From: root <root@zesty-test.lxd>
Date: Thu, 17 Aug 2017 14:18:02 +0000 (+0000)
Subject: configure.ac: dpdk: tolerate no pkg-config
X-Git-Tag: collectd-5.8.0~105^2~2
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=af406d0146bc22afcc4453ed3aaeae45f502c639;p=collectd.git

configure.ac: dpdk: tolerate no pkg-config

Since pull request #2400 pkg-config works great for dpdk, but not if
there is no pkg-config around at all.
To fix that the PKG_CHECK_MODULES macro needs to define a valid fourth
argument, otherwise it will error out.

This closes 2404

Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
---

diff --git a/configure.ac b/configure.ac
index 13e63404..14f85acb 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2360,7 +2360,8 @@ AC_ARG_WITH([libdpdk],
 )
 
 if test "x$with_libdpdk" != "xno"; then
-  PKG_CHECK_MODULES([DPDK], [libdpdk])
+  PKG_CHECK_MODULES([DPDK], [libdpdk], [],
+		    [AC_MSG_NOTICE([no DPDK pkg-config, using defaults])])
   if test "x$LIBDPDK_CPPFLAGS" = "x"; then
     LIBDPDK_CPPFLAGS="-I/usr/include/dpdk"
   fi