[PATCH] __libc_alloca_cutoff (aka make mysql and others apps with very low RLIMIT_STACK setting happy)

[Ulrich Drepper]

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Jakub Jelinek wrote:

> --- libc/include/alloca.h.jj	2002-09-30 16:45:04.000000000 +0200
> +++ libc/include/alloca.h	2002-10-08 00:12:01.000000000 +0200
> @@ -11,4 +11,16 @@ extern void *__alloca (size_t __size);
>  # define __alloca(size)	__builtin_alloca (size)
>  #endif /* GCC.  */
>  
> +extern size_t __libc_alloca_cutoff;
> +libc_hidden_proto (__libc_alloca_cutoff)

We should have this variable per-thread (use __thread).  Tis way a few
worker threads using very small stack do not affect to whole process.

- -- 
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Ulrich Drepper \    ,-----------------'   \ Mountain View, CA 94041 USA
Red Hat         `--' drepper at redhat.com `---------------------------
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