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64-bit time_t and year 2038 #151

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chudsaviet opened this issue Aug 28, 2021 · 2 comments
Open

64-bit time_t and year 2038 #151

chudsaviet opened this issue Aug 28, 2021 · 2 comments

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@chudsaviet
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unsigned long time will overflow in 2038.
Actually, in libc Arduino is using time_t type is and alias to unsigned long long, which is a 64-bit value.
It would be great to make the library more future-proof.
@bsvdoom
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bsvdoom commented Nov 5, 2021

Is this a duplicate of #149?

@edgar-bonet
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A signed long Unix time would overflow in 2038.

The unsigned long Unix time used here will overflow in 2106.

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@chudsaviet @bsvdoom @edgar-bonet