electron/chromium_src/library_loaders/libgio_loader.cc

// This is generated file. Do not modify directly.
// Path to the code generator: tools/generate_library_loader/generate_library_loader.py .

#include "library_loaders/libgio.h"

#include <dlfcn.h>

// Put these sanity checks here so that they fire at most once
// (to avoid cluttering the build output).
#if !defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN) && !defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED)
#error neither LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN nor LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED defined
#endif
#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN) && defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED)
#error both LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN and LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED defined
#endif

LibGioLoader::LibGioLoader() : loaded_(false) {
}

LibGioLoader::~LibGioLoader() {
  CleanUp(loaded_);
}

bool LibGioLoader::Load(const std::string& library_name) {
  if (loaded_)
    return false;

#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN)
  library_ = dlopen(library_name.c_str(), RTLD_LAZY);
  if (!library_)
    return false;
#endif


#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN)
  g_settings_new =
      reinterpret_cast<typeof(this->g_settings_new)>(
          dlsym(library_, "g_settings_new"));
#endif
#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED)
  g_settings_new = &::g_settings_new;
#endif
  if (!g_settings_new) {
    CleanUp(true);
    return false;
  }

#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN)
  g_settings_get_child =
      reinterpret_cast<typeof(this->g_settings_get_child)>(
          dlsym(library_, "g_settings_get_child"));
#endif
#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED)
  g_settings_get_child = &::g_settings_get_child;
#endif
  if (!g_settings_get_child) {
    CleanUp(true);
    return false;
  }

#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN)
  g_settings_get_string =
      reinterpret_cast<typeof(this->g_settings_get_string)>(
          dlsym(library_, "g_settings_get_string"));
#endif
#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED)
  g_settings_get_string = &::g_settings_get_string;
#endif
  if (!g_settings_get_string) {
    CleanUp(true);
    return false;
  }

#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN)
  g_settings_get_boolean =
      reinterpret_cast<typeof(this->g_settings_get_boolean)>(
          dlsym(library_, "g_settings_get_boolean"));
#endif
#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED)
  g_settings_get_boolean = &::g_settings_get_boolean;
#endif
  if (!g_settings_get_boolean) {
    CleanUp(true);
    return false;
  }

#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN)
  g_settings_get_uint =
      reinterpret_cast<typeof(this->g_settings_get_uint)>(
          dlsym(library_, "g_settings_get_uint"));
#endif
#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED)
  g_settings_get_uint = &::g_settings_get_uint;
#endif
  if (!g_settings_get_uint) {
    CleanUp(true);
    return false;
  }

#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN)
  g_settings_get_strv =
      reinterpret_cast<typeof(this->g_settings_get_strv)>(
          dlsym(library_, "g_settings_get_strv"));
#endif
#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED)
  g_settings_get_strv = &::g_settings_get_strv;
#endif
  if (!g_settings_get_strv) {
    CleanUp(true);
    return false;
  }

#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN)
  g_settings_is_writable =
      reinterpret_cast<typeof(this->g_settings_is_writable)>(
          dlsym(library_, "g_settings_is_writable"));
#endif
#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED)
  g_settings_is_writable = &::g_settings_is_writable;
#endif
  if (!g_settings_is_writable) {
    CleanUp(true);
    return false;
  }

#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN)
  g_settings_list_schemas =
      reinterpret_cast<typeof(this->g_settings_list_schemas)>(
          dlsym(library_, "g_settings_list_schemas"));
#endif
#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED)
  g_settings_list_schemas = &::g_settings_list_schemas;
#endif
  if (!g_settings_list_schemas) {
    CleanUp(true);
    return false;
  }

#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN)
  g_settings_list_keys =
      reinterpret_cast<typeof(this->g_settings_list_keys)>(
          dlsym(library_, "g_settings_list_keys"));
#endif
#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DT_NEEDED)
  g_settings_list_keys = &::g_settings_list_keys;
#endif
  if (!g_settings_list_keys) {
    CleanUp(true);
    return false;
  }

  loaded_ = true;
  return true;
}

void LibGioLoader::CleanUp(bool unload) {
#if defined(LIBRARY_LOADER_OUT_RELEASE_GEN_LIBRARY_LOADERS_LIBGIO_H_DLOPEN)
  if (unload) {
    dlclose(library_);
    library_ = NULL;
  }
#endif
  loaded_ = false;
  g_settings_new = NULL;
  g_settings_get_child = NULL;
  g_settings_get_string = NULL;
  g_settings_get_boolean = NULL;
  g_settings_get_uint = NULL;
  g_settings_get_strv = NULL;
  g_settings_is_writable = NULL;
  g_settings_list_schemas = NULL;
  g_settings_list_keys = NULL;

}