alema/hkd
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removed bsd compatibility

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This commit is contained in:
Alessandro Mauri 2020-05-12 22:54:15 +02:00
parent aaaa94c41d
commit a8f8dc8126
2 changed files with 15 additions and 41 deletions

5
README.md
View File

@ -4,10 +4,7 @@ this means, that hotkeys will work in x11 waylnad and even tty, as long as the
actions specified can run you are good to go. actions specified can run you are good to go.
## Compatibility ## Compatibility
hkd works using the evdev interface so the following systems work: hkd only works in linux as it uses the linux-specific epoll and inotify apis
* linux
* FreeBSD
* dragonflyBSD
## Compiling ## Compiling
hkd doesn't require any libraries and has no dependency other than a standard C hkd doesn't require any libraries and has no dependency other than a standard C

51
hkd.c
View File

@ -10,19 +10,8 @@
#include <poll.h> #include <poll.h>
#include <signal.h> #include <signal.h>
#include <sys/wait.h> #include <sys/wait.h>
#include <linux/input.h>
#ifdef __linux__ #include <sys/epoll.h>
#define OS linux
#include <linux/input.h>
#include <sys/epoll.h>
#endif
#ifdef __FreeBSD__
#define OS bsd
#include <dev/evdev/input.h>
#endif
#ifndef OS
#define OS unix
#endif
#define ANSI_COLOR_RED "\x1b[31m" #define ANSI_COLOR_RED "\x1b[31m"
#define ANSI_COLOR_GREEN "\x1b[32m" #define ANSI_COLOR_GREEN "\x1b[32m"
@ -83,45 +72,33 @@ int main (void)
ssize_t rb; // Read bits ssize_t rb; // Read bits
/* Prepare for epoll */ /* Prepare for epoll */
#if OS == linux
fprintf(stderr, yellow("using epoll based polling\n")); fprintf(stderr, yellow("using epoll based polling\n"));
struct epoll_event epoll_read_ev; struct epoll_event epoll_read_ev;
epoll_read_ev.events = EPOLLIN; epoll_read_ev.events = EPOLLIN;
int ev_fd = epoll_create(1); int ev_fd = epoll_create(1);
if (ev_fd < 0) if (ev_fd < 0)
die("epoll_create"); die("epoll_create");
for (int i = 0; i < fd_num; i++) for (int i = 0; i < fd_num; i++)
if (epoll_ctl(ev_fd, EPOLL_CTL_ADD, fds[i].fd, &epoll_read_ev) < 0) if (epoll_ctl(ev_fd, EPOLL_CTL_ADD, fds[i].fd, &epoll_read_ev) < 0)
die("epoll_ctl"); die("epoll_ctl");
#endif
/* MAIN EVENT LOOP */ /* MAIN EVENT LOOP */
for (;;) { for (;;) {
// TODO: better error reporting // TODO: better error reporting
/* On linux use epoll(2) as it gives better performance */ /* On linux use epoll(2) as it gives better performance */
#if OS == linux
static struct epoll_event ev_type; static struct epoll_event ev_type;
if (epoll_wait(ev_fd, &ev_type, fd_num, -1) == -1 || term) if (epoll_wait(ev_fd, &ev_type, fd_num, -1) == -1 || term)
break; break;
// TODO: use and test kqueue(2) for BSD systems
/* On other systems use poll(2) to wait por a file dscriptor
* to become ready for reading. */
#else // TODO: add unix and bsd cases
if (poll(fds, fd_num, -1) != -1 || term)
break;
#endif
static int i; static int i;
static unsigned int prev_size; static unsigned int prev_size;
prev_size = pb.size; prev_size = pb.size;
for (i = 0; i < fd_num; i++) { for (i = 0; i < fd_num; i++) {
#if OS == linux
if (ev_type.events == EPOLLIN) { if (ev_type.events == EPOLLIN) {
#else // TODO: add unix and bsd cases
if (fds[i].revents == fds[i].events) {
#endif
rb = read(fds[i].fd, &event, sizeof(struct input_event)); rb = read(fds[i].fd, &event, sizeof(struct input_event));
if (rb != sizeof(struct input_event)) continue; if (rb != sizeof(struct input_event)) continue;