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Code Issues Releases Activity

tools: make output nicer on program options errors

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This commit is contained in:
Mike Dirolf 2009-09-01 15:51:17 -04:00
parent 2df6ddd566
commit fd2a19c1bc
1 changed files with 10 additions and 4 deletions
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14
tools/Tool.cpp
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@ -47,11 +47,17 @@ void mongo::Tool::printHelp(ostream &out) {
int mongo::Tool::main( int argc , char ** argv ){
boost::filesystem::path::default_name_check( boost::filesystem::no_check );
po::store( po::command_line_parser( argc , argv ).
options( *_options ).
positional( _positonalOptions ).run() , _params );
try {
po::store( po::command_line_parser( argc , argv ).
options( *_options ).
positional( _positonalOptions ).run() , _params );
po::notify( _params );
po::notify( _params );
} catch (po::error &e) {
cout << "ERROR: " << e.what() << endl << endl;
printHelp(cout);
return EXIT_BADOPTIONS;
}
if ( _params.count( "help" ) ){
printHelp(cerr);