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80 lines
2.3 KiB
C++
80 lines
2.3 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of Beast: https://github.com/vinniefalco/Beast
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Copyright 2013, Vinnie Falco <vinnie.falco@gmail.com>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef BEAST_CORE_MAIN_H_INCLUDED
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#define BEAST_CORE_MAIN_H_INCLUDED
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/** Represents a command line program's entry point
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To use this, derive your class from @ref Main and implement the
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function run ();
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*/
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class Main : public Uncopyable
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{
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public:
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Main ();
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virtual ~Main ();
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/** Run the program.
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You should call this from your @ref main function. Don't put
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anything else in there. Instead, do it in your class derived
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from Main. For example:
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@code
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struct MyProgram : Main
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{
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int run (int argc, char const* const* argv)
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{
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std::cout << "Hello, world!" << std::endl;
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return 0;
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}
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};
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int main (int argc, char const* const* argv)
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{
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MyProgram program;
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return program.runFromMain (argc, argv);
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}
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@endcode
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*/
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int runFromMain (int argc, char const* const* argv);
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/** Retrieve the instance of the program. */
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static Main& getInstance ();
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protected:
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/** Entry point for running the program.
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Subclasses provide the implementation.
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*/
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virtual int run (int argc, char const* const* argv) = 0;
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private:
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int runStartupUnitTests ();
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private:
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static Main* s_instance;
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};
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#endif
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