ADDED: DirectoryExists() and GetPrevDirectoryPath()

src/raylib.h

@@ -940,10 +940,12 @@ RLAPI int GetRandomValue(int min, int max);                       // Returns a r
 // Files management functions
 RLAPI bool FileExists(const char *fileName);                      // Check if file exists
 RLAPI bool IsFileExtension(const char *fileName, const char *ext);// Check file extension
+RLAPI bool DirectoryExists(const char *dirPath);                  // Check if a directory path exists
 RLAPI const char *GetExtension(const char *fileName);             // Get pointer to extension for a filename string
 RLAPI const char *GetFileName(const char *filePath);              // Get pointer to filename for a path string
 RLAPI const char *GetFileNameWithoutExt(const char *filePath);    // Get filename string without extension (memory should be freed)
 RLAPI const char *GetDirectoryPath(const char *fileName);         // Get full path for a given fileName (uses static string)
+RLAPI const char *GetPrevDirectoryPath(const char *path);         // Get previous directory path for a given path (uses static string)
 RLAPI const char *GetWorkingDirectory(void);                      // Get current working directory (uses static string)
 RLAPI char **GetDirectoryFiles(const char *dirPath, int *count);  // Get filenames in a directory path (memory should be freed)
 RLAPI void ClearDirectoryFiles(void);                             // Clear directory files paths buffers (free memory)