norohind/kmscon
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main: listen for new seats

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Allocate new seat objects when a new seat occurs and remove them when a
seat goes away.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
This commit is contained in:
David Herrmann 2012-05-26 13:14:20 +02:00
parent 4c85801975
commit 477542b2ba
1 changed files with 54 additions and 0 deletions
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54
src/main.c
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@ -33,6 +33,7 @@
#include "eloop.h"
#include "input.h"
#include "log.h"
#include "misc.h"
#include "ui.h"
#include "uterm.h"
#include "vt.h"
@ -47,6 +48,15 @@ struct kmscon_app {
struct kmscon_ui *ui;
struct uterm_monitor *mon;
struct kmscon_dlist seats;
};
struct kmscon_seat {
struct kmscon_dlist list;
struct kmscon_app *app;
struct uterm_monitor_seat *useat;
char *sname;
};
static void sig_generic(struct ev_eloop *eloop, struct signalfd_siginfo *info,
@ -82,6 +92,45 @@ static bool vt_switch(struct kmscon_vt *vt,
return true;
}
static void seat_new(struct kmscon_app *app,
struct uterm_monitor_seat *useat,
const char *sname)
{
struct kmscon_seat *seat;
seat = malloc(sizeof(*seat));
if (!seat)
return;
memset(seat, 0, sizeof(*seat));
seat->app = app;
seat->useat = useat;
seat->sname = strdup(sname);
if (!seat->sname) {
log_err("cannot allocate memory for seat name");
goto err_free;
}
uterm_monitor_set_seat_data(seat->useat, seat);
kmscon_dlist_link(&app->seats, &seat->list);
log_info("new seat %s", seat->sname);
return;
err_free:
free(seat);
}
static void seat_free(struct kmscon_seat *seat)
{
log_info("free seat %s", seat->sname);
kmscon_dlist_unlink(&seat->list);
uterm_monitor_set_seat_data(seat->useat, NULL);
free(seat->sname);
free(seat);
}
static void monitor_event(struct uterm_monitor *mon,
struct uterm_monitor_event *ev,
void *data)
@ -90,8 +139,11 @@ static void monitor_event(struct uterm_monitor *mon,
switch (ev->type) {
case UTERM_MONITOR_NEW_SEAT:
seat_new(app, ev->seat, ev->seat_name);
break;
case UTERM_MONITOR_FREE_SEAT:
if (ev->seat_data)
seat_free(ev->seat_data);
break;
case UTERM_MONITOR_NEW_DEV:
break;
@ -137,6 +189,8 @@ static int setup_app(struct kmscon_app *app)
if (ret)
goto err_app;
kmscon_dlist_init(&app->seats);
ret = uterm_monitor_new(&app->mon, app->eloop, monitor_event, app);
if (ret)
goto err_app;