1 // Copyright (C) 2019 Google LLC 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef ICING_PORTABLE_PLATFORM_H_ 16 #define ICING_PORTABLE_PLATFORM_H_ 17 18 #include "unicode/uconfig.h" // IWYU pragma: keep 19 // clang-format: do not reorder the above include. 20 21 #include "unicode/uvernum.h" 22 23 namespace icing { 24 namespace lib { 25 26 // Returns true if the test was built with the CFStringTokenizer as the 27 // implementation of LanguageSegmenter. IsCfStringTokenization()28inline bool IsCfStringTokenization() { 29 #if defined(__APPLE__) && !defined(ICING_IOS_ICU4C_SEGMENTATION) 30 return true; 31 #endif // defined(__APPLE__) && !defined(ICING_IOS_ICU4C_SEGMENTATION) 32 return false; 33 } 34 IsReverseJniTokenization()35inline bool IsReverseJniTokenization() { 36 #ifdef ICING_REVERSE_JNI_SEGMENTATION 37 return true; 38 #endif // ICING_REVERSE_JNI_SEGMENTATION 39 return false; 40 } 41 IsIcuTokenization()42inline bool IsIcuTokenization() { 43 return !IsReverseJniTokenization() && !IsCfStringTokenization(); 44 } 45 GetIcuTokenizationVersion()46inline int GetIcuTokenizationVersion() { 47 return IsIcuTokenization() ? U_ICU_VERSION_MAJOR_NUM : 0; 48 } 49 50 // Whether we're running on android_x86 IsAndroidX86()51inline bool IsAndroidX86() { 52 #if defined(__ANDROID__) && defined(__i386__) 53 return true; 54 #endif // defined(__ANDROID__) && defined(__i386__) 55 return false; 56 } 57 58 // Whether we're running on android_armeabi-v7a IsAndroidArm()59inline bool IsAndroidArm() { 60 #if defined(__ANDROID__) && defined(__arm__) 61 return true; 62 #endif // defined(__ANDROID__) && defined(__arm__) 63 return false; 64 } 65 66 // Whether the running test is an iOS test. IsIosPlatform()67inline bool IsIosPlatform() { 68 #if defined(__APPLE__) 69 return true; 70 #endif // defined(__APPLE__) 71 return false; 72 } 73 74 // TODO(b/259129263): verify the flag works for different platforms. 75 #if defined(__arm__) || defined(__i386__) 76 #define ICING_ARCH_BIT_32 77 #elif defined(__aarch64__) || defined(__x86_64__) 78 #define ICING_ARCH_BIT_64 79 #else 80 #define ICING_ARCH_BIT_UNKNOWN 81 #endif 82 83 enum Architecture { 84 UNKNOWN, 85 BIT_32, 86 BIT_64, 87 }; 88 89 // Returns which architecture we're running on. 90 // 91 // Architecture macros pulled from 92 // https://developer.android.com/ndk/guides/cpu-features GetArchitecture()93inline Architecture GetArchitecture() { 94 #if defined(ICING_ARCH_BIT_32) 95 return BIT_32; 96 #elif defined(ICING_ARCH_BIT_64) 97 return BIT_64; 98 #else 99 return UNKNOWN; 100 #endif 101 } 102 103 } // namespace lib 104 } // namespace icing 105 106 #endif // ICING_PORTABLE_PLATFORM_H_ 107