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Added lengthof.

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This commit is contained in:
James Touton 2015-08-06 01:02:19 -07:00
parent f05cd77eb4
commit 3271fc9d28
1 changed files with 11 additions and 0 deletions
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11
BasiliskII/src/include/main.h
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@ -74,4 +74,15 @@ extern uint32 InterruptFlags; // Currently pending interrupts
extern void SetInterruptFlag(uint32 flag); // Set/clear interrupt flags extern void SetInterruptFlag(uint32 flag); // Set/clear interrupt flags
extern void ClearInterruptFlag(uint32 flag); extern void ClearInterruptFlag(uint32 flag);
// Array length
#if __cplusplus >= 201103L || (_MSC_VER >= 1900 && defined __cplusplus)
template <typename T, size_t size>
constexpr size_t lengthof(T (& a)[size])
{
return size;
}
#else
#define lengthof(a) (sizeof(a) / sizeof(a[0]))
#endif
#endif #endif