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Date: Wed, 5 Jan 2022 21:09:59 +0900
From: Akira Yokosawa <akiyks@...il.com>
To: Mauro Carvalho Chehab <mchehab@...nel.org>
Cc: hch@....de, linux-doc@...r.kernel.org,
linux-kernel@...r.kernel.org, corbet@....net
Subject: Re: [PATCH 1/1] scripts: sphinx-pre-install: add required ctex
dependency
On Wed, 5 Jan 2022 08:48:09 +0100, Mauro Carvalho Chehab wrote:
> Em Tue, 4 Jan 2022 19:26:10 +0900
> Akira Yokosawa <akiyks@...il.com> escreveu:
>
>> On Tue, 4 Jan 2022 09:05:48 +0100, Mauro Carvalho Chehab wrote:
>>> Em Tue, 4 Jan 2022 10:54:52 +0900
>>> Akira Yokosawa <akiyks@...il.com> escreveu:
>>>
>>>> Hi Mauro, see inline comments below.
>>>>
>>>> On Tue, 4 Jan 2022 09:04:30 +0900, Akira Yokosawa wrote:
>>>>> Hi,
>>>>>
>>>>> On Mon, 03 Jan 2022 15:46:30 -0700, Jonathan Corbet <corbet@....net> wrote:
>>>>>> Mauro Carvalho Chehab <mchehab@...nel.org> writes:
>>>>>>
>>>>>>> After a change meant to fix support for oriental characters
>>>>>>> (Chinese, Japanese, Korean), ctex stylesheet is now a requirement
>>>>>>> for PDF output.
>>>>>
>>>>> FWIW, ctexhook.sty is a new requirement of xeCJK.sty v3.8.7 released
>>>>> in June 2021.
>>>>>
>>>>> Thanks, Akira
>>>>>
>>>>>>>
>>>>>>> Reported-by: Christoph Hellwig <hch@....de>
>>>>>>> Signed-off-by: Mauro Carvalho Chehab <mchehab@...nel.org>
>>>>>>> ---
>>>>>>>
>>>>>>> See [PATCH 0/1] at: https://lore.kernel.org/all/cover.1641243581.git.mchehab@kernel.org/
>>>>>>>
>>>>>>> scripts/sphinx-pre-install | 1 +
>>>>>>> 1 file changed, 1 insertion(+)
>>>>>>>
>>>>>>> diff --git a/scripts/sphinx-pre-install b/scripts/sphinx-pre-install
>>>>>>> index 288e86a9d1e5..46aaab414098 100755
>>>>>>> --- a/scripts/sphinx-pre-install
>>>>>>> +++ b/scripts/sphinx-pre-install
>>>>>>> @@ -78,6 +78,7 @@ my %texlive = (
>>>>>>> 'ucs.sty' => 'texlive-ucs',
>>>>>>> 'upquote.sty' => 'texlive-upquote',
>>>>>>> 'wrapfig.sty' => 'texlive-wrapfig',
>>>>>>> + 'ctexhook.sty' => 'texlive-ctex',
>>>>>>> );
>>>>>>
>>>>
>>>> I'm afraid this update of the list for Fedora/openSUSE won't help
>>>> Debian Stable (bullseye) users.
>>>>
>>>> ctexhook.sty is in texlive-lang-chinese on Debian/Ubuntu.
>>>
>>> On such case, it is needed to map it for Debian/Ubuntu.
>>> Could you please test the enclosed patch, applied on the top
>>> of the previous one?
>>
>> Looks like we need an additional hunk. See below.
>>
>> Thanks, Akira
>>
>>>
>>> Thanks!
>>> Mauro
>>>
>>> -
>>>
>>> [PATCH] scripts: sphinx-pre-install: Fix ctex support on Debian
>>>
>>> The name of the package with ctexhook.sty is different on
>>> Debian/Ubuntu.
>>>
>>> Reported-by: Akira Yokosawa <akiyks@...il.com>
>>> Signed-off-by: Mauro Carvalho Chehab <mchehab@...nel.org>
>>>
>>> diff --git a/scripts/sphinx-pre-install b/scripts/sphinx-pre-install
>>> index 46aaab414098..ea96d18ee946 100755
>>> --- a/scripts/sphinx-pre-install
>>> +++ b/scripts/sphinx-pre-install
>>> @@ -367,6 +367,7 @@ sub give_debian_hints()
>>> "Pod::Usage" => "perl-modules",
>>> "xelatex" => "texlive-xetex",
>>> "rsvg-convert" => "librsvg2-bin",
>>> + "texlive-ctex" => "texlive-lang-chinese",
>>> );
>>>
>>> if ($pdf) {
>>>
>> @@ -380,6 +381,7 @@ sub give_debian_hints()
>> }
>>
>> check_program("dvipng", 2) if ($pdf);
>> + check_missing_tex(2) if ($pdf);
>> check_missing(\%map);
>>
>> return if (!$need && !$optional);
>>
>
> This would be more complex than that, and per-distro tests are
> required, in order to avoid the script to fail on other
> distros.
Thank you for looking into this!
I must admit I'm far from grasping how this perl script works...
>
> Something like the following (possibly incomplete) patch.
I'll test it under various distros/setups.
It may take a while.
Thanks, Akira
>
> Thanks,
> Mauro
>
> [PATCH RFC] scripts: sphinx-pre-install: better handle pdf dependencies
>
> Not all distro hints check for missing LaTeX dependencies.
> So add a call for it for check_missing_tex() to all distros.
>
> While here, change the parameters to pass the map hash, as
> distro-specific mapping could be needed.
>
> Reported-by: Akira Yokosawa <akiyks@...il.com>
> Signed-off-by: Mauro Carvalho Chehab <mchehab@...nel.org>
>
> diff --git a/scripts/sphinx-pre-install b/scripts/sphinx-pre-install
> index ea96d18ee946..03c252590e54 100755
> --- a/scripts/sphinx-pre-install
> +++ b/scripts/sphinx-pre-install
> @@ -227,7 +227,8 @@ sub check_pacman_missing($$)
>
> sub check_missing_tex($)
> {
> - my $is_optional = shift;
> + my $map = %{$_[0]};
> + my $is_optional = 2;
> my $kpsewhich = findprog("kpsewhich");
>
> foreach my $prog(keys %texlive) {
> @@ -381,6 +382,7 @@ sub give_debian_hints()
> }
>
> check_program("dvipng", 2) if ($pdf);
> + check_missing_tex(\%map) if ($pdf);
> check_missing(\%map);
>
> return if (!$need && !$optional);
> @@ -449,7 +451,7 @@ sub give_redhat_hints()
>
> check_rpm_missing(\@fedora26_opt_pkgs, 2) if ($pdf && !$old);
> check_rpm_missing(\@fedora_tex_pkgs, 2) if ($pdf);
> - check_missing_tex(2) if ($pdf);
> + check_missing_tex(\%map) if ($pdf);
> check_missing(\%map);
>
> return if (!$need && !$optional);
> @@ -503,7 +505,7 @@ sub give_opensuse_hints()
> # "Noto Sans CJK SC" on openSUSE
>
> check_rpm_missing(\@suse_tex_pkgs, 2) if ($pdf);
> - check_missing_tex(2) if ($pdf);
> + check_missing_tex(\%map) if ($pdf);
> check_missing(\%map);
>
> return if (!$need && !$optional);
> @@ -548,6 +550,7 @@ sub give_mageia_hints()
> }
>
> check_rpm_missing(\@tex_pkgs, 2) if ($pdf);
> + # check_missing_tex(\%map) if ($pdf);
> check_missing(\%map);
>
> return if (!$need && !$optional);
> @@ -578,6 +581,7 @@ sub give_arch_linux_hints()
> "noto-fonts-cjk", 2);
> }
>
> + check_missing_tex(\%map) if ($pdf);
> check_missing(\%map);
>
> return if (!$need && !$optional);
> @@ -604,6 +608,8 @@ sub give_gentoo_hints()
> "media-fonts/noto-cjk", 2);
> }
>
> + # Gentoo doesn't need to map tex, as there's a single package,
> + # and extra fonts are mapped via check_missing_file()
> check_missing(\%map);
>
> return if (!$need && !$optional);
> @@ -622,7 +628,7 @@ sub give_gentoo_hints()
> printf("\tsudo su -c 'echo \"$cairo\" > $portage_cairo'\n");
> }
>
> - printf("\tsudo emerge --ask $install\n");
> + printf("\tsudo USE="-cjk" emerge --ask $install\n");
>
> }
>
> @@ -685,7 +691,7 @@ sub check_distros()
> my %map = (
> "sphinx-build" => "sphinx"
> );
> - check_missing_tex(2) if ($pdf);
> + check_missing_tex(\%map) if ($pdf);
> check_missing(\%map);
> print "I don't know distro $system_release.\n";
> print "So, I can't provide you a hint with the install procedure.\n";
>
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