¡¡¡/home/username/.bashrc
¡¡¡¡¸÷Óû§Ë½ÈËbash shellÅäÖÃ
¡¡¡¡/etc/securetty
¡¡¡¡Öն˰²È«ÉèÖà ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ