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[common] time: prevent possible div by zero on windows
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@ -39,13 +39,19 @@ typedef struct LGTimer LGTimer;
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static inline uint64_t microtime(void)
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{
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#if defined(_WIN32)
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static LARGE_INTEGER freq = { .QuadPart = 0LL };
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if (!freq.QuadPart)
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static unsigned long div = 0;
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if (div == 0)
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{
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LARGE_INTEGER freq = { .QuadPart = 0LL };
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QueryPerformanceFrequency(&freq);
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div = freq.QuadPart / 1000000LL;
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if(div == 0)
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abort();
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}
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LARGE_INTEGER time;
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QueryPerformanceCounter(&time);
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return time.QuadPart / (freq.QuadPart / 1000000LL);
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return time.QuadPart / div;
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#else
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struct timespec time;
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clock_gettime(CLOCK_MONOTONIC, &time);
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@ -76,6 +82,9 @@ static inline uint64_t nanotime(void)
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{
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LARGE_INTEGER freq = { .QuadPart = 0LL };
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QueryPerformanceFrequency(&freq);
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if (freq.QuadPart == 0)
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abort();
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multiplier = 1e9 / freq.QuadPart;
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}
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