sigextrainfosend.c

关于进程间通信的代码集锦

#include <signal.h>
#include <sys/types.h>
#include <unistd.h>
#include <sys/time.h>
int main(int argc,char** argv)
{
	pid_t pid;
	int signum;
	union sigval mysigval;
	signum=atoi(argv[1]);	
	pid=(pid_t)atoi(argv[2]);
	mysigval.sival_int=8;

	if(sigqueue(pid,signum,mysigval)==-1)
	{
		printf("send error\n");
	}
	sleep(2);

	return 0;
}