Re: [PATCH 1/3] meson: expose knob for xmlto relative links in manuals

On Fri, Aug 07, 2026 at 07:56:24AM -0400, D. Ben Knoble wrote:
> diff --git a/Documentation/meson.build b/Documentation/meson.build
> index f4854f802d..cfa9c67609 100644
> --- a/Documentation/meson.build
> +++ b/Documentation/meson.build
> @@ -379,13 +379,18 @@ foreach manpage, category : manpages
>        output: fs.stem(manpage) + '.xml',
>      )
>  
> +    man_base_url = 'file://' + htmldir + '/'
> +    if get_option('man_base_url') != ''
> +      man_base_url = get_option('man_base_url')
> +    endif
> +
>      doc_targets += custom_target(
>        command: [
>          xmlto,
>          '-m', '@INPUT0@',
>          '-m', '@INPUT1@',
>          '--stringparam',
> -        'man.base.url.for.relative.links=' + get_option('prefix') / get_option('mandir'),
> +        'man.base.url.for.relative.links=' + man_base_url,
>          'man',
>          manpage_xml_target,
>          '-o',
> diff --git a/meson_options.txt b/meson_options.txt
> index dc88f130d7..d590c21648 100644
> --- a/meson_options.txt
> +++ b/meson_options.txt
> @@ -111,6 +111,8 @@ option('default_help_format', type: 'combo', choices: ['man', 'html', 'platform'
>    description: 'Default format used when executing git-help(1).')
>  option('docs_backend', type: 'combo', choices: ['asciidoc', 'asciidoctor', 'auto'], value: 'auto',
>    description: 'Which backend to use to generate documentation.')
> +option('man_base_url', type: 'string', value: '',
> +  description: 'The base URL to use for relative links in manuals')

Makes sense. I also verified that we indeed use the "file://" prefix by
default in our Makefile.

Patrick