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Since Perl modules cannot use certain characters in the module name, such as the '+' character, modules cannot have names like "c++". Using a `name` field allows us to use, e.g., "cpp" as the module name and "c++" as the language name to invoke that module.
62 lines
1.5 KiB
Perl
Executable File
62 lines
1.5 KiB
Perl
Executable File
#!/usr/bin/env perl
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use warnings;
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use strict;
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use File::Basename;
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my $language = shift @ARGV // 'c11';
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$language = lc $language;
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eval {
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use lib 'languages';
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require "$language.pm";
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} or do {
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my @modules = glob 'languages/*.pm';
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my $found = 0;
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my ($languages, $comma) = ('', '');
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foreach my $module (sort @modules) {
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$module = basename $module;
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$module =~ s/.pm$//;
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next if $module =~ m/^_/;
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require "$module.pm";
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my $mod = $module->new;
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if (exists $mod->{name} and $mod->{name} eq $language) {
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$language = $module;
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$found = 1;
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last;
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}
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$module = $mod->{name} if exists $mod->{name};
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$languages .= "$comma$module";
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$comma = ', ';
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}
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if (not $found) {
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print "Language '$language' is not supported.\nSupported languages are: $languages\n";
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exit;
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}
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};
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my $nick = shift @ARGV // (print "Missing nick argument.\n" and die);
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my $channel = shift @ARGV // (print "Missing channel argument.\n" and die);
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my $code = join(' ', @ARGV);
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if (not length $code) {
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print "$nick: Usage: cc [-paste] [-nomain] [-lang=<language>] [-info] [language options] <code> [-input=<stdin input>]\n";
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exit;
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}
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my $lang = $language->new(nick => $nick, channel => $channel, lang => $language, code => $code);
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$lang->process_interactive_edit;
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$lang->process_standard_options;
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$lang->process_custom_options;
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$lang->process_cmdline_options;
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$lang->preprocess_code;
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$lang->execute;
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$lang->postprocess_output;
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$lang->show_output;
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