blob: 566904de14d80e68698eb6674339254c6774fe1b [file] [log] [blame]
// Copyright 2011 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <cstddef>
#include "GLSLANG/ShaderLang.h"
#include "common/angleutils.h"
namespace angle
namespace pp
class Diagnostics;
class DirectiveHandler;
struct PreprocessorImpl;
struct Token;
struct PreprocessorSettings final
PreprocessorSettings(ShShaderSpec shaderSpec)
: maxMacroExpansionDepth(1000), shaderSpec(shaderSpec)
PreprocessorSettings(const PreprocessorSettings &other) = default;
int maxMacroExpansionDepth;
ShShaderSpec shaderSpec;
class Preprocessor : angle::NonCopyable
Preprocessor(Diagnostics *diagnostics,
DirectiveHandler *directiveHandler,
const PreprocessorSettings &settings);
// count: specifies the number of elements in the string and length arrays.
// string: specifies an array of pointers to strings.
// length: specifies an array of string lengths.
// If length is NULL, each string is assumed to be null terminated.
// If length is a value other than NULL, it points to an array containing
// a string length for each of the corresponding elements of string.
// Each element in the length array may contain the length of the
// corresponding string or a value less than 0 to indicate that the string
// is null terminated.
bool init(size_t count, const char *const string[], const int length[]);
// Adds a pre-defined macro.
void predefineMacro(const char *name, int value);
void lex(Token *token);
// Set maximum preprocessor token size
void setMaxTokenSize(size_t maxTokenSize);
PreprocessorImpl *mImpl;
} // namespace pp
} // namespace angle