Help - newbie playing with pipes
Hello
I have a very simple program to test pipes that gives segmentation fault and I have no idea why.
I have searched google and this forum but nothing.
Code:
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/wait.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <signal.h>
void worker(int fd_read, int fd_write, char* filename);
int main (void) {
//com_pipes pipes;
int pipes[2];
int flag = 0;
int res = -1;
int pid;
pipe(pipes);
pid = fork();
if(pid == 0)
{ // FILHOS
printf("[Filhote %d]: O pai %d pediu-me para pesquisar o ficheiro %s .\n", getpid(), getppid(), "cenas");
close(pipes[1]);
write(pipes[0], &flag, sizeof(int));
exit(0);
}
close(pipes[0]);
read(pipes[1], &res, sizeof(int));
printf("Vou procurar o %s.\n", res);
}
Thanks in advanced