acinclude: handle dependencies for DPDK's PCAP PMD

If RTE_LIBRTE_PMD_PCAP is enabled in the DPDK build, OVS must link
the pcap library, otherwise build failures will occur.

Signed-off-by: Ciara Loftus <ciara.loftus@intel.com>
Signed-off-by: William Tu <u9012063@gmail.com>

diff --git a/acinclude.m4 b/acinclude.m4
index 0901f28702397f060094e51530ceea6433dc350d..b5b2f59e460a05119faac590502ec4a76683d0bd 100644 (file)
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -355,6 +355,10 @@ AC_DEFUN([OVS_CHECK_DPDK], [
       OVS_FIND_DEPENDENCY([get_mempolicy], [numa], [libnuma])
     ], [], [[#include <rte_config.h>]])
 
+    AC_CHECK_DECL([RTE_LIBRTE_PMD_PCAP], [
+      OVS_FIND_DEPENDENCY([pcap_dump_close], [pcap], [libpcap])
+    ], [], [[#include <rte_config.h>]])
+
     AC_CHECK_DECL([RTE_LIBRTE_VHOST_NUMA], [
       AC_DEFINE([VHOST_NUMA], [1], [NUMA Aware vHost support detected in DPDK.])
     ], [], [[#include <rte_config.h>]])