#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <unistd.h>
#include <fcntl.h>

int cloexec_pipe(int pipefds[2])
{
#ifdef O_CLOEXEC
	return pipe2(pipefds, O_CLOEXEC);
#else
	int ret;

	ret = pipe(pipefds);
	if (!ret) {
		fcntl(pipefds[0], F_SETFD, FD_CLOEXEC);
		fcntl(pipefds[1], F_SETFD, FD_CLOEXEC);
	}
	return ret;
#endif
}