CMake/Source/cmBreakCommand.cxx

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/*============================================================================
CMake - Cross Platform Makefile Generator
Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
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.
============================================================================*/
#include "cmBreakCommand.h"
// cmBreakCommand
bool cmBreakCommand::InitialPass(std::vector<std::string> const &args,
cmExecutionStatus &status)
{
if(!this->Makefile->IsLoopBlock())
{
bool issueMessage = true;
std::ostringstream e;
cmake::MessageType messageType = cmake::AUTHOR_WARNING;
switch(this->Makefile->GetPolicyStatus(cmPolicies::CMP0055))
{
case cmPolicies::WARN:
e << (this->Makefile->GetPolicies()
->GetPolicyWarning(cmPolicies::CMP0055)) << "\n";
break;
case cmPolicies::OLD:
issueMessage = false;
break;
case cmPolicies::REQUIRED_ALWAYS:
case cmPolicies::REQUIRED_IF_USED:
case cmPolicies::NEW:
messageType = cmake::FATAL_ERROR;
break;
}
if(issueMessage)
{
e << "A BREAK command was found outside of a proper "
"FOREACH or WHILE loop scope.";
this->Makefile->IssueMessage(messageType, e.str());
if(messageType == cmake::FATAL_ERROR)
{
return false;
}
}
}
status.SetBreakInvoked(true);
if(!args.empty())
{
bool issueMessage = true;
std::ostringstream e;
cmake::MessageType messageType = cmake::AUTHOR_WARNING;
switch(this->Makefile->GetPolicyStatus(cmPolicies::CMP0055))
{
case cmPolicies::WARN:
e << (this->Makefile->GetPolicies()
->GetPolicyWarning(cmPolicies::CMP0055)) << "\n";
break;
case cmPolicies::OLD:
issueMessage = false;
break;
case cmPolicies::REQUIRED_ALWAYS:
case cmPolicies::REQUIRED_IF_USED:
case cmPolicies::NEW:
messageType = cmake::FATAL_ERROR;
break;
}
if(issueMessage)
{
e << "The BREAK command does not accept any arguments.";
this->Makefile->IssueMessage(messageType, e.str());
if(messageType == cmake::FATAL_ERROR)
{
return false;
}
}
}
return true;
}