loop: use simple hook emission

Add new simple hook emision without a cursor. The one with the cursor
is not thread safe and is not needed for the loop.
This commit is contained in:
Wim Taymans 2018-09-24 11:35:46 +02:00
parent 0aca605bfb
commit 1b933e5b32
2 changed files with 14 additions and 2 deletions

View file

@ -104,8 +104,8 @@ struct spa_loop_control_hooks {
void (*after) (void *data);
};
#define spa_loop_control_hook_before(l) spa_hook_list_call(l, struct spa_loop_control_hooks, before, 0)
#define spa_loop_control_hook_after(l) spa_hook_list_call(l, struct spa_loop_control_hooks, after, 0)
#define spa_loop_control_hook_before(l) spa_hook_list_call_simple(l, struct spa_loop_control_hooks, before, 0)
#define spa_loop_control_hook_after(l) spa_hook_list_call_simple(l, struct spa_loop_control_hooks, after, 0)
/**
* Control an event loop

View file

@ -82,6 +82,18 @@ static inline void spa_hook_remove(struct spa_hook *hook)
hook->removed(hook);
}
#define spa_hook_list_call_simple(l,type,method,vers,...) \
({ \
struct spa_hook_list *list = l; \
struct spa_hook *ci; \
spa_list_for_each(ci, &list->list, link) { \
const type *cb = ci->funcs; \
if (cb && cb->version >= vers && cb->method) { \
cb->method(ci->data, ## __VA_ARGS__); \
} \
} \
})
/** Call all hooks in a list, starting from the given one and optionally stopping
* after calling the first non-NULL function, returns the number of methods
* called */