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event/MultiSocketMonitor: eliminate virtual method CheckSockets()

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Handle timeout internally.
This commit is contained in:
Max Kellermann
2013-08-10 11:21:38 +02:00
parent be0c8495cd
commit 84ac79bb08
3 changed files with 16 additions and 36 deletions
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28
src/input/CurlInputPlugin.cxx
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@@ -183,18 +183,6 @@ struct input_curl {
* This class monitors all CURL file descriptors.
*/
class CurlSockets final : private MultiSocketMonitor {
/**
* Did CURL give us a timeout? If yes, then we need to call
* curl_multi_perform(), even if there was no event on any
* file descriptor.
*/
bool have_timeout;
/**
* The absolute time stamp when the timeout expires.
*/
gint64 absolute_timeout;
public:
CurlSockets(EventLoop &_loop)
:MultiSocketMonitor(_loop) {}
@@ -205,7 +193,6 @@ private:
void UpdateSockets();
virtual int PrepareSockets() override;
virtual bool CheckSockets() const override;
virtual void DispatchSockets() override;
};
@@ -541,14 +528,9 @@ CurlSockets::PrepareSockets()
{
UpdateSockets();
have_timeout = false;
long timeout2;
CURLMcode mcode = curl_multi_timeout(curl.multi, &timeout2);
if (mcode == CURLM_OK) {
if (timeout2 >= 0)
absolute_timeout = GetTime() + timeout2 * 1000;
if (timeout2 >= 0 && timeout2 < 10)
/* CURL 7.21.1 likes to report "timeout=0",
which means we're running in a busy loop.
@@ -556,7 +538,6 @@ CurlSockets::PrepareSockets()
Let's use a lower limit of 10ms. */
timeout2 = 10;
have_timeout = timeout2 >= 0;
return timeout2;
} else {
g_warning("curl_multi_timeout() failed: %s\n",
@@ -565,15 +546,6 @@ CurlSockets::PrepareSockets()
}
}
bool
CurlSockets::CheckSockets() const
{
/* when a timeout has expired, we need to call
curl_multi_perform(), even if there was no file descriptor
event */
return have_timeout && GetTime() >= absolute_timeout;
}
void
CurlSockets::DispatchSockets()
{