Commit 9a7751d4 authored by Vladimir Malenovsky's avatar Vladimir Malenovsky
Browse files

print mandatory options as part of Usage: ... string

parent 76795b39

lib_util/cmdln_parser.c

+22 −4
Original line number Diff line number Diff line
@@ -442,10 +442,6 @@ static void printUsage( 
    const OptionProps *optionProps,

    const int32_t numOptions )

{

    fprintf( stderr, "\n" );

    fprintf( stderr, "Usage: %s [options]\n", getBasename( argv0 ) );

    fprintf( stderr, "\n" );



    int32_t numOptChars;

    int32_t maxNumOptChars = 0;

    bool hasMandatoryOptions = false;
@@ -465,6 +461,28 @@ static void printUsage( 
        }

    }



    fprintf( stderr, "\n" );

    fprintf( stderr, "Usage: %s [options]", getBasename( argv0 ) );

    for ( int32_t i = 0; i < numOptions; ++i )

    {

        OptionProps opt = optionProps[i];



        if ( opt.isMandatory )

        {

            if (!isEmptyString(opt.matchShort))

            {

                fprintf( stderr, " -%s", opt.matchShort );

            }



            if ( !isEmptyString( opt.placeholder ) )

            {

                fprintf( stderr, " %s", opt.placeholder );

            }

        }

    }



    fprintf( stderr, "\n\n" );



    if ( hasMandatoryOptions )

    {

        fprintf( stderr, "Mandatory parameters:\n---------------------\n" );