cpp: Avoid missing returns in non-void functions

* lang/cpp/src/context.cpp
  (Context::signaturePolicyURL): return nullptr on default
  (to_tofu_policy_t): add default case for unknown
* lang/cpp/src/key.cpp
  (Key::primaryFingerprint): return nullptr on default
* lang/cpp/src/tofuinfo.cpp
  (GpgME::TofuInfo::policy): add default case for unknown

Signed-off-by: Andreas Stieger <[email protected]>
Signed-off-by: Andre Heinecke <[email protected]>

1 files changed, 1 insertions, 0 deletions

diff --git a/lang/cpp/src/tofuinfo.cpp b/lang/cpp/src/tofuinfo.cpp
index bb67fc8c..e661b3b1 100644
--- a/lang/cpp/src/tofuinfo.cpp
+++ b/lang/cpp/src/tofuinfo.cpp
@@ -109,6 +109,7 @@ GpgME::TofuInfo::Policy GpgME::TofuInfo::policy() const
         case GPGME_TOFU_POLICY_ASK:
             return PolicyAsk;
         case GPGME_TOFU_POLICY_UNKNOWN:
+        default:
             return PolicyUnknown;
     }
 }