mirror of
https://github.com/swaywm/sway
synced 2024-11-23 17:32:40 +01:00
6921fdc6d6
timerfd doesn't work on the BSDs, so this replaces it with a timespec for the expiry and uses a poll timeout to check the timers when needed.
55 lines
1.2 KiB
C
55 lines
1.2 KiB
C
#ifndef _SWAY_LOOP_H
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#define _SWAY_LOOP_H
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#include <stdbool.h>
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/**
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* This is an event loop system designed for sway clients, not sway itself.
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*
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* The loop consists of file descriptors and timers. Typically the Wayland
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* display's file descriptor will be one of the fds in the loop.
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*/
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struct loop;
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struct loop_timer;
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/**
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* Create an event loop.
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*/
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struct loop *loop_create(void);
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/**
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* Destroy the event loop (eg. on program termination).
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*/
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void loop_destroy(struct loop *loop);
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/**
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* Poll the event loop. This will block until one of the fds has data.
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*/
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void loop_poll(struct loop *loop);
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/**
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* Add a file descriptor to the loop.
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*/
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void loop_add_fd(struct loop *loop, int fd, short mask,
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void (*func)(int fd, short mask, void *data), void *data);
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/**
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* Add a timer to the loop.
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*
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* When the timer expires, the timer will be removed from the loop and freed.
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*/
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struct loop_timer *loop_add_timer(struct loop *loop, int ms,
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void (*callback)(void *data), void *data);
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/**
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* Remove a file descriptor from the loop.
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*/
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bool loop_remove_fd(struct loop *loop, int fd);
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/**
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* Remove a timer from the loop.
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*/
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bool loop_remove_timer(struct loop *loop, struct loop_timer *timer);
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#endif
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