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%%	options

copyright owner	=	Dirk Krause
copyright year	=	2019-xxxx
SPDX-License-Identifier:	BSD-3-Clause


%%	header

/**	@file	dk4chdird.h	Change current directory.
*/

#ifndef	DK4CONF_H_INCLUDED
#if	DK4_BUILDING_DKTOOLS4
#include "dk4conf.h"
#else
#include <dktools-4/dk4conf.h>
#endif
#endif

#ifndef DK4ERROR_H_INCLUDED
#if	DK4_BUILDING_DKTOOLS4
#include "dk4error.h"
#else
#include <dktools-4/dk4error.h>
#endif
#endif

#ifdef	__cplusplus
extern "C" {
#endif


/**	Change current working directory.
	@param	nd	Name of new directory.
	@param	erp	Error report, may be NULL.
	@return	1 on success, 0 on error.

	CRT on Windows: Optional.

	Error codes:
	- DK4_E_INVALID_ARGUMENTS<br>
	  if nd is NULL,
	- DK4_E_NOT_SUPPORTEDy<br>
	  if the operation is not supported on the current system,
	- DK4_E_SYSTEM<br>
	  with error code in lDetails1 or iDetails1 if the operation
	  is supported but did fail.
*/

int
dk4chdir(dkChar const *nd, dk4_er_t *erp);


#ifdef	__cplusplus
}
#endif


/* vim: set ai sw=4 ts=4 : */

%%	module

#include "dk4conf.h"
#include "dk4chdird.h"

#if DK4_CHAR_SIZE > 1
#include "dk4chdirw.h"
#else
#include "dk4chdir8.h"
#endif

#if	DK4_HAVE_ASSERT_H
#ifndef	ASSERT_H_INCLUDED
#include <assert.h>
#define	ASSERT_H_INCLUDED 1
#endif
#endif


int
dk4chdir(dkChar const *nd, dk4_er_t *erp)
{
#if	DK4_USE_ASSERT
  assert(NULL != nd);
#endif
#if DK4_CHAR_SIZE > 1
	return ( dk4chdir_wc(nd, erp) );
#else
	return ( dk4chdir_c8(nd, erp) );
#endif
}



/* vim: set ai sw=4 ts=4 : */