From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001
From: Reinhard Tartler <siretart@tauware.de>
Date: Mon, 10 Oct 2011 17:43:39 +0200
Subject: Imported nx-X11-3.1.0-1.tar.gz

Summary: Imported nx-X11-3.1.0-1.tar.gz
Keywords:

Imported nx-X11-3.1.0-1.tar.gz
into Git repository
---
 .../Mesa/src/mesa/shader/slang/slang_preprocess.c  | 87 ++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100755 nx-X11/extras/Mesa/src/mesa/shader/slang/slang_preprocess.c

(limited to 'nx-X11/extras/Mesa/src/mesa/shader/slang/slang_preprocess.c')

diff --git a/nx-X11/extras/Mesa/src/mesa/shader/slang/slang_preprocess.c b/nx-X11/extras/Mesa/src/mesa/shader/slang/slang_preprocess.c
new file mode 100755
index 000000000..b1f62ded3
--- /dev/null
+++ b/nx-X11/extras/Mesa/src/mesa/shader/slang/slang_preprocess.c
@@ -0,0 +1,87 @@
+/*
+ * Mesa 3-D graphics library
+ * Version:  6.3
+ *
+ * Copyright (C) 2005  Brian Paul   All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+/**
+ * \file slang_preprocess.c
+ * slang preprocessor
+ * \author Michal Krol
+ */
+
+#include "imports.h"
+#include "grammar_mesa.h"
+#include "slang_compile.h"
+#include "slang_preprocess.h"
+
+static const char *slang_version_syn =
+#include "library/slang_version_syn.h"
+;
+
+int _slang_preprocess_version (const char *text, unsigned int *version, unsigned int *eaten,
+	slang_info_log *log)
+{
+	grammar id;
+	byte *prod, *I;
+	unsigned int size;
+
+	id = grammar_load_from_text ((const byte *) slang_version_syn);
+	if (id == 0)
+	{
+		char buf[1024];
+		unsigned int pos;
+		grammar_get_last_error ( (unsigned char*) buf, 1024, (int*) &pos);
+		slang_info_log_error (log, buf);
+		return 0;
+	}
+
+	if (!grammar_fast_check (id, (const byte *) text, &prod, &size, 8))
+	{
+		char buf[1024];
+		unsigned int pos;
+		grammar_get_last_error ( (unsigned char*) buf, 1024, (int*) &pos);
+		slang_info_log_error (log, buf);
+		grammar_destroy (id);
+		return 0;
+	}
+
+	grammar_destroy (id);
+
+	/* there can be multiple #version directives - grab the last one */
+	I = prod;
+	while (I < prod + size)
+	{
+		*version =
+			(unsigned int) I[0] +
+			(unsigned int) I[1] * 100;
+		*eaten =
+			((unsigned int) I[2]) +
+			((unsigned int) I[3] << 8) +
+			((unsigned int) I[4] << 16) +
+			((unsigned int) I[5] << 24);
+		I += 6;
+	}
+
+	grammar_alloc_free (prod);
+	return 1;
+}
+
-- 
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