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Posted to commits@nuttx.apache.org by GitBox <gi...@apache.org> on 2021/07/12 20:07:58 UTC
[GitHub] [incubator-nuttx] xiaoxiang781216 commented on a change in pull request #4130: sys/poll: add POLLRDHUP definition
xiaoxiang781216 commented on a change in pull request #4130:
URL: https://github.com/apache/incubator-nuttx/pull/4130#discussion_r667920852
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File path: include/sys/poll.h
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@@ -74,6 +74,7 @@
#define POLLERR (0x08)
#define POLLHUP (0x10)
+#define POLLRDHUP (0x10)
Review comment:
since shutdown isn't implemented in NuttX yet:
https://github.com/apache/incubator-nuttx/blob/master/libs/libc/net/lib_shutdown.c
from this discussion, it's a right defintion, otherwise the poller will lose the notification:
https://stackoverflow.com/questions/56177060/pollhup-vs-pollrdhup
##########
File path: include/sys/poll.h
##########
@@ -74,6 +74,7 @@
#define POLLERR (0x08)
#define POLLHUP (0x10)
+#define POLLRDHUP (0x10)
Review comment:
This style follow POLLRDNORM/POLLRDBAND and POLLWRNORM/POLLWRBAND, so I will keep 0x10 but add a comment.
##########
File path: include/sys/poll.h
##########
@@ -74,6 +74,7 @@
#define POLLERR (0x08)
#define POLLHUP (0x10)
+#define POLLRDHUP (0x10)
Review comment:
Done.
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