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-rw-r--r--chardev/char-mux.c1
-rw-r--r--tests/test-char.c8
2 files changed, 9 insertions, 0 deletions
diff --git a/chardev/char-mux.c b/chardev/char-mux.c
index 1b925c8dec..6055e76293 100644
--- a/chardev/char-mux.c
+++ b/chardev/char-mux.c
@@ -304,6 +304,7 @@ void mux_set_focus(Chardev *chr, int focus)
}
d->focus = focus;
+ chr->be = d->backends[focus];
mux_chr_send_event(d, d->focus, CHR_EVENT_MUX_IN);
}
diff --git a/tests/test-char.c b/tests/test-char.c
index 1880d36783..5905d31441 100644
--- a/tests/test-char.c
+++ b/tests/test-char.c
@@ -214,6 +214,10 @@ static void char_mux_test(void)
g_assert_cmpint(h2.last_event, ==, -1);
/* switch focus */
+ qemu_chr_be_write(base, (void *)"\1b", 2);
+ g_assert_cmpint(h1.last_event, ==, 42);
+ g_assert_cmpint(h2.last_event, ==, CHR_EVENT_BREAK);
+
qemu_chr_be_write(base, (void *)"\1c", 2);
g_assert_cmpint(h1.last_event, ==, CHR_EVENT_MUX_IN);
g_assert_cmpint(h2.last_event, ==, CHR_EVENT_MUX_OUT);
@@ -227,6 +231,10 @@ static void char_mux_test(void)
g_assert_cmpstr(h1.read_buf, ==, "hello");
h1.read_count = 0;
+ qemu_chr_be_write(base, (void *)"\1b", 2);
+ g_assert_cmpint(h1.last_event, ==, CHR_EVENT_BREAK);
+ g_assert_cmpint(h2.last_event, ==, CHR_EVENT_MUX_OUT);
+
/* remove first handler */
qemu_chr_fe_set_handlers(&chr_be1, NULL, NULL, NULL, NULL,
NULL, NULL, true);