1 files changed, 7 insertions, 0 deletions

diff --git a/src/scalarproduct/scalarproduct.h b/src/scalarproduct/scalarproduct.h
index 43a866cf1..9304c0c7e 100644
--- a/src/scalarproduct/scalarproduct.h
+++ b/src/scalarproduct/scalarproduct.h
@@ -48,6 +48,13 @@ extern "C"
  */
 #define PAILLIER_ELEMENT_LENGTH (2*KEYBITS/8 +1)
 
+/**
+ * Log an error message at log-level 'level' that indicates
+ * a failure of the command 'cmd' with the message given
+ * by gcry_strerror(rc).
+ */
+#define LOG_GCRY(level, cmd, rc) do { LOG(level, _("`%s' failed at %s:%d with error: %s\n"), cmd, __FILE__, __LINE__, gcry_strerror(rc)); } while(0)
+
 ///////////////////////////////////////////////////////////////////////////////
 //                     Scalar Product Message Types
 ///////////////////////////////////////////////////////////////////////////////