Re: What is the difference between GNU groff and Mac OS X groff

[Peng Yu]

But my question is how to make the GNU groff the same as the original
Mac groff. I don't think all of you answer this question.

On 4/12/20, John Gardner <address@hidden> wrote:
> Use Homebrew <https://brew.sh/> to install the latest version of Groff:
>
> $ brew install groff
>
>
> For a full-blown setup:
>
> $ brew install groff ghostscript grap less
> $ brew tap alhadis/troff
> $ brew install alhadis/troff/man-db dformat
>
>
>
>> so if you care about up-to-date software, use a different operating
>> system
>
> Hah. If only it were that easy...
>
> On Mon, 13 Apr 2020 at 12:43, Bjarni Ingi Gislason <address@hidden>
> wrote:
>
>> On Sun, Apr 12, 2020 at 01:27:54PM -0500, Peng Yu wrote:
>> >  { echo ".ll 14.2i"; echo ".nr LL 14.2i"; cat
>> > '/usr/share/man/man1/man.1'; } | tbl | /usr/bin/groff -Wall -mtty-char
>> > -Tascii -mandoc -c | less -is
>> >
>> > When I use the above command (Mac OS X groff), it works fine.
>> >
>> >  { echo ".ll 14.2i"; echo ".nr LL 14.2i"; cat
>> > '/usr/share/man/man1/man.1'; } | tbl | groff -Wall -mtty-char -Tascii
>> > -mandoc -c | less -is
>> >
>> > When I use the above command (GNU groff), I see something like this.
>> >
>> > ESC[1m-M  pathESC[0m
>> >
>> > What options are needed to make GNU groff behave the same as Mac OS X
>> > groff? Thanks.
>> >
>>
>> Using on CentOS release 6.10 (Final)
>>
>> GNU groff version 1.18.1.4
>> Copyright (C) 2002 Free Software Foundation, Inc.
>>
>> less 436
>> Copyright (C) 1984-2009 Mark Nudelman
>>
>>   show no escapes on my terminal.
>>
>>   Maybe you have to add the option -R to "less" to interpret the
>> escapes.
>>
>>   Directing the output to a file could easy the reading (displaying) it
>> with different commands,
>>  like an editor, "less -r", "less -R", cat, etc.
>>
>> N.B.
>>
>>   For the meaning of escapes,
>>  see for example the man page "console_codes(4)" or
>>  look for the term "escape"
>>  in you man database (man -k ...)).
>>
>>  For knowing the diference, you have to read the changelog from your
>> distribution.
>>
>> --
>> Bjarni I. Gislason
>>
>>
>


-- 
Regards,
Peng