On Thu, 12 Aug 2021 08:42:48 -0600, Jonathan Corbet wrote: > Akira Yokosawa <akiyks@xxxxxxxxx> writes: > >> On Mon, 2 Aug 2021 18:56:16 +0900, Akira Yokosawa wrote: >>> CJK documents are much easier to read with a wider baseline stretch. >>> Applying the onehalfspacing option of "setspace" package looks >>> reasonable. >>> >>> Note: \usepackage{setspace} needs to be before that of hyperref in the >>> preamble. The 'extrapackages' key (available since Sphinx 2.3) is for >>> this purpose. >> >> Sphinx versions < 2.3 ignore 'extrapackages' and generate LaTeX >> sources without setspace package. >> Obviously, building such LaTeX sources will end up in the error of: >> >> ! Undefined control sequence. >> \kerneldocCJKoff ...exeCJKinactive \singlespacing >> >> Current requirement to build pdfdocs is Sphinx 2.4.4, but LaTeX >> sources generated by 1.7.9 can at least be built prior to this change. >> >> Jon, Mauro, do you think this is a regression? > > Having the build just fail that way isn't really a good thing...it would > be far better to do the baseline tweaking only with versions of sphinx > that support it or, failing that, to at least refuse to build with a > suitably informative message. Hi Jon, This issue is fixed in v4 of the patch set. Can you please consider pulling v4? I have tested it against Sphinx versions 1.7.9, 2.4.4, and 4.1.2. v4: https://lore.kernel.org/linux-doc/39d0fb0f-b248-bca4-2dac-df69e8d697b1@xxxxxxxxx/T/ Thanks, Akira > > Thanks, > > jon >