[MEGA-WIP] RTG things

[pistorm] / raylib_pi4_test / external / dirent.h

diff --git a/raylib_pi4_test/external/dirent.h b/raylib_pi4_test/external/dirent.h
deleted file mode 100644 (file)
index c611376..0000000
--- a/raylib_pi4_test/external/dirent.h
+++ /dev/null
@@ -1,183 +0,0 @@
-/****************************************************************************
-
-    Declaration of POSIX directory browsing functions and types for Win32.
-
-    Author:  Kevlin Henney (kevlin@acm.org, kevlin@curbralan.com)
-    History: Created March 1997. Updated June 2003.
-             Reviewed by Ramon Santamaria for raylib on January 2020.
-
-    Copyright Kevlin Henney, 1997, 2003. All rights reserved.
-
-    Permission to use, copy, modify, and distribute this software and its
-    documentation for any purpose is hereby granted without fee, provided
-    that this copyright and permissions notice appear in all copies and
-    derivatives.
-    
-    This software is supplied "as is" without express or implied warranty.
-
-    But that said, if there are any problems please get in touch.
-
-****************************************************************************/
-
-#ifndef DIRENT_H
-#define DIRENT_H
-
-// Allow custom memory allocators
-#ifndef DIRENT_MALLOC
-    #define DIRENT_MALLOC(sz)   malloc(sz)
-#endif
-#ifndef DIRENT_FREE
-    #define DIRENT_FREE(p)      free(p)
-#endif
-
-//----------------------------------------------------------------------------------
-// Types and Structures Definition
-//----------------------------------------------------------------------------------
-
-// Fordward declaration of DIR, implementation below
-typedef struct DIR DIR;
-
-struct dirent {
-    char *d_name;
-};
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-//------------------------------------------------------------------------------------
-// Functions Declaration
-//------------------------------------------------------------------------------------
-DIR *opendir(const char *name);
-int closedir(DIR *dir);
-struct dirent *readdir(DIR *dir);
-void rewinddir(DIR *dir);
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif      // DIRENT_H
-
-/****************************************************************************
-
-    Implementation of POSIX directory browsing functions and types for Win32.
-
-    Author:  Kevlin Henney (kevlin@acm.org, kevlin@curbralan.com)
-    History: Created March 1997. Updated June 2003.
-             Reviewed by Ramon Santamaria for raylib on January 2020.
-
-    Copyright Kevlin Henney, 1997, 2003. All rights reserved.
-
-    Permission to use, copy, modify, and distribute this software and its
-    documentation for any purpose is hereby granted without fee, provided
-    that this copyright and permissions notice appear in all copies and
-    derivatives.
-    
-    This software is supplied "as is" without express or implied warranty.
-
-    But that said, if there are any problems please get in touch.
-
-****************************************************************************/
-
-#include <io.h>         // _findfirst and _findnext set errno iff they return -1
-#include <stdlib.h>
-#include <string.h>
-#include <errno.h>
-
-//----------------------------------------------------------------------------------
-// Types and Structures Definition
-//----------------------------------------------------------------------------------
-typedef ptrdiff_t handle_type;  // C99's intptr_t not sufficiently portable
-
-struct DIR {
-    handle_type handle;         // -1 for failed rewind
-    struct _finddata_t info;
-    struct dirent result;       // d_name null iff first time
-    char *name;                 // null-terminated char string
-};
-
-DIR *opendir(const char *name)
-{
-    DIR *dir = 0;
-
-    if (name && name[0])
-    {
-        size_t base_length = strlen(name);
-        
-        // Search pattern must end with suitable wildcard
-        const char *all = strchr("/\\", name[base_length - 1]) ? "*" : "/*";
-
-        if ((dir = (DIR *)DIRENT_MALLOC(sizeof *dir)) != 0 &&
-            (dir->name = (char *)DIRENT_MALLOC(base_length + strlen(all) + 1)) != 0)
-        {
-            strcat(strcpy(dir->name, name), all);
-
-            if ((dir->handle = (handle_type) _findfirst(dir->name, &dir->info)) != -1)
-            {
-                dir->result.d_name = 0;
-            }
-            else  // rollback
-            {
-                DIRENT_FREE(dir->name);
-                DIRENT_FREE(dir);
-                dir = 0;
-            }
-        }
-        else  // rollback
-        {
-            DIRENT_FREE(dir);
-            dir   = 0;
-            errno = ENOMEM;
-        }
-    }
-    else errno = EINVAL;
-
-    return dir;
-}
-
-int closedir(DIR *dir)
-{
-    int result = -1;
-
-    if (dir)
-    {
-        if (dir->handle != -1) result = _findclose(dir->handle);
-
-        DIRENT_FREE(dir->name);
-        DIRENT_FREE(dir);
-    }
-
-    // NOTE: All errors ampped to EBADF
-    if (result == -1) errno = EBADF;
-
-    return result;
-}
-
-struct dirent *readdir(DIR *dir)
-{
-    struct dirent *result = 0;
-
-    if (dir && dir->handle != -1)
-    {
-        if (!dir->result.d_name || _findnext(dir->handle, &dir->info) != -1)
-        {
-            result = &dir->result;
-            result->d_name = dir->info.name;
-        }
-    }
-    else errno = EBADF;
-
-    return result;
-}
-
-void rewinddir(DIR *dir)
-{
-    if (dir && dir->handle != -1)
-    {
-        _findclose(dir->handle);
-        dir->handle = (handle_type) _findfirst(dir->name, &dir->info);
-        dir->result.d_name = 0;
-    }
-    else errno = EBADF;
-}