fix range check, fix NULL check, fix plugin linkage

src/mint/taler-mint-httpd.c

@@ -474,6 +474,9 @@ main (int argc, char *const *argv)
 
     session = TMH_plugin->get_session (TMH_plugin->cls,
                                        GNUNET_YES);
+    if (NULL == session)
+      GNUNET_break (0);
+    else
       TMH_plugin->drop_temporary (TMH_plugin->cls,
                                   session);
   }

src/mint/taler-mint-httpd_db.c

@@ -613,8 +613,7 @@ TMH_DB_execute_refresh_melt (struct MHD_Connection *connection,
   int res;
   unsigned int i;
 
-  if (NULL ==
+  if (NULL == (session = TMH_plugin->get_session (TMH_plugin->cls,
-      (session = TMH_plugin->get_session (TMH_plugin->cls,
                                                   TMH_test_mode)))
   {
     GNUNET_break (0);

src/mint/taler-mint-httpd_keystate.c

@@ -211,7 +211,7 @@ reload_keys_denom_iter (void *cls,
   int res;
 
   horizon = GNUNET_TIME_relative_to_absolute (TALER_MINT_conf_duration_provide ());
-  if (GNUNET_TIME_absolute_ntoh (dki->issue.expire_spend).abs_value_us >
+  if (GNUNET_TIME_absolute_ntoh (dki->issue.start).abs_value_us >
       horizon.abs_value_us)
   {
     GNUNET_log (GNUNET_ERROR_TYPE_INFO,
@@ -235,7 +235,9 @@ reload_keys_denom_iter (void *cls,
                                    &denom_key_hash,
                                    sizeof (struct GNUNET_HashCode));
   session = TMH_plugin->get_session (TMH_plugin->cls,
-                                     GNUNET_NO);
+                                     TMH_test_mode);
+  if (NULL == session)
+    return GNUNET_SYSERR;
   /* Try to insert DKI into DB until we succeed; note that if the DB
      failure is persistent, this code may loop forever (as there is no
      sane alternative, we cannot continue without the DKI being in the

src/mintdb/Makefile.am

@@ -23,6 +23,8 @@ libtaler_plugin_mintdb_postgres_la_LIBADD = \
   $(LTLIBINTL)
 libtaler_plugin_mintdb_postgres_la_LDFLAGS = \
   $(TALER_PLUGIN_LDFLAGS) \
+  $(top_builddir)/src/pq/libtalerpq.la \
+  $(top_builddir)/src/util/libtalerutil.la \
   -lpq \
   -lgnunetutil $(XLIB)