> Internally, Racket's _immediate_ compatibility layer over > operating-system facilities has been moved into its own library, > "rktio", so it can be used in future Racket implementations. > [...]
Is it _immediate_ or _intermediate_ ? Gustavo On Wed, Jul 26, 2017 at 3:08 PM, Vincent St-Amour <stamo...@eecs.northwestern.edu> wrote: > Ok, so here's what I have so far. Comments welcome. In particular, could > someone double-check that my summary of the Win 10 Creators' update is > accurate? > > Vincent > > ---------------------------------------------------------------------- > Racket version 6.10 is now available from > > http://racket-lang.org/ > > Note: Graphical Racket programs such as DrRacket are affected by a bug > in the Windows 10 Creators update which can lead to blue screens and > require reboots. We are aware of the issue, and have mitigated it in > DrRacket, which reduces the incidence of crashes. Microsoft has > diagnosed the issue and will release a fix in a future Windows update. > Additional details are available here: > https://github.com/racket/racket/issues/1671 > > * Internally, Racket's immediate compatibility layer over > operating-system facilities has been moved into its own library, > "rktio", so it can be used in future Racket implementations. This > change should be transparent, but the refactoring moves code that > has many compiler and OS dependencies, so we expect a new glitch or > two in less-common build and execution environments. Please report > problems at https://github.com/racket/racket/issues . > > * Racket supports cross-compilation of executables in more cases, > including executables that depend on packages for foreign libraries. > > * The `struct` form supports an `#:authentic` annotation to declare > that chaperones and impersonators are never allowed on instances of > the declared structure type. This annotation is intended for use on > a library's internal data structures, where it won't interfere with > contracts or other forms of extension at a library's interface. It > can sometimes provide a small performance boost. > > * RackUnit adds `nested-info` and `string-info` to grant custom checks > more control over the display and layout of check failure info. > > * The `raco test` command provides the `++arg` and `++args` flags to > pass arguments to tested programs. > > * Typed Racket has types for immutable, mutable, and weak hashtables; in > other words the type `(HashTable K V)` is a union `(U > (Immutable-HashTable K V) (Mutable-HashTable K V) (Weak-HashTable K > V))`. Standard library functions may have more specific return types. > For example, `hash-set` has type `(-> (HashTable K V) K V > (Immutable-HashTable K V))`. When an immutable hashtable flows from > untyped code to typed code, Typed Racket may use a flat contract to > verify its type (provided the table's key and value types are flat). > > * The Typed Racket Optimizer is disabled in untrusted contexts (e.g., > sandboxes). This prevents unsoundness in the Typed Racket type system > from being used to get access to unsafe operations. > > * Racket's internal runtime adds a `scheme_atexit` procedure with > identical behavior as `atexit` defined in libc. > > The following people contributed to this release: > Alex Knauth, Alexander McLin, Alexis King, Andrew Kent, Ben Greenman, > Ben Noordhuis, catull, Conor Finegan, Daniel Feltey, Ethan Estrada, > Georges Dupéron, Gary F. Baumgartner, Gianluca Ciccarelli, Gustavo > Massaccesi, Harold Carr, Jack Firth, Jay McCarthy, John Clements, > Kimball Germane, Leandro Facchinetti, Lehi Toskin, Leif Andersen, > Matthew Butterick, Matthew Flatt, Matthias Felleisen, Michael Orlitzky, > Milo Turner, Mohsen Keyhani, Philip McGrath, Robby Findler, Rob Bassi, > Ryan Culpepper, Sam Caldwell, Sam Tobin-Hochstadt, Scott Moore, Spencer > Florence, Stephen Chang, Stephen De Gabrielle, Vincent St-Amour, WarGrey > Gyoudmon Ju, and William J. Bowman. > > Feedback Welcome > ---------------------------------------------------------------------- > > > > > > On Tue, 18 Jul 2017 12:47:21 -0500, > Vincent St-Amour wrote: >> >> The release announcement sketch that I have so far is below. Please >> mail me new items and/or edits. >> >> Please phrase announcements using complete sentences and avoid the >> word "now". >> ---------------------------------------------------------------------- >> >> General >> - Windows 10 creator's update bug >> - MacOS docs opening bug (mostly worked around, but some open questions? >> pr15458, #127 @ drracket) >> >> Leif Andersen >> - scheme_atexit (a8fa5d4ebb693201ab4454ca29a74c2e5c4dafd8 @ racket) >> - mzrt_sema_trywait (5c27f5550c12edf7605d8714f6870f4a706bd500 @ racket) >> >> Dan Feltey >> - check-syntax coloring changes (56d6a1b3d822155dc33c495bf746c101bc352661 @ >> drracket) >> >> Robby Findler >> - disable online check-syntax on monoprocessors >> (2ec3dc0489f681920d9944940444783ac72b7ffc @ drracket) >> - doc lookup on MacOS (f175148ca3d26e97d4b68df9f73d693a0ae74243 @ racket) >> >> Conor Finegan >> - raco test ++args (9852afe1b1415e3630baed75675a833a559144a7 @ racket) >> >> Jack Firth >> - rackunit changes (748d1655c80097464e8496ebae432ab6cf1318cc >> b7ebc3e6eb3cecda309db8210cdcd2de7754206a >> 1fc5a1532b7e2daebd8862ef7fd728ab255817a6 etc. @ rackunit) >> >> Matthew Flatt >> - rktio (64146e94dc72d3744ff47b109f77be9bafda3113 @ racket) >> - improve cross-compilation (c917434a86162a7b96e8766f244d013c9c25dc34 >> d469265a6e60b4632457ca6a35163746e9464bdf @ racket) >> - authentic structs (f43234e1cbed1aa3da993750aec329b195d2f8cd @ racket) >> - ffi/unsafe/global (87c0ca84a81aa55c1f7b93a1bc9e54945b992a79 @ racket) >> - fix executable creation (c082d77c971f7a042cf69de9df150c80e9384b71 @ racket) >> >> Ben Greenman >> - types for immutable data (fae58e140dc35f0fb144081ffd9c3798db4e19cf @ >> typed-racket) >> >> Andrew Kent >> - refinement improvements (80d1654dee27b1c2c36693e09fc6a09efcfeef7a @ >> typed-racket) >> >> Scott Moore >> - disable TR optimizations in unsafe contexts >> (214d597e4b18c57ebed027597b8ea1d5f3bb900e @ typed-racket) >> >> Vincent St-Amour >> - additional kinds of vector chaperones >> (13443dec923238bd22fbd41404e68e5d4749bfd0 @ racket) >> >> ---------------------------------------------------------------------- >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Racket Developers" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to racket-dev+unsubscr...@googlegroups.com. >> To post to this group, send email to racket-dev@googlegroups.com. >> To view this discussion on the web visit >> https://groups.google.com/d/msgid/racket-dev/m2d18xy6vq.wl-stamourv%40eecs.northwestern.edu. >> For more options, visit https://groups.google.com/d/optout. > > -- > You received this message because you are subscribed to the Google Groups > "Racket Developers" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to racket-dev+unsubscr...@googlegroups.com. > To post to this group, send email to racket-dev@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/racket-dev/m260efrrzv.wl-stamourv%40eecs.northwestern.edu. > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "Racket Developers" group. 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