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286
bin/ghighlight
Executable file
286
bin/ghighlight
Executable file
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#! /usr/bin/env perl
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# ghighlight - A simple preprocessor for adding code highlighting in a groff file
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# Copyright (C) 2014-2018 Free Software Foundation, Inc.
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# Written by Bernd Warken <groff-bernd.warken-72@web.de>.
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my $version = '0.9.0';
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# This file is part of 'ghighlight', which is part of 'groff'.
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# 'groff' is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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# 'groff' is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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# You can find a copy of the GNU General Public License in the internet
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# at <http://www.gnu.org/licenses/gpl-2.0.html>.
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########################################################################
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use strict;
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use warnings;
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#use diagnostics;
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# current working directory
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use Cwd;
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# $Bin is the directory where this script is located
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use FindBin;
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# open3 for a bidirectional communication with a child process
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use IPC::Open3;
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########################################################################
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# system variables and exported variables
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########################################################################
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$\ = "\n"; # final part for print command
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########################################################################
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# read-only variables with double-@ construct
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########################################################################
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our $File_split_env_sh;
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our $File_version_sh;
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our $Groff_Version;
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my $before_make; # script before run of 'make'
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{
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my $at = '@';
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$before_make = 1 if '@VERSION@' eq "${at}VERSION${at}";
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}
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my %at_at;
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my $file_perl_test_pl;
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my $groffer_libdir;
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if ($before_make) {
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my $highlight_source_dir = $FindBin::Bin;
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$at_at{'BINDIR'} = $highlight_source_dir;
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$at_at{'G'} = '';
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} else {
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$at_at{'BINDIR'} = '@BINDIR@';
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$at_at{'G'} = '@g@';
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}
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########################################################################
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# options
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########################################################################
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foreach (@ARGV) {
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if ( /^(-h|--h|--he|--hel|--help)$/ ) {
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print q(Usage for the 'ghighlight' program:);
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print 'ghighlight [-] [--] [filespec...] normal file name arguments';
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print 'ghighlight [-h|--help] gives usage information';
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print 'ghighlight [-v|--version] displays the version number';
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print q(This program is a 'groff' preprocessor that handles highlighting source code ) .
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q(parts in 'roff' files.);
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exit;
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} elsif ( /^(-v|--v|--ve|--ver|--vers|--versi|--versio|--version)$/ ) {
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print q('ghighlight' version ) . $version;
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exit;
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}
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}
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my $macros = "groff_mm";
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if ( $ENV{'GHLENABLECOLOR'} ) {
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$macros = "groff_mm_color";
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}
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########################################################################
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# input
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########################################################################
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my $source_mode = 0;
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my @lines = ();
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sub getTroffLine {
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my ($opt) = @_;
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if ($opt =~ /^ps=([0-9]+)/) {".ps $1"}
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elsif ($opt =~ /^vs=(\S+)/) {".vs $1"}
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else { print STDERR "didn't recognised '$opt'"; ""}
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}
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sub getTroffLineOpposite {
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my ($opt) = @_;
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if ($opt =~ /^ps=/) {".ps"}
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elsif ($opt =~ /^vs=/) {".vs"}
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else { print STDERR "didn't recognised '$opt'"; ""}
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}
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# language for codeblocks
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my $lang = '';
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my @options = ();
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foreach (<>) {
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chomp;
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s/\s+$//;
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my $line = $_;
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my $is_dot_Source = $line =~ /^[.']\s*(``|SOURCE)(|\s+.*)$/;
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unless ( $is_dot_Source ) { # not a '.SOURCE' line
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if ( $source_mode ) { # is running in SOURCE mode
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push @lines, $line;
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} else { # normal line, not SOURCE-related
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print $line;
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}
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next;
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}
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##########
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# now the line is a '.SOURCE' line
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my $args = $line;
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$args =~ s/\s+$//; # remove final spaces
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$args =~ s/^[.']\s*(``|SOURCE)\s*//; # omit .source part, leave the arguments
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my @args = split /\s+/, $args;
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##########
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# start SOURCE mode
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$lang = $args[0] if ( @args > 0 && $args[0] ne 'stop' );
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if ( @args > 0 && $args[0] ne 'stop' ) {
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# For '.``' no args or first arg 'start' means opening 'SOURCE' mode.
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# Everything else means an ending command.
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shift @args;
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@options = @args;
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if ( $source_mode ) {
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# '.SOURCE' was started twice, ignore
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print STDERR q('.``' starter was run several times);
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next;
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} else { # new SOURCE start
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$source_mode = 1;
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@lines = ();
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next;
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}
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}
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##########
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# now the line must be a SOURCE ending line (stop)
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unless ( $source_mode ) {
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print STDERR 'ghighlight.pl: there was a SOURCE ending without being in ' .
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'SOURCE mode:';
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print STDERR ' ' . $line;
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next;
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}
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$source_mode = 0; # 'SOURCE' stop calling is correct
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my $shopts = $ENV{"SHOPTS"} || "";
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##########
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# Run source-highlight on lines
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# Check if language was specified
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my $cmdline = "source-highlight -f $macros $shopts --output STDOUT";
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if ($lang ne '') {
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$cmdline .= " -s $lang";
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}
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# Start `source-highlight`
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my $pid = open3(my $child_in, my $child_out, my $child_err, $cmdline)
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or die "open3() failed $!";
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# Provide source code to `source-highlight` in its standard input
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print $child_in $_ for @lines;
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close $child_in;
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if (my $v = $ENV{"GH_INTRO"}) {
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print for split /;/, $v;
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}
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for (@options) {
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my $l = getTroffLine $_;
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print $l if ($l ne "");
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}
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# Print `source-highlight` output
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while (<$child_out>) {
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chomp;
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print;
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}
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close $child_out;
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for (reverse @options) {
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my $l = getTroffLineOpposite $_;
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print $l if ($l ne "");
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}
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if (my $v = $ENV{"GH_OUTRO"}) {
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print for split /;/, $v;
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}
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my @print_res = (1);
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# Start argument processing
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# remove 'stop' arg if exists
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# shift @args if ( $args[0] eq 'stop' );
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# if ( @args == 0 ) {
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# # no args for saving, so @print_res doesn't matter
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# next;
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# }
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# my @var_names = ();
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# my @mode_names = ();
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# my $mode = '.ds';
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# for ( @args ) {
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# if ( /^\.?ds$/ ) {
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# $mode = '.ds';
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# next;
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# }
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# if ( /^\.?nr$/ ) {
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# $mode = '.nr';
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# next;
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# }
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# push @mode_names, $mode;
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# push @var_names, $_;
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# }
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# my $n_vars = @var_names;
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# if ( $n_vars < $n_res ) {
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# print STDERR 'ghighlight: not enough variables for Python part: ' .
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# $n_vars . ' variables for ' . $n_res . ' output lines.';
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# } elsif ( $n_vars > $n_res ) {
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# print STDERR 'ghighlight: too many variablenames for Python part: ' .
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# $n_vars . ' variables for ' . $n_res . ' output lines.';
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# }
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# if ( $n_vars < $n_res ) {
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# print STDERR 'ghighlight: not enough variables for Python part: ' .
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# $n_vars . ' variables for ' . $n_res . ' output lines.';
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# }
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# my $n_min = $n_res;
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# $n_min = $n_vars if ( $n_vars < $n_res );
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# exit unless ( $n_min );
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# $n_min -= 1; # for starting with 0
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# for my $i ( 0..$n_min ) {
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# my $value = $print_res[$i];
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# chomp $value;
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# print $mode_names[$i] . ' ' . $var_names[$i] . ' ' . $value;
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# }
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}
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1;
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# Local Variables:
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# mode: CPerl
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# End:
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147
bin/utf8-to-ms.sh
Executable file
147
bin/utf8-to-ms.sh
Executable file
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@ -0,0 +1,147 @@
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#!/bin/sh
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# This program isn't by any mean complete.
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# Most of text markers, accents and ligatures are handled.
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# However, nothing else currently is.
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# Please, do provide more translations.
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# Convert input into hexadecimal and a single byte per line.
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to_hex_one_column() xxd -p -c 1
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# Reverse hexadecimal to original value.
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from_hex() xxd -p -r
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regroup_lines() awk '
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BEGIN {
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line_start=1
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}
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{
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if (line_start == 1)
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line = $1;
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else
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line = line " " $1;
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line_start = 0;
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if ($1 == "0a") {
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print line;
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line_start = 1
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}
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}
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END {
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if (line_start == 0)
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print line
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}
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'
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accents() sed \
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-e "s/c3 81/5c 5b 27 41 5d/g"\
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-e "s/c3 89/5c 5b 27 45 5d/g"\
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-e "s/c3 8d/5c 5b 27 49 5d/g"\
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-e "s/c3 93/5c 5b 27 4f 5d/g"\
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-e "s/c3 9a/5c 5b 27 55 5d/g"\
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-e "s/c3 9d/5c 5b 27 59 5d/g"\
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-e "s/c3 a1/5c 5b 27 61 5d/g"\
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-e "s/c3 a9/5c 5b 27 65 5d/g"\
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-e "s/c3 ad/5c 5b 27 69 5d/g"\
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-e "s/c3 b3/5c 5b 27 6f 5d/g"\
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-e "s/c3 ba/5c 5b 27 75 5d/g"\
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-e "s/c3 bd/5c 5b 27 79 5d/g"\
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-e "s/c3 84/5c 5b 3a 41 5d/g"\
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-e "s/c3 8b/5c 5b 3a 45 5d/g"\
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-e "s/c3 8f/5c 5b 3a 49 5d/g"\
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-e "s/c3 96/5c 5b 3a 4f 5d/g"\
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-e "s/c3 9c/5c 5b 3a 55 5d/g"\
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-e "s/c3 a4/5c 5b 3a 61 5d/g"\
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-e "s/c3 ab/5c 5b 3a 65 5d/g"\
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-e "s/c3 af/5c 5b 3a 69 5d/g"\
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-e "s/c3 b6/5c 5b 3a 6f 5d/g"\
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-e "s/c3 bc/5c 5b 3a 75 5d/g"\
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-e "s/c3 bf/5c 5b 3a 79 5d/g"\
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-e "s/c3 82/5c 5b 5e 41 5d/g"\
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-e "s/c3 8a/5c 5b 5e 45 5d/g"\
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-e "s/c3 8e/5c 5b 5e 49 5d/g"\
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-e "s/c3 94/5c 5b 5e 4f 5d/g"\
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-e "s/c3 9b/5c 5b 5e 55 5d/g"\
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-e "s/c3 a2/5c 5b 5e 61 5d/g"\
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-e "s/c3 aa/5c 5b 5e 65 5d/g"\
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-e "s/c3 ae/5c 5b 5e 69 5d/g"\
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-e "s/c3 b4/5c 5b 5e 6f 5d/g"\
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-e "s/c3 bb/5c 5b 5e 75 5d/g"\
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-e "s/c3 80/5c 5b 60 41 5d/g"\
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-e "s/c3 88/5c 5b 60 45 5d/g"\
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-e "s/c3 8c/5c 5b 60 49 5d/g"\
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-e "s/c3 92/5c 5b 60 4f 5d/g"\
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-e "s/c3 99/5c 5b 60 55 5d/g"\
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-e "s/c3 a0/5c 5b 60 61 5d/g"\
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-e "s/c3 a8/5c 5b 60 65 5d/g"\
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-e "s/c3 ac/5c 5b 60 69 5d/g"\
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-e "s/c3 b2/5c 5b 60 6f 5d/g"\
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-e "s/c3 b9/5c 5b 60 75 5d/g"\
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-e "s/c3 83/5c 5b 7e 41 5d/g"\
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-e "s/c3 91/5c 5b 7e 4e 5d/g"\
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-e "s/c3 95/5c 5b 7e 4f 5d/g"\
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-e "s/c3 a3/5c 5b 7e 61 5d/g"\
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-e "s/c3 b1/5c 5b 7e 6e 5d/g"\
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-e "s/c3 b5/5c 5b 7e 6f 5d/g"\
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-e "s/c3 87/5c 5b 2c 43 5d/g"\
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-e "s/c3 a7/5c 5b 2c 63 5d/g"\
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-e "s/c3 85/5c 5b 6f 41 5d/g"\
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-e "s/c3 a5/5c 5b 6f 61 5d/g"\
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-e "s/c5 b8/5c 5b 3a 59 5d/g"\
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-e "s/c5 a0/5c 5b 76 53 5d/g"\
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-e "s/c5 a1/5c 5b 76 73 5d/g"\
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-e "s/c5 bd/5c 5b 76 5a 5d/g"\
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-e "s/c5 be/5c 5b 76 7a 5d/g"
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# Ligatures.
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ligatures() sed \
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-e "s/ef ac 80/5c 5b 66 66 5d/g"\
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-e "s/ef ac 81/5c 5b 66 69 5d/g"\
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-e "s/ef ac 82/5c 5b 66 6c 5d/g"\
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-e "s/ef ac 83/5c 5b 46 69 5d/g"\
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-e "s/ef ac 84/5c 5b 46 6c 5d/g"\
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-e "s/c5 81/5c 5b 2f 4c 5d/g"\
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-e "s/c5 82/5c 5b 2f 6c 5d/g"\
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-e "s/c3 98/5c 5b 2f 4f 5d/g"\
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-e "s/c3 b8/5c 5b 2f 6f 5d/g"\
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-e "s/c3 86/5c 5b 41 45 5d/g"\
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-e "s/c3 a6/5c 5b 61 65 5d/g"\
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-e "s/c5 92/5c 5b 4f 45 5d/g"\
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-e "s/c5 93/5c 5b 6f 65 5d/g"\
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-e "s/c4 b2/5c 5b 49 4a 5d/g"\
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-e "s/c4 b3/5c 5b 69 6a 5d/g"\
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-e "s/c4 b1/5c 5b 2e 69 5d/g"\
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-e "s/c8 b7/5c 5b 2e 6a 5d/g"
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# Text markers.
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text_markers() sed \
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-e "s/e2 97 8b/5c 5b 63 69 5d/g"\
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-e "s/e2 80 a2/5c 5b 62 75 5d/g"\
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-e "s/e2 80 a1/5c 5b 64 64 5d/g"\
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-e "s/e2 80 a0/5c 5b 64 67 5d/g"\
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-e "s/e2 97 8a/5c 5b 6c 7a 5d/g"\
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-e "s/e2 96 a1/5c 5b 73 71 5d/g"\
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-e "s/c2 b6/5c 5b 70 73 5d/g"\
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-e "s/c2 a7/5c 5b 73 63 5d/g"\
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-e "s/e2 98 9c/5c 5b 6c 68 5d/g"\
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-e "s/e2 98 9e/5c 5b 72 68 5d/g"\
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-e "s/e2 86 b5/5c 5b 43 52 5d/g"\
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-e "s/e2 9c 93/5c 5b 4f 4b 5d/g"
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# These markers shouldn't be automatically translated in ms macros.
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# @ "s/40/5c 5b 61 74 5d/g"
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# # "s/23/5c 5b 73 68 5d/g"
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# Legal symbols.
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legal_symbols() sed \
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-e "s/c2 a9/5c 5b 63 6f 5d/g"\
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-e "s/c2 ae/5c 5b 72 67 5d/g"\
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-e "s/e2 84 a2/5c 5b 74 6d 5d/g"
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hexutf8_to_hexms() {
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text_markers | accents | ligatures | legal_symbols
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}
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to_hex_one_column | regroup_lines | hexutf8_to_hexms | from_hex
|
||||
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Add table
Reference in a new issue