From dd0a9203e3c71286836f7600e99ee826ebce7a06 Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Mon, 10 Mar 2008 07:41:53 -0600
Subject: [PATCH] fix parsing of state.texenv.color (bug 14931)

---
 src/mesa/shader/arbprogram.syn   | 4 ++--
 src/mesa/shader/arbprogram_syn.h | 2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/mesa/shader/arbprogram.syn b/src/mesa/shader/arbprogram.syn
index 1746a876c30..f3aa1ad7249 100644
--- a/src/mesa/shader/arbprogram.syn
+++ b/src/mesa/shader/arbprogram.syn
@@ -1942,10 +1942,10 @@ stateTexEnvProperty
 fragment program
     <optLegacyTexUnitNum>  ::= ""
                              | "[" <legacyTexUnitNum> "]"
-
-NOTE: <optLegaceTexUnitNum> is not optional.
 */
 optLegacyTexUnitNum
+    optLegacyTexUnitNum_1 .or .true .emit 0x00;
+optLegacyTexUnitNum_1
     lbracket_ne .and legacyTexUnitNum .and rbracket;
 
 /*
diff --git a/src/mesa/shader/arbprogram_syn.h b/src/mesa/shader/arbprogram_syn.h
index 5f3f7d6cf46..3f3ab073cf9 100644
--- a/src/mesa/shader/arbprogram_syn.h
+++ b/src/mesa/shader/arbprogram_syn.h
@@ -926,6 +926,8 @@
 "stateTexEnvProperty\n"
 " \"color\" .emit TEX_ENV_COLOR;\n"
 "optLegacyTexUnitNum\n"
+" optLegacyTexUnitNum_1 .or .true .emit 0x00;\n"
+"optLegacyTexUnitNum_1\n"
 " lbracket_ne .and legacyTexUnitNum .and rbracket;\n"
 "legacyTexUnitNum\n"
 " integer;\n"
-- 
2.30.2