From f1a202396195009461bb59552bc90a03055c3ff0 Mon Sep 17 00:00:00 2001
From: Orivej Desh <orivej@gmx.fr>
Date: Mon, 21 May 2018 02:32:18 +0000
Subject: dpdk: support static/shared build mode switch

The default is false because upstream default is false (for performance).
---
 pkgs/os-specific/linux/dpdk/default.nix | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

(limited to 'pkgs/os-specific/linux')

diff --git a/pkgs/os-specific/linux/dpdk/default.nix b/pkgs/os-specific/linux/dpdk/default.nix
index 78b11c7b18f1..b4c4af8c2e21 100644
--- a/pkgs/os-specific/linux/dpdk/default.nix
+++ b/pkgs/os-specific/linux/dpdk/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, lib, kernel, fetchurl, pkgconfig, numactl }:
+{ stdenv, lib, kernel, fetchurl, pkgconfig, numactl, shared ? false }:
 
 let
 
@@ -25,9 +25,14 @@ in stdenv.mkDerivation rec {
   NIX_CFLAGS_COMPILE = [ "-msse3" ];
   hardeningDisable = [ "pic" ];
 
-  postPatch = lib.optionalString (!mod) ''
-    # Do not build kernel modules.
+  postPatch = ''
     cat >>config/defconfig_$RTE_TARGET <<EOF
+# Build static or shared libraries.
+CONFIG_RTE_BUILD_SHARED_LIB=${if shared then "y" else "n"}
+EOF
+  '' + lib.optionalString (!mod) ''
+    cat >>config/defconfig_$RTE_TARGET <<EOF
+# Do not build kernel modules.
 CONFIG_RTE_EAL_IGB_UIO=n
 CONFIG_RTE_KNI_KMOD=n
 EOF
-- 
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