Date: Sun, 15 May 2005 13:47:20 +0900 From: Hajimu UMEMOTO <ume@freebsd.org> To: Craig Rodrigues <rodrigc@crodrigues.org> Cc: cvs-all@freebsd.org Subject: Re: cvs commit: src/lib/libc/gen ttyname.c Message-ID: <yge64xljdt3.wl%ume@mahoroba.org> In-Reply-To: <20050515030130.GA63641@crodrigues.org> References: <200505141403.j4EE3LYX097762@repoman.freebsd.org> <20050515030130.GA63641@crodrigues.org>
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Hi,
>>>>> On Sat, 14 May 2005 23:01:30 -0400
>>>>> Craig Rodrigues <rodrigc@crodrigues.org> said:
rodrigc> If you link code with -pthread (and __isthreaded=1), then
rodrigc> in ttyname() in /usr/src/lib/libc/gen/ttyname.c, there
rodrigc> is a malloc() called, but there is no corresponding free().
rodrigc> malloc() is never called if __isthreaded=0.
No, it seems that free() is registered to call when a thread is
finished:
if (_pthread_key_create(&ttyname_key, free)) {
_pthread_mutex_unlock(&ttyname_lock);
return (NULL);
}
Sincerely,
--
Hajimu UMEMOTO @ Internet Mutual Aid Society Yokohama, Japan
ume@mahoroba.org ume@{,jp.}FreeBSD.org
http://www.imasy.org/~ume/
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