From: Matthew Fernandez <matthew.fernandez@gmail.com>
Date: Wed, 9 Sep 2020 03:12:17 +0000 (-0700)
Subject: use api.prefix to set HTML parser's prefix
X-Git-Tag: 2.46.0~20^2^2~80^2~2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=54c312e692ac6c30a7188d27f42d7954a25a47cd;p=graphviz

use api.prefix to set HTML parser's prefix

Related to #1806.
---

diff --git a/lib/common/htmlparse.y b/lib/common/htmlparse.y
index 0e07cf6a1..715aa91f6 100644
--- a/lib/common/htmlparse.y
+++ b/lib/common/htmlparse.y
@@ -13,6 +13,12 @@
 
 %require "3.0"
 
+  /* By default, Bison emits a parser using symbols prefixed with "yy". Graphviz
+   * contains multiple Bison-generated parsers, so we alter this prefix to avoid
+   * symbol clashes.
+   */
+%define api.prefix {html}
+
 %{
 
 #include <common/render.h>