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Tue, 12 Mar 2024 21:44:07 +0000 (UTC) Content-Type: multipart/alternative; boundary="------------esotOt00UQ6l0Flt9L6GKmxA" Message-ID: <4da53188-feb2-42d2-9294-899715991be1@zentaur.org> Date: Tue, 12 Mar 2024 16:44:07 -0500 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: zsh-workers@zsh.org From: Clinton Bunch Subject: ANSI C standard of zsh X-Seq: 52740 Archived-At: X-Loop: zsh-workers@zsh.org Errors-To: zsh-workers-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-workers-request@zsh.org X-no-archive: yes List-Id: List-Help: , List-Subscribe: , List-Unsubscribe: , List-Post: List-Owner: List-Archive: This is a multi-part message in MIME format. --------------esotOt00UQ6l0Flt9L6GKmxA Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable I was looking at the development guide and saw this: The primary language is ANSI C as defined by the 1989 standard, but the code should always be compatible with late K&R era compilers ("The C Programming Language" 1st edition, plus "void" and "enum"). There are many hacks to avoid the need to actually restrict the code to K&R C -- check out the configure tests -- but always bear the compatibility requirements in mind. In particular, preprocessing directives must have the "#" unindented, and string pasting is not available. 5.9 does not compile with gcc's c89 on EL 8 or 9 (Rocky specifically). I intend to test FreeBSD and Solaris as well, but haven't yet. I will point out the C99 standard is now a quarter century old. I=20 propose that we update the development guide to remove the bit about the=20 1989=C2=A0standard (much less K&R compatibility) since it is no longer tr= ue,=20 and I personally question if it even makes sense as a goal 30+ years in=20 to development. --------------esotOt00UQ6l0Flt9L6GKmxA Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable

I was looking at the development guide and saw this:

The primary language is ANSI C as defined by the 1989 standard, =
but the
  code should always be compatible with late K&R era compilers ("The =
C
  Programming Language" 1st edition, plus "void" and "enum").  There are
  many hacks to avoid the need to actually restrict the code to K&R C=
 --
  check out the configure tests -- but always bear the compatibility
  requirements in mind.  In particular, preprocessing directives must
  have the "#" unindented, and string pasting is not available.


5.9 does not compile with gcc's c89 on EL 8 or 9 (Rocky specific=
ally).
I intend to test FreeBSD and Solaris as well, but haven't yet.

I will point out the C99 standard is now a quarter century old. I propose that we update the development guide to remove the bit about the 1989=C2=A0standard (much less K&R compatibility) since it is = no longer true, and I personally question if it even makes sense as a goal 30+ years in to development.

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