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From: desj@brahms.BERKELEY.EDU (David desJardins)
Newsgroups: net.unix,net.unix-wizards,net.arch,net.lang.c
Subject: Re: get size of malloc'd object
Message-ID: <14589@ucbvax.BERKELEY.EDU>
Date: Wed, 25-Jun-86 21:36:59 EDT
Article-I.D.: ucbvax.14589
Posted: Wed Jun 25 21:36:59 1986
Date-Received: Sat, 28-Jun-86 01:41:46 EDT
References: <165@daisy.UUCP> <334@valid.UUCP> <2206@peora.UUCP> <2081@umcp-cs.UUCP> <9894@ucsfcgl.ucsfcgl.UUCP>
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Reply-To: desj@brahms.UUCP (David desJardins)
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In article <9894@ucsfcgl.UUCP> arnold@ucsfcgl.UUCP (Ken Arnold) writes:
>So put the int at the end of the space, after increasing the size
>to be allocated by sizeof (int) + enough space to align the int
>on a byte which is a multiple of sizeof (int).  Then return the
>original malloc()ed pointer.

   This is the silliest thing I've seen yet.  If you have a pointer to the
beginning of a region, and store the size of the region at the end of the
region, how are you ever going to be able to recover this information??

   -- David desJardins