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1. Code maturity level options ´úÂëÍê³ÉµÈ¼¶Ñ¡Ïî
1.1. Prompt for development and/or incomplete code/drivers
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LINUX ϵĺܶණÎ÷£¬±ÈÈçÍøÂçÉ豸¡¢Îļþϵͳ¡¢ÍøÂçЭÒéµÈµÈ£¬ËüÃǵŦÄÜ¡¢Îȶ¨ÐÔ¡¢»òÕß²âÊԵȼ¶µÈµÈ»¹²»Äܹ»·ûºÏ´óÖÚ»¯µÄÒªÇ󣬻¹´¦ÓÚ¿ª·¢Ö®ÖС£Õâ¾Í ÊÇËùνµÄ°¢¶û·¨°æ±¾£º×î³õ¿ª·¢°æ±¾£»½ÓÏÂÀ´µÄÊÇBETA°æ±¾£¬¹«¿ª²âÊÔ°æ±¾¡£Èç¹ûÕâÊǰ¢¶û·¨°æ±¾£¬ÄÇô¿ª·¢ÕßΪÁ˱ÜÃâÊÕµ½ÖîÈç“ΪºÎÕâ¶«Î÷²»¹¤×÷”µÄÐżþ µÄÂé·³£¬³£³£²»»áÈÃËü·¢²¼³öÈ¥¡£µ«ÊÇ£¬»ý¼«µÄ²âÊÔºÍʹÓð¢¶û·¨°æ±¾¶ÔÈí¼þµÄ¿ª·¢ÊǷdz£ºÃµÄ¡£ÄãÖ»ÐèÒªÃ÷°×Ëüδ±Ø¹¤×÷µÃºÜºÃ£¬ÔÚijЩÇé¿öÓпÉÄÜ»á³öÎÊÌâ¡£»ã ±¨ÏêϸµÄ³ö´íÇé¿ö¶Ô¿ª·¢ÕߺÜÓаïÖú¡£
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2. General setup ³£¹æ°²×°Ñ¡Ïî
2.1. Local version - append to kernel release
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2.2. Automatically append version information to the version string (LOCALVERSION_AUTO)
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ÓÉÓÚÔÚ±àÒëµÄÃüÁîmake-kpkg ÖÐÎÒÃÇ»á¼ÓÈë- - append-to-version Ñ¡ÏîÀ´Éú³É×Ô¶¨Òå°æ±¾£¬ËùÒÔÕâÀïÑ¡N¡£
2.3. Support for paging of anonymous memory (swap)
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#include <sys/time.h>
#include <stdio.h>
#include <unistd.h>
#include <signal.h>
#include <string.h>
static char *runStatusFile   = "/syscfg/etc/runStatusFile";
//static char *runStatusFile   = "runStatusFile";
FILE *pFile = NULL;
char runCou ......

ÔÚLinuxÉÏÅäÖÃCOM¿Ú

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1.Çл»µ½rootÓû§.
[root@localhost ~]#su root
2. ²éÕÒÓÐЧµÄ´®É豸.
[root@localhost ~]#cat /proc/devices
Character devices:
  1 mem
  4 /dev/v ......

linux¶¨Ê±Ö´ÐУ¬½Å±¾ÎÊÌâ½â¾ö»ã×Ü

#!/bin/bash
yesterday=`date -d -1days "+%Y%m%d"`
 
cd /home/www/zdyzlog/
zgrep -P '.*CopyRightId\[A00009042202\].*ʵʱ²ßÂÔ¿ªÊ¼.*'  /home/appusr/resin-3.0.18/log/log4j_daily_drmThreeWebService.log.$yesterday.gz  >> /home/www/zdyzlog/zhongduancelivkaishi_$yesterday.txt
zgr ......

linuxÏÂд³ÌÐò¼ì²âip³åÍ»(ARP)

Ô­ÀíÆäʵºÜ¼òµ¥£¬ÄǾÍÊǹ㲥һ¸öarp°ü£¬È»ºórecv£¬Èç¹ûûÓÐÊý¾Ý(ÕâÀïÒªÉèÖÃÑÓʱ)£¬ÄÇô˵Ã÷Õâ¸öipÊÇ¿ÉÓõ쬷ñÔò¾Í¼ì²âÕâ¸öÊý¾ÝÊÇ·ñΪ»Ø¸´ÎÒÃÇ·¢³öµÄarpµÄÓ¦´ð°ü.Èç¹ûÊÇÔòÖ¤Ã÷ipÒѱ»Ê¹Ó㬷ñÔò¼ÌÐøµÈ´ý.
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networking/udhcp/arpping.c
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/* vi: set sw=4 ......

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±àÒëLinuxÄں˵ÄÏêϸ¹ý³Ì
1¡¢×¼±¸Ô´Âë
    ×îеÄÔ´Âë¿ÉÒÔ´Ókernel.orgÉÏ»ñÈ¡£¬È統ǰ×îа汾Ϊ2.6.31£º$ wget http://oss.ustc.edu.cn/linux-kernel/v2.6/linux-2.6.31.tar.bz2
    2¡¢½âѹԴÂ룺
    $ tar xvf linux-2.6.31.tar.bz2 -C /usr/src/ TIP£ºµ±È»£¬½âѹËõµ ......
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