[ERR5RS] Rationale and ease of use

Lynn Winebarger owinebar at gmail.com
Wed Sep 5 20:39:49 PDT 2007


On 9/4/07, William Clinger <cesura17 at yahoo.com> wrote:
> In the R6RS editors' email discussion
> (which I haven't had time to put into searchable
> form since it were made public, or I would cite
> the URL), I suggested that R6RS programmers should
> be allowed to specify which semantics is used for
> each library.  That went nowhere.

    Maybe David or Howard would be willing to make searchable versions
of the email archives of R6RS (editors), R6RS-discuss, and even the
old rnrs mailing lists available through scheme-punks.  It would
certainly be handy for the various discussions.

     I would like to suggest that ERR5RS include "top-level" as a
distinguished library name to allow a library to reference top-level
variables.  It's also possible, if ERR5RS is less rigid than R6RS,
that identifiers not otherwise bound would default to top-level
variables.  If top-level were explicitly specifiable, then it would
usually be desirable to limit the imports to a specific set.

Lynn



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