| /*========================================================================= |
| |
| Program: CMake - Cross-Platform Makefile Generator |
| Module: $RCSfile: cmCMakePolicyCommand.cxx,v $ |
| Language: C++ |
| Date: $Date: 2012/03/29 17:21:08 $ |
| Version: $Revision: 1.1.1.1 $ |
| |
| 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 "cmCMakePolicyCommand.h" |
| |
| #include "cmVersion.h" |
| |
| // cmCMakePolicyCommand |
| bool cmCMakePolicyCommand |
| ::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &) |
| { |
| if(args.size() < 1) |
| { |
| this->SetError("requires at least one argument."); |
| return false; |
| } |
| |
| if(args[0] == "SET") |
| { |
| return this->HandleSetMode(args); |
| } |
| else if(args[0] == "PUSH") |
| { |
| if(args.size() > 1) |
| { |
| this->SetError("PUSH may not be given additional arguments."); |
| return false; |
| } |
| return this->Makefile->PushPolicy(); |
| } |
| else if(args[0] == "POP") |
| { |
| if(args.size() > 1) |
| { |
| this->SetError("POP may not be given additional arguments."); |
| return false; |
| } |
| if(this->Makefile->PopPolicy(false)) |
| { |
| return true; |
| } |
| else |
| { |
| this->SetError("POP without matching PUSH"); |
| return false; |
| } |
| } |
| else if(args[0] == "VERSION") |
| { |
| return this->HandleVersionMode(args); |
| } |
| |
| cmOStringStream e; |
| e << "given unknown first argument \"" << args[0] << "\""; |
| this->SetError(e.str().c_str()); |
| return false; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool cmCMakePolicyCommand::HandleSetMode(std::vector<std::string> const& args) |
| { |
| if(args.size() != 3) |
| { |
| this->SetError("SET must be given exactly 2 additional arguments."); |
| return false; |
| } |
| |
| cmPolicies::PolicyStatus status; |
| if(args[2] == "OLD") |
| { |
| status = cmPolicies::OLD; |
| } |
| else if(args[2] == "NEW") |
| { |
| status = cmPolicies::NEW; |
| } |
| else |
| { |
| cmOStringStream e; |
| e << "SET given unrecognized policy status \"" << args[2] << "\""; |
| this->SetError(e.str().c_str()); |
| return false; |
| } |
| |
| if(!this->Makefile->SetPolicy(args[1].c_str(), status)) |
| { |
| this->SetError("SET failed to set policy."); |
| return false; |
| } |
| return true; |
| } |
| |
| //---------------------------------------------------------------------------- |
| bool |
| cmCMakePolicyCommand::HandleVersionMode(std::vector<std::string> const& args) |
| { |
| if(args.size() <= 1) |
| { |
| this->SetError("VERSION not given an argument"); |
| return false; |
| } |
| else if(args.size() >= 3) |
| { |
| this->SetError("VERSION given too many arguments"); |
| return false; |
| } |
| this->Makefile->SetPolicyVersion(args[1].c_str()); |
| return true; |
| } |