CMake/Source/cmForEachCommand.cxx
2002-09-27 16:24:10 -04:00

116 lines
3.2 KiB
C++

/*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Insight Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm 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 "cmForEachCommand.h"
bool cmForEachFunctionBlocker::
IsFunctionBlocked(const char *name, const std::vector<std::string> &args,
cmMakefile &mf)
{
// prevent recusion and don't let this blobker blobk its own commands
if (m_Executing)
{
return false;
}
// at end of for each execute recorded commands
if (!strcmp(name,"ENDFOREACH") && args[0] == m_Args[0])
{
m_Executing = true;
std::string variable = "${";
variable += m_Args[0];
variable += "}";
std::vector<std::string>::const_iterator j = m_Args.begin();
++j;
for( ; j != m_Args.end(); ++j)
{
// perform string replace
for(unsigned int c = 0; c < m_Commands.size(); ++c)
{
std::vector<std::string> newArgs;
for (std::vector<std::string>::const_iterator k =
m_CommandArguments[c].begin();
k != m_CommandArguments[c].end(); ++k)
{
std::string tmps = *k;
cmSystemTools::ReplaceString(tmps, variable.c_str(),
j->c_str());
newArgs.push_back(tmps);
}
// execute command
mf.ExecuteCommand(m_Commands[c],newArgs);
}
}
return false;
}
// record the command
m_Commands.push_back(name);
std::vector<std::string> newArgs;
for(std::vector<std::string>::const_iterator j = args.begin();
j != args.end(); ++j)
{
newArgs.push_back(*j);
}
m_CommandArguments.push_back(newArgs);
// always return true
return true;
}
bool cmForEachFunctionBlocker::
ShouldRemove(const char *name, const std::vector<std::string> &args,
cmMakefile &)
{
if (!strcmp(name,"ENDFOREACH") && args[0] == m_Args[0])
{
return true;
}
return false;
}
void cmForEachFunctionBlocker::
ScopeEnded(cmMakefile &mf)
{
cmSystemTools::Error("The end of a CMakeLists file was reached with a FOREACH statement that was not closed properly. Within the directory: ",
mf.GetCurrentDirectory());
}
bool cmForEachCommand::InitialPass(std::vector<std::string> const& argsIn)
{
std::vector<std::string> args;
cmSystemTools::ExpandListArguments(argsIn, args);
if(args.size() < 1)
{
this->SetError("called with incorrect number of arguments");
return false;
}
// create a function blocker
cmForEachFunctionBlocker *f = new cmForEachFunctionBlocker();
for(std::vector<std::string>::const_iterator j = args.begin();
j != args.end(); ++j)
{
f->m_Args.push_back(*j);
}
m_Makefile->AddFunctionBlocker(f);
return true;
}