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authormarha <marha@users.sourceforge.net>2010-11-29 22:05:53 +0000
committermarha <marha@users.sourceforge.net>2010-11-29 22:05:53 +0000
commitfed109d6a33c0871291d1bb2f3f6b7a3d1a3e9d7 (patch)
treefa1ba494685a71e28a096990a8707680c7cb378b /mesalib/src/glsl/pp/sl_pp_extension.c
parentae340911c1ba1f98b418bd8f1a487fa4d79491b0 (diff)
parent6fda93be42ace9eeab0e82ceebb6798961c9105c (diff)
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svn merge ^/branches/released .
Diffstat (limited to 'mesalib/src/glsl/pp/sl_pp_extension.c')
-rw-r--r--mesalib/src/glsl/pp/sl_pp_extension.c178
1 files changed, 0 insertions, 178 deletions
diff --git a/mesalib/src/glsl/pp/sl_pp_extension.c b/mesalib/src/glsl/pp/sl_pp_extension.c
deleted file mode 100644
index d119677c2..000000000
--- a/mesalib/src/glsl/pp/sl_pp_extension.c
+++ /dev/null
@@ -1,178 +0,0 @@
-/**************************************************************************
- *
- * Copyright 2009 VMware, Inc.
- * 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, sub license, 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 (including the
- * next paragraph) 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 NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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.
- *
- **************************************************************************/
-
-#include <stdlib.h>
-#include <string.h>
-#include "sl_pp_context.h"
-#include "sl_pp_process.h"
-#include "sl_pp_public.h"
-
-
-/**
- * Declare an extension to the preprocessor. This tells the preprocessor
- * which extensions are supported by Mesa.
- * The shader still needs to have a "#extension name: behavior" line to enable
- * the extension.
- */
-int
-sl_pp_context_add_extension(struct sl_pp_context *context,
- const char *name)
-{
- struct sl_pp_extension ext;
-
- if (context->num_extensions == SL_PP_MAX_EXTENSIONS) {
- return -1;
- }
-
- ext.name = sl_pp_context_add_unique_str(context, name);
- if (ext.name == -1) {
- return -1;
- }
-
- context->extensions[context->num_extensions++] = ext;
-
- assert(context->num_extensions <= sizeof(context->extensions));
-
- return 0;
-}
-
-
-/**
- * Process a "#extension name: behavior" directive.
- */
-int
-sl_pp_process_extension(struct sl_pp_context *context,
- const struct sl_pp_token_info *input,
- unsigned int first,
- unsigned int last,
- struct sl_pp_process_state *state)
-{
- int extension_name = -1;
- int behavior = -1;
- struct sl_pp_token_info out;
-
- /* Grab the extension name. */
- if (first < last && input[first].token == SL_PP_IDENTIFIER) {
- extension_name = input[first].data.identifier;
- first++;
- }
- if (extension_name == -1) {
- strcpy(context->error_msg, "expected identifier after `#extension'");
- return -1;
- }
-
- /* Make sure the extension is supported. */
- if (extension_name == context->dict.all) {
- out.data.extension = extension_name;
- } else {
- unsigned int i;
-
- out.data.extension = -1;
- for (i = 0; i < context->num_extensions; i++) {
- if (extension_name == context->extensions[i].name) {
- out.data.extension = extension_name;
- break;
- }
- }
- }
-
- /* Grab the colon separating the extension name and behavior. */
- while (first < last && input[first].token == SL_PP_WHITESPACE) {
- first++;
- }
- if (first < last && input[first].token == SL_PP_COLON) {
- first++;
- } else {
- strcpy(context->error_msg, "expected `:' after extension name");
- return -1;
- }
- while (first < last && input[first].token == SL_PP_WHITESPACE) {
- first++;
- }
-
- /* Grab the behavior name. */
- if (first < last && input[first].token == SL_PP_IDENTIFIER) {
- behavior = input[first].data.identifier;
- first++;
- }
- if (behavior == -1) {
- strcpy(context->error_msg, "expected identifier after `:'");
- return -1;
- }
-
- if (behavior == context->dict.require) {
- if (out.data.extension == -1) {
- strcpy(context->error_msg, "the required extension is not supported");
- return -1;
- }
- if (out.data.extension == context->dict.all) {
- strcpy(context->error_msg, "invalid behavior for `all' extension: `require'");
- return -1;
- }
- out.token = SL_PP_EXTENSION_REQUIRE;
- } else if (behavior == context->dict.enable) {
- if (out.data.extension == -1) {
- /* Warning: the extension cannot be enabled. */
- return 0;
- }
- if (out.data.extension == context->dict.all) {
- strcpy(context->error_msg, "invalid behavior for `all' extension: `enable'");
- return -1;
- }
- out.token = SL_PP_EXTENSION_ENABLE;
- } else if (behavior == context->dict.warn) {
- if (out.data.extension == -1) {
- /* Warning: the extension is not supported. */
- return 0;
- }
- out.token = SL_PP_EXTENSION_WARN;
- } else if (behavior == context->dict.disable) {
- if (out.data.extension == -1) {
- /* Warning: the extension is not supported. */
- return 0;
- }
- out.token = SL_PP_EXTENSION_DISABLE;
- } else {
- strcpy(context->error_msg, "unrecognised behavior name");
- return -1;
- }
-
- /* Grab the end of line. */
- while (first < last && input[first].token == SL_PP_WHITESPACE) {
- first++;
- }
- if (first < last) {
- strcpy(context->error_msg, "expected end of line after behavior name");
- return -1;
- }
-
- if (sl_pp_process_out(state, &out)) {
- return -1;
- }
-
- return 0;
-}