Date:	Mon, 22 Jan 2001 20:33:03 -0500
Message-Id:	<200101230133.UAA04780@envy.delorie.com>
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From:	DJ Delorie <dj AT delorie DOT com>
To:	djgpp AT delorie DOT com
In-reply-to:	<8kjp6tohorretgu7fadnh7889ub8ihfj4d@4ax.com> (message from Damian
	Yerrick on Tue, 23 Jan 2001 00:19:58 GMT)
Subject:	Re: Advance warning of failure of realloc()
References:	<8kjp6tohorretgu7fadnh7889ub8ihfj4d AT 4ax DOT com>
Reply-To:	djgpp AT delorie DOT com
Errors-To:	nobody AT delorie DOT com
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> To expand an allocated memory block, I should use realloc().  But if
> realloc() fails, I lose the contents of the block, correct?  How can
> I prevent irretrievable data loss when calling realloc()?

Call malloc() and copy the data yourself.  Not a perfect solution, as
realloc reuses the current chunk if it can.

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