Linux ÅжϻúÆ÷µÄ×Ö½Ú˳Ðò
#include <fcntl.h>
int main(void)
{
typedef union un{
short s;
char c[sizeof(short)];
}un;
un myun;
myun.s = 0x0102;
if(sizeof(short) == 2){
if(myun.c[0] == 1 && myun.c[1] == 2)
printf("big-endian\r\n");
else if(myun.c[0] == 2 && myun.c[1] == 1)
printf("little-endian\r\n");
else
printf("unkown\r\n");
}
return 0;
}
Õª×Ô¡¶Unix ÍøÂç±à³Ì¡·
Ïà¹ØÎĵµ£º
Linux»·¾³½ø³Ì¼äͨÐÅ£¨Ò»£©
¹ÜµÀ¼°ÓÐÃû¹ÜµÀ
Ö£ÑåÐË (mlinux@163.com)¹ú·À¿Æ´ó¼ÆËã»úѧԺ
2002 Äê 12 ÔÂ 11 ÈÕ
ÔÚ±¾ÏµÁÐÐòÖÐ×÷Õ߸ÅÊöÁË linux ½ø³Ì¼äͨÐŵļ¸ÖÖÖ÷ÒªÊֶΡ£ÆäÖйܵÀºÍÓÐÃû¹ÜµÀÊÇ×îÔçµÄ½ø³Ì¼äͨÐÅ»úÖÆÖ®Ò»£¬¹ÜµÀ¿ÉÓÃÓÚ¾ßÓÐÇ×Ôµ¹ØÏµ½ø³Ì¼äµÄͨÐÅ£¬ÓÐÃû¹ÜµÀ¿Ë·þÁ˹ܵÀûÓÐÃû×ÖµÄÏÞÖÆ£¬Òò´Ë£¬³ý¾ßÓйܵ ......
administer@administer-laptop:~/tem/tt$ cat hello.asm
[section .data]
strHello db "Hello, world!",0Ah
STRLEN equ $-strHello
[section .text]
global _start
_start:
mov edx,STRLEN
mov ecx,strHello
mov ebx,1
mov eax,4
int 0x80
mov  ......
cat ÊÇÒ»¸öÎı¾Îļþ²é¿´ºÍÁ¬½Ó¹¤¾ß¡£²é¿´Ò»¸öÎļþµÄÄÚÈÝ£¬ÓÃcat±È½Ï¼òµ¥£¬¾ÍÊÇcat ºóÃæÖ±½Ó½ÓÎļþÃû¡£
±ÈÈ磺
[root@localhost ~]# cat /etc/fstab
ΪÁ˱ãÓÚÐÂÊÖµÜÐÖÁé»îÕÆÎÕÕâ¸ö¹¤¾ß£¬ÎÒÃǶà˵һµã³£ÓõIJÎÊý£»
1.0 cat Óï·¨½á¹¹£»
cat [Ñ¡Ïî] [Îļþ]...
Ñ¡Ïî
-A, --show-all &nbs ......
http://www.softhouse.com.cn/linux/knowledge/tech/7320.html
......
µ±ÄÚºËÐèÒªµÈ´ýÒ»¸ö±È½Ï¶ÌµÄʱ¼ä¼ä¸ôʱ£¬±È·½Ëµ£ºÓÐʱºòÉ豸Çý¶¯Æ÷»áµÈ´ýÔ¤Ïȶ¨ÒåµÄÈô¸É¸ö΢ÃîµÄʱ¼äÖ±µ½Ó²¼þÍê³ÉijЩ²Ù×÷¡£ÓÉÓÚ¶¯Ì¬¶¨Ê±Æ÷ͨ³£ÓкܴóµÄÉèÖÿªÏúºÍÒ»¸öÏ൱´óµÄ×îСµÈ´ýʱ¼ä£¨1ms£©£¬ËùÒÔÉ豸Çý¶¯Æ÷ʹÓÃËü»áºÜ²»·½±ã¡£
ÔÚÕâЩÇé¿öÏ£¬ÄÚºËʹÓÃudelay£¨£©ºÍndelay£¨£©º¯Êý£ºÇ°Õß½ÓÊÕÒ»¸ö΢Ãî¼¶µÄʱ¼ä¼ä¸ô×÷Î ......