diff options
Diffstat (limited to 'chardev/char-fe.c')
-rw-r--r-- | chardev/char-fe.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/chardev/char-fe.c b/chardev/char-fe.c index 7054863..de5ba3c 100644 --- a/chardev/char-fe.c +++ b/chardev/char-fe.c @@ -179,9 +179,16 @@ void qemu_chr_fe_printf(CharBackend *be, const char *fmt, ...) Chardev *qemu_chr_fe_get_driver(CharBackend *be) { + /* this is unsafe for the users that support chardev hotswap */ + assert(be->chr_be_change == NULL); return be->chr; } +bool qemu_chr_fe_backend_connected(CharBackend *be) +{ + return !!be->chr; +} + bool qemu_chr_fe_init(CharBackend *b, Chardev *s, Error **errp) { int tag = 0; |