From owner-freebsd-hackers  Fri Oct  5  1:31:42 2001
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Date: Fri, 05 Oct 2001 01:32:19 -0700
From: Terry Lambert <tlambert2@mindspring.com>
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To: Oleg Golovanov <olmi@home.krasnoyarsk.ru>
Cc: freebsd-questions@freebsd.org, freebsd-hackers@freebsd.org
Subject: Re: Question about pthread
References: <3BBB77A7.5C4B129E@home.krasnoyarsk.ru>
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Oleg Golovanov wrote:
> 
> Dear Sirs:
> 
> I am using FreeBSD-2.2.8 and after calling pthread_create()
> my programs get sigfault (SIGSEGV) and exited with core dump.
> 
> I should like to ask if somebody know the solve of this problem.
> My example of using pthread is included below.
> 
> I ask to answer me directly on my e-mail.

[ ... ]

>     pthread_create(NULL, NULL, &coms, confd);

2.2.8 is a pre draft 4 standard pthreads implementation.

	void
	coms( void *confdp)
	{
		int confd = *(int *)confdp;
		...
	}


	main()
	{
		pthread_t	id;	/* REQUIRED */

		...
		/* Note: "coms", _NOT_ "&coms"... */
		pthread_create( &id, NULL, coms, (void *)&confd);
		...
	}

-- Terry

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