TetaTricks/code/fifo-tx.c

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/*** named pipe --- transmiter ***/
#include <stdio.h>
#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
#include <fcntl.h>
#include "my-fifo.h"
int main(int argc, char *argv[])
{
int fifo;
Message message;
if (argc!=2) exit(1);
if (-1==(fifo = open(argv[1], O_WRONLY))) {
perror("open fifo for wr");
exit(1);
}
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memset(&message, 0, sizeof(Message));
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message.pid = getpid();
message.timestamp = dtime();
write(fifo, &message, sizeof(Message));
close(fifo);
return 0;
}