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Support for Tcl 9
The dyncall backend now requires dyncall 1.4 and adds support for callbacks, variable arguments and passing of structs by value.
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New class Interface for modeling COM objects.
New class Union to support C unions.
New base type uuid.
Array type declarations can now use aliases as the base type.
New type subcommands tobinary and frombinary to construct or deconstruct a binary string for any type declaration.
The nullifempty annotation may also be applied for types bytes, chars and unichars.
The nullifempty annotation may be used for optional out parameters to indicate they are optional.
Added saveerrors annotation to save errno and Win32 error values and the savederrors command to retrieve them.
New discard annotation to discard the result of a function call.
New annotation multisz to support MULTI_SZ strings on Windows.
New memory subcommands towinstring, fromwinstring, tounistring and fromunistring.
New command memory arena for stack-like memory allocation at script level.
New option -pack for Struct to control alignment and padding.
Added method size for structs and unions.
Allow last field in a struct to be a variable size array.
Integer values for enum types that are bitmasks are no longer automatically mapped to list of enum members. Note enum members are still implicitly converted to integer values. Incompatible change
New enum subcommand alias to couple an enum definition as an alias.
New enum subcommand names to return names of enum members.
pointer castable can now take multiple arguments.Pointer definitions within a struct or union have an implicit unsafe annotation.
New syntax for comments within functions and stdcalls definitions.
Output struct parameters can be passed as undefined variables.
Annotation retval can be applied to parameters to void functions.
Added option -ignoremissing to Wrapper methods functions and stdcalls to not raise error in case of missing shared library functions.
Lengths of variable size array parameters can be passed through byref or inout parameters.
On error exceptions, the errorCode variable now includes the numeric error code when one of the error handling annotations is present.
Enhanced help command.
Built-in aliases are now loaded in the ::cffi::c namespace and implicitly included in the search path.
Various bug fixes .