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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #ifndef WEBRTC_SYSTEM_WRAPPERS_INTERFACE_COMPILE_ASSERT_H_ | 11 #ifndef WEBRTC_SYSTEM_WRAPPERS_INCLUDE_COMPILE_ASSERT_H_ |
12 #define WEBRTC_SYSTEM_WRAPPERS_INTERFACE_COMPILE_ASSERT_H_ | 12 #define WEBRTC_SYSTEM_WRAPPERS_INCLUDE_COMPILE_ASSERT_H_ |
13 | 13 |
14 #ifdef __cplusplus | 14 #ifdef __cplusplus |
15 #error "Only use this for C files. For C++, use static_assert." | 15 #error "Only use this for C files. For C++, use static_assert." |
16 #endif | 16 #endif |
17 | 17 |
18 // Use this macro to verify at compile time that certain restrictions are met. | 18 // Use this macro to verify at compile time that certain restrictions are met. |
19 // The argument is the boolean expression to evaluate. | 19 // The argument is the boolean expression to evaluate. |
20 // Example: | 20 // Example: |
21 // COMPILE_ASSERT(sizeof(foo) < 128); | 21 // COMPILE_ASSERT(sizeof(foo) < 128); |
22 #define COMPILE_ASSERT(expression) switch (0) {case 0: case expression:;} | 22 #define COMPILE_ASSERT(expression) switch (0) {case 0: case expression:;} |
23 | 23 |
24 #endif // WEBRTC_SYSTEM_WRAPPERS_INTERFACE_COMPILE_ASSERT_H_ | 24 #endif // WEBRTC_SYSTEM_WRAPPERS_INCLUDE_COMPILE_ASSERT_H_ |
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