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%%	options

copyright owner	=	Dirk Krause
copyright year	=	2015-xxxx
license		=	bsd



%%	module

#include "dk4opt.h"
#include "dk4strd.h"
#include "dk4mem.h"



$!trace-include



int
dk4opt_get_bool(int *dptr, dk4_option_t *optptr, dk4_er_t *erp)
{
  int		 back = 0;
  if ((NULL != dptr) && (NULL != optptr)) {
    if (0 != optptr->found) {
      switch ((optptr->spec).argtype) {
        case DK4_OPT_ARG_BOOL: {
          *dptr = (optptr->val).b;
	  back = 1;
        } break;
        case DK4_OPT_ARG_SIZE: {
	  if (0 < (optptr->val).s) {
	    *dptr = 1;
	  } else {
	    *dptr = 0;
	  }
	  back = 1;
        } break;
        case DK4_OPT_ARG_INT: {
	  if ((dk4_im_t)0L != (optptr->val).i) {
	    *dptr = 1;
	  } else {
	    *dptr = 0;
	  }
	  back = 1;
        } break;
        case DK4_OPT_ARG_UNSIGNED: {
	  if ((dk4_um_t)0UL < (optptr->val).u) {
	    *dptr = 1;
	  } else {
	    *dptr = 0;
	  }
	  back = 1;
        } break;
        case DK4_OPT_ARG_STRING: {
          if (NULL != (optptr->val).t) {
	    if (dk4str_is_bool((optptr->val).t)) {
	      if (dk4str_is_on((optptr->val).t)) {
	        *dptr = 1;
	      } else {
	        *dptr = 0;
	      }
	      back = 1;
	    } else {
	      dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
	    }
	  } else {
	    dk4error_set_simple_error_code(erp, DK4_E_NOT_FOUND);
	  }
        } break;
        default: {
          dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
        } break;
      }
    } else {
      dk4error_set_simple_error_code(erp, DK4_E_NOT_FOUND);
    }
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
}