122 lines
3.5 KiB
C++
122 lines
3.5 KiB
C++
/*============================================================================
|
|
CMake - Cross Platform Makefile Generator
|
|
Copyright 2012 Stephen Kelly <steveire@gmail.com>
|
|
|
|
Distributed under the OSI-approved BSD License (the "License");
|
|
see accompanying file Copyright.txt for details.
|
|
|
|
This software is distributed WITHOUT ANY WARRANTY; without even the
|
|
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
See the License for more information.
|
|
============================================================================*/
|
|
#ifndef cmGeneratorExpressionEvaluator_h
|
|
#define cmGeneratorExpressionEvaluator_h
|
|
|
|
#include "cmGeneratorExpressionContext.h"
|
|
|
|
#include "cmListFileCache.h"
|
|
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
struct cmGeneratorExpressionDAGChecker;
|
|
struct cmGeneratorExpressionNode;
|
|
|
|
struct cmGeneratorExpressionEvaluator
|
|
{
|
|
cmGeneratorExpressionEvaluator() {}
|
|
virtual ~cmGeneratorExpressionEvaluator() {}
|
|
|
|
enum Type
|
|
{
|
|
Text,
|
|
Generator
|
|
};
|
|
|
|
virtual Type GetType() const = 0;
|
|
|
|
virtual std::string Evaluate(cmGeneratorExpressionContext* context,
|
|
cmGeneratorExpressionDAGChecker*) const = 0;
|
|
|
|
private:
|
|
cmGeneratorExpressionEvaluator(const cmGeneratorExpressionEvaluator&);
|
|
void operator=(const cmGeneratorExpressionEvaluator&);
|
|
};
|
|
|
|
struct TextContent : public cmGeneratorExpressionEvaluator
|
|
{
|
|
TextContent(const char* start, size_t length)
|
|
: Content(start)
|
|
, Length(length)
|
|
{
|
|
}
|
|
|
|
std::string Evaluate(cmGeneratorExpressionContext*,
|
|
cmGeneratorExpressionDAGChecker*) const CM_OVERRIDE
|
|
{
|
|
return std::string(this->Content, this->Length);
|
|
}
|
|
|
|
Type GetType() const CM_OVERRIDE
|
|
{
|
|
return cmGeneratorExpressionEvaluator::Text;
|
|
}
|
|
|
|
void Extend(size_t length) { this->Length += length; }
|
|
|
|
size_t GetLength() { return this->Length; }
|
|
|
|
private:
|
|
const char* Content;
|
|
size_t Length;
|
|
};
|
|
|
|
struct GeneratorExpressionContent : public cmGeneratorExpressionEvaluator
|
|
{
|
|
GeneratorExpressionContent(const char* startContent, size_t length);
|
|
void SetIdentifier(std::vector<cmGeneratorExpressionEvaluator*> identifier)
|
|
{
|
|
this->IdentifierChildren = identifier;
|
|
}
|
|
|
|
void SetParameters(
|
|
std::vector<std::vector<cmGeneratorExpressionEvaluator*> > parameters)
|
|
{
|
|
this->ParamChildren = parameters;
|
|
}
|
|
|
|
Type GetType() const CM_OVERRIDE
|
|
{
|
|
return cmGeneratorExpressionEvaluator::Generator;
|
|
}
|
|
|
|
std::string Evaluate(cmGeneratorExpressionContext* context,
|
|
cmGeneratorExpressionDAGChecker*) const CM_OVERRIDE;
|
|
|
|
std::string GetOriginalExpression() const;
|
|
|
|
~GeneratorExpressionContent() CM_OVERRIDE;
|
|
|
|
private:
|
|
std::string EvaluateParameters(const cmGeneratorExpressionNode* node,
|
|
const std::string& identifier,
|
|
cmGeneratorExpressionContext* context,
|
|
cmGeneratorExpressionDAGChecker* dagChecker,
|
|
std::vector<std::string>& parameters) const;
|
|
|
|
std::string ProcessArbitraryContent(
|
|
const cmGeneratorExpressionNode* node, const std::string& identifier,
|
|
cmGeneratorExpressionContext* context,
|
|
cmGeneratorExpressionDAGChecker* dagChecker,
|
|
std::vector<std::vector<cmGeneratorExpressionEvaluator*> >::const_iterator
|
|
pit) const;
|
|
|
|
private:
|
|
std::vector<cmGeneratorExpressionEvaluator*> IdentifierChildren;
|
|
std::vector<std::vector<cmGeneratorExpressionEvaluator*> > ParamChildren;
|
|
const char* StartContent;
|
|
size_t ContentLength;
|
|
};
|
|
|
|
#endif
|