Aurelien Jarno dixit:
>I am not an m68k porter, and I am not planning to try things. m68k is
>lagging upstream wrt other architectures. Please work with upstream to
>fix things, then I can include tested and accepted patches.
I’m not an m68k porter either, but this fix is easily done from working
with a libc (BSD libc in my case) skills. But okay. Am I guessing that
libc-po...@sourceware.org is “upstream”? It was hard to find information
about eglibc-ports on the ’net.
Anyway, here it is:
Dixi quod…
>Aurelien Jarno dixit:
>
>>I have dropped it in favor of the default version for the next upload.
>
>Why don’t you just use these? (Tested for 32-bit and 64-bit both.)
>I’ve not looked at other architectures atm though.
>
>--- usr/include/m68k-linux-gnu/bits/byteswap.h~ 2011-12-17
>02:44:08.000000000 +0000
>+++ usr/include/m68k-linux-gnu/bits/byteswap.h 2011-12-17 02:49:34.000000000
>+0000
>@@ -1,5 +1,5 @@
> /* Macros to swap the order of bytes in integer values. m68k version.
>- Copyright (C) 1997, 2002, 2008 Free Software Foundation, Inc.
>+ Copyright (C) 1997, 2002, 2008, 2011 Free Software Foundation, Inc.
> This file is part of the GNU C Library.
>
> The GNU C Library is free software; you can redistribute it and/or
>@@ -50,15 +50,15 @@
> #if defined __GNUC__ && __GNUC__ >= 2 && !defined(__mcoldfire__)
> # define __bswap_32(x) \
> __extension__ \
>- ({ unsigned int __bswap_32_v; \
>- if (__builtin_constant_p (x)) \
>- __bswap_32_v = __bswap_constant_32 (x); \
>+ ({ unsigned int __bswap_32_v, __bswap_32_x = (x); \
>+ if (__builtin_constant_p (__bswap_32_x)) \
>+ __bswap_32_v = __bswap_constant_32 (__bswap_32_x); \
> else \
> __asm__ __volatile__ ("ror%.w %#8, %0;" \
> "swap %0;" \
> "ror%.w %#8, %0" \
> : "=d" (__bswap_32_v) \
>- : "0" ((unsigned int) (x))); \
>+ : "0" (__bswap_32_x)); \
> __bswap_32_v; })
> #else
> static __inline unsigned int
>@@ -85,11 +85,12 @@
> __extension__
> \
> ({ union { unsigned long long int __ll; \
> unsigned long int __l[2]; } __bswap_64_v, __bswap_64_r; \
>- if (__builtin_constant_p (x)) \
>- __bswap_64_r.__ll = __bswap_constant_64 (x); \
>+ unsigned long long int __bswap_64_x = (x);
>\
>+ if (__builtin_constant_p (__bswap_64_x)) \
>+ __bswap_64_r.__ll = __bswap_constant_64 (__bswap_64_x);
>\
> else \
> { \
>- __bswap_64_v.__ll = (x); \
>+ __bswap_64_v.__ll = __bswap_64_x; \
> __bswap_64_r.__l[0] = __bswap_32 (__bswap_64_v.__l[1]); \
> __bswap_64_r.__l[1] = __bswap_32 (__bswap_64_v.__l[0]); \
> } \
Aurelien Jarno dixit:
>Other architectures don't have this problem with byteswap.h
I see. I didn’t know that for sure, so I suggested that in
general someone should look at it.
bye,
//mirabilos
PS: Please fix your MTA; hall.aurel32.net is sending 8-bit
data to a receiving MTA that does not announce 8BITMIME
support in its EHLO response. Or your MUA to use Quoted-
Printable by default.
--
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seconds since the Epoch precisely represent the number of
seconds between the referenced time and the Epoch.”
-- IEEE Std 1003.1b-1993 (POSIX) Section B.2.2.2
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