Source

sleipnir / tools / SVMfe / cmdline.c

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/*
  File autogenerated by gengetopt version 2.22.5
  generated with the following command:
  /usr/bin/gengetopt -iSVMfe.ggo --default-optional -u -N -e 

  The developers of gengetopt consider the fixed text that goes in all
  gengetopt output files to be in the public domain:
  we make no copyright claims on it.
*/

/* If we use autoconf.  */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#ifndef FIX_UNUSED
#define FIX_UNUSED(X) (void) (X) /* avoid warnings for unused params */
#endif

#include <getopt.h>

#include "cmdline.h"

const char *gengetopt_args_info_purpose = "Performs recursive feature elimination with bagging";

const char *gengetopt_args_info_usage = "Usage: Dat2Dab [OPTIONS]... [FILES]...";

const char *gengetopt_args_info_description = "";

const char *gengetopt_args_info_help[] = {
  "  -h, --help                  Print help and exit",
  "      --version               Print version and exit",
  "\nMain:",
  "  -l, --labels=filename       labels_file",
  "  -o, --output=filename       Output file ",
  "  -i, --input=filename        Input PCL file ",
  "\nOptions:",
  "  -s, --skip=INT              number of columns to skip in input pcls  \n                                (default=`0')",
  "  -n, --normalize             Normalize PCLS to 0 mean 1 variance  \n                                (default=off)",
  "  -M, --mmap                  Memory map binary input  (default=off)",
  "\nSVМ parameters:",
  "  -e, --error_function=INT    Sets the loss function for SVM learning  \n                                (default=`1')",
  "  -k, --k_value=FLOAT         k value used for prec_at_k and rekal_at_k in \n                                (0,1)  (default=`0.5')",
  "  -C, --tradeoff=FLOAT        SVM tradeoff constant C  (default=`0.01')",
  "  -S, --slack                 Use slack rescaling  (default=off)",
  "\nFeature elimination:",
  "  -c, --cross_validation=INT  Number of cross-validation sets  (default=`5')",
  "  -b, --bootstrap=INT         Number of bootstraps to create per train set  \n                                (default=`5')",
  "  -f, --elim_fraction=FLOAT   Fraction of features to eliminate at every step  \n                                (default=`0.5')",
  "  -N, --min                   Take the miNimum weight value instead of \n                                averaging  (default=off)",
  "  -X, --max                   Take the maXimun weight value instead of \n                                averaging  (default=off)",
  "  -m, --min_left=INT          Minimum number of features to leave  \n                                (default=`10')",
  "  -x, --iter_max=INT          Maximum number of iterations to do  \n                                (default=`1000')",
  "  -r, --random=INT            Seed random generator  (default=`1234')",
  "\nVerbosity:",
  "  -v, --svm_verbosity=INT     sets the svm_struct verbosity  (default=`0')",
  "  -V, --verbosity=INT         sets the SVMfe verbosity  (default=`0')",
    0
};

typedef enum {ARG_NO
  , ARG_FLAG
  , ARG_STRING
  , ARG_INT
  , ARG_FLOAT
} cmdline_parser_arg_type;

static
void clear_given (struct gengetopt_args_info *args_info);
static
void clear_args (struct gengetopt_args_info *args_info);

static int
cmdline_parser_internal (int argc, char **argv, struct gengetopt_args_info *args_info,
                        struct cmdline_parser_params *params, const char *additional_error);

static int
cmdline_parser_required2 (struct gengetopt_args_info *args_info, const char *prog_name, const char *additional_error);

static char *
gengetopt_strdup (const char *s);

static
void clear_given (struct gengetopt_args_info *args_info)
{
  args_info->help_given = 0 ;
  args_info->version_given = 0 ;
  args_info->labels_given = 0 ;
  args_info->output_given = 0 ;
  args_info->input_given = 0 ;
  args_info->skip_given = 0 ;
  args_info->normalize_given = 0 ;
  args_info->mmap_given = 0 ;
  args_info->error_function_given = 0 ;
  args_info->k_value_given = 0 ;
  args_info->tradeoff_given = 0 ;
  args_info->slack_given = 0 ;
  args_info->cross_validation_given = 0 ;
  args_info->bootstrap_given = 0 ;
  args_info->elim_fraction_given = 0 ;
  args_info->min_given = 0 ;
  args_info->max_given = 0 ;
  args_info->min_left_given = 0 ;
  args_info->iter_max_given = 0 ;
  args_info->random_given = 0 ;
  args_info->svm_verbosity_given = 0 ;
  args_info->verbosity_given = 0 ;
}

static
void clear_args (struct gengetopt_args_info *args_info)
{
  FIX_UNUSED (args_info);
  args_info->labels_arg = NULL;
  args_info->labels_orig = NULL;
  args_info->output_arg = NULL;
  args_info->output_orig = NULL;
  args_info->input_arg = NULL;
  args_info->input_orig = NULL;
  args_info->skip_arg = 0;
  args_info->skip_orig = NULL;
  args_info->normalize_flag = 0;
  args_info->mmap_flag = 0;
  args_info->error_function_arg = 1;
  args_info->error_function_orig = NULL;
  args_info->k_value_arg = 0.5;
  args_info->k_value_orig = NULL;
  args_info->tradeoff_arg = 0.01;
  args_info->tradeoff_orig = NULL;
  args_info->slack_flag = 0;
  args_info->cross_validation_arg = 5;
  args_info->cross_validation_orig = NULL;
  args_info->bootstrap_arg = 5;
  args_info->bootstrap_orig = NULL;
  args_info->elim_fraction_arg = 0.5;
  args_info->elim_fraction_orig = NULL;
  args_info->min_flag = 0;
  args_info->max_flag = 0;
  args_info->min_left_arg = 10;
  args_info->min_left_orig = NULL;
  args_info->iter_max_arg = 1000;
  args_info->iter_max_orig = NULL;
  args_info->random_arg = 1234;
  args_info->random_orig = NULL;
  args_info->svm_verbosity_arg = 0;
  args_info->svm_verbosity_orig = NULL;
  args_info->verbosity_arg = 0;
  args_info->verbosity_orig = NULL;
  
}

static
void init_args_info(struct gengetopt_args_info *args_info)
{


  args_info->help_help = gengetopt_args_info_help[0] ;
  args_info->version_help = gengetopt_args_info_help[1] ;
  args_info->labels_help = gengetopt_args_info_help[3] ;
  args_info->output_help = gengetopt_args_info_help[4] ;
  args_info->input_help = gengetopt_args_info_help[5] ;
  args_info->skip_help = gengetopt_args_info_help[7] ;
  args_info->normalize_help = gengetopt_args_info_help[8] ;
  args_info->mmap_help = gengetopt_args_info_help[9] ;
  args_info->error_function_help = gengetopt_args_info_help[11] ;
  args_info->k_value_help = gengetopt_args_info_help[12] ;
  args_info->tradeoff_help = gengetopt_args_info_help[13] ;
  args_info->slack_help = gengetopt_args_info_help[14] ;
  args_info->cross_validation_help = gengetopt_args_info_help[16] ;
  args_info->bootstrap_help = gengetopt_args_info_help[17] ;
  args_info->elim_fraction_help = gengetopt_args_info_help[18] ;
  args_info->min_help = gengetopt_args_info_help[19] ;
  args_info->max_help = gengetopt_args_info_help[20] ;
  args_info->min_left_help = gengetopt_args_info_help[21] ;
  args_info->iter_max_help = gengetopt_args_info_help[22] ;
  args_info->random_help = gengetopt_args_info_help[23] ;
  args_info->svm_verbosity_help = gengetopt_args_info_help[25] ;
  args_info->verbosity_help = gengetopt_args_info_help[26] ;
  
}

void
cmdline_parser_print_version (void)
{
  printf ("%s %s\n",
     (strlen(CMDLINE_PARSER_PACKAGE_NAME) ? CMDLINE_PARSER_PACKAGE_NAME : CMDLINE_PARSER_PACKAGE),
     CMDLINE_PARSER_VERSION);
}

static void print_help_common(void) {
  cmdline_parser_print_version ();

  if (strlen(gengetopt_args_info_purpose) > 0)
    printf("\n%s\n", gengetopt_args_info_purpose);

  if (strlen(gengetopt_args_info_usage) > 0)
    printf("\n%s\n", gengetopt_args_info_usage);

  printf("\n");

  if (strlen(gengetopt_args_info_description) > 0)
    printf("%s\n\n", gengetopt_args_info_description);
}

void
cmdline_parser_print_help (void)
{
  int i = 0;
  print_help_common();
  while (gengetopt_args_info_help[i])
    printf("%s\n", gengetopt_args_info_help[i++]);
}

void
cmdline_parser_init (struct gengetopt_args_info *args_info)
{
  clear_given (args_info);
  clear_args (args_info);
  init_args_info (args_info);

  args_info->inputs = 0;
  args_info->inputs_num = 0;
}

void
cmdline_parser_params_init(struct cmdline_parser_params *params)
{
  if (params)
    { 
      params->override = 0;
      params->initialize = 1;
      params->check_required = 1;
      params->check_ambiguity = 0;
      params->print_errors = 1;
    }
}

struct cmdline_parser_params *
cmdline_parser_params_create(void)
{
  struct cmdline_parser_params *params = 
    (struct cmdline_parser_params *)malloc(sizeof(struct cmdline_parser_params));
  cmdline_parser_params_init(params);  
  return params;
}

static void
free_string_field (char **s)
{
  if (*s)
    {
      free (*s);
      *s = 0;
    }
}


static void
cmdline_parser_release (struct gengetopt_args_info *args_info)
{
  unsigned int i;
  free_string_field (&(args_info->labels_arg));
  free_string_field (&(args_info->labels_orig));
  free_string_field (&(args_info->output_arg));
  free_string_field (&(args_info->output_orig));
  free_string_field (&(args_info->input_arg));
  free_string_field (&(args_info->input_orig));
  free_string_field (&(args_info->skip_orig));
  free_string_field (&(args_info->error_function_orig));
  free_string_field (&(args_info->k_value_orig));
  free_string_field (&(args_info->tradeoff_orig));
  free_string_field (&(args_info->cross_validation_orig));
  free_string_field (&(args_info->bootstrap_orig));
  free_string_field (&(args_info->elim_fraction_orig));
  free_string_field (&(args_info->min_left_orig));
  free_string_field (&(args_info->iter_max_orig));
  free_string_field (&(args_info->random_orig));
  free_string_field (&(args_info->svm_verbosity_orig));
  free_string_field (&(args_info->verbosity_orig));
  
  
  for (i = 0; i < args_info->inputs_num; ++i)
    free (args_info->inputs [i]);

  if (args_info->inputs_num)
    free (args_info->inputs);

  clear_given (args_info);
}


static void
write_into_file(FILE *outfile, const char *opt, const char *arg, const char *values[])
{
  FIX_UNUSED (values);
  if (arg) {
    fprintf(outfile, "%s=\"%s\"\n", opt, arg);
  } else {
    fprintf(outfile, "%s\n", opt);
  }
}


int
cmdline_parser_dump(FILE *outfile, struct gengetopt_args_info *args_info)
{
  int i = 0;

  if (!outfile)
    {
      fprintf (stderr, "%s: cannot dump options to stream\n", CMDLINE_PARSER_PACKAGE);
      return EXIT_FAILURE;
    }

  if (args_info->help_given)
    write_into_file(outfile, "help", 0, 0 );
  if (args_info->version_given)
    write_into_file(outfile, "version", 0, 0 );
  if (args_info->labels_given)
    write_into_file(outfile, "labels", args_info->labels_orig, 0);
  if (args_info->output_given)
    write_into_file(outfile, "output", args_info->output_orig, 0);
  if (args_info->input_given)
    write_into_file(outfile, "input", args_info->input_orig, 0);
  if (args_info->skip_given)
    write_into_file(outfile, "skip", args_info->skip_orig, 0);
  if (args_info->normalize_given)
    write_into_file(outfile, "normalize", 0, 0 );
  if (args_info->mmap_given)
    write_into_file(outfile, "mmap", 0, 0 );
  if (args_info->error_function_given)
    write_into_file(outfile, "error_function", args_info->error_function_orig, 0);
  if (args_info->k_value_given)
    write_into_file(outfile, "k_value", args_info->k_value_orig, 0);
  if (args_info->tradeoff_given)
    write_into_file(outfile, "tradeoff", args_info->tradeoff_orig, 0);
  if (args_info->slack_given)
    write_into_file(outfile, "slack", 0, 0 );
  if (args_info->cross_validation_given)
    write_into_file(outfile, "cross_validation", args_info->cross_validation_orig, 0);
  if (args_info->bootstrap_given)
    write_into_file(outfile, "bootstrap", args_info->bootstrap_orig, 0);
  if (args_info->elim_fraction_given)
    write_into_file(outfile, "elim_fraction", args_info->elim_fraction_orig, 0);
  if (args_info->min_given)
    write_into_file(outfile, "min", 0, 0 );
  if (args_info->max_given)
    write_into_file(outfile, "max", 0, 0 );
  if (args_info->min_left_given)
    write_into_file(outfile, "min_left", args_info->min_left_orig, 0);
  if (args_info->iter_max_given)
    write_into_file(outfile, "iter_max", args_info->iter_max_orig, 0);
  if (args_info->random_given)
    write_into_file(outfile, "random", args_info->random_orig, 0);
  if (args_info->svm_verbosity_given)
    write_into_file(outfile, "svm_verbosity", args_info->svm_verbosity_orig, 0);
  if (args_info->verbosity_given)
    write_into_file(outfile, "verbosity", args_info->verbosity_orig, 0);
  

  i = EXIT_SUCCESS;
  return i;
}

int
cmdline_parser_file_save(const char *filename, struct gengetopt_args_info *args_info)
{
  FILE *outfile;
  int i = 0;

  outfile = fopen(filename, "w");

  if (!outfile)
    {
      fprintf (stderr, "%s: cannot open file for writing: %s\n", CMDLINE_PARSER_PACKAGE, filename);
      return EXIT_FAILURE;
    }

  i = cmdline_parser_dump(outfile, args_info);
  fclose (outfile);

  return i;
}

void
cmdline_parser_free (struct gengetopt_args_info *args_info)
{
  cmdline_parser_release (args_info);
}

/** @brief replacement of strdup, which is not standard */
char *
gengetopt_strdup (const char *s)
{
  char *result = 0;
  if (!s)
    return result;

  result = (char*)malloc(strlen(s) + 1);
  if (result == (char*)0)
    return (char*)0;
  strcpy(result, s);
  return result;
}

int
cmdline_parser (int argc, char **argv, struct gengetopt_args_info *args_info)
{
  return cmdline_parser2 (argc, argv, args_info, 0, 1, 1);
}

int
cmdline_parser_ext (int argc, char **argv, struct gengetopt_args_info *args_info,
                   struct cmdline_parser_params *params)
{
  int result;
  result = cmdline_parser_internal (argc, argv, args_info, params, 0);

  return result;
}

int
cmdline_parser2 (int argc, char **argv, struct gengetopt_args_info *args_info, int override, int initialize, int check_required)
{
  int result;
  struct cmdline_parser_params params;
  
  params.override = override;
  params.initialize = initialize;
  params.check_required = check_required;
  params.check_ambiguity = 0;
  params.print_errors = 1;

  result = cmdline_parser_internal (argc, argv, args_info, &params, 0);

  return result;
}

int
cmdline_parser_required (struct gengetopt_args_info *args_info, const char *prog_name)
{
  int result = EXIT_SUCCESS;

  if (cmdline_parser_required2(args_info, prog_name, 0) > 0)
    result = EXIT_FAILURE;

  return result;
}

int
cmdline_parser_required2 (struct gengetopt_args_info *args_info, const char *prog_name, const char *additional_error)
{
  int error = 0;
  FIX_UNUSED (additional_error);

  /* checks for required options */
  if (! args_info->labels_given)
    {
      fprintf (stderr, "%s: '--labels' ('-l') option required%s\n", prog_name, (additional_error ? additional_error : ""));
      error = 1;
    }
  
  if (! args_info->output_given)
    {
      fprintf (stderr, "%s: '--output' ('-o') option required%s\n", prog_name, (additional_error ? additional_error : ""));
      error = 1;
    }
  
  if (! args_info->input_given)
    {
      fprintf (stderr, "%s: '--input' ('-i') option required%s\n", prog_name, (additional_error ? additional_error : ""));
      error = 1;
    }
  
  
  /* checks for dependences among options */

  return error;
}


static char *package_name = 0;

/**
 * @brief updates an option
 * @param field the generic pointer to the field to update
 * @param orig_field the pointer to the orig field
 * @param field_given the pointer to the number of occurrence of this option
 * @param prev_given the pointer to the number of occurrence already seen
 * @param value the argument for this option (if null no arg was specified)
 * @param possible_values the possible values for this option (if specified)
 * @param default_value the default value (in case the option only accepts fixed values)
 * @param arg_type the type of this option
 * @param check_ambiguity @see cmdline_parser_params.check_ambiguity
 * @param override @see cmdline_parser_params.override
 * @param no_free whether to free a possible previous value
 * @param multiple_option whether this is a multiple option
 * @param long_opt the corresponding long option
 * @param short_opt the corresponding short option (or '-' if none)
 * @param additional_error possible further error specification
 */
static
int update_arg(void *field, char **orig_field,
               unsigned int *field_given, unsigned int *prev_given, 
               char *value, const char *possible_values[],
               const char *default_value,
               cmdline_parser_arg_type arg_type,
               int check_ambiguity, int override,
               int no_free, int multiple_option,
               const char *long_opt, char short_opt,
               const char *additional_error)
{
  char *stop_char = 0;
  const char *val = value;
  int found;
  char **string_field;
  FIX_UNUSED (field);

  stop_char = 0;
  found = 0;

  if (!multiple_option && prev_given && (*prev_given || (check_ambiguity && *field_given)))
    {
      if (short_opt != '-')
        fprintf (stderr, "%s: `--%s' (`-%c') option given more than once%s\n", 
               package_name, long_opt, short_opt,
               (additional_error ? additional_error : ""));
      else
        fprintf (stderr, "%s: `--%s' option given more than once%s\n", 
               package_name, long_opt,
               (additional_error ? additional_error : ""));
      return 1; /* failure */
    }

  FIX_UNUSED (default_value);
    
  if (field_given && *field_given && ! override)
    return 0;
  if (prev_given)
    (*prev_given)++;
  if (field_given)
    (*field_given)++;
  if (possible_values)
    val = possible_values[found];

  switch(arg_type) {
  case ARG_FLAG:
    *((int *)field) = !*((int *)field);
    break;
  case ARG_INT:
    if (val) *((int *)field) = strtol (val, &stop_char, 0);
    break;
  case ARG_FLOAT:
    if (val) *((float *)field) = (float)strtod (val, &stop_char);
    break;
  case ARG_STRING:
    if (val) {
      string_field = (char **)field;
      if (!no_free && *string_field)
        free (*string_field); /* free previous string */
      *string_field = gengetopt_strdup (val);
    }
    break;
  default:
    break;
  };

  /* check numeric conversion */
  switch(arg_type) {
  case ARG_INT:
  case ARG_FLOAT:
    if (val && !(stop_char && *stop_char == '\0')) {
      fprintf(stderr, "%s: invalid numeric value: %s\n", package_name, val);
      return 1; /* failure */
    }
    break;
  default:
    ;
  };

  /* store the original value */
  switch(arg_type) {
  case ARG_NO:
  case ARG_FLAG:
    break;
  default:
    if (value && orig_field) {
      if (no_free) {
        *orig_field = value;
      } else {
        if (*orig_field)
          free (*orig_field); /* free previous string */
        *orig_field = gengetopt_strdup (value);
      }
    }
  };

  return 0; /* OK */
}


int
cmdline_parser_internal (
  int argc, char **argv, struct gengetopt_args_info *args_info,
                        struct cmdline_parser_params *params, const char *additional_error)
{
  int c;	/* Character of the parsed option.  */

  int error = 0;
  struct gengetopt_args_info local_args_info;
  
  int override;
  int initialize;
  int check_required;
  int check_ambiguity;
  
  package_name = argv[0];
  
  override = params->override;
  initialize = params->initialize;
  check_required = params->check_required;
  check_ambiguity = params->check_ambiguity;

  if (initialize)
    cmdline_parser_init (args_info);

  cmdline_parser_init (&local_args_info);

  optarg = 0;
  optind = 0;
  opterr = params->print_errors;
  optopt = '?';

  while (1)
    {
      int option_index = 0;

      static struct option long_options[] = {
        { "help",	0, NULL, 'h' },
        { "version",	0, NULL, 0 },
        { "labels",	1, NULL, 'l' },
        { "output",	1, NULL, 'o' },
        { "input",	1, NULL, 'i' },
        { "skip",	1, NULL, 's' },
        { "normalize",	0, NULL, 'n' },
        { "mmap",	0, NULL, 'M' },
        { "error_function",	1, NULL, 'e' },
        { "k_value",	1, NULL, 'k' },
        { "tradeoff",	1, NULL, 'C' },
        { "slack",	0, NULL, 'S' },
        { "cross_validation",	1, NULL, 'c' },
        { "bootstrap",	1, NULL, 'b' },
        { "elim_fraction",	1, NULL, 'f' },
        { "min",	0, NULL, 'N' },
        { "max",	0, NULL, 'X' },
        { "min_left",	1, NULL, 'm' },
        { "iter_max",	1, NULL, 'x' },
        { "random",	1, NULL, 'r' },
        { "svm_verbosity",	1, NULL, 'v' },
        { "verbosity",	1, NULL, 'V' },
        { 0,  0, 0, 0 }
      };

      c = getopt_long (argc, argv, "hl:o:i:s:nMe:k:C:Sc:b:f:NXm:x:r:v:V:", long_options, &option_index);

      if (c == -1) break;	/* Exit from `while (1)' loop.  */

      switch (c)
        {
        case 'h':	/* Print help and exit.  */
          cmdline_parser_print_help ();
          cmdline_parser_free (&local_args_info);
          exit (EXIT_SUCCESS);

        case 'l':	/* labels_file.  */
        
        
          if (update_arg( (void *)&(args_info->labels_arg), 
               &(args_info->labels_orig), &(args_info->labels_given),
              &(local_args_info.labels_given), optarg, 0, 0, ARG_STRING,
              check_ambiguity, override, 0, 0,
              "labels", 'l',
              additional_error))
            goto failure;
        
          break;
        case 'o':	/* Output file .  */
        
        
          if (update_arg( (void *)&(args_info->output_arg), 
               &(args_info->output_orig), &(args_info->output_given),
              &(local_args_info.output_given), optarg, 0, 0, ARG_STRING,
              check_ambiguity, override, 0, 0,
              "output", 'o',
              additional_error))
            goto failure;
        
          break;
        case 'i':	/* Input PCL file .  */
        
        
          if (update_arg( (void *)&(args_info->input_arg), 
               &(args_info->input_orig), &(args_info->input_given),
              &(local_args_info.input_given), optarg, 0, 0, ARG_STRING,
              check_ambiguity, override, 0, 0,
              "input", 'i',
              additional_error))
            goto failure;
        
          break;
        case 's':	/* number of columns to skip in input pcls.  */
        
        
          if (update_arg( (void *)&(args_info->skip_arg), 
               &(args_info->skip_orig), &(args_info->skip_given),
              &(local_args_info.skip_given), optarg, 0, "0", ARG_INT,
              check_ambiguity, override, 0, 0,
              "skip", 's',
              additional_error))
            goto failure;
        
          break;
        case 'n':	/* Normalize PCLS to 0 mean 1 variance.  */
        
        
          if (update_arg((void *)&(args_info->normalize_flag), 0, &(args_info->normalize_given),
              &(local_args_info.normalize_given), optarg, 0, 0, ARG_FLAG,
              check_ambiguity, override, 1, 0, "normalize", 'n',
              additional_error))
            goto failure;
        
          break;
        case 'M':	/* Memory map binary input.  */
        
        
          if (update_arg((void *)&(args_info->mmap_flag), 0, &(args_info->mmap_given),
              &(local_args_info.mmap_given), optarg, 0, 0, ARG_FLAG,
              check_ambiguity, override, 1, 0, "mmap", 'M',
              additional_error))
            goto failure;
        
          break;
        case 'e':	/* Sets the loss function for SVM learning.  */
        
        
          if (update_arg( (void *)&(args_info->error_function_arg), 
               &(args_info->error_function_orig), &(args_info->error_function_given),
              &(local_args_info.error_function_given), optarg, 0, "1", ARG_INT,
              check_ambiguity, override, 0, 0,
              "error_function", 'e',
              additional_error))
            goto failure;
        
          break;
        case 'k':	/* k value used for prec_at_k and rekal_at_k in (0,1).  */
        
        
          if (update_arg( (void *)&(args_info->k_value_arg), 
               &(args_info->k_value_orig), &(args_info->k_value_given),
              &(local_args_info.k_value_given), optarg, 0, "0.5", ARG_FLOAT,
              check_ambiguity, override, 0, 0,
              "k_value", 'k',
              additional_error))
            goto failure;
        
          break;
        case 'C':	/* SVM tradeoff constant C.  */
        
        
          if (update_arg( (void *)&(args_info->tradeoff_arg), 
               &(args_info->tradeoff_orig), &(args_info->tradeoff_given),
              &(local_args_info.tradeoff_given), optarg, 0, "0.01", ARG_FLOAT,
              check_ambiguity, override, 0, 0,
              "tradeoff", 'C',
              additional_error))
            goto failure;
        
          break;
        case 'S':	/* Use slack rescaling.  */
        
        
          if (update_arg((void *)&(args_info->slack_flag), 0, &(args_info->slack_given),
              &(local_args_info.slack_given), optarg, 0, 0, ARG_FLAG,
              check_ambiguity, override, 1, 0, "slack", 'S',
              additional_error))
            goto failure;
        
          break;
        case 'c':	/* Number of cross-validation sets.  */
        
        
          if (update_arg( (void *)&(args_info->cross_validation_arg), 
               &(args_info->cross_validation_orig), &(args_info->cross_validation_given),
              &(local_args_info.cross_validation_given), optarg, 0, "5", ARG_INT,
              check_ambiguity, override, 0, 0,
              "cross_validation", 'c',
              additional_error))
            goto failure;
        
          break;
        case 'b':	/* Number of bootstraps to create per train set.  */
        
        
          if (update_arg( (void *)&(args_info->bootstrap_arg), 
               &(args_info->bootstrap_orig), &(args_info->bootstrap_given),
              &(local_args_info.bootstrap_given), optarg, 0, "5", ARG_INT,
              check_ambiguity, override, 0, 0,
              "bootstrap", 'b',
              additional_error))
            goto failure;
        
          break;
        case 'f':	/* Fraction of features to eliminate at every step.  */
        
        
          if (update_arg( (void *)&(args_info->elim_fraction_arg), 
               &(args_info->elim_fraction_orig), &(args_info->elim_fraction_given),
              &(local_args_info.elim_fraction_given), optarg, 0, "0.5", ARG_FLOAT,
              check_ambiguity, override, 0, 0,
              "elim_fraction", 'f',
              additional_error))
            goto failure;
        
          break;
        case 'N':	/* Take the miNimum weight value instead of averaging.  */
        
        
          if (update_arg((void *)&(args_info->min_flag), 0, &(args_info->min_given),
              &(local_args_info.min_given), optarg, 0, 0, ARG_FLAG,
              check_ambiguity, override, 1, 0, "min", 'N',
              additional_error))
            goto failure;
        
          break;
        case 'X':	/* Take the maXimun weight value instead of averaging.  */
        
        
          if (update_arg((void *)&(args_info->max_flag), 0, &(args_info->max_given),
              &(local_args_info.max_given), optarg, 0, 0, ARG_FLAG,
              check_ambiguity, override, 1, 0, "max", 'X',
              additional_error))
            goto failure;
        
          break;
        case 'm':	/* Minimum number of features to leave.  */
        
        
          if (update_arg( (void *)&(args_info->min_left_arg), 
               &(args_info->min_left_orig), &(args_info->min_left_given),
              &(local_args_info.min_left_given), optarg, 0, "10", ARG_INT,
              check_ambiguity, override, 0, 0,
              "min_left", 'm',
              additional_error))
            goto failure;
        
          break;
        case 'x':	/* Maximum number of iterations to do.  */
        
        
          if (update_arg( (void *)&(args_info->iter_max_arg), 
               &(args_info->iter_max_orig), &(args_info->iter_max_given),
              &(local_args_info.iter_max_given), optarg, 0, "1000", ARG_INT,
              check_ambiguity, override, 0, 0,
              "iter_max", 'x',
              additional_error))
            goto failure;
        
          break;
        case 'r':	/* Seed random generator.  */
        
        
          if (update_arg( (void *)&(args_info->random_arg), 
               &(args_info->random_orig), &(args_info->random_given),
              &(local_args_info.random_given), optarg, 0, "1234", ARG_INT,
              check_ambiguity, override, 0, 0,
              "random", 'r',
              additional_error))
            goto failure;
        
          break;
        case 'v':	/* sets the svm_struct verbosity.  */
        
        
          if (update_arg( (void *)&(args_info->svm_verbosity_arg), 
               &(args_info->svm_verbosity_orig), &(args_info->svm_verbosity_given),
              &(local_args_info.svm_verbosity_given), optarg, 0, "0", ARG_INT,
              check_ambiguity, override, 0, 0,
              "svm_verbosity", 'v',
              additional_error))
            goto failure;
        
          break;
        case 'V':	/* sets the SVMfe verbosity.  */
        
        
          if (update_arg( (void *)&(args_info->verbosity_arg), 
               &(args_info->verbosity_orig), &(args_info->verbosity_given),
              &(local_args_info.verbosity_given), optarg, 0, "0", ARG_INT,
              check_ambiguity, override, 0, 0,
              "verbosity", 'V',
              additional_error))
            goto failure;
        
          break;

        case 0:	/* Long option with no short option */
          /* Print version and exit.  */
          if (strcmp (long_options[option_index].name, "version") == 0)
          {
          
          
            if (update_arg( 0 , 
                 0 , &(args_info->version_given),
                &(local_args_info.version_given), optarg, 0, 0, ARG_NO,
                check_ambiguity, override, 0, 0,
                "version", 'V',
                additional_error))
              goto failure;
            cmdline_parser_free (&local_args_info);
            return 0;
          
          }
          
          break;
        case '?':	/* Invalid option.  */
          /* `getopt_long' already printed an error message.  */
          goto failure;

        default:	/* bug: option not considered.  */
          fprintf (stderr, "%s: option unknown: %c%s\n", CMDLINE_PARSER_PACKAGE, c, (additional_error ? additional_error : ""));
          abort ();
        } /* switch */
    } /* while */



  if (check_required)
    {
      error += cmdline_parser_required2 (args_info, argv[0], additional_error);
    }

  cmdline_parser_release (&local_args_info);

  if ( error )
    return (EXIT_FAILURE);

  if (optind < argc)
    {
      int i = 0 ;
      int found_prog_name = 0;
      /* whether program name, i.e., argv[0], is in the remaining args
         (this may happen with some implementations of getopt,
          but surely not with the one included by gengetopt) */

      i = optind;
      while (i < argc)
        if (argv[i++] == argv[0]) {
          found_prog_name = 1;
          break;
        }
      i = 0;

      args_info->inputs_num = argc - optind - found_prog_name;
      args_info->inputs =
        (char **)(malloc ((args_info->inputs_num)*sizeof(char *))) ;
      while (optind < argc)
        if (argv[optind++] != argv[0])
          args_info->inputs[ i++ ] = gengetopt_strdup (argv[optind-1]) ;
    }

  return 0;

failure:
  
  cmdline_parser_release (&local_args_info);
  return (EXIT_FAILURE);
}