CMake/Source/cmBreakCommand.cxx

79 lines
2.4 KiB
C++

/*============================================================================
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"
#include "cmExecutionStatus.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 << cmPolicies::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 << cmPolicies::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;
}