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fix: epoll_wait函数返回错误EINTR后再次执行该方法

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Signed-off-by: jiangwei <jiangwei214@h-partners.com>
This commit is contained in:
jiangwei 2024-10-21 16:13:26 +08:00
parent 468e3cfab1
commit d010361a0c
1 changed files with 4 additions and 1 deletions
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5
interfaces/native/innerkits/src/hitrace_dump.cpp
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@ -1042,7 +1042,10 @@ bool EpollWaitforChildProcess(pid_t &pid, int &pipefd)
struct epoll_event events[1];
constexpr int waitTimeoutMs = 10000; // 10000ms = 10s
int numEvents = epoll_wait(epollfd, events, 1, waitTimeoutMs);
int numEvents = 0;
do {
numEvents = epoll_wait(epollfd, events, 1, waitTimeoutMs);
} while (numEvents == -1 && errno == EINTR);
if (numEvents == -1) {
HILOG_ERROR(LOG_CORE, "epoll_wait error, error: (%{public}s).", strerror(errno));
close(pipefd);