#define PROG_NAME "" ?? ""
#define PROG_DESC "" ?? ""
#define PROG_VERS "" ?? ""

#define ??_C_COPYRIGHT \
  "Copyright © " ?? " by the State University of Campinas (UNICAMP)"

/* Last edited on 2009-02-08 14:15:16 by stolfi */

#define PROG_HELP \
  "  " PROG_NAME " \\\n" \
  "    -blabber {AMOUNT} \\\n" \
  "    " argparser_help_info_HELP " \\\n" \
  "    < {INFILE} \\\n" \
  "    > {OUTFILE}"

#define PROG_INFO \
  "NAME\n" \
  "  " PROG_NAME " - " PROG_DESC "\n" \
  "\n" \
  "SYNOPSIS\n" \
  PROG_HELP "\n" \
  "\n" \
  "DESCRIPTION\n" \
  "  The program bla bla bla" \
  " bla bla bla bla {X+Y} bla bla" \
  " bla {INFILE} bla \"foobar.ppm\" bla bla bla\n" \
  "\n" \
  "  Beware that bla bla bla BLEBBLE BLOB bla" \
  " bla bla bla bla.\n" \
  "\n" \
  "OPTIONS\n" \
  "  -blabber {AMOUNT}\n" \
  "    Blabbers for that {AMOUNT}. May also bla" \
  " bla bla bla bla bla bla bla bla bla bla bla bla" \
  " bla bla bla bla bla bla bla.\n" \
  "\n" \
  "DOCUMENTATION OPTIONS\n" \
  argparser_help_info_HELP_INFO "\n" \
  "\n" \
  "SEE ALSO\n" \
  "  " ?? "(1).\n" \
  "\n" \
  "AUTHOR\n" \
  "  Created " ???-??-?? " by Jorge Stolfi, IC-UNICAMP.\n" \
  "\n" \
  "MODIFICATION HISTORY\n" \
  "  Option bla bla added by J. Stolfi, IC-UNICAMP.\n" \
  "\n" \
  "WARRANTY\n" \
  argparser_help_info_NO_WARRANTY "\n" \
  "\n" \
  "RIGHTS\n" \
  "  " ??_C_COPYRIGHT ".\n" \
  "\n" \
  argparser_help_info_STANDARD_RIGHTS

#define _GNU_SOURCE
#include <stdio.h>
#include <assert.h>
#include <stdlib.h>
#include <math.h>

#include <bool.h>
#include <argparser.h>

/* COMMAND-LINE OPTIONS */

typedef struct options_t
  { bool_t op1;     /* A boolean argument. */
    char* op2;      /* A string-valued argument. */
  } options_t;

/* INTERNAL PROTOTYPES */

options_t *parse_options(int argc, char **argv);
  /* Parses the command line arguments and packs them as an {options_t}. */

int main(int argc,char** argv);

/* IMPLEMENTATIONS */

int main(int argc, char** argv)
  {
    options_t *o = parse_options(argc, argv);
    
    return 0;
  }

options_t *parse_options(int argc, char **argv)
  {
    /* Initialize argument parser: */
    argparser_t *pp = argparser_new(stderr, argc, argv);
    argparser_set_help(pp, PROG_NAME " version " PROG_VERS ", usage:\n" PROG_HELP);
    argparser_set_info(pp, PROG_INFO);
    argparser_process_help_info_options(pp);
    
    /* Allocate the command line argument record: */
    options_t *o = (options_t *)malloc(sizeof(options_t)); 
    
    /* Parse keyword parameters: */
    
    /* Parse the boolean option {op1}: */
    o->op1 = argparser_keyword_present(pp, "-op1");
    
    /* Parse the string option {op2}: */
    if (argparser_keyword_present(pp, "-op2"))
      { o->op2 = argparser_get_next(pp); }
    else
      { o->op2 = "NONE"; }

    /* Parse positional arguments: */
    argparser_skip_parsed(pp);
    
    if (argparser_next(pp) != NULL)
      { o->infile = argparser_get_next(pp); }
    else
      { o->infile = "-"; }

    if (argparser_next(pp) != NULL)
      { o->outfile = argparser_get_next(pp); }
    else
      { o->outfile = "-"; }

    /* Check for spurious arguments: */
    argparser_finish(pp);
    
    return o;
  }