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/*=========================================================================
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 "cmMacroCommand.h"
bool cmMacroFunctionBlocker::
IsFunctionBlocked(const char *name, const std::vector<std::string> &args,
cmMakefile &mf)
{
// record commands until we hit the ENDMACRO
// at the ENDMACRO call we shift gears and start looking for invocations
if (!strcmp(name,"ENDMACRO") && args[0] == m_Args[0])
{
m_Executing = true;
return true;
}
if (!m_Executing)
{
// if it wasn't an endmacro and we are not executing then we must be
// recording
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);
return true;
}
// otherwise the macro has been recorded and we are executing
// so we look for macro invocations
if (!strcmp(name,m_Args[0].c_str()))
{
// make sure the number of arguments matches
if (args.size() != m_Args.size() - 1)
{
cmSystemTools::Error("A macro was invoked without the correct number of arguments. The macro name was: ", m_Args[0].c_str());
}
// for each recorded command
for(unsigned int c = 0; c < m_Commands.size(); ++c)
{
// perform argument replacement
std::vector<std::string> newArgs;
// for each argument of this command
for (std::vector<std::string>::const_iterator k =
m_CommandArguments[c].begin();
k != m_CommandArguments[c].end(); ++k)
{
// replace any matches with the formal arguments
std::string tmps = *k;
// for each formal macro argument
for (unsigned int j = 1; j < m_Args.size(); ++j)
{
std::string variable = "${";
variable += m_Args[j];
variable += "}";
cmSystemTools::ReplaceString(tmps, variable.c_str(),
args[j-1].c_str());
}
newArgs.push_back(tmps);
}
// execute command
mf.ExecuteCommand(m_Commands[c],newArgs);
}
return true;
}
// if not an invocation then it is just an ordinary line
return false;
}
bool cmMacroFunctionBlocker::
ShouldRemove(const char *, const std::vector<std::string> &,
cmMakefile &)
{
return false;
}
void cmMacroFunctionBlocker::
ScopeEnded(cmMakefile &)
{
// macros never leave scope
}
bool cmMacroCommand::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
cmMacroFunctionBlocker *f = new cmMacroFunctionBlocker();
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;
}
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