Method ClearMatches

Source/cmMakefile.cxx:4015–4032

static std::string const nMatchesVariable = "CMAKE_MATCH_COUNT";

void cmMakefile::ClearMatches()
{
  cmValue nMatchesStr = this->GetDefinition(nMatchesVariable);
  if (!nMatchesStr) {
    return;
  }
  int nMatches = atoi(nMatchesStr->c_str());
  for (int i = 0; i <= nMatches; i++) {
    std::string const& var = matchVariables[i];
    std::string const& s = this->GetSafeDefinition(var);
    if (!s.empty()) {
      this->AddDefinition(var, "");
      this->MarkVariableAsUsed(var);
    }
  }
  this->AddDefinition(nMatchesVariable, "0");
  this->MarkVariableAsUsed(nMatchesVariable);
}

void cmMakefile::StoreMatches(cmsys::RegularExpression& re)
{