Adapt basicnif template to OTP changes

priv/templates/basicnif.c

@@ -1,4 +1,3 @@
-
 #include "erl_nif.h"
 
 static ErlNifResourceType* {{module}}_RESOURCE;
@@ -8,8 +7,10 @@ typedef struct
 } {{module}}_handle;
 
 // Prototypes
-ERL_NIF_TERM {{module}}_new(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
-ERL_NIF_TERM {{module}}_myfunction(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
+static ERL_NIF_TERM {{module}}_new(ErlNifEnv* env, int argc,
+                                   const ERL_NIF_TERM argv[]);
+static ERL_NIF_TERM {{module}}_myfunction(ErlNifEnv* env, int argc,
+                                          const ERL_NIF_TERM argv[]);
 
 static ErlNifFunc nif_funcs[] =
 {
@@ -17,34 +18,39 @@ static ErlNifFunc nif_funcs[] =
     {"myfunction", 1, {{module}}_myfunction}
 };
 
-ERL_NIF_TERM {{module}}_new(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
+static ERL_NIF_TERM {{module}}_new(ErlNifEnv* env, int argc,
+                                   const ERL_NIF_TERM argv[])
 {
-    {{module}}_handle* handle = enif_alloc_resource(env,
-                                                    {{module}}_RESOURCE,
+    {{module}}_handle* handle = enif_alloc_resource({{module}}_RESOURCE,
                                                     sizeof({{module}}_handle));
     ERL_NIF_TERM result = enif_make_resource(env, handle);
-    enif_release_resource(env, handle);
+    enif_release_resource(handle);
     return enif_make_tuple2(env, enif_make_atom(env, "ok"), result);
 }
 
 
-ERL_NIF_TERM {{module}}_myfunction(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
+static ERL_NIF_TERM {{module}}_myfunction(ErlNifEnv* env, int argc,
+                                          const ERL_NIF_TERM argv[])
 {
     return enif_make_atom(env, "ok");
 }
 
 static void {{module}}_resource_cleanup(ErlNifEnv* env, void* arg)
 {
-    // Delete any dynamically allocated memory stored in {{module}}_handle
-    // {{module}}_handle* handle = ({{module}}_handle*)arg;
+    /* Delete any dynamically allocated memory stored in {{module}}_handle */
+    /* {{module}}_handle* handle = ({{module}}_handle*)arg; */
 }
 
 static int on_load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info)
 {
-    {{module}}_RESOURCE = enif_open_resource_type(env, "{{module}}_resource",
-                                                  &{{module}}_resource_cleanup,
-                                                  ERL_NIF_RT_CREATE | ERL_NIF_RT_TAKEOVER,
-                                                  0);
+    ErlNifResourceFlags flags = ERL_NIF_RT_CREATE | ERL_NIF_RT_TAKEOVER;
+    ErlNifResourceType* rt = enif_open_resource_type(env, NULL,
+                                                     "{{module}}_resource",
+                                                     &{{module}}_resource_cleanup,
+                                                     flags, NULL);
+    if (rt == NULL)
+        return -1;
+
     return 0;
 }
 

priv/templates/basicnif.erl

@@ -27,7 +27,7 @@ init() ->
 new() ->
     ?nif_stub.
 
-myfunction(Ref) ->
+myfunction(_Ref) ->
     ?nif_stub.
 
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