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authorJörg Frings-Fürst <debian@jff-webhosting.net>2014-07-23 15:25:44 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2014-07-23 15:25:44 +0200
commit8286ac511144e4f17d34eac9affb97e50646344a (patch)
treef1af7320d7b6be6be059216d0ad08ac7b4f73fd0 /libcult/cult/cli/options-parser.hxx
parenta15cf65c44d5c224169c32ef5495b68c758134b7 (diff)
Imported Upstream version 4.0.0upstream/4.0.0
Diffstat (limited to 'libcult/cult/cli/options-parser.hxx')
-rw-r--r--libcult/cult/cli/options-parser.hxx570
1 files changed, 0 insertions, 570 deletions
diff --git a/libcult/cult/cli/options-parser.hxx b/libcult/cult/cli/options-parser.hxx
deleted file mode 100644
index 4068fa6..0000000
--- a/libcult/cult/cli/options-parser.hxx
+++ /dev/null
@@ -1,570 +0,0 @@
-// file : cult/cli/options-parser.hxx
-// author : Boris Kolpackov <boris@kolpackov.net>
-// copyright : Copyright (c) 2005-2010 Boris Kolpackov
-// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
-
-#ifndef CULT_CLI_OPTIONS_PARSER_HXX
-#define CULT_CLI_OPTIONS_PARSER_HXX
-
-#include <cult/types.hxx>
-
-#include <cult/containers/map.hxx>
-#include <cult/containers/vector.hxx>
-
-#include <cult/trace/stream.hxx>
-
-#include <cult/cli/exceptions.hxx>
-#include <cult/cli/scanner.hxx>
-#include <cult/cli/options-spec.hxx>
-
-#include <sstream>
-
-//@! which types should be NonCopyable
-
-namespace Cult
-{
- namespace CLI
- {
- struct UnknownMode
- {
- enum Value
- {
- skip,
- stop,
- fail
- };
- };
-
- template <typename T>
- struct OptionParserBase
- {
- T
- parse (Char const* o, Scanner& s);
- };
-
- template <typename Spec>
- struct OptionParser: OptionParserBase<typename Spec::Type>
- {
- OptionParser (Spec const&)
- {
- }
- };
-
- template<Char const* o, typename T>
- class OptionParser<OptionSpec<o, Containers::Vector<T> > >
- {
- public:
- OptionParser (OptionSpec<o, Containers::Vector<T> > const&)
- : impl_ (OptionSpec<o, T> ())
- {
- }
-
- T
- parse (Char const* k, Scanner& s)
- {
- return impl_.parse (k, s);
- }
-
- private:
- OptionParser<OptionSpec<o, T> > impl_;
- };
-
- struct OptionParserBooleanBase
- {
- Boolean
- parse (Char const*, Scanner& s);
- };
-
- template<Char const* o>
- struct OptionParser<OptionSpec<o, Boolean> >: OptionParserBooleanBase
- {
- OptionParser (OptionSpec<o, Boolean> const&)
- {
- }
- };
-
- struct OptionParserStringBase
- {
- String
- parse (Char const*, Scanner& s);
- };
-
- template<Char const* o>
- struct OptionParser<OptionSpec<o, String> >: OptionParserStringBase
- {
- OptionParser (OptionSpec<o, String> const&)
- {
- }
- };
-
- //
- //
- //
-
- class OptionsParserBase
- {
- protected:
- struct GlueBase
- {
- // I am using Void* here to (significantly) reduce the length
- // on the object file symbols.
- //
- virtual Void
- operator() (Char const*, Scanner&, Void* options) = 0;
- };
-
- static Trace::Stream tout;
- };
-
- template <typename Spec>
- class OptionsParser : OptionsParserBase
- {
- typedef
- Containers::Map<String, Evptr<GlueBase> >
- Map;
-
- template <typename>
- struct Glue;
-
- template <Char const* k, typename T>
- struct Glue<OptionSpec<k, T> > : GlueBase
- {
- Glue (OptionSpec<k, T> const& spec)
- : parser_ (spec)
- {
- }
-
- virtual Void
- operator() (Char const* o, Scanner& scan, Void* options)
- {
- typedef typename Spec::Options Options;
-
- Options& ops (*reinterpret_cast<Options*> (options));
-
- ops.template value<k> () = parser_.parse (o, scan);
- }
-
- private:
- OptionParser<OptionSpec<k, T> > parser_;
- };
-
- //@@ It's bad that I also have to specialize Glue. Need to redesign
- // this.
- //
- template <Char const* k, typename T>
- struct Glue<OptionSpec<k, Containers::Vector<T> > > : GlueBase
- {
- Glue (OptionSpec<k, Containers::Vector<T> > const& spec)
- : parser_ (spec)
- {
- }
-
- virtual Void
- operator() (Char const* o, Scanner& scan, Void* options)
- {
- typedef typename Spec::Options Options;
-
- Options& ops (*reinterpret_cast<Options*> (options));
-
- ops.template value<k> ().push_back (parser_.parse (o, scan));
- }
-
- private:
- OptionParser<OptionSpec<k, Containers::Vector<T> > > parser_;
- };
-
-
- // Option-specific specializations of some functions.
- //
- template <typename>
- struct S_
- {
- // This is a "specialization" for when type is Bits::Null.
- //
- static Void
- add_parser (Spec const&, Map&)
- {
- }
-
- static Void
- set_default (typename Spec::Options&, Spec const&)
- {
- }
- };
-
- template <Char const* k, typename T>
- struct S_<OptionSpec<k, T> >
- {
- static Void
- add_parser (Spec const& spec, Map& map)
- {
- if (k[0] != '\0')
- {
- OptionSpec<k, T> const& os (spec.template option<k> ());
- map[os.name ()] = new Glue<OptionSpec<k, T> > (os);
- }
- }
-
- static Void
- set_default (typename Spec::Options& o, Spec const& s)
- {
- o.template value<k> () = s.template option<k> ().default_value ();
- }
- };
-
- public:
-
- OptionsParser (Spec const& spec)
- : spec_ (spec)
- {
- S_<typename Spec::o01>::add_parser (spec_, map_);
- S_<typename Spec::o02>::add_parser (spec_, map_);
- S_<typename Spec::o03>::add_parser (spec_, map_);
- S_<typename Spec::o04>::add_parser (spec_, map_);
- S_<typename Spec::o05>::add_parser (spec_, map_);
- S_<typename Spec::o06>::add_parser (spec_, map_);
- S_<typename Spec::o07>::add_parser (spec_, map_);
- S_<typename Spec::o08>::add_parser (spec_, map_);
- S_<typename Spec::o09>::add_parser (spec_, map_);
- S_<typename Spec::o10>::add_parser (spec_, map_);
- S_<typename Spec::o11>::add_parser (spec_, map_);
- S_<typename Spec::o12>::add_parser (spec_, map_);
- S_<typename Spec::o13>::add_parser (spec_, map_);
- S_<typename Spec::o14>::add_parser (spec_, map_);
- S_<typename Spec::o15>::add_parser (spec_, map_);
- S_<typename Spec::o16>::add_parser (spec_, map_);
- S_<typename Spec::o17>::add_parser (spec_, map_);
- S_<typename Spec::o18>::add_parser (spec_, map_);
- S_<typename Spec::o19>::add_parser (spec_, map_);
- S_<typename Spec::o20>::add_parser (spec_, map_);
- S_<typename Spec::o21>::add_parser (spec_, map_);
- S_<typename Spec::o22>::add_parser (spec_, map_);
- S_<typename Spec::o23>::add_parser (spec_, map_);
- S_<typename Spec::o24>::add_parser (spec_, map_);
- S_<typename Spec::o25>::add_parser (spec_, map_);
- S_<typename Spec::o26>::add_parser (spec_, map_);
- S_<typename Spec::o27>::add_parser (spec_, map_);
- S_<typename Spec::o28>::add_parser (spec_, map_);
- S_<typename Spec::o29>::add_parser (spec_, map_);
- S_<typename Spec::o30>::add_parser (spec_, map_);
- S_<typename Spec::o31>::add_parser (spec_, map_);
- S_<typename Spec::o32>::add_parser (spec_, map_);
- S_<typename Spec::o33>::add_parser (spec_, map_);
- S_<typename Spec::o34>::add_parser (spec_, map_);
- S_<typename Spec::o35>::add_parser (spec_, map_);
- S_<typename Spec::o36>::add_parser (spec_, map_);
- S_<typename Spec::o37>::add_parser (spec_, map_);
- S_<typename Spec::o38>::add_parser (spec_, map_);
- S_<typename Spec::o39>::add_parser (spec_, map_);
- S_<typename Spec::o40>::add_parser (spec_, map_);
- S_<typename Spec::o41>::add_parser (spec_, map_);
- S_<typename Spec::o42>::add_parser (spec_, map_);
- S_<typename Spec::o43>::add_parser (spec_, map_);
- S_<typename Spec::o44>::add_parser (spec_, map_);
- S_<typename Spec::o45>::add_parser (spec_, map_);
- S_<typename Spec::o46>::add_parser (spec_, map_);
- S_<typename Spec::o47>::add_parser (spec_, map_);
- S_<typename Spec::o48>::add_parser (spec_, map_);
- S_<typename Spec::o49>::add_parser (spec_, map_);
- S_<typename Spec::o50>::add_parser (spec_, map_);
- S_<typename Spec::o51>::add_parser (spec_, map_);
- S_<typename Spec::o52>::add_parser (spec_, map_);
- S_<typename Spec::o53>::add_parser (spec_, map_);
- S_<typename Spec::o54>::add_parser (spec_, map_);
- S_<typename Spec::o55>::add_parser (spec_, map_);
- S_<typename Spec::o56>::add_parser (spec_, map_);
- S_<typename Spec::o57>::add_parser (spec_, map_);
- S_<typename Spec::o58>::add_parser (spec_, map_);
- S_<typename Spec::o59>::add_parser (spec_, map_);
- S_<typename Spec::o60>::add_parser (spec_, map_);
- S_<typename Spec::o61>::add_parser (spec_, map_);
- S_<typename Spec::o62>::add_parser (spec_, map_);
- S_<typename Spec::o63>::add_parser (spec_, map_);
- S_<typename Spec::o64>::add_parser (spec_, map_);
- S_<typename Spec::o65>::add_parser (spec_, map_);
- S_<typename Spec::o66>::add_parser (spec_, map_);
- S_<typename Spec::o67>::add_parser (spec_, map_);
- S_<typename Spec::o68>::add_parser (spec_, map_);
- S_<typename Spec::o69>::add_parser (spec_, map_);
- S_<typename Spec::o70>::add_parser (spec_, map_);
- S_<typename Spec::o71>::add_parser (spec_, map_);
- S_<typename Spec::o72>::add_parser (spec_, map_);
- S_<typename Spec::o73>::add_parser (spec_, map_);
- S_<typename Spec::o74>::add_parser (spec_, map_);
- S_<typename Spec::o75>::add_parser (spec_, map_);
- S_<typename Spec::o76>::add_parser (spec_, map_);
- S_<typename Spec::o77>::add_parser (spec_, map_);
- S_<typename Spec::o78>::add_parser (spec_, map_);
- S_<typename Spec::o79>::add_parser (spec_, map_);
- S_<typename Spec::o80>::add_parser (spec_, map_);
- S_<typename Spec::o81>::add_parser (spec_, map_);
- S_<typename Spec::o82>::add_parser (spec_, map_);
- S_<typename Spec::o83>::add_parser (spec_, map_);
- S_<typename Spec::o84>::add_parser (spec_, map_);
- S_<typename Spec::o85>::add_parser (spec_, map_);
- S_<typename Spec::o86>::add_parser (spec_, map_);
- S_<typename Spec::o87>::add_parser (spec_, map_);
- S_<typename Spec::o88>::add_parser (spec_, map_);
- S_<typename Spec::o89>::add_parser (spec_, map_);
- S_<typename Spec::o90>::add_parser (spec_, map_);
- S_<typename Spec::o91>::add_parser (spec_, map_);
- S_<typename Spec::o92>::add_parser (spec_, map_);
- S_<typename Spec::o93>::add_parser (spec_, map_);
- S_<typename Spec::o94>::add_parser (spec_, map_);
- S_<typename Spec::o95>::add_parser (spec_, map_);
- S_<typename Spec::o96>::add_parser (spec_, map_);
- S_<typename Spec::o97>::add_parser (spec_, map_);
- S_<typename Spec::o98>::add_parser (spec_, map_);
- S_<typename Spec::o99>::add_parser (spec_, map_);
- S_<typename Spec::o100>::add_parser (spec_, map_);
- }
-
-
- typename Spec::Options
- parse (Scanner& scan,
- UnknownMode::Value option_mode = UnknownMode::fail,
- UnknownMode::Value argument_mode = UnknownMode::stop)
- {
- typename Spec::Options ops;
-
- S_<typename Spec::o01>::set_default (ops, spec_);
- S_<typename Spec::o02>::set_default (ops, spec_);
- S_<typename Spec::o03>::set_default (ops, spec_);
- S_<typename Spec::o04>::set_default (ops, spec_);
- S_<typename Spec::o05>::set_default (ops, spec_);
- S_<typename Spec::o06>::set_default (ops, spec_);
- S_<typename Spec::o07>::set_default (ops, spec_);
- S_<typename Spec::o08>::set_default (ops, spec_);
- S_<typename Spec::o09>::set_default (ops, spec_);
- S_<typename Spec::o10>::set_default (ops, spec_);
- S_<typename Spec::o11>::set_default (ops, spec_);
- S_<typename Spec::o12>::set_default (ops, spec_);
- S_<typename Spec::o13>::set_default (ops, spec_);
- S_<typename Spec::o14>::set_default (ops, spec_);
- S_<typename Spec::o15>::set_default (ops, spec_);
- S_<typename Spec::o16>::set_default (ops, spec_);
- S_<typename Spec::o17>::set_default (ops, spec_);
- S_<typename Spec::o18>::set_default (ops, spec_);
- S_<typename Spec::o19>::set_default (ops, spec_);
- S_<typename Spec::o20>::set_default (ops, spec_);
- S_<typename Spec::o21>::set_default (ops, spec_);
- S_<typename Spec::o22>::set_default (ops, spec_);
- S_<typename Spec::o23>::set_default (ops, spec_);
- S_<typename Spec::o24>::set_default (ops, spec_);
- S_<typename Spec::o25>::set_default (ops, spec_);
- S_<typename Spec::o26>::set_default (ops, spec_);
- S_<typename Spec::o27>::set_default (ops, spec_);
- S_<typename Spec::o28>::set_default (ops, spec_);
- S_<typename Spec::o29>::set_default (ops, spec_);
- S_<typename Spec::o30>::set_default (ops, spec_);
- S_<typename Spec::o31>::set_default (ops, spec_);
- S_<typename Spec::o32>::set_default (ops, spec_);
- S_<typename Spec::o33>::set_default (ops, spec_);
- S_<typename Spec::o34>::set_default (ops, spec_);
- S_<typename Spec::o35>::set_default (ops, spec_);
- S_<typename Spec::o36>::set_default (ops, spec_);
- S_<typename Spec::o37>::set_default (ops, spec_);
- S_<typename Spec::o38>::set_default (ops, spec_);
- S_<typename Spec::o39>::set_default (ops, spec_);
- S_<typename Spec::o40>::set_default (ops, spec_);
- S_<typename Spec::o41>::set_default (ops, spec_);
- S_<typename Spec::o42>::set_default (ops, spec_);
- S_<typename Spec::o43>::set_default (ops, spec_);
- S_<typename Spec::o44>::set_default (ops, spec_);
- S_<typename Spec::o45>::set_default (ops, spec_);
- S_<typename Spec::o46>::set_default (ops, spec_);
- S_<typename Spec::o47>::set_default (ops, spec_);
- S_<typename Spec::o48>::set_default (ops, spec_);
- S_<typename Spec::o49>::set_default (ops, spec_);
- S_<typename Spec::o50>::set_default (ops, spec_);
- S_<typename Spec::o51>::set_default (ops, spec_);
- S_<typename Spec::o52>::set_default (ops, spec_);
- S_<typename Spec::o53>::set_default (ops, spec_);
- S_<typename Spec::o54>::set_default (ops, spec_);
- S_<typename Spec::o55>::set_default (ops, spec_);
- S_<typename Spec::o56>::set_default (ops, spec_);
- S_<typename Spec::o57>::set_default (ops, spec_);
- S_<typename Spec::o58>::set_default (ops, spec_);
- S_<typename Spec::o59>::set_default (ops, spec_);
- S_<typename Spec::o60>::set_default (ops, spec_);
- S_<typename Spec::o61>::set_default (ops, spec_);
- S_<typename Spec::o62>::set_default (ops, spec_);
- S_<typename Spec::o63>::set_default (ops, spec_);
- S_<typename Spec::o64>::set_default (ops, spec_);
- S_<typename Spec::o65>::set_default (ops, spec_);
- S_<typename Spec::o66>::set_default (ops, spec_);
- S_<typename Spec::o67>::set_default (ops, spec_);
- S_<typename Spec::o68>::set_default (ops, spec_);
- S_<typename Spec::o69>::set_default (ops, spec_);
- S_<typename Spec::o70>::set_default (ops, spec_);
- S_<typename Spec::o71>::set_default (ops, spec_);
- S_<typename Spec::o72>::set_default (ops, spec_);
- S_<typename Spec::o73>::set_default (ops, spec_);
- S_<typename Spec::o74>::set_default (ops, spec_);
- S_<typename Spec::o75>::set_default (ops, spec_);
- S_<typename Spec::o76>::set_default (ops, spec_);
- S_<typename Spec::o77>::set_default (ops, spec_);
- S_<typename Spec::o78>::set_default (ops, spec_);
- S_<typename Spec::o79>::set_default (ops, spec_);
- S_<typename Spec::o80>::set_default (ops, spec_);
- S_<typename Spec::o81>::set_default (ops, spec_);
- S_<typename Spec::o82>::set_default (ops, spec_);
- S_<typename Spec::o83>::set_default (ops, spec_);
- S_<typename Spec::o84>::set_default (ops, spec_);
- S_<typename Spec::o85>::set_default (ops, spec_);
- S_<typename Spec::o86>::set_default (ops, spec_);
- S_<typename Spec::o87>::set_default (ops, spec_);
- S_<typename Spec::o88>::set_default (ops, spec_);
- S_<typename Spec::o89>::set_default (ops, spec_);
- S_<typename Spec::o90>::set_default (ops, spec_);
- S_<typename Spec::o91>::set_default (ops, spec_);
- S_<typename Spec::o92>::set_default (ops, spec_);
- S_<typename Spec::o93>::set_default (ops, spec_);
- S_<typename Spec::o94>::set_default (ops, spec_);
- S_<typename Spec::o95>::set_default (ops, spec_);
- S_<typename Spec::o96>::set_default (ops, spec_);
- S_<typename Spec::o97>::set_default (ops, spec_);
- S_<typename Spec::o98>::set_default (ops, spec_);
- S_<typename Spec::o99>::set_default (ops, spec_);
- S_<typename Spec::o100>::set_default (ops, spec_);
-
- for (Char const* s (scan.peek ()); s != Scanner::eos; s = scan.peek ())
- {
- tout << "looking at \"" << s << "\"";
-
- //@@ Std::
- //
- if (strcmp (s, "--") == 0)
- {
- // We don't want to remove '--' if our option mode is skip.
- //
- if (option_mode == UnknownMode::skip)
- scan.skip ();
- else
- scan.next ();
-
- break;
- }
-
- typename Map::ConstIterator it (map_.find (s));
-
- if (it != map_.end ())
- {
- tout << "found parser for \"" << s << "\"";
-
- s = scan.next ();
- (*(it->second)) (s, scan, &ops);
- }
- else if (s[0] == '-')
- {
- // Unknown option.
- //
- switch (option_mode)
- {
- case UnknownMode::skip:
- {
- scan.skip ();
- continue;
- }
- case UnknownMode::stop:
- {
- break;
- }
- case UnknownMode::fail:
- {
- throw UnexpectedOption (s);
- }
- }
-
- break; // stop case
- }
- else
- {
- // Something else.
- //
- switch (argument_mode)
- {
- case UnknownMode::skip:
- {
- scan.skip ();
- continue;
- }
- case UnknownMode::stop:
- {
- break;
- }
- case UnknownMode::fail:
- {
- throw UnexpectedArgument (s);
- }
- }
-
- break; // stop case
- }
- }
-
- return ops;
- }
-
- private:
- Map map_;
- Spec spec_;
- };
-
- //
- //
- //
-
- template <typename Spec>
- typename Spec::Options
- parse (Spec const& s,
- Arguments& args,
- UnknownMode::Value option_mode = UnknownMode::fail,
- UnknownMode::Value argument_mode = UnknownMode::stop)
- {
- Scanner scan (args, Scanner::Action::erase);
- OptionsParser<Spec> parser (s);
-
- return parser.parse (scan, option_mode, argument_mode);
- }
-
- template <typename Options>
- Options
- parse (Arguments& args,
- UnknownMode::Value option_mode = UnknownMode::fail,
- UnknownMode::Value argument_mode = UnknownMode::stop)
- {
- OptionsSpec<Options> spec;
- return parse (spec, args, option_mode, argument_mode);
- }
-
- template <typename Spec>
- typename Spec::Options
- parse (Spec const& s,
- Int& argc,
- Char** argv,
- UnknownMode::Value option_mode = UnknownMode::fail,
- UnknownMode::Value argument_mode = UnknownMode::stop)
- {
- BasicArguments args (argc, argv);
- return parse (s, args, option_mode, argument_mode);
- }
-
- template <typename Options>
- Options
- parse (Int& argc,
- Char** argv,
- UnknownMode::Value option_mode = UnknownMode::fail,
- UnknownMode::Value argument_mode = UnknownMode::stop)
- {
- OptionsSpec<Options> spec;
-
- return parse (spec, argc, argv, option_mode, argument_mode);
- }
- }
-}
-
-#include <cult/cli/options-parser.ixx>
-#include <cult/cli/options-parser.txx>
-
-#endif // CULT_CLI_OPTIONS_PARSER_HXX