uterm: vt: add fake_activate() and fake_deactivate() hooks

This makes uterm_vt_(de)activate() forward the request to fake-VTs, too.
The fake-VTs directly forward it to the callbacks.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>

diff --git a/src/uterm_vt.c b/src/uterm_vt.c
index b61710f..ad7686f 100644 (file)
--- a/src/uterm_vt.c
+++ b/src/uterm_vt.c
@@ -418,6 +418,20 @@ static void fake_leave(struct uterm_vt *vt, struct signalfd_siginfo *info)
        vt_call(vt, UTERM_VT_DEACTIVATE);
 }
 
+static int fake_activate(struct uterm_vt *vt)
+{
+       log_debug("activating fake VT due to user request");
+       vt_call(vt, UTERM_VT_ACTIVATE);
+       return 0;
+}
+
+static int fake_deactivate(struct uterm_vt *vt)
+{
+       log_debug("deactivating fake VT due to user request");
+       vt_call(vt, UTERM_VT_DEACTIVATE);
+       return 0;
+}
+
 static bool check_vt_support(void)
 {
        if (!access("/dev/tty0", F_OK))
@@ -600,7 +614,7 @@ int uterm_vt_activate(struct uterm_vt *vt)
        if (vt->mode == UTERM_VT_REAL)
                return real_activate(vt);
        else
-               return -EFAULT;
+               return fake_activate(vt);
 }
 
 int uterm_vt_deactivate(struct uterm_vt *vt)
@@ -611,7 +625,7 @@ int uterm_vt_deactivate(struct uterm_vt *vt)
        if (vt->mode == UTERM_VT_REAL)
                return real_deactivate(vt);
        else
-               return -EFAULT;
+               return fake_deactivate(vt);
 }
 
 int uterm_vt_master_new(struct uterm_vt_master **out,