photobook/scripts/cls2tex.sh
Alex A. Naanou 2faafc2509 docs and minor tweaks...
Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>
2021-11-18 16:49:24 +03:00

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#!/usr/bin/env bash
printhelp(){
echo "Generate docs from latex package/class"
echo
echo "Usage: $(basename $0) [-h|--help] INPUT OUTPUT [PREFIX]"
echo
echo "This will:"
echo " - keep lines starting with \\def\\<module-name>@[A-Z]\\+"
echo " - keep lines starting with '%%'"
echo " - %%%%% Text -> \\subsection(Text)"
echo " - %%%% Text -> \\section(Text)"
echo " - %% >> code -> \\begin{verbatim}code\\end{verbatim}"
echo
echo "PREFIX can replace the second \"%\" in the above patterns to make it"
echo "possible to integrate multiple layers of documentation in one file"
echo "and to integrate them in various ways, for example, in the photobook"
echo "document class documentation \"M\" prefix is used to indicate"
echo "meta-command docs, this enables us to document them in the relevant"
echo "location (i.e. at the implementation) in source but move the docs to"
echo "a unified location in docs, effectively decoupling the source and doc"
echo "structure when needed."
echo
echo "NOTE: the idea of keeping latex docs in a latex file is far simpler"
echo " than all the stuff crammed into .dtx, at least for my needs:"
echo " - keep the code readable"
echo " - keep the docs readable"
echo " in both the repo and in installed form, so .dtx is not used."
}
# args/defaults...
while true ; do
case $1 in
-h|--help)
printhelp
exit
;;
*)
break
;;
esac
done
INPUT=$1
OUTPUT=$2
PREFIX=$3
if [ -z $PREFIX ] ; then
PREFIX=%
fi
# generate the module name...
MODULE=$(basename "$INPUT")
MODULE=${MODULE/.*/}
# do the work...
cat "$INPUT" \
| egrep '(^%'$PREFIX'|^\\edef\\'$MODULE'@[A-Z][A-Z]+)' \
| sed 's/^\(\\edef\\\)'$MODULE'@/%'$PREFIX'\1/' \
| sed 's/%'$PREFIX'%%%% \(.*\)/%'$PREFIX'\\subsubsection{\1}\\label{subsubsec:\1}/' \
| sed 's/%'$PREFIX'%%% \(.*\)/%'$PREFIX'\\subsection{\1}\\label{subsec:\1}/' \
| sed 's/%'$PREFIX'%% \(.*\)/%'$PREFIX'\\section{\1}\\label{sec:\1}/' \
| sed 's/%'$PREFIX'\s\+>>\s\+\(.*\)/%'$PREFIX'\\begin{verbatim} \1 \\end{verbatim}/' \
| cut -c 3- - \
> "$OUTPUT"
# vim:set ts=4 sw=4 nowrap :