LwIP
SYS_MBOX_EMPTY
is only used within LwIP.
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STM32 Libraries and Samples
LwIP
SYS_MBOX_EMPTY
SYS_MBOX_EMPTY macro
sys_mbox_tryfetch() returns SYS_MBOX_EMPTY if appropriate. For now we use the same magic value, but we allow this to change in future.
Syntax
from
sys.h:92
#define
SYS_MBOX_EMPTY
SYS_ARCH_TIMEOUT
References
Location
Text
sys.h:92
#define
SYS_MBOX_EMPTY
SYS_ARCH_TIMEOUT
api_msg.c:839
while
(
sys_mbox_tryfetch
(
&
conn
->
recvmbox
,
&
mem
)
!=
SYS_MBOX_EMPTY
)
{
api_msg.c:864
while
(
sys_mbox_tryfetch
(
&
conn
->
acceptmbox
,
&
mem
)
!=
SYS_MBOX_EMPTY
)
{
sys_arch.c:231
return
SYS_MBOX_EMPTY
;