On Sun, 1 Sep 2019, Cy Schubert wrote:

I'm replying to this reply since I lost the original mail.

In message <201909011612.x81gc5dw097...@repo.freebsd.org>, Ed Maste writes:
Author: emaste
Date: Sun Sep  1 16:12:05 2019
New Revision: 351659
URL: https://svnweb.freebsd.org/changeset/base/351659

Log:
  libc: remove gets

  gets is unsafe and shouldn't be used (for many years now).  Leave it in
  the existing symbol version so anything that previously linked aginst it
  still runs, but do not allow new software to link against it.

  (The compatability/legacy implementation must not be static so that
  the symbol and in particular the compat sym gets@FBSD_1.0 make it
  into libc.)

  PR:           222796 (exp-run)
  Reported by:  Paul Vixie
  Reviewed by:  allanjude, cy, eadler, gnn, jhb, kib, ngie (some earlie
r)
  Relnotes:     Yes
  Sponsored by: The FreeBSD Foundation
  Differential Revision:        https://reviews.freebsd.org/D12298

This breaks <stdio.h> for most old standards, and bogotitifies the ifdefs
that attempt to support old standards.  <stdio.h> used to be more careful
with these ifdefs than most system headers.

C11 removed gets(), but POSIX.1-2017 (Issue 7) still has it (marked as
obsolescent).  Thus this change breaks support for all versions of POSIX.

Bruce
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