[poll][select] 修复select死循环的问题 (#5740)

mysterywolf · web-flow · commit b8bb6a4a8778 · 2022-03-30T10:47:05.000+08:00
diff --git a/components/libc/posix/io/poll/poll.c b/components/libc/posix/io/poll/poll.c
@@ -168,6 +168,7 @@ static int poll_do(struct pollfd *fds, nfds_t nfds, struct rt_poll_table *pt, in
     {
         pf = fds;
         num = 0;
+        pt->triggered = 0;
 
         for (n = 0; n < nfds; n ++)
         {

Original file line number	Diff line number	Diff line change
`@@ -168,6 +168,7 @@ static int poll_do(struct pollfd fds, nfds_t nfds, struct rt_poll_table pt, in`
`168`	`168`	`{`
`169`	`169`	`pf = fds;`
`170`	`170`	`num = 0;`
	`171`	`+ pt->triggered = 0;`
`171`	`172`
`172`	`173`	`for (n = 0; n < nfds; n ++)`
`173`	`174`	`{`