LinuxÏ c ÅжÏÒ»¸öÎļþÊÇ·ñ´æÔÚ
#include <stdio.h>
#include <unistd.h>
#define FOO "foo"
int main(void)
{
if(!access(FOO, F_OK))
{
if(!unlink(FOO))
{
}
else
{
printf("remove %s failed\n", FOO);
}
}
else
{
printf("%s not existed\n", FOO);
}
return 0;
}
Ïà¹ØÎĵµ£º
ÀýÒ»£º·¢ËÍSignaling Packet£º
Signaling CommandÊÇ2¸öBluetoothʵÌåÖ®¼äµÄL2CAP²ãÃüÁî´«Êä¡£ËùÒÔµÃSignaling CommandʹÓÃCID 0x0001.
¶à¸öCommand¿ÉÒÔÔÚÒ»¸öC-frame£¨control frame£©Öз¢ËÍ¡£
Èç¹ûÒªÖ±½Ó·¢ËÍSignaling Command.ÐèÒª½¨Á¢SOCK_RAWÀàÐ͵ÄL2CAPÁ¬½ÓSocket¡£ÕâÑù²ÅÓлú»á×Ô¼ºÌî³äCommand Code£¬Identi ......
---- ÔÚÊý¾Ý¿âµÄÓ¦Óÿª·¢ÖУ¬³£³£»áÓöµ½ÐÔÄܺʹú¼ÛµÄÖ®¼äì¶Ü¡£ÒÔ×÷ÕßÔÚ¿ª·¢¹ÉÊÐÐÐ
Çé²éѯºÍ½»Ò×ϵͳÖÐÓöµ½µÄÎÊÌâΪÀý£¬ÒªÔÚʵʱ¼Ç¼1000¶àÖ»¹ÉƱÿ·ÖÖÓ¸üÐÂÒ»´ÎµÄÐÐ
ÇéÊý¾ÝµÄͬʱ£¬ÏìÓ¦´óÁ¿²¢·¢Óû§µÄÊý¾Ý²éѯÇëÇ󡣿¼Âǵ½ÐԼ۱ȺÍÒ×ά»¤ÐÔ£¬ÏµÍ³ÓÖ
ÒªÇóÔÚ»ùÓÚPC·þÎñÆ÷£¬Windows NTƽ̨µÄÈíÓ²¼þ»·¾³ÏÂʵÏÖ¡£¿ª ......
1¡¢¼òµ¥²âÊÔʵÀý
for i in `find . -type f -name "*.c"`
do
echo $i
basename $i »ñÈ¡*.cÎļþÃû
dirname $i »ñÈ¡*.c¶ÔÓ¦µÄĿ¼Ãû
done
2¡¢Êµ¼ÊÓ¦ÓÃ
diff LinuxÔ´Â룬²¢½«Óв»Ò»ÑùµÄÔ´ÂëÕûÀíÔÚÒ»Æð£¬ÒªÇó£ºÎļþ ......
×÷Õߣº·ëÀÚ (flw10000) MAIL£ºflw10000 AT 163.com
¾¹ý½üÒ»ÖܵÄæºõ£¬°Ñ»ùÓÚlinuxµÄMIPS½»²æ±àÒë»·¾³»ù±¾´î½¨³É¹¦£¬ÕâÀï˵"»ù±¾"´î½¨³É¹¦ÊÇÒòΪ»·¾³ËäÈ»´î½¨ºÃÁË£¬¿ÉÒÔ±àÒë»ùÓڣͣɣУӵĿÉÖ´ÐÐÎļþÁË£¬µ«»¹Ã»ÓÐÔÚÕæÕýµÄ£Í£É£Ð£Ó»·¾³Ï²âÊÔ¹ý£¬»¹ÓÐÔÚ±àÒëµÄ¹ý³ÌÖгöÏÖÁËЩÎÊÌ⣬ËäÈ»½â¾öÁË£¬Ò²ÒòûÓÐÔÚÕæÕýµÄ£Í£É£ ......
LinuxµÄÒ»¸öÎüÒýÈ˵ÄÌØÐÔ¾ÍÊÇÓû§¿ÉÒÔ×ÔÐж¨ÖÆÕû¸öϵͳ£¬Äã¿ÉÊÇÔËÐÐÒ»¸öÖ»ÓÐ1MµÄ“ÃÔÄã”Linux£¬Ò²¿ÉÒÔÔËÐÐÒ»¸ö¼¸GµÄÇ¿´óLinux¡£¶øÎÞÂÛÄãÔËÐÐÔõÑùµÄLinux£¬Äã¶¼ÊÇÏÈ´ÓÒýµ¼³ÌÐò¿ªÊ¼ÔËÐеġ£¶ÔÓÚÆÕͨÓû§£¬´ó¶à¶¼ÊÇÔÚ¸öÈ˵çÄÔÉÏÔËÐÐLinuxµÄ¡£
¡¡¡¡¸öÈ˵çÄÔ£¬ÓÖ½ÐPC»ú£¬ÊÇÎÒÃdz£¼ûµÄʹÓÃIntel»òAMDµÄоƬµÄµç ......