/* vi: set sw=4 ts=4: */ /* * posix_fallocate() for uClibc * http://www.opengroup.org/onlinepubs/9699919799/functions/posix_fallocate.html * * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> * * Licensed under the LGPL v2.1 or later, see the file COPYING.LIB in this tarball. */ #include <sys/syscall.h> #include <fcntl.h> #include <bits/kernel-features.h> #include <stdint.h> #if defined __NR_fallocate # if __WORDSIZE == 64 /* Can use normal posix_fallocate() */ # elif __WORDSIZE == 32 int posix_fallocate64(int fd, __off64_t offset, __off64_t len) { int ret; INTERNAL_SYSCALL_DECL(err); ret = (int) (INTERNAL_SYSCALL(fallocate, err, 6, fd, 0, OFF64_HI_LO (offset), OFF64_HI_LO (len))); if (unlikely(INTERNAL_SYSCALL_ERROR_P (ret, err))) return INTERNAL_SYSCALL_ERRNO (ret, err); return 0; } # else # error your machine is neither 32 bit or 64 bit ... it must be magical # endif #endif