Cleanup Random::die_on_error.

Signed-off-by: Stefan Westerfeld <stefan@space.twc.de>

src/random.cc

@@ -115,6 +115,17 @@ Random::operator()()
   return uint64_from_buffer (&cipher_text[0]);
 }
 
+void
+Random::die_on_error (const char *func, gcry_error_t error)
+{
+  if (error)
+    {
+      fprintf (stderr, "%s failed: %s/%s\n", func, gcry_strsource (error), gcry_strerror (error));
+
+      exit (1); /* can't recover here */
+    }
+}
+
 void
 Random::set_global_test_key (uint64_t key)
 {

src/random.hh

@@ -17,18 +17,9 @@ public:
   };
 private:
   gcry_cipher_hd_t           aes_ctr_cipher;
-
-  void
-  die_on_error (const char *func, gcry_error_t error)
-  {
-    if (error)
-      {
-        fprintf (stderr, "%s failed: %s/%s\n", func, gcry_strsource (error), gcry_strerror (error));
-
-        exit (1); /* can't recover here */
-      }
-  }
   std::vector<unsigned char> get_start_counter (uint64_t seed, Stream stream);
+
+  void die_on_error (const char *func, gcry_error_t error);
 public:
   Random (uint64_t seed, Stream stream);
   ~Random();