third_party: Only link cmocka against librt if really needed

cmocka also uses clock_gettime().

BUG: https://bugzilla.samba.org/show_bug.cgi?id=14140

Signed-off-by: Andreas Schneider <asn@samba.org>
Signed-off-by: Isaac Boukris <iboukris@gmail.com>
Pair-Programmed-With: Isaac Boukris <iboukris@gmail.com>
Reviewed-by: Matthias Dieter Wallnöfer <mdw@samba.org>
Reviewed-by: Alexander Bokovoy <ab@samba.org>

diff --git a/third_party/cmocka/wscript b/third_party/cmocka/wscript
index 9ebdd7cfbe9a5a8a9097142754ddeec22d2ffb44..3c2ad50801a1c06404651131449fc84a1dd60209 100644 (file)
--- a/third_party/cmocka/wscript
+++ b/third_party/cmocka/wscript
@@ -12,8 +12,13 @@ def build(bld):
     if bld.CONFIG_SET('USING_SYSTEM_CMOCKA'):
         return
 
+    extra_libs=''
+
+    # Link to librt if needed for clock_gettime()
+    if bld.CONFIG_SET('HAVE_LIBRT'): extra_libs += ' rt'
+
     bld.SAMBA_LIBRARY('cmocka',
                       source='cmocka.c',
-                      deps='rt',
+                      deps=extra_libs,
                       allow_warnings=True,
                       private_library=True)