| 1 | // |
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| 2 | // Lol Engine |
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| 3 | // |
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| 4 | // Copyright: (c) 2010-2013 Sam Hocevar <sam@hocevar.net> |
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| 5 | // This program is free software; you can redistribute it and/or |
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| 6 | // modify it under the terms of the Do What The Fuck You Want To |
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| 7 | // Public License, Version 2, as published by Sam Hocevar. See |
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| 8 | // http://www.wtfpl.net/ for more details. |
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| 9 | // |
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| 10 | |
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| 11 | #if !defined __LOL_BASE_ASSERT_H__ |
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| 12 | #define __LOL_BASE_ASSERT_H__ |
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| 13 | |
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| 14 | #include <cstdlib> |
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| 15 | |
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| 16 | namespace lol |
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| 17 | { |
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| 18 | |
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| 19 | static inline void Abort() |
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| 20 | { |
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| 21 | #if defined __CELLOS_LV2__ |
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| 22 | *(uint32_t *)NULL = 0xdead; |
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| 23 | #else |
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| 24 | std::abort(); |
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| 25 | #endif |
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| 26 | } |
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| 27 | |
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| 28 | #define LOL_CALL(macro, args) macro args |
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| 29 | #define LOL_EVAL(a) a |
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| 30 | #define LOL_1ST(a, ...) a |
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| 31 | |
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| 32 | #define LOL_NUM2(a01, a02, a03, a04, a05, a06, a07, a08, a09, a10, \ |
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| 33 | a11, a12, a13, a14, a15, a16, a17, a18, a19, a20, \ |
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| 34 | a21, a22, a23, a24, a25, a26, a27, a28, a29, a30, \ |
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| 35 | a31, a32, a33, a34, a35, a36, a37, a38, a39, a40, \ |
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| 36 | a41, a42, a43, a44, a45, a46, a47, a48, a49, a50, \ |
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| 37 | a51, a52, a53, a54, a55, a56, a57, a58, a59, a60, \ |
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| 38 | a61, a62, a63, ...) a63 |
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| 39 | #define LOL_NUM(...) \ |
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| 40 | LOL_EVAL(LOL_NUM2(__VA_ARGS__, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, \ |
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| 41 | 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, \ |
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| 42 | 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, \ |
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| 43 | 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, \ |
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| 44 | 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, \ |
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| 45 | 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, \ |
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| 46 | 2, 1, TOO_MANY_ARGUMENTS)) |
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| 47 | |
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| 48 | /* Three levels of dispatch are needed because of Visual Studio's bizarre |
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| 49 | * handling of __VA_ARGS__ inside macro calls */ |
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| 50 | #define LOL_CAT3(a, b) a##b |
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| 51 | #define LOL_CAT2(a, b) LOL_CAT3(a,b) |
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| 52 | #define LOL_CAT(a, b) LOL_CAT2(a,b) |
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| 53 | |
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| 54 | #define LOL_ERROR_1(t) \ |
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| 55 | Log::Error("assertion failure: " #t "\n") |
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| 56 | |
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| 57 | #define LOL_ERROR_2(t, s) \ |
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| 58 | Log::Error("assertion failure: %s\n", s) |
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| 59 | |
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| 60 | #define LOL_ERROR_3(t, s, ...) \ |
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| 61 | Log::Error("assertion failure: " s "\n", __VA_ARGS__) |
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| 62 | |
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| 63 | #if FINAL_RELEASE |
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| 64 | # define ASSERT(...) (void)sizeof(LOL_CALL(LOL_1ST, (__VA_ARGS__))) |
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| 65 | #else |
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| 66 | # define ASSERT(...) \ |
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| 67 | if (!(LOL_CALL(LOL_1ST, (__VA_ARGS__)))) \ |
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| 68 | { \ |
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| 69 | LOL_CALL(LOL_CAT(LOL_ERROR_, LOL_CALL(LOL_NUM, (__VA_ARGS__))), \ |
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| 70 | (__VA_ARGS__)); \ |
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| 71 | Abort(); \ |
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| 72 | } |
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| 73 | #endif |
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| 74 | |
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| 75 | } /* namespace lol */ |
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| 76 | |
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| 77 | #endif // __LOL_BASE_ASSERT_H__ |
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| 78 | |
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