diff options
Diffstat (limited to 'c_src/nif_helpers.h')
| -rw-r--r-- | c_src/nif_helpers.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/c_src/nif_helpers.h b/c_src/nif_helpers.h index ab61998..c1d4131 100644 --- a/c_src/nif_helpers.h +++ b/c_src/nif_helpers.h @@ -53,15 +53,19 @@ void dtor_ ## r(ErlNifEnv*, void*); \ typedef struct { \ NIF_RES_TYPE(r)* v; \ + void* dep; \ } obj_ ## r; #define NIF_RES_INIT(r) \ res_ ## r = enif_open_resource_type(env, NULL, TO_STRING(NIF_RES_TYPE(r)), dtor_ ## r, ERL_NIF_RT_CREATE, NULL); \ if (!res_ ## r) return -1; #define NIF_RES_GET(r, obj) (((obj_ ## r*)obj)->v) -#define NIF_RES_TO_TERM(r, val, term) { \ +#define NIF_RES_DEP(r, obj) (((obj_ ## r*)obj)->dep) +#define NIF_RES_TO_TERM(r, val, term) NIF_RES_TO_TERM_WITH_DEP(r, val, term, NULL) +#define NIF_RES_TO_TERM_WITH_DEP(r, val, term, dep_res) { \ obj_ ## r* res = enif_alloc_resource(res_ ## r, sizeof(obj_ ## r)); \ res->v = val; \ + res->dep = dep_res; \ term = enif_make_resource(env, res); \ enif_release_resource(res); \ } |