• ANNOUNCE: cffi 1.2.0 released

    From Ashok@21:1/5 to All on Thu Sep 29 09:10:12 2022
    # Tcl cffi package

    The Tcl `cffi` package permits calling C functions in shared libraries
    from within Tcl scripts via either the `libffi` or `dyncall` open source libraries.

    Source repository: https://github.com/apnadkarni/tcl-cffi.

    Documentation: https://cffi.magicsplat.com.

    Some additional tutorial material is available at https://www.magicsplat.com/blog/tags/cffi/

    Source distributions and binary packages for some platforms can be
    downloaded from https://sourceforge.net/projects/magicsplat/files/cffi.

    ## About the package

    Major features of the package are

    - Implicit conversions of numerics, strings, structs and arrays
    - Safety mechanisms for pointers
    - Encoding of string values passed and returned from C functions
    - Exception generation based on C function return values
    - Proc-like argument processing with defaults, error messages etc.
    - Utilities for managing memory and conversion to native formats
    - Extensible type aliases and enums
    - Introspection

    Limitations in the current version include

    - No support for *asynchronous* callbacks

    ## Changes in 1.2.0

    - New `Struct` methods `tonative!`, `setnative!`, `getnative!`, `getnativefields` to access structures via unsafe pointers.
    - Type alias for C99 `bool`
    - Miscellaneous bug fixes. See https://github.com/apnadkarni/tcl-cffi/milestone/12?closed=1

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