From 7482ef6bfadc5bd22ca84a642f5696e4e977555b Mon Sep 17 00:00:00 2001
From: Guus Sliepen <guus@meshlink.io>
Date: Sun, 18 Nov 2018 15:15:13 +0100
Subject: [PATCH] Add autoconf checks for LXC and cmocka.

If LXC or cmocka are not installed, don't build the blackbox test suite.
---
 configure.ac                                 | 5 +++++
 test/Makefile.am                             | 2 ++
 test/blackbox/run_blackbox_tests/Makefile.am | 4 ++--
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index ed193cd4..275bf5f1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -91,6 +91,11 @@ AS_IF([test "x$enable_utcp_debug" = "xyes"],
   ]
 );
 
+dnl Blackbox test suite
+PKG_CHECK_MODULES([CMOCKA], [cmocka >= 1.1.0], [cmocka=true], [cmocka=false])
+PKG_CHECK_MODULES([LXC], [lxc >= 2.0.0], [lxc=true], [lxc=false])
+AM_CONDITIONAL(BLACKBOX_TESTS, test "$cmocka" = true -a "$lxc" = true)
+
 dnl Install test binaries
 AC_ARG_ENABLE([install_tests],
   [AS_HELP_STRING([--enable-install-tests], [include test binaries in installation])],
diff --git a/test/Makefile.am b/test/Makefile.am
index 77fd5ef1..dce37476 100644
--- a/test/Makefile.am
+++ b/test/Makefile.am
@@ -10,7 +10,9 @@ TESTS = \
 	sign-verify.test \
 	trio.test
 
+if BLACKBOX_TESTS
 SUBDIRS = blackbox
+endif
 
 dist_check_SCRIPTS = $(TESTS)
 
diff --git a/test/blackbox/run_blackbox_tests/Makefile.am b/test/blackbox/run_blackbox_tests/Makefile.am
index 5b6877df..f5691ea4 100644
--- a/test/blackbox/run_blackbox_tests/Makefile.am
+++ b/test/blackbox/run_blackbox_tests/Makefile.am
@@ -47,6 +47,6 @@ run_blackbox_tests_SOURCES = \
 	test_cases_channel_shutdown.c \
 	test_cases_channel_conn.c
 
-run_blackbox_tests_LDADD = ../../../src/libmeshlink.la -llxc -lcmocka
-run_blackbox_tests_CFLAGS = -D_GNU_SOURCE
+run_blackbox_tests_LDADD = ../../../src/libmeshlink.la $(LXC_LIBS) $(CMOCKA_LIBS)
+run_blackbox_tests_CFLAGS = -D_GNU_SOURCE $(LXC_CFLAGS) $(CMOCKA_CFLAGS)
 
-- 
2.39.5