From 1649dd42a4877f3f5d6b12c5559f434abcf4f295 Mon Sep 17 00:00:00 2001
From: Robert Swiecki <robert@swiecki.net>
Date: Fri, 26 May 2017 01:22:29 +0200
Subject: [PATCH] Makefile: use pkg-config for nl3-route and protobuf-c

---
 Makefile | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index 9afa79e..6d8308a 100644
--- a/Makefile
+++ b/Makefile
@@ -38,10 +38,20 @@ ifdef DEBUG
 endif
 
 USE_NL3 ?= yes
-ifeq ("$(wildcard /usr/include/libnl3/netlink/route/link/macvlan.h)","/usr/include/libnl3/netlink/route/link/macvlan.h")
 ifeq ($(USE_NL3), yes)
-	CFLAGS += -DNSJAIL_NL3_WITH_MACVLAN -I/usr/include/libnl3
-	LDFLAGS += -lnl-3 -lnl-route-3
+NL3_EXISTS := $(shell pkg-config --exists libnl-route-3.0 && echo yes)
+ifeq ($(NL3_EXISTS), yes)
+	CFLAGS += -DNSJAIL_NL3_WITH_MACVLAN $(shell pkg-config --cflags libnl-route-3.0)
+	LDFLAGS += $(shell pkg-config --libs libnl-route-3.0)
+endif
+endif
+
+USE_PROTOBUFC ?= yes
+ifeq ($(USE_PROTOBUFC), yes)
+PROTOBUFC_EXISTS := $(shell pkg-config --exists libprotobuf-c && echo yes)
+ifeq ($(PROTOBUFC_EXISTS), yes)
+	CFLAGS += $(shell pkg-config --cflags libprotobuf-c)
+	LDFLAGS += $(shell pkg-config --libs libprotobuf-c)
 endif
 endif