From: John Baldwin <jhb@FreeBSD.org> To: Robert Clausecker <fuz@fuz.su>, Konstantin Belousov <kib@freebsd.org> Cc: Robert Clausecker <fuz@freebsd.org>, src-committers@freebsd.org, dev-commits-src-all@freebsd.org, dev-commits-src-main@freebsd.org, Faraz Vahedi <kfv@kfv.io> Subject: Re: git: 5f732742ad5b - main - libc: Add free_sized() and free_aligned_sized() as per C23 In-Reply-To: <aifdH5XKiyPjXguR@fuz.su> References: <6a25dc0b.4729a.7f7225a7@gitrepo.freebsd.org> <aidusnnCokFs58xX@kib.kiev.ua> <aifdH5XKiyPjXguR@fuz.su>
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On 6/9/26 05:30, Robert Clausecker wrote: > Hi Konstantin, > > Am Tue, Jun 09, 2026 at 04:38:58AM +0300 schrieb Konstantin Belousov: >> On Sun, Jun 07, 2026 at 09:00:59PM +0000, Robert Clausecker wrote: >>> The branch main has been updated by fuz: >>> >>> URL: https://cgit.FreeBSD.org/src/commit/?id=5f732742ad5b3133a860a8969cf2bd13dc9ac358 >>> >>> commit 5f732742ad5b3133a860a8969cf2bd13dc9ac358 >>> Author: Faraz Vahedi <kfv@kfv.io> >>> AuthorDate: 2026-05-16 18:36:17 +0000 >>> Commit: Robert Clausecker <fuz@FreeBSD.org> >>> CommitDate: 2026-06-07 20:59:19 +0000 >>> >>> libc: Add free_sized() and free_aligned_sized() as per C23 >>> >> >>> +FBSD_1.9 { >>> + free_sized; >>> + free_aligned_sized; >> >>> + __free_sized; >>> + __free_aligned_sized; >> >> Why these two symbols (from private C namespace) need to be exported? >> And then, why they need to be exported in the public version? >> >>> +}; > > This is for consistency with the other libc allocator symbols, which are also > exported. I suppose this is useful if you e.g. wish to hook or replace the > allocation machinery, giving you access to the originals where desired. That's what RTLD_NEXT is for? -- John Baldwinhome | help