[OLPC-devel] Re: [PATCH] Fail gracefully if getgroups() fails

[Peter S. Mazinger]

On Tue, 22 Aug 2006, Jordan Crouse wrote:

> uClibc is pretty stuck on using legacy 16 bit UIDs.  So when one turns off
> CONFIG_UID16 in the Linux kernel, some syscalls have the annoying tendency to
> return an error when they aren't normally expected to, including getgroups().  
> 
> The following patch makes coreutils/test.c act fail gracefully if getgroups() 
> returns a -1.  This fixes a problem on the One Laptop Per Child ROM image
> whereby we were getting odd Memory exhausted messages for '[' and 'test'.
> 
> Found by Mitch Bradley <wmb at firmworks.com>

could it be, that uClibc was built with MALLOC_GLIBC_MALLOC disabled?
I have seen "Memory exhausted" many times if that option is disabled.

Peter

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Peter S. Mazinger <ps dot m at gmx dot net>           ID: 0xA5F059F2
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