fifo_escritor.c

/*******************************************
* Author     : Diego Cordoba / @d1cor      *
* Purpose    : juncotic.com @juncotic      *
*******************************************/

#include<stdio.h>
#include<stdlib.h>
#include<sys/types.h>
#include<sys/stat.h>
#include<unistd.h>
#include<string.h>
#include<fcntl.h>
#include<errno.h>

#define BUF_SIZE 256

int main(int argc, char** argv) {

    char *error;
    char cadena[BUF_SIZE];
    int count,i;
    int tuberia;    //file descriptor del fifo


    if((tuberia=open("/tmp/archivo_fifo",O_WRONLY))<0){
        error="open";
        goto err;
    }


    printf("ESCRITOR\tEscribiendo...%d\n",tuberia);

    count=sprintf(cadena,"ESCRITOR\thola proceso\n");
    write(tuberia,cadena,count);
    sleep(1);

    count=sprintf(cadena,"ESCRITOR\tsigo escribiendo...\n");
    write(tuberia,cadena,count);

    for(i=0;i<10;i++){
        printf("escribiendo %d\n",i);
        count=sprintf(cadena,"ESCRITOR\tescribiendo mensaje %d\n",i);
        write(tuberia,cadena,count);
        sleep(1);
    }

    close(tuberia);

    return 0;

err:
    fprintf(stderr,"%s: %d-%s\n",error,errno,strerror(errno));
    exit(1);
}


// https://tmate.io/t/ro-1c5ttPEMJsa0FZt3ej1iSWXWx