[PATCH] time_t.3type: reference _TIME_BITS

[PATCH] time_t.3type: reference _TIME_BITS

[Sam James]

Just like we do with _FILE_OFFSET_BITS in off_t.3type.

Reference: https://wiki.gentoo.org/wiki/Project:Toolchain/time64_migration
Reference: https://sourceware.org/pipermail/libc-alpha/2022-January/134985.html
Signed-off-by: Sam James <sam@gentoo.org>
---
 man3type/time_t.3type | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/man3type/time_t.3type b/man3type/time_t.3type
index d40dd0c0d..9b8f07356 100644
--- a/man3type/time_t.3type
+++ b/man3type/time_t.3type
@@ -70,6 +70,12 @@ POSIX.1-2001 and later.
 POSIX.1-2001 and later.
 .PD
 .SH NOTES
+On some architectures,
+the width of
+.I time_t
+can be controlled with the feature test macro
+.BR _TIME_BITS .
+.PP
 .TP
 .I time_t
 The following headers also provide
-- 
2.38.0

Re: [PATCH] time_t.3type: reference _TIME_BITS

[Alejandro Colomar]

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Hi Sam,

On 10/13/22 02:33, Sam James wrote:
> Just like we do with _FILE_OFFSET_BITS in off_t.3type.
> 
> Reference: https://wiki.gentoo.org/wiki/Project:Toolchain/time64_migration
> Reference: https://sourceware.org/pipermail/libc-alpha/2022-January/134985.html
> Signed-off-by: Sam James <sam@gentoo.org>

Looks good.  However, I see there's no documentation at all about 
_TIME_BITS in the man-pages.  Maybe you want to send a patch for ftm(7)?

Thanks!

Alex

> ---
>   man3type/time_t.3type | 6 ++++++
>   1 file changed, 6 insertions(+)
> 
> diff --git a/man3type/time_t.3type b/man3type/time_t.3type
> index d40dd0c0d..9b8f07356 100644
> --- a/man3type/time_t.3type
> +++ b/man3type/time_t.3type
> @@ -70,6 +70,12 @@ POSIX.1-2001 and later.
>   POSIX.1-2001 and later.
>   .PD
>   .SH NOTES
> +On some architectures,
> +the width of
> +.I time_t
> +can be controlled with the feature test macro
> +.BR _TIME_BITS .
> +.PP
>   .TP
>   .I time_t
>   The following headers also provide

-- 
<http://www.alejandro-colomar.es/>

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