Exemple #1
0
Unit* lookupUnit(StringData* path, const char* currentDir, bool* initial_opt) {
  bool init;
  bool& initial = initial_opt ? *initial_opt : init;
  initial = true;

  /*
   * NB: the m_evaledFiles map is only for the debugger, and could be omitted
   * in RepoAuthoritative mode, but currently isn't.
   */

  struct stat s;
  auto const spath = resolveVmInclude(path, currentDir, &s);
  if (spath.isNull()) return nullptr;

  auto const eContext = g_context.getNoCheck();

  // Check if this file has already been included.
  auto it = eContext->m_evaledFiles.find(spath.get());
  if (it != end(eContext->m_evaledFiles)) {
    initial = false;
    return it->second;
  }

  // This file hasn't been included yet, so we need to parse the file
  auto const cunit = checkoutFile(spath.get(), s);
  if (cunit.unit && initial_opt) {
    // if initial_opt is not set, this shouldn't be recorded as a
    // per request fetch of the file.
    if (rds::testAndSetBit(cunit.rdsBitId)) {
      initial = false;
    }
    // if parsing was successful, update the mappings for spath and
    // rpath (if it exists).
    eContext->m_evaledFilesOrder.push_back(cunit.unit->filepath());
    eContext->m_evaledFiles[spath.get()] = cunit.unit;
    spath.get()->incRefCount();
    if (!cunit.unit->filepath()->same(spath.get())) {
      eContext->m_evaledFiles[cunit.unit->filepath()] = cunit.unit;
    }
    if (g_system_profiler) {
      g_system_profiler->fileLoadCallBack(path->toCppString());
    }
    DEBUGGER_ATTACHED_ONLY(phpDebuggerFileLoadHook(cunit.unit));
  }

  return cunit.unit;
}
Exemple #2
0
Unit* lookupUnit(StringData* path, const char* currentDir, bool* initial_opt) {
  bool init;
  bool& initial = initial_opt ? *initial_opt : init;
  initial = true;

  /*
   * NB: the m_evaledFiles map is only for the debugger, and could be omitted
   * in RepoAuthoritative mode, but currently isn't.
   */

  struct stat s;
  auto const spath = resolveVmInclude(path, currentDir, &s);
  if (spath.isNull()) return nullptr;

  auto const eContext = g_context.getNoCheck();

  // Check if this file has already been included.
  auto it = eContext->m_evaledFiles.find(spath.get());
  if (it != end(eContext->m_evaledFiles)) {
    initial = false;
    return it->second;
  }

  // We didn't find it, so try the realpath.
  auto const alreadyResolved =
    RuntimeOption::RepoAuthoritative ||
    (!RuntimeOption::CheckSymLink && (spath[0] == '/'));
  bool hasRealpath = false;
  String rpath;
  if (!alreadyResolved) {
    std::string rp = StatCache::realpath(spath.data());
    if (rp.size() != 0) {
      rpath = StringData::Make(rp.data(), rp.size(), CopyString);
      if (!rpath.same(spath)) {
        hasRealpath = true;
        it = eContext->m_evaledFiles.find(rpath.get());
        if (it != eContext->m_evaledFiles.end()) {
          // We found it! Update the mapping for spath and return the
          // unit.
          auto const unit = it->second;
          spath.get()->incRefCount();
          eContext->m_evaledFiles[spath.get()] = unit;
          initial = false;
          return unit;
        }
      }
    }
  }

  // This file hasn't been included yet, so we need to parse the file
  auto const cunit = checkoutFile(hasRealpath ? rpath.get() : spath.get(), s);
  if (cunit.unit && initial_opt) {
    // if initial_opt is not set, this shouldn't be recorded as a
    // per request fetch of the file.
    if (RDS::testAndSetBit(cunit.rdsBitId)) {
      initial = false;
    }
    // if parsing was successful, update the mappings for spath and
    // rpath (if it exists).
    eContext->m_evaledFilesOrder.push_back(cunit.unit->filepath());
    eContext->m_evaledFiles[spath.get()] = cunit.unit;
    spath.get()->incRefCount();
    if (hasRealpath) {
      eContext->m_evaledFiles[rpath.get()] = cunit.unit;
      rpath.get()->incRefCount();
    }
    DEBUGGER_ATTACHED_ONLY(phpDebuggerFileLoadHook(cunit.unit));
  }

  return cunit.unit;
}