[PATCH 0/2] newlib/libc/time/strftime: table format fix man, tbl, groff multi-page table issues

Brian Inglis Brian.Inglis@Shaw.ca
Thu Feb 23 15:12:49 GMT 2023

On 2023-02-22 13:10, Jon Turney wrote:
> On 20/02/2023 23:20, Brian Inglis wrote:
>> On 2023-02-20 15:03, Jon Turney wrote:
>>> On 20/02/2023 20:25, Brian Inglis wrote:
>>>> On 2023-02-20 02:45, Corinna Vinschen wrote:
>>>>> Hi Brian,
>>>>> On Feb 17 13:49, Brian Inglis wrote:
>>>>>> Brian Inglis (2):
>>>>>>    newlib/libc/time/strftime.c: split table of conversion
>>>>>>      specifiers to fix man, tbl, groff multi-page table issues
>>>>>>    newlib/libc/Makefile.inc: sed fix strftime.3 table format
>>>>>>      man, tbl, groff multi-page issues
>>>>>>   newlib/libc/time/strftime.c | 3 ++-
>>>>>>   newlib/libc/Makefile.inc    | 1 +
>>>>>>   2 files changed, 3 insertions(+), 1 deletion(-)
>>>>>> -- 
>>>>>> 2.39.0
>>>>> Would you mind terribly to add more text to the commit messages?
>>>>> explaining the problem, and its fix?  Just the subject line is quite
>>>>> terse.
>>>>> For patch 1, why adding the split and what's the desired effect.  For
>>>>> patch 2, what problem is the sed call fixing and what is the sed
>>>>> expression doing?
>>>> Thanks Corinna, You're right - will redo all v3.
>>> You should also describe why this must be fixed in this ad-hoc fasion, rather 
>>> than in the chew markup or makedocbook.
>> I'll also ref the discussion with Branden, following comments from linux-man,
>> the newlib man generation by docbook2man is incompatible with how man is 
>> incompatible with groff/tbl/grohtml:
>> https://lists.gnu.org/archive/html/bug-groff/2023-02/msg00118.html
> Thanks, interesting reading.
>> via makedocbook python script which generates xml (attached), then
>> docbook generates html, man pages, PDFs, texinfo, and the latter
>> generate libc info.]
> This statement of yours is incorrect:
> The embedded documentation is processed ('chewed') by makedoc into texinfo, from 
> which html, info and PDFs are generated.
> The embedded documentation is also processed by makedocbook into docbook from 
> which manpages are generated.

I realized I switched them due to similar names and possibly ToD or coffee lack.

> Whatever you think of docbook as a pivot format for generating the manpages, 
> texinfo is much worse.

Not my opinion - I don't mind GMLs or roffs - BTDT.

> In theory you could use makedocbook as a starting point for directly outputting 
> groff manpages, if that's the only way to generate manpages of the quality desired.
>> I dug and could not find a good point to alter generation of tables > page 
>> size that may not adversely affect other [newlib] doc man page tables, where 
>> the problem occurs solely on that strftime.3 man page!
> These seem like generic problem in the docbook2man XSLT, which should be fixed 
> there.

The problem is man -> tbl -> groff - see other reply.
It may be fixed in groff v + 2.

Take care. Thanks, Brian Inglis              Calgary, Alberta, Canada

La perfection est atteinte                   Perfection is achieved
non pas lorsqu'il n'y a plus rien à ajouter  not when there is no more to add
mais lorsqu'il n'y a plus rien à retirer     but when there is no more to cut
                                 -- Antoine de Saint-Exupéry

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