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1.8.2 编译后，启动抱错

1.8.2 编译后启动抱错
编译参数：./configure --enable-async-mysql --enable-async-httpclient

抱错信息：
```shell
[2016-03-15 16:01:19 *22012.1]	ERROR	swoole_fcntl_set_block(:668): fcntl(-733065664, GETFL) failed. Error: Bad file descriptor[9].
[2016-03-15 16:01:19 *22012.1]	ERROR	swoole_fcntl_set_block(:688): fcntl(-733065664, SETFL, opts) failed. Error: Bad file descriptor[9].
[2016-03-15 16:01:19 @22011.0]	ERROR	swoole_fcntl_set_block(:668): fcntl(32759, GETFL) failed. Error: Bad file descriptor[9].
[2016-03-15 16:01:19 @22011.0]	ERROR	swoole_fcntl_set_block(:688): fcntl(32759, SETFL, opts) failed. Error: Bad file descriptor[9].
[2016-03-15 16:01:19 @22011.0]	ERROR	swReactorEpoll_add(:140): add events[fd=32759#0, type=5, events=1] failed. Error: Bad file descriptor[9].
```
源码位置：
```c
void swoole_fcntl_set_block(int sock, int nonblock)
{
    int opts, ret;
    do
    {
        opts = fcntl(sock, F_GETFL);
    }
    while (opts < 0 && errno == EINTR);

if (opts < 0)
    {
        swSysError("fcntl(%d, GETFL) failed.", sock);
    }

if (nonblock)
    {
        opts = opts | O_NONBLOCK;
    }
    else
    {
        opts = opts & ~O_NONBLOCK;
    }

do
    {
        ret = fcntl(sock, F_SETFL, opts);
    }
    while (ret < 0 && errno == EINTR);

if (ret < 0)
    {
        swSysError("fcntl(%d, SETFL, opts) failed.", sock);
    }
}
```

发布于9年前 · 0 次浏览 · 来自提问

彼岸

1.8.2 编译后启动抱错
编译参数：./configure --enable-async-mysql --enable-async-httpclient

if (opts < 0)
    {
        swSysError("fcntl(%d, GETFL) failed.", sock);
    }

if (nonblock)
    {
        opts = opts | O_NONBLOCK;
    }
    else
    {
        opts = opts & ~O_NONBLOCK;
    }

do
    {
        ret = fcntl(sock, F_SETFL, opts);
    }
    while (ret < 0 && errno == EINTR);

if (ret < 0)
    {
        swSysError("fcntl(%d, SETFL, opts) failed.", sock);
    }
}
```

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2017-07-19

Shiki