acinclude: Require libfuse only for DPDK with vhost-cuse.

DPDK with vhost-user doesn't require libfuse, so we shouldn't link OVS
with libfuse unless DPDK is built with vhost-cuse support.

CC: Rapelly, Varun <vrapelly@sonusnet.com>
Signed-off-by: Daniele Di Proietto <diproiettod@vmware.com>
Acked-by: Pravin B Shelar <pshelar@nicira.com>

diff --git a/acinclude.m4 b/acinclude.m4
index 20391ec..14907ab 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -173,7 +173,11 @@ AC_DEFUN([OVS_CHECK_DPDK], [
     DPDK_INCLUDE=$RTE_SDK/include
     DPDK_LIB_DIR=$RTE_SDK/lib
     DPDK_LIB="-lintel_dpdk"
-    DPDK_EXTRA_LIB="-lfuse"
+    DPDK_EXTRA_LIB=""
+
+    OVS_GREP_IFELSE([$RTE_SDK/include/rte_config.h], [define RTE_LIBRTE_VHOST_USER 1],
+                    [], [AC_DEFINE([VHOST_CUSE], [1], [DPDK vhost-cuse support enabled, vhost-user disabled.])
+                         DPDK_EXTRA_LIB="-lfuse"])
 
     ovs_save_CFLAGS="$CFLAGS"
     ovs_save_LDFLAGS="$LDFLAGS"
@@ -221,8 +225,6 @@ AC_DEFUN([OVS_CHECK_DPDK], [
     AC_SUBST([DPDK_vswitchd_LDFLAGS])
     AC_DEFINE([DPDK_NETDEV], [1], [System uses the DPDK module.])
 
-    OVS_GREP_IFELSE([$RTE_SDK/include/rte_config.h], [define RTE_LIBRTE_VHOST_USER 1],
-                    [], [AC_DEFINE([VHOST_CUSE], [1], [DPDK vhost-cuse support enabled, vhost-user disabled.])])
   else
     RTE_SDK=
   fi