event/MultiSocketMonitor: pass std::span to ReplaceSocketList()

This commit is contained in:
Max Kellermann 2024-07-11 21:05:37 +02:00
parent 45f92f0ef0
commit 9aa6b03ba8
3 changed files with 12 additions and 12 deletions

View File

@ -66,27 +66,26 @@ MultiSocketMonitor::ClearSocketList() noexcept
#ifndef _WIN32
void
MultiSocketMonitor::ReplaceSocketList(pollfd *pfds, unsigned n) noexcept
MultiSocketMonitor::ReplaceSocketList(std::span<pollfd> pfds) noexcept
{
#ifdef USE_EPOLL
always_ready_fds.clear();
#endif
pollfd *const end = pfds + n;
UpdateSocketList([pfds, end](SocketDescriptor fd) -> unsigned {
auto i = std::find_if(pfds, end, [fd](const struct pollfd &pfd){
UpdateSocketList([pfds](SocketDescriptor fd) -> unsigned {
auto i = std::find_if(pfds.begin(), pfds.end(), [fd](const struct pollfd &pfd){
return pfd.fd == fd.Get();
});
if (i == end)
if (i == pfds.end())
return 0;
return std::exchange(i->events, 0);
});
for (auto i = pfds; i != end; ++i)
if (i->events != 0)
AddSocket(SocketDescriptor(i->fd), i->events);
for (const auto &i : pfds)
if (i.events != 0)
AddSocket(SocketDescriptor(i.fd), i.events);
}
#endif

View File

@ -12,6 +12,7 @@
#include <cassert>
#include <forward_list>
#include <iterator>
#include <span>
#ifndef _WIN32
struct pollfd;
@ -190,7 +191,7 @@ public:
*
* May only be called from PrepareSockets().
*/
void ReplaceSocketList(pollfd *pfds, unsigned n) noexcept;
void ReplaceSocketList(std::span<pollfd> pfds) noexcept;
#endif
/**

View File

@ -26,7 +26,7 @@ AlsaNonBlockPcm::PrepareSockets(MultiSocketMonitor &m, snd_pcm_t *pcm)
throw Alsa::MakeError(count, "snd_pcm_poll_descriptors() failed");
}
m.ReplaceSocketList(pfds, count);
m.ReplaceSocketList({pfds, static_cast<std::size_t>(count)});
return Event::Duration(-1);
}
@ -71,7 +71,7 @@ AlsaNonBlockMixer::PrepareSockets(MultiSocketMonitor &m, snd_mixer_t *mixer) noe
if (count < 0)
count = 0;
m.ReplaceSocketList(pfds, count);
m.ReplaceSocketList({pfds, static_cast<std::size_t>(count)});
return Event::Duration(-1);
}