diff options
author | Dave Smith <dizzyd@dizzyd.com> | 2010-03-25 22:32:53 -0600 |
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committer | Dave Smith <dizzyd@dizzyd.com> | 2010-03-25 22:32:53 -0600 |
commit | b2cfdcb34af8e8dab0661820572ec01aa55bf30e (patch) | |
tree | b9b6e1cd1d791fe7e4147e652a5d5814832a3dd6 /priv/templates/basicnif.c | |
parent | 84f5108e178d62be5a3c12ab6f4e9d26f027d6f6 (diff) |
Adding basic NIF template
Diffstat (limited to 'priv/templates/basicnif.c')
-rw-r--r-- | priv/templates/basicnif.c | 51 |
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); |