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dnl find the events sources. This is meant to work both for
dnl standalone builds, and builds of packages using libevents
eventsdir=""
eventspaths="$srcdir $srcdir/lib/events $srcdir/events $srcdir/../events"
for d in $eventspaths; do
if test -f "$d/events.c"; then
eventsdir="$d"
AC_SUBST(eventsdir)
break;
fi
done
if test x"$eventsdir" = "x"; then
AC_MSG_ERROR([cannot find libevents source in $eventspaths])
fi
EVENTS_OBJ="events.o events_select.o events_signal.o events_timed.o events_standard.o events_debug.o events_util.o"
SMB_ENABLE(EVENTS_EPOLL, NO)
SMB_ENABLE(EVENTS_AIO, NO)
AC_CHECK_HEADERS(sys/epoll.h)
AC_CHECK_FUNCS(epoll_create)
if test x"$ac_cv_header_sys_epoll_h" = x"yes" -a x"$ac_cv_func_epoll_create" = x"yes"; then
EVENTS_OBJ="$EVENTS_OBJ events_epoll.o"
SMB_ENABLE(EVENTS_EPOLL,YES)
AC_DEFINE(HAVE_EVENTS_EPOLL, 1, [Whether epoll available])
# check for native Linux AIO interface
AC_CHECK_HEADERS(libaio.h)
AC_CHECK_LIB_EXT(aio, AIO_LIBS, io_getevents)
if test x"$ac_cv_header_libaio_h" = x"yes" -a x"$ac_cv_lib_ext_aio_io_getevents" = x"yes";then
EVENTS_OBJ="$EVENTS_OBJ events_aio.o"
SMB_ENABLE(EVENTS_AIO,YES)
AC_DEFINE(HAVE_LINUX_AIO, 1, [Whether Linux AIO is available])
fi
fi
AC_SUBST(EVENTS_OBJ)
SMB_EXT_LIB(LIBAIO_LINUX, $AIO_LIBS)
EVENTS_CFLAGS="-I$eventsdir"
AC_SUBST(EVENTS_CFLAGS)
EVENTS_LIBS=""
AC_SUBST(EVENTS_LIBS)
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