Mercurial > hg > forks > UniversalIndentGUI
view src/tclap/OptionalUnlabeledTracker.h @ 720:22e493961280
Replaced my own command line parsing by TCLAP.
git-svn-id: svn://svn.code.sf.net/p/universalindent/code/trunk@992 59b1889a-e5ac-428c-b0c7-476e01d41282
author | thomas_-_s <thomas_-_s@59b1889a-e5ac-428c-b0c7-476e01d41282> |
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date | Tue, 22 Dec 2009 23:07:56 +0000 |
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/****************************************************************************** * * file: OptionalUnlabeledTracker.h * * Copyright (c) 2005, Michael E. Smoot . * All rights reverved. * * See the file COPYING in the top directory of this distribution for * more information. * * THE SOFTWARE IS PROVIDED _AS IS_, WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * *****************************************************************************/ #ifndef TCLAP_OPTIONAL_UNLABELED_TRACKER_H #define TCLAP_OPTIONAL_UNLABELED_TRACKER_H #include <string> namespace TCLAP { class OptionalUnlabeledTracker { public: static void check( bool req, const std::string& argName ); static void gotOptional() { alreadyOptionalRef() = true; } static bool& alreadyOptional() { return alreadyOptionalRef(); } private: static bool& alreadyOptionalRef() { static bool ct = false; return ct; } }; inline void OptionalUnlabeledTracker::check( bool req, const std::string& argName ) { if ( OptionalUnlabeledTracker::alreadyOptional() ) throw( SpecificationException( "You can't specify ANY Unlabeled Arg following an optional Unlabeled Arg", argName ) ); if ( !req ) OptionalUnlabeledTracker::gotOptional(); } } // namespace TCLAP #endif