Method SaveVerificationScript

Source/cmGlobVerificationManager.cxx:18–104

#include "cmVersion.h"

bool cmGlobVerificationManager::SaveVerificationScript(std::string const& path,
                                                       cmMessenger* messenger)
{
  if (this->Cache.empty()) {
    return true;
  }

  std::string scriptFile = cmStrCat(path, "/CMakeFiles");
  std::string stampFile = scriptFile;
  cmSystemTools::MakeDirectory(scriptFile);
  scriptFile += "/VerifyGlobs.cmake";
  stampFile += "/cmake.verify_globs";
  cmGeneratedFileStream verifyScriptFile(scriptFile);
  verifyScriptFile.SetCopyIfDifferent(true);
  if (!verifyScriptFile) {
    cmSystemTools::Error("Unable to open verification script file for save. " +
                         scriptFile);
    cmSystemTools::ReportLastSystemError("");
    return false;
  }

  verifyScriptFile << std::boolalpha;
  verifyScriptFile << "# CMAKE generated file: DO NOT EDIT!\n"
                   << "# Generated by CMake Version "
                   << cmVersion::GetMajorVersion() << "."
                   << cmVersion::GetMinorVersion() << "\n";

  for (auto const& i : this->Cache) {
    CacheEntryKey k = std::get<0>(i);
    CacheEntryValue v = std::get<1>(i);

    if (!v.Initialized) {
      continue;
    }

    verifyScriptFile << "\n";

    for (auto const& bt : v.Backtraces) {
      verifyScriptFile << "# " << std::get<0>(bt);
      messenger->PrintBacktraceTitle(verifyScriptFile, std::get<1>(bt));
      verifyScriptFile << "\n";
    }

    k.PrintGlobCommand(verifyScriptFile, "NEW_GLOB");
    verifyScriptFile << "\n";

    verifyScriptFile << "set(OLD_GLOB\n";
    for (std::string const& file : v.Files) {
      verifyScriptFile << "  \"" << file << "\"\n";
    }
    verifyScriptFile << "  )\n";

    verifyScriptFile << "if(NOT \"${NEW_GLOB}\" STREQUAL \"${OLD_GLOB}\")\n"
                     << "  message(\"-- GLOB mismatch!\")\n"
                     << "  set(NEW_ONLY ${NEW_GLOB})\n"
                     << "  set(OLD_ONLY ${OLD_GLOB})\n"
                     << "  list(REMOVE_ITEM NEW_ONLY ${OLD_GLOB})\n"
                     << "  list(REMOVE_ITEM OLD_ONLY ${NEW_GLOB})\n"