-< sleep(1);
-< in = open("tmp_fich",O_RDONLY|O_CREAT);
-< if (in == -1) {
-< perror("Cannot open tmp_fich: ");
-< exit(1);
-< }
-< while ((got = read(in,&buff,2048))>0) {
-< int w = write(1,&buff,got);
-< if (w<0) {
-< perror("Error while writing:");
-< exit(1);
-< }
-< }
-< if (got < 0) {
-< perror("Error while reading:");
-< exit(1);
-< }
-< return 0;