nativelibc/posix-io/tty-fd.c

/*	A part of the Native C Library for Windows NT
	Copyright 2007-2015 PC GO Ld.

	This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

	This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
*/

#include <unistd.h>
#include <errno.h>

static int stdout_fd = TTY_FD_DEFAULT;
static int stderr_fd = TTY_FD_DEFAULT;

int _get_stdout_fd() {
	return stdout_fd;
}

int _get_stderr_fd() {
	return stderr_fd;
}

int _set_stdout_fd(int fd) {
	if(fd == 0 || fd == 1 || fd == 2) {
		errno = EBADF;
		return -1;
	}
	stdout_fd = fd;
	return 0;
}

int _set_stderr_fd(int fd) {
	if(fd == 0 || fd == 1 || fd == 2) {
		errno = EBADF;
		return -1;
	}
	stderr_fd = fd;
	return 0;
}