ObjFW  Diff

Differences From Artifact [fe22120f50]:

  • File src/exceptions/OFSeekFailedException.h — part of check-in [62e2de30b9] at 2015-02-16 08:39:17 on branch trunk — Explicitly pass errno to exceptions

    The old behaviour where the exception would access errno directly on
    creation of the exception was very fragile. The two main problems with
    it were that sometimes it would pick up an errno even though none had
    been set and in other cases that when the exception was created errno
    had already been overridden.

    This also greatly increases errno handling on Win32, especially in
    conjunction with sockets. It can still be improved further, though. (user: js, size: 2550) [annotate] [blame] [check-ins using]

To Artifact [35b0593606]:


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/*!
 * @brief Creates a new, autoreleased seek failed exception.
 *
 * @param stream The stream for which seeking failed
 * @param offset The offset to which seeking failed
 * @param whence To what the offset is relative
 * @param errNo The errno of the error
 * @return A new, autoreleased seek failed exception
 */
+ (instancetype)exceptionWithStream: (OFSeekableStream*)stream
			     offset: (of_offset_t)offset
			     whence: (int)whence
			      errNo: (int)errNo;

/*!
 * @brief Initializes an already allocated seek failed exception.
 *
 * @param stream The stream for which seeking failed
 * @param offset The offset to which seeking failed
 * @param whence To what the offset is relative
 * @param errNo The errno of the error
 * @return An initialized seek failed exception
 */
- initWithStream: (OFSeekableStream*)stream
	  offset: (of_offset_t)offset
	  whence: (int)whence
	   errNo: (int)errNo;








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/*!
 * @brief Creates a new, autoreleased seek failed exception.
 *
 * @param stream The stream for which seeking failed
 * @param offset The offset to which seeking failed
 * @param whence To what the offset is relative
 * @param errNo The errno of the error that occurred
 * @return A new, autoreleased seek failed exception
 */
+ (instancetype)exceptionWithStream: (OFSeekableStream*)stream
			     offset: (of_offset_t)offset
			     whence: (int)whence
			      errNo: (int)errNo;

/*!
 * @brief Initializes an already allocated seek failed exception.
 *
 * @param stream The stream for which seeking failed
 * @param offset The offset to which seeking failed
 * @param whence To what the offset is relative
 * @param errNo The errno of the error that occurred
 * @return An initialized seek failed exception
 */
- initWithStream: (OFSeekableStream*)stream
	  offset: (of_offset_t)offset
	  whence: (int)whence
	   errNo: (int)errNo;

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 * @brief Returns to what the offset is relative.
 *
 * @return To what the offset is relative
 */
- (int)whence;

/*!
 * @brief Returns the errno from when the exception was created.
 *
 * @return The errno from when the exception was created
 */
- (int)errNo;
@end







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 * @brief Returns to what the offset is relative.
 *
 * @return To what the offset is relative
 */
- (int)whence;

/*!
 * @brief Returns the errno of the error that occurred.
 *
 * @return The errno of the error that occurred
 */
- (int)errNo;
@end