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Updated sys_arch documentation to make new timeouts clearer.

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davidhaas 2003-04-02 15:21:56 +00:00
parent 21d17e41fd
commit dbad0d5723
1 changed files with 2 additions and 4 deletions
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doc/sys_arch.txt
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@ -92,10 +92,8 @@ The following functions must be implemented by the sys_arch:
ptr"). The "msg" parameter maybe NULL to indicate that the message ptr"). The "msg" parameter maybe NULL to indicate that the message
should be dropped. should be dropped.
The return values are the same as for the sys_arch_sem_wait() The return values are the same as for the sys_arch_sem_wait() function:
function and the function must not return zero even if a message was Number of milliseconds spent waitng or 0xffffffff if there was a timeout.
present in the mailbox and the time spent waiting was zero
milliseconds.
Note that a function with a similar name, sys_mbox_fetch(), is Note that a function with a similar name, sys_mbox_fetch(), is
implemented by lwIP. implemented by lwIP.