diff options
| -rw-r--r-- | include/block/qdict.h | 2 | ||||
| -rw-r--r-- | include/qapi/qmp/qdict.h | 3 | ||||
| -rw-r--r-- | softmmu/vl.c | 83 |
3 files changed, 62 insertions, 26 deletions
diff --git a/include/block/qdict.h b/include/block/qdict.h index d8cb502..ced2acf 100644 --- a/include/block/qdict.h +++ b/include/block/qdict.h @@ -20,8 +20,6 @@ void qdict_join(QDict *dest, QDict *src, bool overwrite); void qdict_extract_subqdict(QDict *src, QDict **dst, const char *start); void qdict_array_split(QDict *src, QList **dst); int qdict_array_entries(QDict *src, const char *subqdict); -QObject *qdict_crumple(const QDict *src, Error **errp); -void qdict_flatten(QDict *qdict); typedef struct QDictRenames { const char *from; diff --git a/include/qapi/qmp/qdict.h b/include/qapi/qmp/qdict.h index 9934539..d5b5430 100644 --- a/include/qapi/qmp/qdict.h +++ b/include/qapi/qmp/qdict.h @@ -64,4 +64,7 @@ const char *qdict_get_try_str(const QDict *qdict, const char *key); QDict *qdict_clone_shallow(const QDict *src); +QObject *qdict_crumple(const QDict *src, Error **errp); +void qdict_flatten(QDict *qdict); + #endif /* QDICT_H */ diff --git a/softmmu/vl.c b/softmmu/vl.c index 47dfdd7..5e8240b 100644 --- a/softmmu/vl.c +++ b/softmmu/vl.c @@ -121,6 +121,7 @@ #include "qapi/qapi-commands-misc.h" #include "qapi/qapi-visit-qom.h" #include "qapi/qapi-commands-ui.h" +#include "qapi/qmp/qdict.h" #include "qapi/qmp/qerror.h" #include "sysemu/iothread.h" #include "qemu/guest-random.h" @@ -2127,13 +2128,53 @@ static int global_init_func(void *opaque, QemuOpts *opts, Error **errp) return 0; } +/* + * Return whether configuration group @group is stored in QemuOpts, or + * recorded as one or more QDicts by qemu_record_config_group. + */ +static bool is_qemuopts_group(const char *group) +{ + return true; +} + +static void qemu_record_config_group(const char *group, QDict *dict, + bool from_json, Error **errp) +{ + abort(); +} + +/* + * Parse non-QemuOpts config file groups, pass the rest to + * qemu_config_do_parse. + */ +static void qemu_parse_config_group(const char *group, QDict *qdict, + void *opaque, Error **errp) +{ + QObject *crumpled; + if (is_qemuopts_group(group)) { + qemu_config_do_parse(group, qdict, opaque, errp); + return; + } + + crumpled = qdict_crumple(qdict, errp); + if (!crumpled) { + return; + } + if (qobject_type(crumpled) != QTYPE_QDICT) { + assert(qobject_type(crumpled) == QTYPE_QLIST); + error_setg(errp, "Lists cannot be at top level of a configuration section"); + return; + } + qemu_record_config_group(group, qobject_to(QDict, crumpled), false, errp); +} + static void qemu_read_default_config_file(Error **errp) { ERRP_GUARD(); int ret; g_autofree char *file = get_relocated_path(CONFIG_QEMU_CONFDIR "/qemu.conf"); - ret = qemu_read_config_file(file, qemu_config_do_parse, errp); + ret = qemu_read_config_file(file, qemu_parse_config_group, errp); if (ret < 0) { if (ret == -ENOENT) { error_free(*errp); @@ -2142,9 +2183,8 @@ static void qemu_read_default_config_file(Error **errp) } } -static int qemu_set_option(const char *str) +static void qemu_set_option(const char *str, Error **errp) { - Error *local_err = NULL; char group[64], id[64], arg[64]; QemuOptsList *list; QemuOpts *opts; @@ -2152,27 +2192,23 @@ static int qemu_set_option(const char *str) rc = sscanf(str, "%63[^.].%63[^.].%63[^=]%n", group, id, arg, &offset); if (rc < 3 || str[offset] != '=') { - error_report("can't parse: \"%s\"", str); - return -1; - } - - list = qemu_find_opts(group); - if (list == NULL) { - return -1; - } - - opts = qemu_opts_find(list, id); - if (!opts) { - error_report("there is no %s \"%s\" defined", - list->name, id); - return -1; + error_setg(errp, "can't parse: \"%s\"", str); + return; } - if (!qemu_opt_set(opts, arg, str + offset + 1, &local_err)) { - error_report_err(local_err); - return -1; + if (!is_qemuopts_group(group)) { + error_setg(errp, "-set is not supported with %s", group); + } else { + list = qemu_find_opts_err(group, errp); + if (list) { + opts = qemu_opts_find(list, id); + if (!opts) { + error_setg(errp, "there is no %s \"%s\" defined", group, id); + return; + } + qemu_opt_set(opts, arg, str + offset + 1, errp); + } } - return 0; } static void user_register_global_props(void) @@ -2766,8 +2802,7 @@ void qemu_init(int argc, char **argv, char **envp) } break; case QEMU_OPTION_set: - if (qemu_set_option(optarg) != 0) - exit(1); + qemu_set_option(optarg, &error_fatal); break; case QEMU_OPTION_global: if (qemu_global_option(optarg) != 0) @@ -3399,7 +3434,7 @@ void qemu_init(int argc, char **argv, char **envp) qemu_plugin_opt_parse(optarg, &plugin_list); break; case QEMU_OPTION_readconfig: - qemu_read_config_file(optarg, qemu_config_do_parse, &error_fatal); + qemu_read_config_file(optarg, qemu_parse_config_group, &error_fatal); break; case QEMU_OPTION_spice: olist = qemu_find_opts_err("spice", NULL); |