1 /* 2 * Copyright (C) 2020 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "perfetto/ext/base/version.h" 18 19 #include "perfetto/base/build_config.h" 20 21 #include <stdio.h> 22 23 #if PERFETTO_BUILDFLAG(PERFETTO_VERSION_GEN) 24 #include "perfetto_version.gen.h" 25 #else 26 #define PERFETTO_VERSION_STRING() "v0.0" 27 #define PERFETTO_VERSION_SCM_REVISION() "unknown" 28 #endif 29 30 namespace perfetto { 31 namespace base { 32 GetVersionString()33const char* GetVersionString() { 34 static const char* version_str = [] { 35 static constexpr size_t kMaxLen = 256; 36 char* version = new char[kMaxLen + 1]; 37 snprintf(version, kMaxLen, "Perfetto %s (%s)", PERFETTO_VERSION_STRING(), 38 PERFETTO_VERSION_SCM_REVISION()); 39 return version; 40 }(); 41 return version_str; 42 } 43 44 } // namespace base 45 } // namespace perfetto 46