From 52ea2303cf3ccb17cf981a89942fa8db1048cee4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pavel=20Tvrd=C3=ADk?= <pawel.tvrdik@gmail.cz>
Date: Wed, 7 Oct 2015 15:49:07 +0200
Subject: [PATCH] RPKI: add -ldl for bird compile for dlopen()

---
 configure.in      | 4 ++++
 tools/Makefile.in | 4 ++--
 tools/Rules.in    | 1 +
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/configure.in b/configure.in
index 41838d3b..d59fa9cc 100644
--- a/configure.in
+++ b/configure.in
@@ -262,6 +262,10 @@ if test "$enable_debug" = yes ; then
 	fi
 fi
 
+BIRD_LIBS=
+AC_CHECK_LIB(dl, dlopen, BIRD_LIBS="-ldl")
+AC_SUBST(BIRD_LIBS)
+
 CLIENT=
 CLIENT_LIBS=
 if test "$enable_client" = yes ; then
diff --git a/tools/Makefile.in b/tools/Makefile.in
index 01bb7a7c..01aca1cf 100644
--- a/tools/Makefile.in
+++ b/tools/Makefile.in
@@ -37,8 +37,8 @@ subdir: sysdep/paths.h .dir-stamp .dep-stamp
 	set -e ; for a in $(static-dirs) $(client-dirs) ; do $(MAKE) -C $$a -f $(srcdir_abs)/$$a/Makefile $@ ; done
 
 $(exedir)/bird: $(bird-dep)
-	@echo LD $(LDFLAGS) -o $@ $^ $(LIBS)
-	@$(CC) $(LDFLAGS) -o $@ $^ $(LIBS)
+	@echo LD $(LDFLAGS) -o $@ $^ $(LIBS) $(BIRD_LIBS)
+	@$(CC) $(LDFLAGS) -o $@ $^ $(LIBS) $(BIRD_LIBS)
 
 $(exedir)/birdc: $(birdc-dep)
 	@echo LD $(LDFLAGS) -o $@ $^ $(LIBS) $(CLIENT_LIBS)
diff --git a/tools/Rules.in b/tools/Rules.in
index f00c85d1..68409b9d 100644
--- a/tools/Rules.in
+++ b/tools/Rules.in
@@ -23,6 +23,7 @@ CPPFLAGS=-I$(root-rel) -I$(srcdir) @CPPFLAGS@
 CFLAGS=$(CPPFLAGS) @CFLAGS@
 LDFLAGS=@LDFLAGS@
 LIBS=@LIBS@
+BIRD_LIBS=@BIRD_LIBS@
 CLIENT_LIBS=@CLIENT_LIBS@
 CC=@CC@
 M4=@M4@