namedpipa 2stronna

#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <pthread.h>
#include <fcntl.h>

void* thinput(void* input)
{
	char b;
	while (1)
	{
		read((int)input,&b,1);
		write(0,&b,1);
	}
}

void* thoutput(void* output)
{
	char b;
	while (1)
	{
		read(1,&b,1);
		write((int)output,&b,1);
	}
}

int main(int argc, char** argv)
{
	int fdin[2],fdout[2];

	if (argc==2) //xterm child
	{
		int output=open("pipa.in",O_WRONLY);//atoi(argv[1]);
		int input=open("pipa.out",O_RDONLY);//atoi(argv[2]);
		printf("input: %d | output: %d\n",input,output);
		pthread_t t1,t2;

		pthread_create(&t1,NULL,&thoutput,(void*)output);
		pthread_create(&t1,NULL,&thinput,(void*)input);
		while (1);
	}

	//pipe(fdin);
	//pipe(fdout);

	if (fork()>0) //parent
	{
		fdin[0]=open("pipa.in",O_RDONLY);
		fdout[1]=open("pipa.out",O_WRONLY);
		printf("pt:R:%d W:%d | R:%d W:%d\n",fdin[0],fdin[1],fdout[0],fdout[1]);
		pthread_t t1,t2;
		pthread_create(&t1,NULL,thinput,(void*)fdin[0]);
		pthread_create(&t1,NULL,thoutput,(void*)fdout[1]);
		while (1);
	}
	else //child
	{
		char argbuf[30],buf2[30];
		//sprintf(argbuf,"%d",fdin[1]);
		//sprintf(buf2,"%d",fdout[0]);
		execlp("/usr/bin/xterm","xterm","-e",argv[0],"child"/*,argbuf,buf2*/,(char*)0);
	}
}