fruitjam-doom/msvc/win_opendir.h
James Haley 5201de4ff2 Add win_opendir.c module for MSVC++ builds which contains public domain
implementation of POSIX opendir/readdir/closedir API derived from the
MinGW libc extensions source. Will be needed for hub save maintenance.

Subversion-branch: /branches/strife-branch
Subversion-revision: 2241
2011-01-30 04:10:32 +00:00

77 lines
2 KiB
C++

// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// 03/10/2006 James Haley
//
// For this module only:
// This code is public domain. No change sufficient enough to constitute a
// significant or original work has been made, and thus it remains as such.
//
//----------------------------------------------------------------------------
//
// DESCRIPTION:
//
// Implementation of POSIX opendir for Visual C++.
// Derived from the MinGW C Library Extensions Source (released to the
// public domain).
//
//-----------------------------------------------------------------------------
#ifndef I_OPNDIR_H__
#define I_OPNDIR_H__
#include <io.h>
#ifndef FILENAME_MAX
#define FILENAME_MAX 260
#endif
struct dirent
{
long d_ino; /* Always zero. */
unsigned short d_reclen; /* Always zero. */
unsigned short d_namlen; /* Length of name in d_name. */
char d_name[FILENAME_MAX]; /* File name. */
};
/*
* This is an internal data structure. Good programmers will not use it
* except as an argument to one of the functions below.
* dd_stat field is now int (was short in older versions).
*/
typedef struct
{
/* disk transfer area for this dir */
struct _finddata_t dd_dta;
/* dirent struct to return from dir (NOTE: this makes this thread
* safe as long as only one thread uses a particular DIR struct at
* a time) */
struct dirent dd_dir;
/* _findnext handle */
long dd_handle;
/*
* Status of search:
* 0 = not started yet (next entry to read is first entry)
* -1 = off the end
* positive = 0 based index of next entry
*/
int dd_stat;
/* given path for dir with search pattern (struct is extended) */
char dd_name[1];
} DIR;
DIR *opendir(const char *);
struct dirent *readdir(DIR *);
int closedir(DIR *);
void rewinddir(DIR *);
long telldir(DIR *);
void seekdir(DIR *, long);
#endif
// EOF