79 lines
1.8 KiB
Perl
79 lines
1.8 KiB
Perl
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:- module(pltotex,
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[ pltotex/2,
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pltotex/0
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]).
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:- use_module(library(doc_latex)).
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:- use_module(library(main)).
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:- use_module(library(error)).
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:- use_module(library(apply)).
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:- use_module(library(lists)).
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:- asserta(user:file_search_path(foreign, .)).
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pltotex(File, Options) :-
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file_name_extension(_, txt, File), !,
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tex_file(File, Out, Options),
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doc_latex(File, Out,
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[ stand_alone(false)
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| Options
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]).
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pltotex(Lib, Options) :-
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( file_name_extension(_, pl, Lib)
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-> Spec = Lib
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; atom_to_term(Lib, Spec, _)
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),
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absolute_file_name(Spec, File,
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[ access(read),
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file_type(prolog)
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]),
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tex_file(File, Out, Options),
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user:use_module(File), % we want the operators in user
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doc_latex(File, Out,
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[ stand_alone(false)
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| Options
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]).
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tex_file(_, TeXFile, Options) :-
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option(out(Base), Options), !,
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file_name_extension(Base, tex, TeXFile).
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tex_file(File, TeXFile, _) :-
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file_base_name(File, Local),
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file_name_extension(Base0, _, Local),
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strip(Base0, 0'_, Base),
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file_name_extension(Base, tex, TeXFile).
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strip(In, Code, Out) :-
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atom_codes(In, Codes0),
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delete(Codes0, Code, Codes),
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atom_codes(Out, Codes).
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%% pltotex
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%
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% Usage: pl -q -s pltotex.pl -g pltotex -- file ...
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pltotex :-
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main.
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main(Argv) :-
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partition(is_option, Argv, OptArgs, Files),
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maplist(to_option, OptArgs, Options),
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maplist(process_file(Options), Files).
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is_option(Arg) :-
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sub_atom(Arg, 0, _, _, --).
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to_option('--section', section_level(section)) :- !.
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to_option('--subsection', section_level(subsection)) :- !.
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to_option('--subsubsection', section_level(subsubsection)) :- !.
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to_option(Arg, Option) :-
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atom_concat(--, Opt, Arg),
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sub_atom(Opt, B, _, A, =), !,
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sub_atom(Opt, 0, B, _, Name),
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sub_atom(Opt, _, A, 0, Value),
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Option =.. [Name, Value].
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process_file(Options, File) :-
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pltotex(File, Options).
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