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Add default for refer function

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"@func refer" accepts default configuration.  If the refer to the
given config fails, the default config is picked up.
This commit is contained in:
Takashi Iwai 2005-01-03 14:39:33 +00:00
parent 199d207423
commit eb69df65b3
1 changed files with 16 additions and 2 deletions
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18
src/confmisc.c
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@ -974,8 +974,22 @@ int snd_func_refer(snd_config_t **dst, snd_config_t *root, snd_config_t *src,
err = snd_config_get_id(src, &id);
if (err >= 0)
err = snd_config_set_id(*dst, id);
} else
SNDERR("Unable to find definition '%s'", name);
} else {
err = snd_config_search(src, "default", &n);
if (err < 0)
SNDERR("Unable to find definition '%s'", name);
else {
const char *id;
err = snd_config_evaluate(n, root, private_data, NULL);
if (err < 0)
return err;
if ((err = snd_config_copy(dst, n)) >= 0) {
if ((err = snd_config_get_id(src, &id)) < 0 ||
(err = snd_config_set_id(*dst, id)) < 0)
snd_config_delete(*dst);
}
}
}
_end:
return err;
}