Fix select failing when the process has many file descriptors by using poll instead.

libimobiledevice / libimobiledevice-glue

A library with common code used by libraries and tools around the libimobiledevice project

GNU Lesser General Public License v2.1

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Fix select failing when the process has many file descriptors by using poll instead. #25

Closed Syrco closed 1 year ago

Syrco commented 1 year ago

This happens, for example, when a process links with libusbmuxd, and the process is file descriptor heavy. Note: 'poll' means the syscall poll, not a polling approach. This patch does not add a busy wait and is not a performance regression.