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qapi: Make visitor functions taking Error ** return bool, not void

Browse source 
See recent commit "error: Document Error API usage rules" for
rationale.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20200707160613.848843-18-armbru@redhat.com>
This commit is contained in:
Markus Armbruster 2020-07-07 18:05:45 +02:00
parent 3c4b89c3b2
commit 012d4c96e2
14 changed files with 456 additions and 361 deletions
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32
qapi/string-output-visitor.c
View file

@ -123,7 +123,7 @@ static void format_string(StringOutputVisitor *sov, Range *r, bool next,
}
}
static void print_type_int64(Visitor *v, const char *name, int64_t *obj,
static bool print_type_int64(Visitor *v, const char *name, int64_t *obj,
Error **errp)
{
StringOutputVisitor *sov = to_sov(v);
@ -138,7 +138,7 @@ static void print_type_int64(Visitor *v, const char *name, int64_t *obj,
sov->range_start.s = *obj;
sov->range_end.s = *obj;
sov->list_mode = LM_IN_PROGRESS;
return;
return true;
case LM_IN_PROGRESS:
if (sov->range_end.s + 1 == *obj) {
@ -155,7 +155,7 @@ static void print_type_int64(Visitor *v, const char *name, int64_t *obj,
sov->range_start.s = *obj;
sov->range_end.s = *obj;
}
return;
return true;
case LM_END:
if (sov->range_end.s + 1 == *obj) {
@ -197,17 +197,19 @@ static void print_type_int64(Visitor *v, const char *name, int64_t *obj,
}
g_string_append(sov->string, ")");
}
return true;
}
static void print_type_uint64(Visitor *v, const char *name, uint64_t *obj,
static bool print_type_uint64(Visitor *v, const char *name, uint64_t *obj,
Error **errp)
{
/* FIXME: print_type_int64 mishandles values over INT64_MAX */
int64_t i = *obj;
print_type_int64(v, name, &i, errp);
return print_type_int64(v, name, &i, errp);
}
static void print_type_size(Visitor *v, const char *name, uint64_t *obj,
static bool print_type_size(Visitor *v, const char *name, uint64_t *obj,
Error **errp)
{
StringOutputVisitor *sov = to_sov(v);
@ -217,7 +219,7 @@ static void print_type_size(Visitor *v, const char *name, uint64_t *obj,
if (!sov->human) {
out = g_strdup_printf("%"PRIu64, *obj);
string_output_set(sov, out);
return;
return true;
}
val = *obj;
@ -226,16 +228,18 @@ static void print_type_size(Visitor *v, const char *name, uint64_t *obj,
string_output_set(sov, out);
g_free(psize);
return true;
}
static void print_type_bool(Visitor *v, const char *name, bool *obj,
static bool print_type_bool(Visitor *v, const char *name, bool *obj,
Error **errp)
{
StringOutputVisitor *sov = to_sov(v);
string_output_set(sov, g_strdup(*obj ? "true" : "false"));
return true;
}
static void print_type_str(Visitor *v, const char *name, char **obj,
static bool print_type_str(Visitor *v, const char *name, char **obj,
Error **errp)
{
StringOutputVisitor *sov = to_sov(v);
@ -247,16 +251,18 @@ static void print_type_str(Visitor *v, const char *name, char **obj,
out = g_strdup(*obj ? *obj : "");
}
string_output_set(sov, out);
return true;
}
static void print_type_number(Visitor *v, const char *name, double *obj,
static bool print_type_number(Visitor *v, const char *name, double *obj,
Error **errp)
{
StringOutputVisitor *sov = to_sov(v);
string_output_set(sov, g_strdup_printf("%f", *obj));
return true;
}
static void print_type_null(Visitor *v, const char *name, QNull **obj,
static bool print_type_null(Visitor *v, const char *name, QNull **obj,
Error **errp)
{
StringOutputVisitor *sov = to_sov(v);
@ -268,9 +274,10 @@ static void print_type_null(Visitor *v, const char *name, QNull **obj,
out = g_strdup("");
}
string_output_set(sov, out);
return true;
}
static void
static bool
start_list(Visitor *v, const char *name, GenericList **list, size_t size,
Error **errp)
{
@ -285,6 +292,7 @@ start_list(Visitor *v, const char *name, GenericList **list, size_t size,
if (*list && (*list)->next) {
sov->list_mode = LM_STARTED;
}
return true;
}
static GenericList *next_list(Visitor *v, GenericList *tail, size_t size)