/* hmm how do I do this? */
/* things that are needed ... */
/* 1. the list of options need to be passed in ... */
/* 2. the commands need to be parsed ... */
/* 3. info must be returned */

#include "option_code.h"
#include <string.h>

char **OPT_opt_list;
int OPT_num_opt=-1;;

int handle_option(char *c_option1,char *op_list) {
  int i;
  int found=-1;
  static int first=1;
  char *c_option=&c_option[1];

  if (first) {
    build_opt_list(op_list);
  }
  
  for (i=0;i<OPT_num_opt && found==-1 ;i++) {
    if (!strcmp(OPT_opt_list[i],c_option)) {
      found=i;
    }
  }

  return found;
}


/* simple code to take the options and make a list */
/* the options will be comma seperated to make the task easier */
void build_opt_list(char *options) {
  int count=0;
  int i;
  char *new_opt;
  char *t_opt_list[500];
  char *tok;

  /* use strtok to break the list up */
  tok=strtok(options,",");
  while (tok!=NULL) {
    new_opt=(char*)malloc(sizeof(char)*(strlen(tok)+1));
    strcpy(new_opt,tok);
    t_opt_list[count++]=new_opt;
  }
  
  OPT_opt_list=(char **)malloc(sizeof(char *)*(count+1));
  for (i=0;i<count;i++) {
    OPT_opt_list[i]=t_opt_list[i];
  }
  OPT_num_opt=count;
}

/* clean everything up */
void clean_opt_list(void) {
  int i;
  for (i=0;i<OPT_num_opt;i++) {
    free(OPT_opt_list[i]);
  }
  free(OPT_opt_list);
  OPT_num_opt=-1;
}