Navigation

Changeset 1581

Timestamp:

03/20/07 21:21:21 (2 years ago)

Author:

vboxsync

Message:

r=bird: Too verbose comments that just repeated the code (fixed).

Files:

r1532	r1581
77	77
78	78	/**
79		* This is a helper to check if an attempt is made to grow a file beyond the
	79	* This is a helper to check if an attempt was made to grow a file beyond the
80	80	* limit of the filesystem.
81	81	*
…	…
84	84	* @param offSeek Offset to seek.
85	85	*/
86		~~inline bool~~ IsBeyondLimit(RTFILE File, uint64_t offSeek, unsigned uMethod)
	86	DECLINLINE(bool) IsBeyondLimit(RTFILE File, uint64_t offSeek, unsigned uMethod)
87	87	{
88	88	bool fIsBeyondLimit = false;
89		/*
90		* Get current file pointer.
91		*/
92		uint64_t offCurrent;
	89
	90	/*
	91	* Get the current file position and try set the new one.
	92	* If it fails with a seek error it's because we hit the file system limit.
	93	*/
	94	uint64_t offCurrent;
93	95	if (MySetFilePointer(File, 0, &offCurrent, FILE_CURRENT))
94	96	{
95		/*
96		* Set new file pointer.
97		*/
98	97	if (!MySetFilePointer(File, offSeek, NULL, uMethod))
99		{
100		/*
101		* Failed to set new file pointer.
102		*/
103		fIsBeyondLimit = (GetLastError() == ERROR_SEEK);
104		}
105		else
106		{
107		/*
108		* Restore file pointer.
109		*/
	98	fIsBeyondLimit = GetLastError() == ERROR_SEEK;
	99	else /* Restore file pointer on success. */
110	100	MySetFilePointer(File, offCurrent, NULL, FILE_BEGIN);
111		}
112	101	}
113	102
114	103	return fIsBeyondLimit;
115	104	}
116
117
118	105
119	106