uclibc-ng/libc/sysdeps/linux/common/openat64.c

/*
 * openat() for uClibc
 *
 * Copyright (C) 2009 Analog Devices Inc.
 *
 * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
 */

#include <_lfs_64.h>
#include <sys/syscall.h>
#include <fcntl.h>
#include <stdarg.h>

#ifdef __NR_openat
static int __openat64(int fd, const char *file, int oflag, ...)
{
	va_list ap;
	mode_t mode;

	va_start(ap, oflag);
	mode = va_arg(ap, int);
	va_end(ap);

	return openat(fd, file, oflag | O_LARGEFILE, mode);
}
strong_alias_untyped(__openat64,openat64)
#else
/* should add emulation with open() and /proc/self/fd/ ... */
#endif