#ifndef __FTW_LOADED
#define __FTW_LOADED
/***************************************************************************
**
**  <ftw.h> - walk a file tree
**
****************************************************************************
**
**  Header introduced by the X/Open CAE Specification, Issue 4
**
**  Definitions in this header file may not be available on all versions of
**  OpenVMS.  See the DEC C Runtime Library reference manual for specifics.
**
****************************************************************************
**                                                                        **
**  HPE CONFIDENTIAL. This software is confidential proprietary software  **
**  licensed by Hewlett Packard Enterprise Development, LP, and is not    **
**  authorized to be used, duplicated or disclosed to anyone without the  **
**  prior written permission of HPE.                                      **
**  Copyright 2004 Hewlett Packard Enterprise Development, LP             **
**                                                                        **
**  VMS SOFTWARE, INC. CONFIDENTIAL. This software is confidential        **
**  proprietary software licensed by VMS Software, Inc., and is not       **
**  authorized to be used, duplicated or disclosed to anyone without      **
**  the prior written permission of VMS Software, Inc.                    **
**  Copyright 2022-2023 VMS Software, Inc.                                **
**                                                                        **
***************************************************************************/

#pragma __nostandard
#include <decc$types.h>
#ifdef __cplusplus
    extern "C" {
#endif


/*
**  Save the users pointer context
*/
#if __INITIAL_POINTER_SIZE || defined(__clang__)
#   pragma __required_pointer_size __save
#   pragma __required_pointer_size 32
#endif


/*
**  All includes of other header files must be done prior to altering the
**  pointer size mode.
*/
#include <stat.h>


/*
**  Define FTW constant values
*/
#define FTW_D    0  /* Directory                                 */
#define FTW_DNR  1  /* Directory without read permission         */
#define FTW_F    2  /* File                                      */
#define FTW_NS   3  /* Unknown type, stat() failed               */

#if defined _XOPEN_SOURCE_EXTENDED || !defined _XOPEN_SOURCE
#   define FTW_SL	4   /* symbolic link				*/
#   define FTW_SLN	5   /* symbolic link names non-existant file	*/
#endif


/*
**  The callback routine for the ftw function is always passed 32 bit addresses.
*/
typedef int (* __ftw_callback)(const char *, const struct stat *, int);

/*
**  We are done defining things which must always be 32 bit pointers.
**  Next, we allow the use of 64-bit pointers in function calls.
*/
#if __INITIAL_POINTER_SIZE || defined(__clang__)
#   pragma __required_pointer_size 64
#endif


#if _USE_STD_STAT
#pragma __extern_prefix __save
#pragma __extern_prefix "__std_"
#else

#if __USE_OFF64_T
#   pragma __extern_prefix __save
#   if __USE_LONG_GID_T
#       pragma __extern_prefix "__off64_long_gid_"
#   elif !defined _VMS_V6_SOURCE
#       pragma __extern_prefix "__off64_"
#   else
#       pragma __extern_prefix "__off64_non_utc_"
#   endif
#elif __USE_LONG_GID_T
#   pragma __extern_prefix __save
#   pragma __extern_prefix "__long_gid_"
#elif ((__CRTL_VER >= 70301000) && (__CRTL_VER < 70311000) && defined(_VMS_V6_SOURCE)) \
    || ((__CRTL_VER >= 70311000) && defined(_VMS_V6_SOURCE) && defined(__LOCAL_TIME_FTW))
#      ifdef __CAN_USE_EXTERN_PREFIX
#           pragma __extern_prefix __save
#           pragma __extern_prefix "__non_utc_"
#      else
#           if defined(__clang__)
#               define ftw __non_utc_ftw
#           else
#               define ftw(__p1,__p2,__p3) __non_utc_ftw(__p1,__p2,__p3)
#           endif
#      endif
#endif /* __USE_OFF64_T */
#endif /* _USE_STD_STAT */

/*
**  Function prototypes
*/

int ftw (const char * __path, __ftw_callback __action, int __depth);

/*
**  Disable extern_prefix if we enabled it earlier
*/
#if _USE_STD_STAT
#pragma __extern_prefix __restore
#else
#if __USE_LONG_GID_T || __USE_OFF64_T
#   pragma __extern_prefix __restore
#elif ((__CRTL_VER >= 70301000) && (__CRTL_VER < 70311000) && defined(_VMS_V6_SOURCE)) \
    ||  ((__CRTL_VER >= 70311000) && defined(_VMS_V6_SOURCE) && defined(__LOCAL_TIME_FTW))
#      ifdef __CAN_USE_EXTERN_PREFIX
#          pragma __extern_prefix __restore
#      endif
#endif
#endif

/*
**  Restore the users pointer context
*/
#if __INITIAL_POINTER_SIZE || defined(__clang__)
#   pragma __required_pointer_size __restore
#endif

#ifdef __cplusplus
    }
#endif
#pragma __standard
#endif  /* __FTW_LOADED */