Ruby Issue Tracking System

Today

02:31 AM Ruby Bug #18947: Unexpected Errno::ENAMETOOLONG on Windows

There is another way that does not need the registry key. Go's runtime sets the undocumented `IsLongPathAwareProcess` bit (0x80 at PEB offset 3) at startup, which `RtlAreLongPathsEnabled` reads, so long paths work per-process regardless ... hsbt (Hiroshi SHIBATA)

07/27/2026

09:46 AM Ruby Revision 6ae46193 (git): [ruby/rubygems] List missing subcommands in bundle(1) UTILITIES section

bundle-env, bundle-fund, bundle-info, bundle-issue, bundle-licenses,
bundle-list, and bundle-pristine all have their own man pages but were
not listed in bundle(1), so they were never linked from the command
index.
https://github.com/ru... hsbt (Hiroshi SHIBATA)

07:48 AM Ruby Revision 27de7bec (git): [ruby/rubygems] Document pessimistic operator and eval_gemfile in gemfile(5)

The handwritten Gemfile guide on guides.rubygems.org is planned to be
replaced by this generated man page, but its explanation of the ~>
specifier and the eval_gemfile method have no equivalent here. Port
both ahead of the replacement so... hsbt (Hiroshi SHIBATA)

07:02 AM Ruby Bug #11438 (Closed): native_thread_init_stack() get machine.stack_start unequal to thread's stack start address, x86 win32

Applied in changeset commit:git|e585c9449965a6837374e0c5436cf4be731802df.
----------
win32: Use GetCurrentThreadStackLimits to set machine stack bounds
[Bug #11438]
VirtualQuery against a local variable address may return a region that... hsbt (Hiroshi SHIBATA)

07:01 AM Ruby Revision e585c944 (git): win32: Use GetCurrentThreadStackLimits to set machine stack bounds

[Bug #11438]
VirtualQuery against a local variable address may return a region that
does not span the whole thread stack when the interpreter is
initialized deep in the stack, such as Ruby embedded in another
application. stack_check() ... hsbt (Hiroshi SHIBATA)

06:51 AM Ruby Revision bb0fabde (git): mkmf: warn when nmake will not handle spaces in paths

String#unspace escapes whitespace with a backslash, which is a GNU
make convention that nmake does not interpret, and nmake cannot
express a directory containing spaces in `{dir}` inference paths in
any form. Building an extension from ... hsbt (Hiroshi SHIBATA)

07/24/2026

08:32 AM Ruby Bug #20958 (Closed): fix ENV.keys encoding on windows

https://github.com/ruby/ruby/pull/12368 has been merged. Thanks! hsbt (Hiroshi SHIBATA)

07:21 AM Ruby Bug #11438: native_thread_init_stack() get machine.stack_start unequal to thread's stack start address, x86 win32

https://github.com/ruby/ruby/pull/18054 hsbt (Hiroshi SHIBATA)

06:08 AM Ruby Revision ea376b8b (git): Retry transient network errors in notes-github-pr.rb

The Post-push hook died with Errno::ECONNRESET while fetching
email.yml before doing any work, failing the whole job. Retry
connection-level failures with backoff for both the email.yml
fetch and GitHub API calls.
https://github.com/rub... hsbt (Hiroshi SHIBATA)

03:53 AM Ruby Revision c07f03c3 (git): win32: Validate GetTempPathW result in socketpair_unix_path

When TMP/TEMP is longer than sun_path (108 chars), GetTempPathW
returns the required length without filling wpath, and the following
WideCharToMultiByte read past the end of the stack buffer. Fall
through to the next candidate directory ... hsbt (Hiroshi SHIBATA)