Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!ames!pasteur!agate!garnet.berkeley.edu!ked
From: ked@garnet.berkeley.edu (Earl H. Kinmonth)
Newsgroups: comp.lang.c
Subject: Re: malloc hangs indefinitely
Message-ID: <19725@agate.BERKELEY.EDU>
Date: 31 Jan 89 05:33:01 GMT
References: <489@marob.MASA.COM>
Sender: usenet@agate.BERKELEY.EDU
Organization: University of California, Berkeley
Lines: 8

In article <489@marob.MASA.COM> daveh@marob.masa.com (Dave Hammond) writes:
>space in its heap.  Any suggestions on what might cause malloc to
>spin its wheels?  Have I perhaps trashed malloc's heap list?

In those versions of malloc where the heap list is maintained through
a header just before the portion returned to you, this is very probable.
Copy a too long string into an area returned by malloc or assign with
a negative subscript and you will often do this.