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hmp: Rewrite strlist_from_comma_list() as hmp_split_at_comma()

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Use g_strsplit() for the actual splitting.  Give external linkage, so
the next commit can move one of its users to another source file.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20230124121946.1139465-15-armbru@redhat.com>
This commit is contained in:
Markus Armbruster 2023-01-24 13:19:28 +01:00
parent 52cafcea43
commit 0d79271b57
2 changed files with 11 additions and 17 deletions
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1
include/monitor/hmp.h
View file

@ -19,6 +19,7 @@
bool hmp_handle_error(Monitor *mon, Error *err);
void hmp_help_cmd(Monitor *mon, const char *name);
strList *hmp_split_at_comma(const char *str);
void hmp_info_name(Monitor *mon, const QDict *qdict);
void hmp_info_version(Monitor *mon, const QDict *qdict);

27
monitor/hmp-cmds.c
View file

@ -54,28 +54,21 @@ bool hmp_handle_error(Monitor *mon, Error *err)
}
/*
* Produce a strList from a comma separated list.
* A NULL or empty input string return NULL.
* Split @str at comma.
* A null @str defaults to "".
*/
static strList *strList_from_comma_list(const char *in)
strList *hmp_split_at_comma(const char *str)
{
char **split = g_strsplit(str ?: "", ",", -1);
strList *res = NULL;
strList **tail = &res;
int i;
while (in && in[0]) {
char *comma = strchr(in, ',');
char *value;
if (comma) {
value = g_strndup(in, comma - in);
in = comma + 1; /* skip the , */
} else {
value = g_strdup(in);
in = NULL;
}
QAPI_LIST_APPEND(tail, value);
for (i = 0; split[i]; i++) {
QAPI_LIST_APPEND(tail, split[i]);
}
g_free(split);
return res;
}
@ -632,7 +625,7 @@ void hmp_announce_self(Monitor *mon, const QDict *qdict)
migrate_announce_params());
qapi_free_strList(params->interfaces);
params->interfaces = strList_from_comma_list(interfaces_str);
params->interfaces = hmp_split_at_comma(interfaces_str);
params->has_interfaces = params->interfaces != NULL;
params->id = g_strdup(id);
qmp_announce_self(params, NULL);
@ -1234,7 +1227,7 @@ static StatsFilter *stats_filter(StatsTarget target, const char *names,
request->provider = provider_idx;
if (names && !g_str_equal(names, "*")) {
request->has_names = true;
request->names = strList_from_comma_list(names);
request->names = hmp_split_at_comma(names);
}
QAPI_LIST_PREPEND(request_list, request);
}