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Re: Bug in linuxthreads ?

From: Wolfram Gloger
Subject: Re: Bug in linuxthreads ?
Date: Tue, 18 Jun 2002 10:30:40 +0200 (MDT)


> I was trying to pass a user-defined stack to pthread_create(), and it
> didn't work. When I debugged the pthreads library, I stumbled upon the
> following code in pthread.c:
> int __pthread_create_2_0(pthread_t *thread, const pthread_attr_t *attr,
>                        void * (*start_routine)(void *), void *arg)
> As far as I can tell, this method overwrites anything a user supplies as
> stackaddr
> and stacksize. This means that user defined stacks don't work - is this
> a bug, 
> or is there a reason for it ? 

This is just a backwards compatibility function, which is never
actually called when you link a new program against glibc-2.2.5.  In
ancient times (glibc-2.0), there were indeed no user-defined stacks as
far as I can remember.  Please look at __pthread_create_2_1 instead.


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