101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
/*=========================================================================
|
|
|
|
Program: CMake - Cross-Platform Makefile Generator
|
|
Module: $RCSfile$
|
|
Language: C++
|
|
Date: $Date$
|
|
Version: $Revision$
|
|
|
|
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
|
|
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
|
|
|
|
This software is distributed WITHOUT ANY WARRANTY; without even
|
|
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
PURPOSE. See the above copyright notices for more information.
|
|
|
|
=========================================================================*/
|
|
#include "cmWhileCommand.h"
|
|
#include "cmIfCommand.h"
|
|
|
|
bool cmWhileFunctionBlocker::
|
|
IsFunctionBlocked(const cmListFileFunction& lff, cmMakefile &mf)
|
|
{
|
|
// Prevent recusion and don't let this blocker block its own
|
|
// commands.
|
|
if (m_Executing)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
// at end of for each execute recorded commands
|
|
if (cmSystemTools::LowerCase(lff.m_Name) == "endwhile")
|
|
{
|
|
char* errorString = 0;
|
|
|
|
std::vector<std::string> expandedArguments;
|
|
mf.ExpandArguments(m_Args, expandedArguments);
|
|
bool isTrue =
|
|
cmIfCommand::IsTrue(expandedArguments,&errorString,&mf);
|
|
|
|
m_Executing = true;
|
|
while (isTrue)
|
|
{
|
|
// Invoke all the functions that were collected in the block.
|
|
for(unsigned int c = 0; c < m_Functions.size(); ++c)
|
|
{
|
|
mf.ExecuteCommand(m_Functions[c]);
|
|
}
|
|
expandedArguments.clear();
|
|
mf.ExpandArguments(m_Args, expandedArguments);
|
|
isTrue =
|
|
cmIfCommand::IsTrue(expandedArguments,&errorString,&mf);
|
|
}
|
|
mf.RemoveFunctionBlocker(lff);
|
|
return true;
|
|
}
|
|
|
|
// record the command
|
|
m_Functions.push_back(lff);
|
|
|
|
// always return true
|
|
return true;
|
|
}
|
|
|
|
bool cmWhileFunctionBlocker::
|
|
ShouldRemove(const cmListFileFunction& lff, cmMakefile& )
|
|
{
|
|
if(cmSystemTools::LowerCase(lff.m_Name) == "endwhile")
|
|
{
|
|
if (lff.m_Arguments == m_Args)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void cmWhileFunctionBlocker::
|
|
ScopeEnded(cmMakefile &mf)
|
|
{
|
|
cmSystemTools::Error("The end of a CMakeLists file was reached with a WHILE statement that was not closed properly. Within the directory: ",
|
|
mf.GetCurrentDirectory());
|
|
}
|
|
|
|
bool cmWhileCommand::InvokeInitialPass(
|
|
const std::vector<cmListFileArgument>& args)
|
|
{
|
|
if(args.size() < 1)
|
|
{
|
|
this->SetError("called with incorrect number of arguments");
|
|
return false;
|
|
}
|
|
|
|
// create a function blocker
|
|
cmWhileFunctionBlocker *f = new cmWhileFunctionBlocker();
|
|
f->m_Args = args;
|
|
m_Makefile->AddFunctionBlocker(f);
|
|
|
|
return true;
|
|
}
|
|
|