From d06dac625072cad6888c9d0a77f6bd19faa5f2d9 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Thu, 2 Mar 2017 06:34:53 +0100
Subject: implement #4851 (refuse to run without wire plugin)

---
 src/exchange/taler-exchange-httpd_validation.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/exchange')

diff --git a/src/exchange/taler-exchange-httpd_validation.c b/src/exchange/taler-exchange-httpd_validation.c
index f5221feb7..541173f2a 100644
--- a/src/exchange/taler-exchange-httpd_validation.c
+++ b/src/exchange/taler-exchange-httpd_validation.c
@@ -114,6 +114,13 @@ TEH_VALIDATION_init (const struct GNUNET_CONFIGURATION_Handle *cfg)
                                  p);
   }
   GNUNET_free (wireformats);
+  if (NULL == wire_head)
+  {
+    GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR,
+                               "exchange",
+                               "wireformat");
+    return GNUNET_SYSERR;
+  }
   return GNUNET_OK;
 }
 
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