dnl
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dnl Copyright (c) Red Hat Inc., 2008
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dnl
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dnl This program is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU General Public License as published by
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dnl the Free Software Foundation; either version 2 of the License, or
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dnl (at your option) any later version.
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dnl
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dnl This program is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
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dnl the GNU General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU General Public License
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dnl along with this program; if not, write to the Free Software
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dnl Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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dnl
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dnl Author: Masatake YAMATO <yamato@redhat.com>
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dnl Copyright (c) 2017 Petr Vorel <pvorel@suse.cz>
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dnl
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dnl
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dnl LTP_CHECK_SYSCALL_EVENTFD
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dnl ----------------------------
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dnl
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AC_DEFUN([LTP_CHECK_SYSCALL_EVENTFD], [
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AC_CHECK_HEADERS(libaio.h, [have_libaio=yes])
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AC_CHECK_LIB(aio, io_setup, [have_aio=yes])
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if test "x$have_libaio" = "xyes" -a "x$have_aio" = "xyes"; then
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AC_DEFINE(HAVE_LIBAIO, 1, [Define to 1 if you have libaio and it's headers installed.])
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AC_SUBST(AIO_LIBS, "-laio")
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AC_MSG_CHECKING([io_set_eventfd is defined in aio library or aio header])
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AC_TRY_LINK([#include <stdio.h>
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#include <libaio.h>
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],
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[io_set_eventfd(NULL, 0); return 0;],
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[AC_DEFINE(HAVE_IO_SET_EVENTFD, 1, [Define to 1 if you have `io_set_eventfd' function.])
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AC_MSG_RESULT(yes)],
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[AC_MSG_RESULT(no)])
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fi
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])
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