diff options
Diffstat (limited to 'events/libevents.m4')
| -rw-r--r-- | events/libevents.m4 | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/events/libevents.m4 b/events/libevents.m4 new file mode 100644 index 000000000..d17da64b3 --- /dev/null +++ b/events/libevents.m4 @@ -0,0 +1,49 @@ +dnl find the events sources. This is meant to work both for +dnl standalone builds, and builds of packages using libevents +if test x"$eventsdir" = "x"; then + eventsdir="" + eventspaths="$srcdir $srcdir/../samba4/source/lib/events $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 $eventspaths]) + fi +fi + +EVENTS_OBJ="events.o events_select.o events_signal.o events_timed.o events_standard.o events_debug.o events_util.o" +AC_LIBREPLACE_NETWORK_CHECKS + +SMB_ENABLE(EVENTS_EPOLL, NO) +SMB_ENABLE(EVENTS_AIO, NO) +AC_CHECK_HEADERS(sys/epoll.h) +AC_CHECK_FUNCS(epoll_create) +if test x"$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) + + |