void bar_run(struct bar *bar) {
int pfds = bar->outputs->length + 2;
struct pollfd *pfd = malloc(pfds * sizeof(struct pollfd));
bool dirty = true;
pfd[0].fd = bar->ipc_event_socketfd;
pfd[0].events = POLLIN;
pfd[1].fd = bar->status_read_fd;
pfd[1].events = POLLIN;
int i;
for (i = 0; i < bar->outputs->length; ++i) {
struct output *output = bar->outputs->items[i];
pfd[i+2].fd = wl_display_get_fd(output->registry->display);
pfd[i+2].events = POLLIN;
}
while (1) {
if (dirty) {
int i;
for (i = 0; i < bar->outputs->length; ++i) {
struct output *output = bar->outputs->items[i];
if (window_prerender(output->window) && output->window->cairo) {
render(output, bar->config, bar->status);
window_render(output->window);
wl_display_flush(output->registry->display);
}
}
}
dirty = false;
poll(pfd, pfds, -1);
if (pfd[0].revents & POLLIN) {
sway_log(L_DEBUG, "Got IPC event.");
dirty = handle_ipc_event(bar);
}
if (bar->config->status_command && pfd[1].revents & POLLIN) {
sway_log(L_DEBUG, "Got update from status command.");
dirty = handle_status_line(bar);
}
// dispatch wl_display events
for (i = 0; i < bar->outputs->length; ++i) {
struct output *output = bar->outputs->items[i];
if (pfd[i+2].revents & POLLIN) {
if (wl_display_dispatch(output->registry->display) == -1) {
sway_log(L_ERROR, "failed to dispatch wl: %d", errno);
}
} else {
wl_display_dispatch_pending(output->registry->display);
}
}
}
}
void bar_run(struct bar *bar) {
fd_set readfds;
int activity;
bool dirty = true;
while (1) {
if (dirty) {
struct output *output = bar->output;
if (window_prerender(output->window) && output->window->cairo) {
render(output, bar->config, bar->status);
window_render(output->window);
if (wl_display_dispatch(output->registry->display) == -1) {
break;
}
}
}
dirty = false;
FD_ZERO(&readfds);
FD_SET(bar->ipc_event_socketfd, &readfds);
FD_SET(bar->status_read_fd, &readfds);
activity = select(FD_SETSIZE, &readfds, NULL, NULL, NULL);
if (activity < 0) {
sway_log(L_ERROR, "polling failed: %d", errno);
}
if (FD_ISSET(bar->ipc_event_socketfd, &readfds)) {
sway_log(L_DEBUG, "Got IPC event.");
dirty = handle_ipc_event(bar);
}
if (bar->config->status_command && FD_ISSET(bar->status_read_fd, &readfds)) {
sway_log(L_DEBUG, "Got update from status command.");
dirty = handle_status_line(bar);
}
}
}
/* The main processing function as used by the runner. */
static gpg_error_t
encfs_handler (void *opaque, runner_t runner, const char *status_line)
{
encfs_parm_t parm = opaque;
gpg_error_t err;
if (!parm || !runner)
return gpg_error (GPG_ERR_BUG);
if (!status_line)
{
/* Runner requested internal flushing - nothing to do here. */
return 0;
}
err = handle_status_line (runner, status_line, parm->cmd, parm->tuples);
if (gpg_err_code (err) == GPG_ERR_UNFINISHED
&& gpg_err_source (err) == GPG_ERR_SOURCE_DEFAULT)
{
err = 0;
/* No more need for the tuples. */
destroy_tupledesc (parm->tuples);
parm->tuples = NULL;
if (parm->cmd == ENCFS_CMD_CREATE)
{
/* The encfs tool keeps on running after creation of the
container. We don't want that and thus need to stop the
encfs process. */
run_umount_helper (parm->mountpoint);
/* In case the umount helper does not work we try to kill
the engine. FIXME: We should figure out how to make
fusermount work. */
runner_cancel (runner);
}
}
return err;
}
