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Matthew Flatt 0ae3ef7b42 suppress built-in functions in stack traces
Experiment with removing built-in Racket functions in stack traces to
make the trace less noisy. "Built-in" is defined as code that exists
in the built-in modules. On CS, built-in code is detected as residing
in the static generation. (Also, on CS, the code must have a name but
no source location or detailed debugging information to be
suppressed.) On BC, a code object has a bit set if it's loaded at boot
time.

This change makes stack traces look more like Racket BC traces before
the macro expander was implemented in Racket. The frames for built-in
functions have been useful for implementing the expander and Racket
CS, but probably they're just noise for most users most of the time.

Set the `PLT_SHOW_BUILTIN_CONTEXT` environment variable to preserve
all available frames in the stack trace.
2020-08-28 13:01:47 -06:00
.github Clean up uuid dependencies from workflows (#3331) 2020-08-03 19:21:48 +02:00
pkgs prefer XDG paths, but fall back to old paths 2020-08-28 09:26:40 -06:00
racket suppress built-in functions in stack traces 2020-08-28 13:01:47 -06:00
.gitattributes Don't include git files in archives. 2010-05-12 01:46:05 -04:00
.gitignore Fix typo. 2019-06-21 12:32:37 -05:00
.lgtm.yml Fetch PB to start LGTM build 2020-08-07 12:17:17 +02:00
.mailmap Minor metadata changes. 2019-10-15 08:09:32 -04:00
.makefile makefile: adjust pb fetch for older git clients 2020-08-15 07:46:11 -06:00
build.md fix typo 2020-08-20 18:39:33 -06:00
LICENSE Recent GMP is under LGPL v3. 2020-05-01 22:26:25 -04:00
Makefile makefile: adjust pb fetch for older git clients 2020-08-15 07:46:11 -06:00
README.md fix broken build guide link 2020-07-20 09:02:28 -04:00

Racket is a general-purpose programming language and an ecosystem for language-oriented programming.

This repository holds the source code for the core of Racket plus some related packages. The rest of the Racket distribution source code is in other repositories, mostly under the Racket GitHub organization.

Quick Start

Pre-built versions of Racket for a variety of operating systems and architectures, as well as convenient source distributions are available at

https://download.racket-lang.org

Racket comes with extensive documentation, including several tutorials. You can read all of this documentation, as well as documentation for third-party packages at

https://docs.racket-lang.org

Building from Source

For information on building Racket from this repository, see the Build Guide.

Contributing


Contribute to Racket by submitting a pull request, joining the development mailing list, or visiting the IRC or Slack channels.

By making a contribution, you are agreeing that your contribution is licensed under the LGPLv3, Apache 2.0, and MIT licenses. Those licenses are available in this repository in the files racket/src/LICENSE-LGPL.txt, racket/src/LICENSE-APACHE.txt, and racket/src/LICENSE-MIT.txt.

See the Racket Build Guide for more guidance on contributing.

The Friendly Environment Policy contains guidelines on expected behavior within the Racket community.

License

Racket is free software; see LICENSE for more details.