| dnl SPDX-License-Identifier: GPL-2.0-or-later |
| dnl Copyright (c) Red Hat Inc., 2008 |
| dnl Copyright (c) 2017-2022 Petr Vorel <pvorel@suse.cz> |
| dnl Author: Masatake YAMATO <yamato@redhat.com> |
| |
| AC_DEFUN([LTP_CHECK_SYSCALL_EVENTFD], [ |
| AC_CHECK_HEADERS(libaio.h, [have_libaio=yes]) |
| AC_CHECK_LIB(aio, io_setup, [have_aio=yes]) |
| |
| if test "x$have_libaio" = "xyes" -a "x$have_aio" = "xyes"; then |
| AC_DEFINE(HAVE_LIBAIO, 1, [Define to 1 if you have libaio and it's headers installed.]) |
| AC_SUBST(AIO_LIBS, "-laio") |
| |
| AC_MSG_CHECKING([io_set_eventfd is defined in aio library or aio header]) |
| AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h> |
| #include <libaio.h> |
| ]], |
| [[io_set_eventfd(NULL, 0); return 0;]])], |
| [AC_DEFINE(HAVE_IO_SET_EVENTFD, 1, [Define to 1 if you have `io_set_eventfd' function.]) |
| AC_MSG_RESULT(yes)], |
| [AC_MSG_RESULT(no)]) |
| fi |
| ]) |
