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| 55 | #endif |
55 | #endif |
| 56 | |
56 | |
| 57 | // use C0X decltype for auto declarations until ISO C++ sanctifies them (if ever) |
57 | // use C0X decltype for auto declarations until ISO C++ sanctifies them (if ever) |
| 58 | #define auto(var,expr) decltype(expr) var = (expr) |
58 | #define auto(var,expr) decltype(expr) var = (expr) |
| 59 | |
59 | |
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60 | // could use the sizeof (arr) /( sizeof (arr [0]) here, but C++ is |
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61 | // much more obfuscated... :) |
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62 | |
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63 | template<typename T, int N> |
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64 | inline int array_length (const T (&arr)[N]) |
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65 | { |
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66 | return N; |
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67 | } |
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68 | |
| 60 | // very ugly macro that basically declares and initialises a variable |
69 | // very ugly macro that basically declares and initialises a variable |
| 61 | // that is in scope for the next statement only |
70 | // that is in scope for the next statement only |
| 62 | // works only for stuff that can be assigned 0 and converts to false |
71 | // works only for stuff that can be assigned 0 and converts to false |
| 63 | // (note: works great for pointers) |
72 | // (note: works great for pointers) |
| 64 | // most ugly macro I ever wrote |
73 | // most ugly macro I ever wrote |
