https://github.com/Kitware/CMake
Tip revision: aaa5eab410c2e3fe41ebf7a2316be9c51572dbd2 authored by Brad King on 20 August 2020, 12:20:32 UTC
CMake 3.18.2
CMake 3.18.2
Tip revision: aaa5eab
cmConditionEvaluator.h
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#ifndef cmConditionEvaluator_h
#define cmConditionEvaluator_h
#include "cmConfigure.h" // IWYU pragma: keep
#include <list>
#include <string>
#include <vector>
#include "cmExpandedCommandArgument.h"
#include "cmListFileCache.h"
#include "cmMessageType.h"
#include "cmPolicies.h"
class cmMakefile;
class cmConditionEvaluator
{
public:
using cmArgumentList = std::list<cmExpandedCommandArgument>;
cmConditionEvaluator(cmMakefile& makefile, cmListFileContext context,
cmListFileBacktrace bt);
// this is a shared function for both If and Else to determine if the
// arguments were valid, and if so, was the response true. If there is
// an error, the errorString will be set.
bool IsTrue(const std::vector<cmExpandedCommandArgument>& args,
std::string& errorString, MessageType& status);
private:
// Filter the given variable definition based on policy CMP0054.
const char* GetDefinitionIfUnquoted(
const cmExpandedCommandArgument& argument) const;
const char* GetVariableOrString(
const cmExpandedCommandArgument& argument) const;
bool IsKeyword(std::string const& keyword,
cmExpandedCommandArgument& argument) const;
bool GetBooleanValue(cmExpandedCommandArgument& arg) const;
bool GetBooleanValueOld(cmExpandedCommandArgument const& arg,
bool one) const;
bool GetBooleanValueWithAutoDereference(cmExpandedCommandArgument& newArg,
std::string& errorString,
MessageType& status,
bool oneArg = false) const;
void IncrementArguments(cmArgumentList& newArgs,
cmArgumentList::iterator& argP1,
cmArgumentList::iterator& argP2) const;
void HandlePredicate(bool value, int& reducible,
cmArgumentList::iterator& arg, cmArgumentList& newArgs,
cmArgumentList::iterator& argP1,
cmArgumentList::iterator& argP2) const;
void HandleBinaryOp(bool value, int& reducible,
cmArgumentList::iterator& arg, cmArgumentList& newArgs,
cmArgumentList::iterator& argP1,
cmArgumentList::iterator& argP2);
bool HandleLevel0(cmArgumentList& newArgs, std::string& errorString,
MessageType& status);
bool HandleLevel1(cmArgumentList& newArgs, std::string&, MessageType&);
bool HandleLevel2(cmArgumentList& newArgs, std::string& errorString,
MessageType& status);
bool HandleLevel3(cmArgumentList& newArgs, std::string& errorString,
MessageType& status);
bool HandleLevel4(cmArgumentList& newArgs, std::string& errorString,
MessageType& status);
cmMakefile& Makefile;
cmListFileContext ExecutionContext;
cmListFileBacktrace Backtrace;
cmPolicies::PolicyStatus Policy12Status;
cmPolicies::PolicyStatus Policy54Status;
cmPolicies::PolicyStatus Policy57Status;
cmPolicies::PolicyStatus Policy64Status;
};
#endif