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%%	options

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



%%	module

#include "dk4opt.h"
#include "dk4aopt.h"



int
dk4app_opt_get_unsigned_long(
  dk4_um_t *rp, dk4_app_t *app, const dkChar *n, dk4_er_t *erp
)
{
  dk4_option_t	*optr;
  int		 back = 0;
  if ((NULL != rp) && (NULL != app) && (NULL != n)) {
    if (NULL != app->i_opt_long) {
      optr = (dk4_option_t *)dk4sto_it_find_like(app->i_opt_long, n, 3);
      if (NULL != optr) {
        if (0 != optr->found) {
	  back = dk4opt_get_unsigned(rp, optr, erp);
	} else {
	  dk4error_set_simple_error_code(erp, DK4_E_NOT_FOUND);
	}
      } else {
        dk4error_set_simple_error_code(erp, DK4_E_SYNTAX);
      }
    } else {
      dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
    }
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
}