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Line 45... |
class Args {
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class Args {
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arg_vector_t& legal_args;
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arg_vector_t& legal_args;
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argument_t* def_arg;
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argument_t* def_arg;
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std::string program_name;
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std::string program_name;
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argument_t help_arg;
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argument_t help_arg;
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public:
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void clean_args() {
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for( int j=0; j<legal_args.size(); j++ ) {
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argument_t& a = *legal_args[j];
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if( a.short_name=="-h" && a.long_name!="help" )
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{ help_arg.short_name.clear(); break; } // remove -h for help if already used
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}
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}
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void throw_error( std::string x ) /*throw const char**/ { throw x.c_str(); }
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void throw_error( std::string x ) /*throw const char**/ { throw x.c_str(); }
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public:
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Args( int argc, char *argv[], arg_vector_t& legal_args ) //throw const char *
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Args( int argc, char *argv[], arg_vector_t& legal_args ) //throw const char *
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: legal_args( legal_args ),
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: legal_args( legal_args ),
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help_arg( legal_args, "help", argument_t::flag, "Display usage information")
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help_arg( legal_args, "help", argument_t::flag, "Display usage information")
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{
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{
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clean_args(); // eliminate duplicated values
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// look for default argument
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// look for default argument
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def_arg=NULL;
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def_arg=NULL;
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for( int j=0; j<legal_args.size(); j++ ) {
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for( int j=0; j<legal_args.size(); j++ ) {
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if ( legal_args[j]->short_name.empty() && legal_args[j]->long_name.empty() )
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if ( legal_args[j]->short_name.empty() && legal_args[j]->long_name.empty() )
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if( def_arg==NULL ) def_arg = legal_args[j];
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if( def_arg==NULL ) def_arg = legal_args[j];
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Line 138... |
argument_t& a = *legal_args[j];
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argument_t& a = *legal_args[j];
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if( a.long_name.empty() && a.long_name.empty() ) continue;
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if( a.long_name.empty() && a.long_name.empty() ) continue;
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std::cout << "\t";
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std::cout << "\t";
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std::string aux;
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std::string aux;
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if( !a.long_name.empty() ) aux = a.long_name;
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if( !a.long_name.empty() ) aux = a.long_name;
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if( !a.long_name.empty() && !a.long_name.empty() ) aux += " | ";
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if( !a.long_name.empty() && !a.short_name.empty() ) aux += " | ";
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if( !a.short_name.empty() ) aux+= a.short_name;
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if( !a.short_name.empty() ) aux+= a.short_name;
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std::cout << brackets( a, aux );
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std::cout << brackets( a, aux );
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switch( a.type ) {
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switch( a.type ) {
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case argument_t::integer: std::cout << " followed by integer number. "; break;
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case argument_t::integer: std::cout << " followed by integer number. "; break;
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case argument_t::real : std::cout << " followed by real number. "; break;
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case argument_t::real : std::cout << " followed by real number. "; break;
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