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Add error_code(error_code const& ec, source_location const* loc) and a corresponding assign

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This commit is contained in:
Peter Dimov
2022-05-05 05:02:37 +03:00
parent 5debb8a041
commit 256fe92dbb
5 changed files with 205 additions and 0 deletions
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16
include/boost/system/detail/error_code.hpp
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@@ -144,6 +144,17 @@ public:
*this = make_error_code( e );
}
error_code( error_code const& ec, source_location const * loc ) BOOST_NOEXCEPT:
d1_(), lc_flags_( 0 )
{
*this = ec;
if( ec.lc_flags_ != 0 && ec.lc_flags_ != 1 )
{
lc_flags_ = ( loc? reinterpret_cast<boost::uintptr_t>( loc ): 2 ) | ( ec.lc_flags_ & 1 );
}
}
template<class ErrorCodeEnum> error_code( ErrorCodeEnum e, source_location const * loc,
typename detail::enable_if<is_error_code_enum<ErrorCodeEnum>::value>::type* = 0 ) BOOST_NOEXCEPT:
d1_(), lc_flags_( 0 )
@@ -194,6 +205,11 @@ public:
*this = error_code( val, cat, loc );
}
void assign( error_code const& ec, source_location const * loc ) BOOST_NOEXCEPT
{
*this = error_code( ec, loc );
}
template<typename ErrorCodeEnum>
BOOST_SYSTEM_CONSTEXPR typename detail::enable_if<is_error_code_enum<ErrorCodeEnum>::value, error_code>::type &
operator=( ErrorCodeEnum val ) BOOST_NOEXCEPT