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ircd::util: Add util to get what() from std::exception_ptr.

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This commit is contained in:
Jason Volk 2018-03-08 08:23:50 -08:00
parent 8c02823d49
commit 19e6db0a33
1 changed files with 21 additions and 0 deletions
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21
include/ircd/util/util.h
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@ -472,5 +472,26 @@ pointers(input_container&& ic,
}
/// Get what() from exception_ptr
///
inline ircd::string_view
what(const std::exception_ptr &eptr)
try
{
if(likely(eptr))
std::rethrow_exception(eptr);
return {};
}
catch(const std::exception &e)
{
return e.what();
}
catch(...)
{
return {};
}
} // namespace util
} // namespace ircd