/* vi: set sw=4 ts=4: */ /* * readv() for uClibc * * Copyright (C) 2006 by Steven J. Hill <sjhill@realitydiluted.com> * Copyright (C) 2000-2004 by Erik Andersen <andersen@codepoet.org> * * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. */ #include <sys/syscall.h> #include <sys/uio.h> #include <cancel.h> /* We should deal with kernel which have a smaller UIO_FASTIOV as well as a very big count. */ static ssize_t __NC(readv)(int fd, const struct iovec *vector, int count) { ssize_t bytes_read = INLINE_SYSCALL(readv, 3, fd, vector, count); if (bytes_read >= 0 || errno != EINVAL || count <= UIO_FASTIOV) return bytes_read; /* glibc tries again, but we do not. */ /* return __atomic_readv_replacement (fd, vector, count); */ return -1; } CANCELLABLE_SYSCALL(ssize_t, readv, (int fd, const struct iovec *vector, int count), (fd, vector, count))