From 99b0cf260e603de1b3b6b99a98f6b136ee09098e Mon Sep 17 00:00:00 2001 From: Thomas Schwinge Date: Sun, 27 Oct 2013 23:19:17 +0100 Subject: open_issues/versioning: New. --- open_issues/versioning.mdwn | 67 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 open_issues/versioning.mdwn (limited to 'open_issues/versioning.mdwn') diff --git a/open_issues/versioning.mdwn b/open_issues/versioning.mdwn new file mode 100644 index 00000000..69a6cb20 --- /dev/null +++ b/open_issues/versioning.mdwn @@ -0,0 +1,67 @@ +[[!meta copyright="Copyright © 2012, 2013 Free Software Foundation, Inc."]] + +[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable +id="license" text="Permission is granted to copy, distribute and/or modify this +document under the terms of the GNU Free Documentation License, Version 1.2 or +any later version published by the Free Software Foundation; with no Invariant +Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license +is included in the section entitled [[GNU Free Documentation +License|/fdl]]."]]"""]] + +Things to consider regarding *versioning*. + +The provider and user of any interface need to agree about how to interpret the +data being exchanged. Internal-only interfaces can be changed easily, because +you can change the provider and user at the same time. Interfaces that are +exposed externally require more attention, for obvious reasons. To *change* +interfaces means to either remove, or add, or modify an existing interface. +Modify basically means to remove and then re-add a variant, re-using the former +name/identifier. + + +# [[RPC]]s + +## [[microkernel/mach/message/msgh_id]] + + +# Shared Libraries + + * [[!wikipedia soname]] + * ELF symbol versioning + * [[!wikipedia "GNU Libtool"]] + + +## Hurd + +Transition to "normal" ELF symbol versioning/libtool? + +For all libraries, the SONAME is currently set to *0.3*. [[!message-id +desc="Not changed" "87ob7cxbu6.fsf@kepler.schwinge.homeip.net"]] when doing the +[[Hurd 0.5 release|news/2013-09-27]]. + + +## glibc + +Bump the glibc SONAME to some point, or can do everything with symbol +versioning? + + +### IRC, freenode, #hurd, 2012-12-14 + +[[!tag open_issue_glibc open_issue_libpthread]] + +In context of [[packaging_libpthread]]/[[libpthread]]. + + once libc is switched internally from cthreads to pthreads (thus + breaking its BC), may be worth cleanup the hurd-specific exported symbols + pinotree: Yes. If you already have ideas about what to clean + up, feel free to add a new page or a section on open_issues/glibc. + we're gonna break backwards compatibility in glibc on hurd? that + could be the perfect moment to fix the /dev/fd/N problem without adding + new RPCs, though we'd probably have to break backwards-compatibility in + the exec server IIRC... + pochu: Oh, I have to re-read that discussion, but thanks for + reminding! + +[[!GNU_Savannah_bug 28934]], [[user/pochu]], [[!message-id +"4BFA500A.7030502@gmail.com"]]. -- cgit v1.2.3