31 Input/output library [input.output]

31.12 File systems [filesystems]

31.12.13 Filesystem operation functions [fs.op.funcs]

31.12.13.16 Hard link count [fs.op.hard.lk.ct]

uintmax_t filesystem::hard_link_count(const path& p);
uintmax_t filesystem::hard_link_count(const path& p, error_code& ec) noexcept;

Returns: The number of hard links for p.

The signature with argument ec returns static_cast<uintmax_t>(-1) if an error occurs.

Throws: As specified in [fs.err.report].

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