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Linux FIFO´úÂëÎÊÌâ - Linux/UnixÉçÇø / ³ÌÐò¿ª·¢Çø

/*speak.c*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#define FIFO_NAME "american_maid"
int main(void)
{
char s[300];
int num, fd;
mknod(FIFO_NAME, S_IFIFO | 0666, 0);
printf("waiting for readers...\n");
fd = open(FIFO_NAME, O_WRONLY);
printf("got a reader--type some stuff\n");
while (gets(s), !feof(stdin)) {
if ((num = write(fd, s, strlen(s))) == -1)
perror("write");
else
printf("speak: wrote %d bytes\n", num);
}
return 0;
}

/*tick.c*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#define FIFO_NAME "american_maid"
int main(void)
{
char s[300];
int num, fd;
mknod(FIFO_NAME, S_IFIFO | 0666, 0);
printf("waiting for writers...\n");
fd = open(FIFO_NAME, O_RDONLY);
printf("got a writer\n");
do {
if ((num = read(fd, s, 300)) == -1)
perror("read");
else {
s[num] = '\0';
printf("tick: read %d bytes: \"%s\"\n&


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linux»·¾³ÏÂgethostbynameº¯ÊýÎÊÌâ - C/C++ / CÓïÑÔ

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  struct hostent *hp; 
char AlarmDevIP[20];  
  int x2;

hp = gethostbyname("www.google.com");
if (hp)
{ ......

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int main()
{
//ÕâÖÖ·½·¨¿ÉÒÔµ¥¶À²Ù×÷Êý×éÖеÄÒ»¸ö
int a[10];
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linux Ïß³ÌÎÊÌâ - C/C++ / CÓïÑÔ

ÎÒÓà pthread_create ´´½¨Ò»¸öỊ̈߳¬»ñµÃÏØ³ÇµÄid;
idÊÇÈ«¾Ö±äÁ¿£¬ÎÒÏëÖÐÆäËûº¯ÊýÖÐÏû³ýÕâ¸öº¯Êý£¬ÇëÎÊÓ¦¸ÃÔõô×ö£¿
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void main()
{
pthread_t id;
_create(); //´´½¨Ï ......
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