grn_ts: output an error message if error details are not available

GitHub: #412
groonga · Oct 5, 2015 · 028b302 · 028b302
1 parent 1328c64
commit 028b302
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/lib/ts.c b/lib/ts.c
@@ -7041,6 +7041,14 @@ grn_ts_select(grn_ctx *ctx, grn_obj *table,
   if (records) {
     GRN_FREE(records);
   }
+  if (rc != GRN_SUCCESS) {
+    GRN_BULK_REWIND(ctx->impl->outbuf);
+    if ((ctx->rc == GRN_SUCCESS) || !ctx->errbuf[0]) {
+      ERR(rc, "error message is missing");
+    } else if (ctx->errlvl < GRN_LOG_ERROR) {
+      ctx->errlvl = GRN_LOG_ERROR;
+    }
+  }
   return rc;
 }