From 4d7977d636d52e6445bb7bbb4dd8e2b648020b6e Mon Sep 17 00:00:00 2001
From: Ben Pfaff <blp@nicira.com>
Date: Mon, 21 Jul 2008 15:42:31 -0700
Subject: [PATCH] Don't unnecessarily link against -lresolv and -ldl.

Eliminates warnings given by dpkg-shlibdeps when building Debian
packages.
---
 configure.ac           | 5 +++--
 controller/Makefile.am | 2 +-
 secchan/Makefile.am    | 2 +-
 switch/Makefile.am     | 2 +-
 tests/Makefile.am      | 2 +-
 utilities/Makefile.am  | 2 +-
 6 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/configure.ac b/configure.ac
index eb5f9fdd..40fe94f5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -109,8 +109,9 @@ if test "$HAVE_OPENSSL" = yes; then
 fi
 
 AC_CHECK_LIB([socket], [connect])
-AC_CHECK_LIB([resolv], [gethostbyname])
-AC_CHECK_LIB([dl], [dladdr])
+AC_SEARCH_LIBS([gethostbyname], [resolv], [RESOLVER_LIBS=-lresolv])
+AC_CHECK_LIB([dl], [dladdr], [FAULT_LIBS=-ldl])
+AC_SUBST([FAULT_LIBS])
 
 CFLAGS="$CFLAGS -Wall -Wno-sign-compare"
 
diff --git a/controller/Makefile.am b/controller/Makefile.am
index 8bc15e63..81863ff3 100644
--- a/controller/Makefile.am
+++ b/controller/Makefile.am
@@ -5,7 +5,7 @@ man_MANS = controller.8
 DISTCLEANFILES = controller.8
 
 controller_SOURCES = controller.c
-controller_LDADD = ../lib/libopenflow.a $(SSL_LIBS)
+controller_LDADD = ../lib/libopenflow.a $(FAULT_LIBS) $(SSL_LIBS)
 
 EXTRA_DIST = controller.8.in
 controller.8: controller.8.in Makefile
diff --git a/secchan/Makefile.am b/secchan/Makefile.am
index ebe3a784..bedb286b 100644
--- a/secchan/Makefile.am
+++ b/secchan/Makefile.am
@@ -9,7 +9,7 @@ man_MANS =
 endif
 
 secchan_SOURCES = secchan.c
-secchan_LDADD = ../lib/libopenflow.a $(SSL_LIBS)
+secchan_LDADD = ../lib/libopenflow.a $(FAULT_LIBS) $(SSL_LIBS)
 
 EXTRA_DIST = secchan.8.in
 DISTCLEANFILES = secchan.8
diff --git a/switch/Makefile.am b/switch/Makefile.am
index 640c83f5..164c21f3 100644
--- a/switch/Makefile.am
+++ b/switch/Makefile.am
@@ -17,7 +17,7 @@ switch_SOURCES = \
 	table-hash.c \
 	table-linear.c
 
-switch_LDADD = ../lib/libopenflow.a $(SSL_LIBS)
+switch_LDADD = ../lib/libopenflow.a $(FAULT_LIBS) $(SSL_LIBS)
 
 EXTRA_DIST = switch.8.in
 DISTCLEANFILES = switch.8
diff --git a/tests/Makefile.am b/tests/Makefile.am
index b542c40b..e63a2985 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -13,5 +13,5 @@ test_type_props_SOURCES = test-type-props.c
 
 check_PROGRAMS += test-dhcp-client
 test_dhcp_client_SOURCES = test-dhcp-client.c
-test_dhcp_client_LDADD = ../lib/libopenflow.a
+test_dhcp_client_LDADD = ../lib/libopenflow.a $(FAULT_LIBS)
 
diff --git a/utilities/Makefile.am b/utilities/Makefile.am
index 01057f3b..6202bdbe 100644
--- a/utilities/Makefile.am
+++ b/utilities/Makefile.am
@@ -11,7 +11,7 @@ dist_man_MANS = vlogconf.8 dpctl.8
 man_MANS = ofp-pki.8
 
 dpctl_SOURCES = dpctl.c
-dpctl_LDADD = ../lib/libopenflow.a $(SSL_LIBS)
+dpctl_LDADD = ../lib/libopenflow.a $(FAULT_LIBS) $(SSL_LIBS)
 
 vlogconf_SOURCES = vlogconf.c
 vlogconf_LDADD = ../lib/libopenflow.a
-- 
2.30.2