| /* |
| * Copyright (C) 2014 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 <gtest/gtest.h> |
| |
| #include <sys/types.h> |
| |
| TEST(sys_types, type_sizes) { |
| // gids, pids, and uids should be 32-bit on all systems. |
| ASSERT_EQ(4U, sizeof(gid_t)); |
| ASSERT_EQ(4U, sizeof(pid_t)); |
| ASSERT_EQ(4U, sizeof(uid_t)); |
| // id_t is the 'generic'. |
| ASSERT_EQ(4U, sizeof(id_t)); |
| |
| // Some types were too small on 32-bit Android by mistake, |
| // but are correct on 64-bit Android. |
| #if defined(__LP64__) |
| ASSERT_EQ(8U, sizeof(dev_t)); |
| ASSERT_EQ(8U, sizeof(off_t)); |
| ASSERT_EQ(8U, sizeof(time_t)); |
| #else |
| ASSERT_EQ(4U, sizeof(dev_t)); |
| ASSERT_EQ(4U, sizeof(off_t)); |
| ASSERT_EQ(4U, sizeof(time_t)); |
| #endif |
| // These were right even on 32-bit Android. |
| ASSERT_EQ(8U, sizeof(loff_t)); |
| ASSERT_EQ(8U, sizeof(off64_t)); |
| } |