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#include <stdio.h>
#include <wchar.h>
#include <locale.h>
int main()
{
#ifdef _WIN32
  setlocale(LC_ALL, "chs");
#else
  setlocale(LC_ALL, "zh_CN.UTF-8");
#endif
  wchar_t KZg[] = {0x6211, 0};
  char buf[10] = {0};
  wcstombs(buf,KZg,10);
  printf("_%s_\n",buf);
}
wchar_t ÔÚlinuxÉÏÊÇ4¸ö×Ö½Ú, ÔÚwin32ÉÏÊÇ2¸ö×Ö½Ú, MinGWÒ²ÊÇ2¸ö×Ö½Ú.
Ò»°ã»á½ÚÊ¡¿Õ¼äʹÓÃutf-16.
#ifdef _WIN32
  typedef wchar_t uchar;
#else
  typedef unsigned short uchar; // ¾Í²»ÄÜʹÓÃstring.hÌṩµÄ¿í×Ö·û´®·½·¨ÁË.
#endif
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linuxϵͳÏÂrpm°üµÄ°²×°¡¢É¾³ý¡¢Ð§Ñé¡¢²éѯ

 µãÆÀ£º°²×°Èí¼þ°ü rpm  -i °üÈ«Ãû ɾ³ý rpm -e name(²»ÊǰüÃû) ²ÎÊý -ivh »ñµÃÒ»¸öÏêϸµÄ°²×°½ø³Ì --nodeps ºöÂÔÒÀÀµ¹ØÏµ --force Ç¿ÖÆ°²×° -U °üÃû:Éý¼¶°²×° -F ¸üв»¹ÜÊÇʲôֱ½Ó¸²¸Ç --replacepkgsÕâÑù RPM ½«ºöÂԸôíÎóÐÅÏ¢ -vih --repla
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rpm  -i °üÈ ......

Linux kernel development Chapter2 ½ø³Ì¹ÜÀí

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  1.1 thread_info½á¹¹£¬ÔÚÎļþ<asm/thread_info.h>Öж¨Òå
      struct thread_info {
           struct task_struct *task;
           struct exec ......

Linux jffs2 ʹÓÃ×ܽá

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3.±¸×¢
1.ÔÚLinuxÆô¶¯½Å±¾ÖÐÖÆ×÷jffs2
 ¾ßÌå²Ù×÷²½Ö裺
 sysinitÖÐ:
 
echo “Make jffs2 filesystem:”
erase /dev/mtd5
cd /tmp
echo “test” > test.txt
mkfs.jffs2 –d /tmp > /dev/mtdblock5
&nbs ......

linuxϱØÐëÕÆÎÕµÄÃüÁî

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30 21* * * /apps/bin/cleanup.sh
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