Skip site navigation (1)Skip section navigation (2)
Date:      Fri, 24 Mar 2023 03:01:43 -0600
From:      Warner Losh <imp@bsdimp.com>
To:        Yuri <yuri@aetern.org>
Cc:        Nuno Teixeira <eduardo@freebsd.org>, FreeBSD CURRENT <freebsd-current@freebsd.org>,  FreeBSD Mailing List <freebsd-ports@freebsd.org>
Subject:   Re: byteswap.h not found on 12 and 13
Message-ID:  <CANCZdfp=zTD5ctpjcQhDBexWP40d=z0GAd09Qa9eFM4yxXq9RQ@mail.gmail.com>
In-Reply-To: <CANCZdfrvHQTZqgGdZjm5Z_fa53g92c_6EHtKZpyRAsKwRsDcLw@mail.gmail.com>
References:  <CAFDf7UKq3bMgd3XA0=U10%2BLhOCY7fZCHds9DdBcrSuNidOityw@mail.gmail.com> <CANCZdfpT3nbZ%2BzHHtdsMDa88JsWr7Frw%2BRPGcy6B=P60DZL2_g@mail.gmail.com> <CAFDf7UL=av0KDAw2O3Fmf=x5wThezBokCQ2KHtW6wOZnn43bxQ@mail.gmail.com> <ef18fee5-358b-3c19-467b-2fd980dff797@aetern.org> <CANCZdfrvHQTZqgGdZjm5Z_fa53g92c_6EHtKZpyRAsKwRsDcLw@mail.gmail.com>

index | next in thread | previous in thread | raw e-mail

[-- Attachment #1 --]
And I just looked it up... unlike endian.h, byteswap.h is not in the draft
I have of issue 8 posix (due out this year or next, give or take).

Warner

On Fri, Mar 24, 2023 at 2:57 AM Warner Losh <imp@bsdimp.com> wrote:

> Yea, I just committed this
>
> commit 1761b09bf42d2842e82c1ac614c23d31c4d4c0dc
> Author: Warner Losh <imp@FreeBSD.org>
> Date:   Fri Jan 20 16:33:37 2023 -0700
>
>     byteswap.h: Add a glibc/linux compatible byteswap.h
>
>     For endian.h to work instead of sys/endian.h, some software needs
>     byteswap.h available. It must define {__,}byteswap_{16,32,64}.
>     Included sys/_endian.h to get an appropriate __byteswap16, etc
>     and defines the new macros in terms of them. Enhance _endian.h
>     to allow it to be included from here too.
>
>     Sponsored by:           Netflix
>     Reviewed by:            markj
>     Differential Revision:  https://reviews.freebsd.org/D32051
>
> which I MFC'd to 13, but after 13.1R and this isn't a good EN candidate.
> I've not bothered with stable/12 because I'm lame and have stopped MFCing
> stuff to it except critical fixes.
>
> Long term: this will make life better. Short term, it's less good since we
> have to still do old-school compatibility.
>
> I likely should write a man page for endian.h and byteswap.h
>
> Warner
>
> On Fri, Mar 24, 2023 at 2:48 AM Yuri <yuri@aetern.org> wrote:
>
>> Nuno Teixeira wrote:
>> > Hello Warner,
>> >
>> > My poudriere jails:
>> > ---
>> > 124amd64   12.4-RELEASE-p2      amd64         http         2023-03-17
>> > 08:04:15 /usr/local/poudriere/jails/124amd64
>> > 124i386    12.4-RELEASE-p2      i386          http         2023-03-17
>> > 08:04:38 /usr/local/poudriere/jails/124i386
>> > 131amd64   13.1-RELEASE-p7      amd64         http         2023-03-17
>> > 08:05:03 /usr/local/poudriere/jails/131amd64
>> > ---
>> >
>> > The strange thing is that 5.08 (old version) have #include <byteswap.h>
>> > too and compiles fine|:
>> > |
>> > https://github.com/sflow/sflowtool/issues/41
>> > <https://github.com/sflow/sflowtool/issues/41>;
>>
>> 5.08 seems to have it commented out:
>>
>> sflowtool-5.08/src/sflowtool.c:
>>
>> /*
>> #ifdef DARWIN
>> #include <architecture/byte_order.h>
>> #define bswap_16(x) NXSwapShort(x)
>> #define bswap_32(x) NXSwapInt(x)
>> #else
>> #include <byteswap.h>
>> #endif
>> */
>>
>>
>> > Warner Losh <imp@bsdimp.com <mailto:imp@bsdimp.com>> escreveu no dia
>> > sexta, 24/03/2023 à(s) 08:30:
>> >
>> >
>> >
>> >     On Fri, Mar 24, 2023, 9:23 AM Nuno Teixeira <eduardo@freebsd.org
>> >     <mailto:eduardo@freebsd.org>> wrote:
>> >
>> >         Hello all,
>> >
>> >         I'm getting a file not found on 12 and 13 compiling
>> >         net/sflowtool latest update:
>> >         It compile fine on 14.
>> >
>> >         I've searched 14 src and found:
>> >         ---
>> >         ./include/byteswap.h
>> >         ./contrib/ofed/include/byteswap.h
>> >         ./contrib/llvm-project/libcxx/include/__bit/byteswap.h
>> >         ---
>> >         Any clues?
>> >
>> >
>> >
>> >     I added it a short time ago. I thought I mfc'd it to 13 but not 12.
>> >     How recent a 13? It's a non standard glibc extension that may be in
>> >     the next posix standard though. I've not looked at the draft for it
>> >     yet to see if it complies or not.
>> >
>> >     Warner
>> >
>> >         Thanks,
>> >
>> >         ---
>> >         ===>  Building for sflowtool-6.01
>> >         --- all ---
>> >         /usr/bin/make  all-recursive
>> >         --- all-recursive ---
>> >         Making all in src
>> >         --- sflowtool.o ---
>> >         cc -DHAVE_CONFIG_H -I. -I..      -O2 -pipe
>> >          -fstack-protector-strong -fno-strict-aliasing -MT sflowtool.o
>> >         -MD -MP -MF .deps/sflowtool.Tpo -c -o sflowtool.o sflowtool.c
>> >         sflowtool.c:32:10: fatal error: 'byteswap.h' file not found
>> >         #include <byteswap.h>
>> >                  ^~~~~~~~~~~~
>> >         1 error generated.
>> >         *** [sflowtool.o] Error code 1
>> >         ---
>> >
>> >
>> >         --
>> >         Nuno Teixeira
>> >         FreeBSD Committer (ports)
>> >
>> >
>> >
>> > --
>> > Nuno Teixeira
>> > FreeBSD Committer (ports)
>>
>>

[-- Attachment #2 --]
<div dir="ltr"><div>And I just looked it up... unlike endian.h, byteswap.h is not in the draft I have of issue 8 posix (due out this year or next, give or take).</div><div><br></div><div>Warner</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Mar 24, 2023 at 2:57 AM Warner Losh &lt;<a href="mailto:imp@bsdimp.com">imp@bsdimp.com</a>&gt; wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">Yea, I just committed this<div><br></div><div>commit 1761b09bf42d2842e82c1ac614c23d31c4d4c0dc<br>Author: Warner Losh &lt;imp@FreeBSD.org&gt;<br>Date:   Fri Jan 20 16:33:37 2023 -0700<br><br>    byteswap.h: Add a glibc/linux compatible byteswap.h<br><br>    For endian.h to work instead of sys/endian.h, some software needs<br>    byteswap.h available. It must define {__,}byteswap_{16,32,64}.<br>    Included sys/_endian.h to get an appropriate __byteswap16, etc<br>    and defines the new macros in terms of them. Enhance _endian.h<br>    to allow it to be included from here too.<br><br>    Sponsored by:           Netflix<br>    Reviewed by:            markj<br>    Differential Revision:  <a href="https://reviews.freebsd.org/D32051" target="_blank">https://reviews.freebsd.org/D32051</a><br></div><div><br></div><div>which I MFC&#39;d to 13, but after 13.1R and this isn&#39;t a good EN candidate. I&#39;ve not bothered with stable/12 because I&#39;m lame and have stopped MFCing stuff to it except critical fixes.</div><div><br></div><div>Long term: this will make life better. Short term, it&#39;s less good since we have to still do old-school compatibility.</div><div><br></div><div>I likely should write a man page for endian.h and byteswap.h</div><div><br></div><div>Warner</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, Mar 24, 2023 at 2:48 AM Yuri &lt;<a href="mailto:yuri@aetern.org" target="_blank">yuri@aetern.org</a>&gt; wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">Nuno Teixeira wrote:<br>
&gt; Hello Warner,<br>
&gt; <br>
&gt; My poudriere jails:<br>
&gt; ---<br>
&gt; 124amd64   12.4-RELEASE-p2      amd64         http         2023-03-17<br>
&gt; 08:04:15 /usr/local/poudriere/jails/124amd64<br>
&gt; 124i386    12.4-RELEASE-p2      i386          http         2023-03-17<br>
&gt; 08:04:38 /usr/local/poudriere/jails/124i386<br>
&gt; 131amd64   13.1-RELEASE-p7      amd64         http         2023-03-17<br>
&gt; 08:05:03 /usr/local/poudriere/jails/131amd64<br>
&gt; ---<br>
&gt; <br>
&gt; The strange thing is that 5.08 (old version) have #include &lt;byteswap.h&gt;<br>
&gt; too and compiles fine|:<br>
&gt; |<br>
&gt; <a href="https://github.com/sflow/sflowtool/issues/41" rel="noreferrer" target="_blank">https://github.com/sflow/sflowtool/issues/41</a><br>;
&gt; &lt;<a href="https://github.com/sflow/sflowtool/issues/41" rel="noreferrer" target="_blank">https://github.com/sflow/sflowtool/issues/41</a>&gt;<br>;
<br>
5.08 seems to have it commented out:<br>
<br>
sflowtool-5.08/src/sflowtool.c:<br>
<br>
/*<br>
#ifdef DARWIN<br>
#include &lt;architecture/byte_order.h&gt;<br>
#define bswap_16(x) NXSwapShort(x)<br>
#define bswap_32(x) NXSwapInt(x)<br>
#else<br>
#include &lt;byteswap.h&gt;<br>
#endif<br>
*/<br>
<br>
<br>
&gt; Warner Losh &lt;<a href="mailto:imp@bsdimp.com" target="_blank">imp@bsdimp.com</a> &lt;mailto:<a href="mailto:imp@bsdimp.com" target="_blank">imp@bsdimp.com</a>&gt;&gt; escreveu no dia<br>
&gt; sexta, 24/03/2023 à(s) 08:30:<br>
&gt; <br>
&gt; <br>
&gt; <br>
&gt;     On Fri, Mar 24, 2023, 9:23 AM Nuno Teixeira &lt;<a href="mailto:eduardo@freebsd.org" target="_blank">eduardo@freebsd.org</a><br>
&gt;     &lt;mailto:<a href="mailto:eduardo@freebsd.org" target="_blank">eduardo@freebsd.org</a>&gt;&gt; wrote:<br>
&gt; <br>
&gt;         Hello all,<br>
&gt; <br>
&gt;         I&#39;m getting a file not found on 12 and 13 compiling<br>
&gt;         net/sflowtool latest update:<br>
&gt;         It compile fine on 14.<br>
&gt; <br>
&gt;         I&#39;ve searched 14 src and found:<br>
&gt;         ---<br>
&gt;         ./include/byteswap.h<br>
&gt;         ./contrib/ofed/include/byteswap.h<br>
&gt;         ./contrib/llvm-project/libcxx/include/__bit/byteswap.h<br>
&gt;         ---<br>
&gt;         Any clues?<br>
&gt; <br>
&gt; <br>
&gt; <br>
&gt;     I added it a short time ago. I thought I mfc&#39;d it to 13 but not 12.<br>
&gt;     How recent a 13? It&#39;s a non standard glibc extension that may be in<br>
&gt;     the next posix standard though. I&#39;ve not looked at the draft for it<br>
&gt;     yet to see if it complies or not.<br>
&gt; <br>
&gt;     Warner<br>
&gt; <br>
&gt;         Thanks,<br>
&gt; <br>
&gt;         ---<br>
&gt;         ===&gt;  Building for sflowtool-6.01<br>
&gt;         --- all ---<br>
&gt;         /usr/bin/make  all-recursive<br>
&gt;         --- all-recursive ---<br>
&gt;         Making all in src<br>
&gt;         --- sflowtool.o ---<br>
&gt;         cc -DHAVE_CONFIG_H -I. -I..      -O2 -pipe<br>
&gt;          -fstack-protector-strong -fno-strict-aliasing -MT sflowtool.o<br>
&gt;         -MD -MP -MF .deps/sflowtool.Tpo -c -o sflowtool.o sflowtool.c<br>
&gt;         sflowtool.c:32:10: fatal error: &#39;byteswap.h&#39; file not found<br>
&gt;         #include &lt;byteswap.h&gt;<br>
&gt;                  ^~~~~~~~~~~~<br>
&gt;         1 error generated.<br>
&gt;         *** [sflowtool.o] Error code 1<br>
&gt;         ---<br>
&gt; <br>
&gt; <br>
&gt;         -- <br>
&gt;         Nuno Teixeira<br>
&gt;         FreeBSD Committer (ports)<br>
&gt; <br>
&gt; <br>
&gt; <br>
&gt; -- <br>
&gt; Nuno Teixeira<br>
&gt; FreeBSD Committer (ports)<br>
<br>
</blockquote></div>
</blockquote></div></div>
help

Want to link to this message? Use this
URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?CANCZdfp=zTD5ctpjcQhDBexWP40d=z0GAd09Qa9eFM4yxXq9RQ>