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Re: ecos state machine
- From: =?gb2312?B?1cUgwcE=?= <johnsonest at hotmail dot com>
- To: nickg at calivar dot demon dot co dot uk
- Cc: ecos-discuss at sources dot redhat dot com
- Date: Wed, 14 Aug 2002 13:19:29 +0800
- Subject: Re: [ECOS] ecos state machine
- Bcc:
hi,nickg!
mail box in ecos maybe unsafe :
char *msg="hello!nickg";
cyg_mbox_put(mbox,(void*)msg);
...
free(msg);
return //danger:if now msg has not yet received.
From: Nick Garnett <nickg@calivar.demon.co.uk>
To: ÕÅ ÁÁ <johnsonest@hotmail.com>
CC: ecos-discuss@sources.redhat.com
Subject: Re: [ECOS] ecos state machine
Date: 07 Aug 2002 12:33:58 +0100
ÕÅ ÁÁ <johnsonest@hotmail.com> writes:
> hi,nikg!
> i have a question to consult you:
> In ecos,why thread_data_map was defined as "static" type?
> so all threads share this variable,just like global variable in
C,right?
>
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The intended use of the per-thread data is that a slot that is
reserved by a library or some other component does so for all
threads. Hence the map must be global.
--
Nick Garnett -
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