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author | Jörg Frings-Fürst <jff@merkur> | 2014-05-18 16:08:14 +0200 |
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committer | Jörg Frings-Fürst <jff@merkur> | 2014-05-18 16:08:14 +0200 |
commit | a15cf65c44d5c224169c32ef5495b68c758134b7 (patch) | |
tree | 3419f58fc8e1b315ba8171910ee044c5d467c162 /libcult/cult/cli/arguments.hxx |
Imported Upstream version 3.3.0.2upstream/3.3.0.2
Diffstat (limited to 'libcult/cult/cli/arguments.hxx')
-rw-r--r-- | libcult/cult/cli/arguments.hxx | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/libcult/cult/cli/arguments.hxx b/libcult/cult/cli/arguments.hxx new file mode 100644 index 0000000..5381172 --- /dev/null +++ b/libcult/cult/cli/arguments.hxx @@ -0,0 +1,85 @@ +// file : cult/cli/arguments.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_ARGUMENTS_HXX +#define CULT_CLI_ARGUMENTS_HXX + +#include <cult/types.hxx> + +#include <cult/cli/exceptions.hxx> + +namespace Cult +{ + namespace CLI + { + class Arguments: public NonCopyable + { + public: + virtual + ~Arguments (); + + public: + class Bounds: public virtual Exception {}; + + virtual Size + size () const = 0; + + virtual Char const* + operator[] (Index) const = 0; + + virtual Void + erase (Index) = 0; + }; + + class BasicArguments: public Arguments + { + public: + virtual + ~BasicArguments (); + + BasicArguments (Int& argc, Char** argv); + + public: + virtual Size + size () const + { + return static_cast<Size> (argc_); + } + + virtual Char const* + operator[] (Index i) const + { + if (i >= size ()) + throw Bounds (); + + return argv_[i]; + } + + virtual Void + erase (Index i) + { + if (i >= size ()) + throw Bounds (); + + for (++i; i < size (); ++i) + { + argv_[i - 1] = argv_[i]; + } + + --argc_; + + argv_[argc_] = 0; + } + + private: + Int& argc_; + Char** argv_; + }; + } +} + +#include <cult/cli/arguments.ixx> + +#endif // CULT_CLI_ARGUMENTS_HXX |