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%%	options

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



%%	module

#include "dk4app.h"

#ifndef DK4CONST_H_INCLUDED
#include "dk4const.h"
#endif

#ifndef DK4FNE_H_INCLUDED
#include "dk4fne.h"
#endif

#ifndef DK4ERROR_H_INCLUDED
#include "dk4error.h"
#endif

#ifndef DK4STRD_H_INCLUDED
#include "dk4strd.h"
#endif



dk4_dir_t *
dk4app_fne_open(const dkChar *pattern, dk4_app_t *app)
{
  dk4_er_t	 er;
  dk4_dir_t	*back	= NULL;
  if (NULL != pattern) {
    dk4error_init(&er);
    back = dk4fne_open(pattern, &er);
    if (NULL == back) {
      switch (er.ec) {
        case DK4_E_NOT_SUPPORTED: {
	  dk4app_log_base3(app, DK4_LL_ERROR, 100, 102, pattern);
	} break;
	case DK4_E_MEMORY_ALLOCATION_FAILED: {
	  dk4app_log_base3(app, DK4_LL_ERROR, 100, 103, pattern);
	} break;
	case DK4_E_BUFFER_TOO_SMALL: {
	  dk4app_log_base3(app, DK4_LL_ERROR, 100, 105, pattern);
	} break;
	case DK4_E_OPENDIR_FAILED:
	case DK4_E_FINDFIRSTFILE_FAILED: {
	  dk4app_log_base3(app, DK4_LL_ERROR, 100, 104, pattern);
	} break;
	default: {
	  dk4app_log_base3(app, DK4_LL_ERROR, 100, 101, pattern);
	} break;
      }
    }
  }
  return back;
}



int
dk4app_fne_one_file(
  dkChar	*dptr,
  size_t	 szdptr,
  dk4_dir_t	*fne,
  const dkChar	*pattern,
  dk4_app_t	*app
)
{
  const dkChar	*dirname;
  const	dkChar	*filename;
  int		 back = 0;
  if ((NULL != dptr) && (NULL != fne) && (0 < szdptr)) {
    dirname = dk4dir_get_path(fne);
    filename = dk4dir_next_file(fne);
    if (NULL != filename) {
      if (NULL != dirname) {
        if (0 != dk4str_cpy_s(dptr, szdptr, dirname, NULL)) {
	  if (0 != dk4str_cat_s(dptr, szdptr, dkT("\\"), NULL)) {
	    back = dk4str_cat_s(dptr, szdptr, filename, NULL);
	    if (0 == back) {
	      dk4app_log_base3(app, DK4_LL_ERROR, 100, 105, pattern);
	    }
	  } else {
	    dk4app_log_base3(app, DK4_LL_ERROR, 100, 105, pattern);
	  }
	} else {
	  dk4app_log_base3(app, DK4_LL_ERROR, 100, 105, pattern);
	}
      } else {
        back = dk4str_cpy_s(dptr, szdptr, filename, NULL);
	if (0 == back) {
	  dk4app_log_base3(app, DK4_LL_ERROR, 100, 105, pattern);
	}
      }
      if (0 != back) {
        filename = dk4dir_next_file(fne);
	if (NULL != filename) {
	  back = 0;
	  dk4app_log_base3(app, DK4_LL_ERROR, 100, 106, pattern);
	}
      }
    } else {
      dk4app_log_base3(app, DK4_LL_ERROR, 100, 107, pattern);
    }
  }
  return back;
}