suckless-utils/dwmblocks-async/include/watcher.h

29 lines
630 B
C

#ifndef WATCHER_H
#define WATCHER_H
#include <poll.h>
#include <stdbool.h>
#include "block.h"
#include "main.h"
enum watcher_fd_index {
SIGNAL_FD = BLOCK_COUNT,
WATCHER_FD_COUNT,
};
typedef struct pollfd watcher_fd;
typedef struct {
watcher_fd fds[WATCHER_FD_COUNT];
unsigned short active_blocks[BLOCK_COUNT];
unsigned short active_block_count;
bool got_signal;
} watcher;
int watcher_init(watcher *const watcher, const block *const blocks,
const unsigned short block_count, const int signal_fd);
int watcher_poll(watcher *const watcher, const int timeout_ms);
#endif // WATCHER_H