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#include <sys/types.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <fcntl.h>
#include <unistd.h>
^int main(int argc, char *argv[])
{
^int fd;
^int p[2];
^char buf[16];
^int k,i,stat;
^if (argc !=2)
{
^printf("Syntax error!
");
^exit(-1);
}
^pipe(p);
^if(fork() == 0)
{
/* proces consumator */
^close(p[1]);
^while(1)
{
^k=read(p[0],buf,16);
^if (k==0) break;
^for(i=0;i<k;i++) printf("[procent]02X ",buf[i]);
^printf("
");
}
^printf("exit consumator...
");
^exit(0);
}
/* proces producator */
^close(p[0]);
^fd=open(argv[1],O_RDONLY);
^while((k=read(fd,buf,16)) > 0)
{
^write(p[1],buf,k);
}
^printf("exit producator...
");
^exit(0);
}