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[lwip-users] Timeout cases
From: |
Fabian Cenedese |
Subject: |
[lwip-users] Timeout cases |
Date: |
Tue, 22 Jan 2013 11:47:24 +0100 |
Hi
I'm a bit unclear about the meaning of the timeout parameter
for the semaphore and mbox functions. Any timeout >0 is
obviously a time in milliseconds. However if timeout==0,
does this mean "don't wait at all" or "wait until done"?
For semaphores it seems that 0==forever (sys_arch_sem_wait).
But for mboxes 0 doesn't seem to have a special meaning
(sys_arch_mbox_(try)fetch). Is there no need to wait with
infinite blocking on an mbox?
I also can't seem to see a difference between fetch
and tryfetch from the description.
Thanks
bye Fabi
- [lwip-users] Timeout cases,
Fabian Cenedese <=
- Re: [lwip-users] Timeout cases, Fabian Cenedese, 2013/01/24
- Re: [lwip-users] Timeout cases, Simon Goldschmidt, 2013/01/24
- Re: [lwip-users] Timeout cases, Fabian Cenedese, 2013/01/24
- Re: [lwip-users] Timeout cases, Simon Goldschmidt, 2013/01/24
- Re: [lwip-users] Timeout cases, Fabian Cenedese, 2013/01/24
- Re: [lwip-users] Timeout cases, Simon Goldschmidt, 2013/01/24
- Re: [lwip-users] Timeout cases, Fabian Cenedese, 2013/01/24