56 lines
1.4 KiB
C
56 lines
1.4 KiB
C
// SPDX-License-Identifier: LGPL-3.0-or-later
|
|
|
|
/* Portable low level system directory access.
|
|
*
|
|
* Copyright: 2022, The DoubleFourteen Code Forge
|
|
* Author: Lorenzo Cogotti
|
|
*/
|
|
|
|
#ifndef DF_LUA_OSXDIR_H_
|
|
#define DF_LUA_OSXDIR_H_
|
|
|
|
#include "lua.h"
|
|
|
|
#ifdef _WIN32
|
|
#include <io.h>
|
|
|
|
typedef struct {
|
|
intptr_t dirh; // raw system directory handle
|
|
_Bool startflag; // whether data references the first directory entry
|
|
_Bool endflag; // whether we've made to the end of the directory
|
|
_Bool errflag; // whether last call encountered an error
|
|
struct _finddata_t data; // directory entry info
|
|
} *df_os_dirhn;
|
|
|
|
#ifdef DF_LUA_OSXLIB
|
|
#define DF_OSXLIB_API __declspec(dllexport)
|
|
#else
|
|
#define DF_OSXLIB_API __declspec(dllimport)
|
|
#endif
|
|
|
|
#else
|
|
#include <dirent.h>
|
|
|
|
typedef DIR *df_os_dirhn;
|
|
|
|
#define DF_OSXLIB_API
|
|
#endif
|
|
|
|
/* Open directory at 'path' (not NULL).
|
|
* Returns opened directory handle on success, NULL on failure (sets errno).
|
|
*/
|
|
DF_OSXLIB_API df_os_dirhn os_opendir(const char *path);
|
|
|
|
/* Read next entry from opened directory handle 'hn' (not NULL).
|
|
* Returns:
|
|
* - next entry filename on success.
|
|
* - NULL leaving errno unchanged when no more entries are available.
|
|
* - NULL and sets errno on failure.
|
|
*/
|
|
DF_OSXLIB_API char *os_readdir(df_os_dirhn hn);
|
|
|
|
/* Close opened directory handle 'hn' (not NULL). */
|
|
DF_OSXLIB_API void os_closedir(df_os_dirhn hn);
|
|
|
|
#endif
|