Adding basic NIF template

1 files changed, 51 insertions, 0 deletions

diff --git a/priv/templates/basicnif.c b/priv/templates/basicnif.c
new file mode 100644
index 0000000..36bf938
--- /dev/null
+++ b/priv/templates/basicnif.c
@@ -0,0 +1,51 @@
+
+#include "erl_nif.h"
+
+static ErlNifResourceType* {{module}}_RESOURCE;
+
+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 ErlNifFunc nif_funcs[] =
+{
+    {"new", 0, {{module}}_new},
+    {"myfunction", 1, {{module}}_myfunction}
+};
+
+ERL_NIF_TERM {{module}}_new(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
+{
+    {{module}}_handle* handle = enif_alloc_resource(env,
+                                                    {{module}}_RESOURCE,
+                                                    sizeof({{module}}_handle));
+    ERL_NIF_TERM result = enif_make_resource(env, handle);
+    enif_release_resource(env, 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[])
+{
+    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;
+}
+
+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);
+    return 0;
+}
+
+ERL_NIF_INIT({{module}}, nif_funcs, &on_load, NULL, NULL, NULL);