Re: Optimize script for generating LinuxManBook.pdf

[Deri <deri@chuzzlewit.myzen.co.uk>]

On Wednesday, 22 November 2023 14:58:56 GMT Alejandro Colomar wrote:
> Hi Deri,
> 
> I've optimized from 18.5 s down to 16.3 s the script, by splitting the
> pipeline with this wrapper (and slightly reducing the perl script to
> just print the pages to stdout).  BTW, now it can be run from any
> directory.  And every step can be debugged by just introducing
> 
> | tee /dev/tty \
> 
> wherever you want to debug.  It's all pushed to master.
> 
> The PDF is now printed to stdout, to avoid hard-coding file names.
> 
> I still need to split a bit more and reduce the longest lines.  How does
> this script look to you?
> 
> Cheers,
> Alex :-)
> 
> 
> $ cat scripts/LinuxManBook/build_linux_man_book.sh
> #!/bin/sh
> # Copyright 2023, Alejandro Colomar <alx@kernel.org>
> # SPDX-License-Identifier: GPL-3.0-or-later
> 
> (
> 	"$(dirname "$0")"/prepare_linux_man_book.pl "$1" \
> 
> 	| groff -z -dPDF.EXPORT=1 -dLABEL.REFS=1 -dpaper=a4 -Tpdf -k -pet \
> 
> 		-M"$(dirname "$0")" -mandoc -manmark \
> 		-F"$(dirname "$0")" -P-pa4 \-rC1 -rCHECKSTYLE=3 2>&1 \
> 
> 	| LC_ALL=C grep '^\. *ds ';
> 
> 	"$(dirname "$0")"/prepare_linux_man_book.pl "$1";
> ) \
> 
> | preconv \
> | tbl \
> | eqn -Tpdf \
> | (
> 
> 	troff -Tpdf -ms <"$(dirname "$0")"/LMBfront.ms;
> 	troff -Tpdf -M"$(dirname "$0")" -mandoc -manmark \
> 		-F"$(dirname "$0")" -dpaper=a4;
> ) \
> 
> | gropdf -F"$(dirname "$0")" -pa4;

Hi Alex,

Is there a git address I can clone to see the changes "in the round” and give 
it a go?

Cheers 

Deri