linuxϸÃÈçºÎÈ¡ÏûÓÃsetitimerÉèÖõĶ¨Ê±Æ÷ÄØ£¿
void init_sigaction(void)
{
struct sigaction tact;
tact.sa_handler = drawFrame_proc;
tact.sa_flags = 0;
sigemptyset(&tact.sa_mask);
sigaction(SIGALRM, &tact, NULL);
}
void init_time()
{
struct itimerval value;
value.it_value.tv_sec = 0;
value.it_value.tv_usec = 40000;
value.it_interval = value.it_value;
setitimer(ITIMER_REAL, &value, NULL);
}
ÇëÎʸÃÈçºÎÈ¡ÏûÓÃsetitimerÉèÖõĶ¨Ê±Æ÷ÄØ¡£Ð»Ð»£¡
ÓÐûÓÐÀàËÆwindowsÏÂkilltimer»òÕßstoptimerÖ®ÀàµÄAPI°¡£¿Ð»Ð»£¡
Ïà¹ØÎÊ´ð£º
ÓÐʲôºÃµÄLinux½Ì³ÌÂð£¿
СµÜл¹ý~
[ÎÊÌâµãÊý:0·Ö]
google
¾Ý˵Äñ¸çµÄ˽·¿²Ë²»´í¡£
Äñ¸çµÄLinux˽·¿²Ë
¸ü¶àµÄÔÙÕâÉÏÃæÈ¥ËÑË÷һϺÜLIUNXÊé¼®»¹²»´í
ÒýÓÃ
google
Õý½â
Äñ¸çµÄLinux˽·¿²Ë ......
linux ÏÂusbÉ豸£¬ÔÚrootȨÏÞÏ£¬É豸¿ÉÒÔÕý³£ÕÒµ½Çý¶¯£¬
µ«ÔÚÆÕͨÓû§ÏÂÕÒ²»µ½É豸Çý¶¯£¬²»ÖªµÀÊÇʲôÔÒò£¿Çë¸ßÊÖÖ¸½Ì
Ó¦¸ÃÊÇrootΪÁË·ÀÖ¹ÆÕͨÓû§ÆÆ»µ°É£¬ËùÒÔ¼Ó¸öȨÏÞ¡£¡£¡£ÎҵľÍÊÇ
ȨÏÞÎÊÌâ rootÊdz¬¼¶Óà ......
linux ÏÂusbÉ豸£¬ÔÚrootȨÏÞÏ£¬É豸¿ÉÒÔÕý³£ÕÒµ½Çý¶¯£¬
µ«ÔÚÆÕͨÓû§ÏÂÕÒ²»µ½É豸Çý¶¯£¬
ÔõÑù²Å¿ÉÒÔÔÚÆÕͨÓû§ÏÂʹÓÃusbÉ豸£¿
Çë¸ßÊÖÖ¸½Ì
°ï¶¥Ï¡¢
ûÓöµ½¹ý£¬ÎÒÓõÄfedoraÆÕͨÓû§Ä¬ÈϵÄÒ²ÄÜÓðɣ ......
±¾À´Ã»ÎÊÌâµÄ£¬µ«ÊÇÏÖÔÚ²»¹ÜÓÃʲô¹¤¾ßÁ¬Êý¾Ý¿â¶¼ºÜÂý£¬ÒòΪºóÀ´·þÎñÆ÷Öжà¼ÓÁË¿éÍø¿¨£¬¶øÊý¾Ý¿â¼àÌýÉèÖõϹÊÇ·þÎñÆ÷Ãû£¬ÎÒÏë»á²»»áÊÇÕâ¸öÎÊÌ⣬Çë½Ì¸ßÊÖ£¬²¢Ñ¯Îʽâ¾ö·½·¨£¡Ð»Ð»
×Ô¼ºÏȶ¥ÏÂ
°Ñºó¼ÓµÄÍø¿¨ÄõôÔÚ ......
½«ËùÒª·¢Ë͵Ätcp°ü·ÅÔÚ·¢ËͶÓÁÐÖУ¬Èç¹ûÔÚ15ÃëÄÚûÊÕµ½ACK£¬¾ÍÖØ·¢£¬ÏëÇëÎÊ´ó¼Ò£¬ÕâÑùÊDz»ÊÇÒª¶Ôÿ¸öTCP°ü¼Ó¶¨Ê±Æ÷°¢£¬³ýÁËÓÃalarm,»¹ÄÜÓÃʲôÁË£¿
Äã¸ãÓ¦Óõϰ²»ÐèÒª¹ØÐÄtcpÐÒéÕ»ÊÇÔõô´¦ÀíµÄ°¡
tcpÐÒéÕ»ÓÐÖØ· ......