diff options
Diffstat (limited to 'erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c')
| -rw-r--r-- | erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c b/erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c new file mode 100644 index 0000000000..72ceb300c9 --- /dev/null +++ b/erts/emulator/test/dirty_nif_SUITE_data/dirty_nif_SUITE.c @@ -0,0 +1,169 @@ +/* + * %CopyrightBegin% + * + * Copyright Ericsson AB 2009-2014. All Rights Reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * %CopyrightEnd% + */ +#include "erl_nif.h" +#include <assert.h> +#ifndef __WIN32__ +#include <unistd.h> +#endif + +static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info) +{ + return 0; +} + +static ERL_NIF_TERM lib_loaded(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + return enif_make_atom(env, "true"); +} + +static int have_dirty_schedulers(void) +{ + ErlNifSysInfo si; + enif_system_info(&si, sizeof(si)); + return si.dirty_scheduler_support; +} + +static ERL_NIF_TERM dirty_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + int n; + char s[10]; + ErlNifBinary b; + ERL_NIF_TERM result; + if (have_dirty_schedulers()) { + assert(enif_is_on_dirty_scheduler(env)); + } + assert(argc == 3); + enif_get_int(env, argv[0], &n); + enif_get_string(env, argv[1], s, sizeof s, ERL_NIF_LATIN1); + enif_inspect_binary(env, argv[2], &b); + return enif_make_tuple3(env, + enif_make_int(env, n), + enif_make_string(env, s, ERL_NIF_LATIN1), + enif_make_binary(env, &b)); +} + +static ERL_NIF_TERM call_dirty_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + int n; + char s[10]; + ErlNifBinary b; + assert(!enif_is_on_dirty_scheduler(env)); + if (argc != 3) + return enif_make_badarg(env); + if (have_dirty_schedulers()) { + if (enif_get_int(env, argv[0], &n) && + enif_get_string(env, argv[1], s, sizeof s, ERL_NIF_LATIN1) && + enif_inspect_binary(env, argv[2], &b)) + return enif_schedule_nif(env, "call_dirty_nif", ERL_NIF_DIRTY_JOB_CPU_BOUND, dirty_nif, argc, argv); + else + return enif_make_badarg(env); + } else { + return dirty_nif(env, argc, argv); + } +} + +static ERL_NIF_TERM send_from_dirty_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + ERL_NIF_TERM result; + ErlNifPid pid; + ErlNifEnv* menv; + int res; + + if (!enif_get_local_pid(env, argv[0], &pid)) + return enif_make_badarg(env); + result = enif_make_tuple2(env, enif_make_atom(env, "ok"), enif_make_pid(env, &pid)); + menv = enif_alloc_env(); + res = enif_send(env, &pid, menv, result); + enif_free_env(menv); + if (!res) + return enif_make_badarg(env); + else + return result; +} + +static ERL_NIF_TERM call_dirty_nif_exception(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + switch (argc) { + case 1: { + int arg; + if (enif_get_int(env, argv[0], &arg) && arg < 2) { + ERL_NIF_TERM args[255]; + int i; + args[0] = argv[0]; + for (i = 1; i < 255; i++) + args[i] = enif_make_int(env, i); + return enif_schedule_nif(env, "call_dirty_nif_exception", ERL_NIF_DIRTY_JOB_CPU_BOUND, + call_dirty_nif_exception, 255, args); + } else { + return enif_raise_exception(env, argv[0]); + } + } + case 2: { + int return_badarg_directly; + enif_get_int(env, argv[0], &return_badarg_directly); + assert(return_badarg_directly == 1 || return_badarg_directly == 0); + if (return_badarg_directly) + return enif_make_badarg(env); + else { + /* ignore return value */ enif_make_badarg(env); + return enif_make_atom(env, "ok"); + } + } + default: + return enif_schedule_nif(env, "call_dirty_nif_exception", ERL_NIF_DIRTY_JOB_CPU_BOUND, + call_dirty_nif_exception, argc-1, argv); + } +} + +static ERL_NIF_TERM call_dirty_nif_zero_args(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + int i; + ERL_NIF_TERM result[1000]; + ERL_NIF_TERM ok = enif_make_atom(env, "ok"); + assert(argc == 0); + for (i = 0; i < sizeof(result)/sizeof(*result); i++) { + result[i] = ok; + } + return enif_make_list_from_array(env, result, i); +} + +static ERL_NIF_TERM +dirty_sleeper(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + assert(enif_is_on_dirty_scheduler(env)); +#ifdef __WIN32__ + Sleep(6000); +#else + sleep(6); +#endif + return enif_make_atom(env, "ok"); +} + +static ErlNifFunc nif_funcs[] = +{ + {"lib_loaded", 0, lib_loaded}, + {"call_dirty_nif", 3, call_dirty_nif}, + {"send_from_dirty_nif", 1, send_from_dirty_nif, ERL_NIF_DIRTY_JOB_CPU_BOUND}, + {"call_dirty_nif_exception", 1, call_dirty_nif_exception, ERL_NIF_DIRTY_JOB_IO_BOUND}, + {"call_dirty_nif_zero_args", 0, call_dirty_nif_zero_args, ERL_NIF_DIRTY_JOB_CPU_BOUND}, + {"dirty_sleeper", 0, dirty_sleeper, ERL_NIF_DIRTY_JOB_IO_BOUND}, +}; + +ERL_NIF_INIT(dirty_nif_SUITE,nif_funcs,load,NULL,NULL,NULL) |