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test2.C

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// test2.C:     test all the CLUI options

#include "program.h"

string Program::keywords[] = {
    "n:nbody=???\n  number of bodies",
    "n:nrad=10\n    number of radii",       // NOTE: bad, option is duplicated
    "s:seed=0\n     a seed integer either in the range [1,2147483647],\n"
                    "or 0 which causes a clock related seed to be used",
    "m:mass=1\n     Total Mass",
    "r:radius=1\n   Radius",
    "c:comment=\n   Optional comment",
    "v verbose=f\n  Verbose mode",
    "t test=f\n     Test fatal error levels",
    "  zero=0\n     Testing optionless keyword",
    NULL,
};

string Program::version = "1.0 6-jun-97 PJT";

string Program::usage = "testing out various CLUI options";

string Program::description = 
 "This program does not have a final name, but simply tests out all\n"
 "the command line user interface (CLUI) options";

void starlab_main()
{
    string comment = 0;
    int  n, nr, seed, argc;
    char **argv;
    real  m, r, z;
    bool  v_flag, t_flag;
    char  seedlog[128];

    n = getiparam("nbody");
    nr = getiparam("nrad");
    if (hasvalue("comment")) comment = getparam("comment");
    m = getrparam("mass");
    r = getrparam("radius");
    z = getrparam("zero");

    seed = getiparam("seed");

    v_flag = getflag("verbose");                // undocumented features
    t_flag = getflag("test");

    if (t_flag) {
        Warning("Hello %s","World");
        Error("One more go?");
        Error("Two more go?");
    }
    
    if (v_flag) {
       argc = get_argc();
       argv = get_argv();
       cout << "argc=" << argc << endl;
       for (int i=0; i<argc; i++)
          cout << "argv[" << i << "] = " << argv[i] << endl;
    }

    sprintf(seedlog, "       random number generator seed = %d",seed);
    cout << "COMMENT:" << seedlog << endl;
    cout << "nbody = " << n << endl;
    cout << "nrad = " << nr << endl;
    cout << "m = " << m <<endl;
    cout << "r = " << r <<endl;
    if (comment) cout << "comment: " << comment << endl;
}

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