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audio: disable default backends if -audio/-audiodev is used

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Match what is done for other options, for example -monitor, and also
the behavior of QEMU 8.1 (see the "legacy_config" variable).  Require
the user to specify a backend if one is specified on the command line.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini
2023-10-05 11:55:03 +02:00
parent c7c5caeb1f
commit c753bf479a
4 changed files with 12 additions and 8 deletions
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7
system/vl.c
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@@ -184,6 +184,7 @@ static const char *qtest_log;
static bool opt_one_insn_per_tb;
static int has_defaults = 1;
static int default_audio = 1;
static int default_serial = 1;
static int default_parallel = 1;
static int default_monitor = 1;
@@ -1327,6 +1328,7 @@ static void qemu_disable_default_devices(void)
default_sdcard = 0;
}
if (!has_defaults) {
default_audio = 0;
default_monitor = 0;
default_net = 0;
default_vga = 0;
@@ -1963,6 +1965,9 @@ static void qemu_create_early_backends(void)
*/
configure_blockdev(&bdo_queue, machine_class, snapshot);
audio_init_audiodevs();
if (default_audio) {
audio_create_default_audiodevs();
}
}
@@ -2925,6 +2930,7 @@ void qemu_init(int argc, char **argv)
break;
#endif
case QEMU_OPTION_audiodev:
default_audio = 0;
audio_parse_option(optarg);
break;
case QEMU_OPTION_audio: {
@@ -2933,6 +2939,7 @@ void qemu_init(int argc, char **argv)
Audiodev *dev = NULL;
Visitor *v;
QDict *dict = keyval_parse(optarg, "driver", &help, &error_fatal);
default_audio = 0;
if (help || (qdict_haskey(dict, "driver") &&
is_help_option(qdict_get_str(dict, "driver")))) {
audio_help();