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ircd::buffer: Fix the closure type so it's not too strict.

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This commit is contained in:
Jason Volk 2017-10-11 17:51:43 -07:00
parent a663e80254
commit dd80b127b4
1 changed files with 9 additions and 2 deletions
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11
include/ircd/buffer.h
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@ -351,9 +351,9 @@ struct ircd::buffer::fixed_buffer
:array_type{{0}}
{}
fixed_buffer(const std::function<void (const mutable_raw_buffer &)> &closure)
fixed_buffer(const std::function<void (const mutable_buffer &)> &closure)
{
closure(mutable_raw_buffer{std::begin(*this), std::end(*this)});
closure(mutable_buffer{reinterpret_cast<mutable_buffer::iterator>(this->data()), this->size()});
}
fixed_buffer(buffer b)
@ -363,6 +363,13 @@ struct ircd::buffer::fixed_buffer
fixed_buffer() = default;
};
static_assert
(
// Assertion over an arbitrary but common template configuration.
std::is_standard_layout<ircd::buffer::fixed_buffer<ircd::buffer::const_buffer, 32>>::value,
"ircd::buffer::fixed_buffer must be standard layout"
);
/// Like unique_ptr, this template holds ownership of an allocated buffer
///
///