[#100689] [Ruby master Feature#17303] Make webrick to bundled gems or remove from stdlib — hsbt@...

Issue #17303 has been reported by hsbt (Hiroshi SHIBATA).

11 messages 2020/11/02

[#100715] [Ruby master Bug#17306] TestGCCompact#test_ast_compacts test failures — v.ondruch@...

Issue #17306 has been reported by vo.x (Vit Ondruch).

11 messages 2020/11/05

[#100720] [Ruby master Feature#17307] A way to mark C extensions as thread-safe, Ractor-safe, or unsafe — eregontp@...

Issue #17307 has been reported by Eregon (Benoit Daloze).

22 messages 2020/11/05

[#100744] [Ruby master Bug#17310] Closed ractors should die — marcandre-ruby-core@...

Issue #17310 has been reported by marcandre (Marc-Andre Lafortune).

12 messages 2020/11/08

[#100753] [Ruby master Feature#17312] New methods in Enumerable and Enumerator::Lazy: flatten, product, compact — zverok.offline@...

Issue #17312 has been reported by zverok (Victor Shepelev).

11 messages 2020/11/09

[#100763] [Ruby master Feature#17314] Provide a way to declare visibility of attributes defined by attr* methods in a single expression — radek.bulat@...

SXNzdWUgIzE3MzE0IGhhcyBiZWVuIHJlcG9ydGVkIGJ5IHJhZGFyZWsgKFJhZG9zxYJhdyBCdcWC

17 messages 2020/11/10

[#100777] [Ruby master Feature#17316] On memoization — sawadatsuyoshi@...

Issue #17316 has been reported by sawa (Tsuyoshi Sawada).

18 messages 2020/11/11

[#100788] [Ruby master Misc#17319] Rename Random::urandom to os_random and document random data sources — zofrex@...

Issue #17319 has been reported by zofrex (James Sanderson).

11 messages 2020/11/11

[#100807] [Ruby master Feature#17322] Deprecate `Random::DEFAULT` and introduce `Random.default()` method to provide Ractor-supported default random generator — ko1@...

Issue #17322 has been reported by ko1 (Koichi Sasada).

14 messages 2020/11/12

[#100816] [Ruby master Feature#17323] Ractor::LVar to provide ractor-local storage — ko1@...

Issue #17323 has been reported by ko1 (Koichi Sasada).

19 messages 2020/11/12

[#100849] [Ruby master Feature#17325] Adds Fiber#cancel, which forces a Fiber to break/return — nicholas.evans@...

Issue #17325 has been reported by nevans (Nicholas Evans).

17 messages 2020/11/14

[#100852] [Ruby master Feature#17326] Add Kernel#must! to the standard library — zimmerman.jake@...

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24 messages 2020/11/14

[#100858] [Ruby master Feature#17327] The Queue constructor should take an initial set of items — chris@...

Issue #17327 has been reported by chrisseaton (Chris Seaton).

10 messages 2020/11/15

[#100897] [Ruby master Feature#17330] Object#non — zverok.offline@...

Issue #17330 has been reported by zverok (Victor Shepelev).

21 messages 2020/11/17

[#100925] [Ruby master Feature#17331] Let Fiber#raise work with transferring fibers — nicholas.evans@...

Issue #17331 has been reported by nevans (Nicholas Evans).

12 messages 2020/11/18

[#100930] [Ruby master Feature#17333] Enumerable#many? — masafumi.o1988@...

Issue #17333 has been reported by okuramasafumi (Masafumi OKURA).

10 messages 2020/11/18

[#100971] [Ruby master Bug#17337] Don't embed Ruby build time configuration into Ruby — v.ondruch@...

Issue #17337 has been reported by vo.x (Vit Ondruch).

16 messages 2020/11/20

[#100999] [Ruby master Feature#17339] Semantic grouping on BigDecimal#to_s — co.chuma@...

Issue #17339 has been reported by chumaltd (Takahiro Chuma).

9 messages 2020/11/21

[#101071] [Ruby master Feature#17342] Hash#fetch_set — hunter_spawn@...

Issue #17342 has been reported by MaxLap (Maxime Lapointe).

26 messages 2020/11/25

[#101093] [Ruby master Misc#17346] DevelopersMeeting20201210Japan — mame@...

Issue #17346 has been reported by mame (Yusuke Endoh).

17 messages 2020/11/26

[#101141] [Ruby master Bug#17354] Module#const_source_location is misleading for constants awaiting autoload — tom@...

SXNzdWUgIzE3MzU0IGhhcyBiZWVuIHJlcG9ydGVkIGJ5IHRvbXN0dWFydCAoVG9tIFN0dWFydCku

21 messages 2020/11/29

[#101143] [Ruby master Feature#17355] Or-patterns (pattern matching like Foo(x) | Bar(x)) — fg@...

Issue #17355 has been reported by decuplet (Nikita Shilnikov).

8 messages 2020/11/29

[#101153] [Ruby master Feature#17356] Alignment of memory allocated through Fiddle struct's malloc — andrea.ribuoli@...

Issue #17356 has been reported by AndreaRibuoli (Andrea Ribuoli).

8 messages 2020/11/30

[ruby-core:101044] [Ruby master Bug#17337] Don't embed Ruby build-time configuration in Ruby

From: v.ondruch@...
Date: 2020-11-24 09:20:50 UTC
List: ruby-core #101044
Issue #17337 has been updated by vo.x (Vit Ondruch).


shyouhei (Shyouhei Urabe) wrote in #note-9:
> Ruby had already assumed the exact same runtime environment for both core & extensions.

While considering everything what was said here, this is not surprise. Nevertheless, I am not sure this is wildly known and documented enough.

However, in Red Hat ecosystem, this was never true. Build of Ruby RPM always happens on different system then build of RubyGems RPM packages. The configuration of the runtime system is certainly different from the builders. The underlying Kernel can change including changing important defaults. Using Ruby in containers, there is not enough information about undrlying Kernel, one cannot even rely on kernel-headers, because they very likely don't match. Discussing #16694 with RH toolchain folks, I was even suggested to use CLang to build Ruby itself, while keep using GCC to build extensions.

Therefore, given the real world use cases, isn't it time to reconsider this? I understand I'm leaving a lot of technical "details" aside, but if I could come in this case to Eventmachine upstream and say "you should not rely on Ruby detected configuration, do your own detection for best results, because Ruby upstream acknowledges the build time and runtime environment might differ", I'd be certainly in better place.

----------------------------------------
Bug #17337: Don't embed Ruby build-time configuration in Ruby
https://bugs.ruby-lang.org/issues/17337#change-88715

* Author: vo.x (Vit Ondruch)
* Status: Open
* Priority: Normal
* ruby -v: ruby 3.0.0dev (2020-11-04 master 704fb0b815) [x86_64-linux]
* Backport: 2.5: UNKNOWN, 2.6: UNKNOWN, 2.7: UNKNOWN
----------------------------------------
When Ruby 3.0 is built without C++ compiler available, subsequent builds of Eventmachine extensions (or any other gems that require C++ compiler) fail:

~~~
... snip ...

"make \"DESTDIR=\""
I. -I/usr/include -I/usr/include/ruby/backward -I/usr/include -I.  -DHAVE_OPENSSL_SSL_H -DHAVE_OPENSSL_ERR_H -DWITH_SSL -DBUILD_FOR_RUBY -DHAVE_RB_THREAD_CALL_WITHOUT_GVL -DHAVE_RB_THREAD_FD_SELECT -DHAVE_TYPE_RB_FDSET_T -DHAVE_RB_WAIT_FOR_SINGLE_FD -DHAVE_RB_TIME_NEW -DHAVE_INOTIFY_INIT -DHAVE_INOTIFY -DHAVE_WRITEV -DHAVE_PIPE2 -DHAVE_ACCEPT4 -DHAVE_CONST_SOCK_CLOEXEC -DOS_UNIX -DHAVE_EPOLL_CREATE -DHAVE_EPOLL -DHAVE_CLOCK_GETTIME -DHAVE_CONST_CLOCK_MONOTONIC_RAW -DHAVE_CONST_CLOCK_MONOTONIC    -fPIC -O2 -flto=auto -ffat-lto-objects -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1  -m64 -mtune=generic -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection  -m64 -o binder.o -c binder.cpp
make: I.: No such file or directory
make: [Makefile:237: binder.o] Error 127 (ignored)
~~~

This happens since [1].

I would like to question not just the commit, but the whole principle. Availability of C++ compiler during build of Ruby does not have anything to do with availability of C++ compiler during build of whatever Ruby extension.

Moreover, the machine where Ruby is built might be different from the machine where Ruby is used and the extension is installed. Typical examples are binary Linux distributions. RVM also uses precompiled Ruby binaries if I am not mistaken.

Therefore, I would appreciate if we reconsider embedding Ruby build-time configuration in Ruby and reusing it for Ruby extension build. This would solve the issue of Eventmachine I started with, and also issues such as #14422

Just FTR, to avoid this kind of issues, as a Ruby maintainer on Red Hat platforms, I am considering to ship rbconfig.rb in vendorlib, which would dynamically fix these issues. E.g. set the `CONFIG['CXX']` based on C++ compiler availability during extension build. But I'd like to avoid it, at least as a downstream modification.

[1]: https://github.com/ruby/ruby/commit/50b18e81295ad2d45975e4d8ea1e0c7e85140b97



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