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mux: fix ctrl-a b again 

Commit fb5e19d2e1 originally fixed the
regression, but was inadvertently broken again in merge commit
2d6752d38d.

Fixes:
https://bugs.launchpad.net/qemu/+bug/1654137

Cc: qemu-stable@nongnu.org
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20180515152500.19460-3-f4bug@amsat.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Marc-André Lureau 2018-05-15 12:25:00 -03:00 committed by Paolo Bonzini
parent d4c8fcd91a
commit eeaa671505
2 changed files with 9 additions and 0 deletions
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1
chardev/char-mux.c
View File

@ -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);
}

8
tests/test-char.c
View File

@ -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);