#include <limits.h>
#include <sys/signal.h>
#include <sys/wait.h>
+#include <sys/socket.h>
#include "user.h"
#include "kern_util.h"
#include "os.h"
if (stack == 0)
return -ENOMEM;
- ret = os_pipe(fds, 1, 0);
+ ret = socketpair(AF_UNIX, SOCK_STREAM, 0, fds);
if (ret < 0) {
- printk("run_helper : pipe failed, ret = %d\n", -ret);
+ ret = -errno;
+ printk("run_helper : pipe failed, errno = %d\n", errno);
goto out_free;
}
- ret = os_set_exec_close(fds[1], 1);
+ ret = os_set_exec_close(fds[1]);
if (ret < 0) {
printk("run_helper : setting FD_CLOEXEC failed, ret = %d\n",
-ret);