const char *avio_enum_protocols(void **opaque, int output)
{
- URLProtocol **p = opaque;
- *p = *p ? (*p)->next : first_protocol;
- if (!*p) return NULL;
- if ((output && (*p)->url_write) || (!output && (*p)->url_read))
- return (*p)->name;
+ URLProtocol *p = *opaque;
+ p = p ? p->next : first_protocol;
+ if (!p) return NULL;
+ if ((output && p->url_write) || (!output && p->url_read))
+ return p->name;
return avio_enum_protocols(opaque, output);
}