_find_prefix: Exit when given an invalid prefix name.

This will be a nice safety check for internal sanity.

diff --git a/message.cc b/message.cc
index c5a6273fdea65bd2e3a5ee41f2e57bd1b6882efc..b304a22e73c2c3051665136abc3f3e25ff00d073 100644 (file)
--- a/message.cc
+++ b/message.cc
@@ -99,6 +99,9 @@ _find_prefix (const char *name)
        if (strcmp (name, BOOLEAN_PREFIX[i].name) == 0)
            return BOOLEAN_PREFIX[i].prefix;
 
+    fprintf (stderr, "Internal error: No prefix exists for '%s'\n", name);
+    exit (1);
+
     return "";
 }