From 3aad1243de81f4fa87d3d67a5c4c6f0385bd0ac7 Mon Sep 17 00:00:00 2001
From: Ingo Schwarze <schwarze@openbsd.org>
Date: Thu, 29 Jun 2017 16:31:15 +0000
Subject: Skip whitespace at the beginning of eqn(7) nodes, in particular ~ and
 ^ that misrendered; found by bentley@ in glCopyTexSubImage1D(3); also
 affected glAccum(3), glClipPlane(3), glDrawPixels(3), glEvalMesh(3), and
 others.

---
 eqn.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'eqn.c')

diff --git a/eqn.c b/eqn.c
index 9c01551c..59972171 100644
--- a/eqn.c
+++ b/eqn.c
@@ -1,4 +1,4 @@
-/*	$Id: eqn.c,v 1.71 2017/06/26 20:09:04 schwarze Exp $ */
+/*	$Id: eqn.c,v 1.72 2017/06/29 16:31:15 schwarze Exp $ */
 /*
  * Copyright (c) 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwarze@openbsd.org>
@@ -683,7 +683,7 @@ eqn_parse(struct eqn_node *ep, struct eqn_box *parent)
 	if (ep->data == NULL)
 		return ROFF_IGN;
 
-	ep->start = ep->end = ep->data;
+	ep->start = ep->end = ep->data + strspn(ep->data, " ^~");
 
 next_tok:
 	tok = eqn_next(ep, MODE_TOK);
-- 
cgit v1.2.3-56-ge451