| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <android-base/logging.h> |
| |
| #if !defined(_WIN32) |
| #include <dlfcn.h> |
| #endif |
| |
| #include "globals.h" |
| |
| namespace art { |
| |
| #if !defined(_WIN32) |
| // Check that we have not loaded both debug and release version of libartbase at the same time. |
| // |
| // This can be a cascade problem originating from a call to |
| // LoadLibdexfileExternal in libdexfile_support: If it was called before any ART |
| // libraries were loaded it will default to the non-debug version, which can |
| // then clash with a later load of the debug version. |
| static struct CheckLoadedBuild { |
| CheckLoadedBuild() { |
| bool debug_build_loaded = (dlopen("libartbased.so", RTLD_NOW | RTLD_NOLOAD) != nullptr); |
| bool release_build_loaded = (dlopen("libartbase.so", RTLD_NOW | RTLD_NOLOAD) != nullptr); |
| // TODO: The exit calls below are needed as CHECK would cause recursive backtracing. Fix it. |
| if (!debug_build_loaded && !release_build_loaded) { |
| LOG(FATAL_WITHOUT_ABORT) << "Failed to dlopen libartbase.so or libartbased.so"; |
| exit(1); |
| } |
| if (kIsDebugBuild && release_build_loaded) { |
| LOG(FATAL_WITHOUT_ABORT) << "Loading libartbased.so while libartbase.so is already loaded"; |
| exit(1); |
| } |
| if (!kIsDebugBuild && debug_build_loaded) { |
| LOG(FATAL_WITHOUT_ABORT) << "Loading libartbase.so while libartbased.so is already loaded"; |
| exit(1); |
| } |
| } |
| } g_check_loaded_build; |
| #endif |
| |
| } // namespace art |