%% %% %CopyrightBegin% %% %% Copyright Ericsson AB 2010-2010. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in %% compliance with the License. You should have received a copy of the %% Erlang Public License along with this software. If not, it can be %% retrieved online at http://www.erlang.org/. %% %% Software distributed under the License is distributed on an "AS IS" %% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See %% the License for the specific language governing rights and limitations %% under the License. %% %% %CopyrightEnd% %% -module(nif_SUITE). %%-define(line_trace,true). -define(CHECK(Exp,Got), check(Exp,Got,?LINE)). %%-define(CHECK(Exp,Got), ?line Exp = Got). -include_lib("test_server/include/test_server.hrl"). -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, init_per_testcase/2, end_per_testcase/2, basic/1, reload/1, upgrade/1, heap_frag/1, types/1, many_args/1, binaries/1, get_string/1, get_atom/1, api_macros/1, from_array/1, iolist_as_binary/1, resource/1, resource_binary/1, resource_takeover/1, threading/1, send/1, send2/1, send3/1, send_threaded/1, neg/1, is_checks/1, get_length/1, make_atom/1, make_string/1]). -export([many_args_100/100]). %% -export([lib_version/0,call_history/0,hold_nif_mod_priv_data/1,nif_mod_call_history/0, %% list_seq/1,type_test/0,tuple_2_list/1,is_identical/2,compare/2, %% clone_bin/1,make_sub_bin/3,string_to_bin/2,atom_to_bin/2,macros/1, %% tuple_2_list_and_tuple/1,iolist_2_bin/1,get_resource_type/1,alloc_resource/2, %% make_resource/1,get_resource/2,release_resource/1,last_resource_dtor_call/0, suite/0, %% make_new_resource/2,make_new_resource_binary/1,send_list_seq/2,send_new_blob/2, %% alloc_msgenv/0,clear_msgenv/1,grow_blob/2,send_blob/2,send_blob_thread/3, %% join_send_thread/1]). -define(nif_stub,nif_stub_error(?LINE)). suite() -> [{suite_callbacks,[ts_install_scb]}]. all() -> [basic, reload, upgrade, heap_frag, types, many_args, binaries, get_string, get_atom, api_macros, from_array, iolist_as_binary, resource, resource_binary, resource_takeover, threading, send, send2, send3, send_threaded, neg, is_checks, get_length, make_atom, make_string]. groups() -> []. init_per_suite(Config) -> Config. end_per_suite(_Config) -> ok. init_per_group(_GroupName, Config) -> Config. end_per_group(_GroupName, Config) -> Config. init_per_testcase(_Case, Config) -> % ?line Dog = ?t:timetrap(?t:seconds(60*60*24)), Config. end_per_testcase(_Func, _Config) -> %%Dog = ?config(watchdog, Config), %%?t:timetrap_cancel(Dog), P1 = code:purge(nif_mod), Del = code:delete(nif_mod), P2 = code:purge(nif_mod), io:format("fin purged=~p, deleted=~p and then purged=~p\n",[P1,Del,P2]). basic(doc) -> ["Basic smoke test of load_nif and a simple NIF call"]; basic(suite) -> []; basic(Config) when is_list(Config) -> ensure_lib_loaded(Config), ?line true = (lib_version() =/= undefined), ?line [{load,1,1,101},{lib_version,1,2,102}] = call_history(), ?line [] = call_history(), ?line true = lists:member(?MODULE, erlang:system_info(taints)), ok. reload(doc) -> ["Test reload callback in nif lib"]; reload(suite) -> []; reload(Config) when is_list(Config) -> TmpMem = tmpmem(), ensure_lib_loaded(Config), ?line Data = ?config(data_dir, Config), ?line File = filename:join(Data, "nif_mod"), ?line {ok,nif_mod,Bin} = compile:file(File, [binary,return_errors]), ?line {module,nif_mod} = erlang:load_module(nif_mod,Bin), ?line ok = nif_mod:load_nif_lib(Config, 1), ?line hold_nif_mod_priv_data(nif_mod:get_priv_data_ptr()), ?line [{load,1,1,101},{get_priv_data_ptr,1,2,102}] = nif_mod_call_history(), ?line ok = nif_mod:load_nif_lib(Config, 2), ?line 2 = nif_mod:lib_version(), ?line [{reload,2,1,201},{lib_version,2,2,202}] = nif_mod_call_history(), ?line ok = nif_mod:load_nif_lib(Config, 1), ?line 1 = nif_mod:lib_version(), ?line [{reload,1,1,101},{lib_version,1,2,102}] = nif_mod_call_history(), ?line true = erlang:delete_module(nif_mod), ?line [] = nif_mod_call_history(), %%?line false= check_process_code(Pid, nif_mod), ?line true = erlang:purge_module(nif_mod), ?line [{unload,1,3,103}] = nif_mod_call_history(), ?line true = lists:member(?MODULE, erlang:system_info(taints)), ?line true = lists:member(nif_mod, erlang:system_info(taints)), ?line verify_tmpmem(TmpMem), ok. upgrade(doc) -> ["Test upgrade callback in nif lib"]; upgrade(suite) -> []; upgrade(Config) when is_list(Config) -> TmpMem = tmpmem(), ensure_lib_loaded(Config), ?line Data = ?config(data_dir, Config), ?line File = filename:join(Data, "nif_mod"), ?line {ok,nif_mod,Bin} = compile:file(File, [binary,return_errors]), ?line {module,nif_mod} = erlang:load_module(nif_mod,Bin), ?line ok = nif_mod:load_nif_lib(Config, 1), ?line {Pid,MRef} = nif_mod:start(), ?line 1 = call(Pid,lib_version), ?line hold_nif_mod_priv_data(nif_mod:get_priv_data_ptr()), ?line [{load,1,1,101},{lib_version,1,2,102},{get_priv_data_ptr,1,3,103}] = nif_mod_call_history(), %% Module upgrade with same lib-version ?line {module,nif_mod} = erlang:load_module(nif_mod,Bin), ?line undefined = nif_mod:lib_version(), ?line 1 = call(Pid,lib_version), ?line [{lib_version,1,4,104}] = nif_mod_call_history(), ?line ok = nif_mod:load_nif_lib(Config, 1), ?line 1 = nif_mod:lib_version(), ?line [{upgrade,1,5,105},{lib_version,1,6,106}] = nif_mod_call_history(), ?line upgraded = call(Pid,upgrade), ?line false = check_process_code(Pid, nif_mod), ?line true = erlang:purge_module(nif_mod), ?line [{unload,1,7,107}] = nif_mod_call_history(), ?line 1 = nif_mod:lib_version(), ?line [{lib_version,1,8,108}] = nif_mod_call_history(), ?line true = erlang:delete_module(nif_mod), ?line [] = nif_mod_call_history(), ?line Pid ! die, ?line {'DOWN', MRef, process, Pid, normal} = receive_any(), ?line false = check_process_code(Pid, nif_mod), ?line true = erlang:purge_module(nif_mod), ?line [{unload,1,9,109}] = nif_mod_call_history(), %% Module upgrade with different lib version ?line {module,nif_mod} = erlang:load_module(nif_mod,Bin), ?line undefined = nif_mod:lib_version(), ?line {Pid2,MRef2} = nif_mod:start(), ?line undefined = call(Pid2,lib_version), ?line ok = nif_mod:load_nif_lib(Config, 1), ?line hold_nif_mod_priv_data(nif_mod:get_priv_data_ptr()), ?line 1 = call(Pid2,lib_version), ?line [{load,1,1,101},{get_priv_data_ptr,1,2,102},{lib_version,1,3,103}] = nif_mod_call_history(), ?line {module,nif_mod} = erlang:load_module(nif_mod,Bin), ?line undefined = nif_mod:lib_version(), ?line [] = nif_mod_call_history(), ?line 1 = call(Pid2,lib_version), ?line [{lib_version,1,4,104}] = nif_mod_call_history(), ?line ok = nif_mod:load_nif_lib(Config, 2), ?line 2 = nif_mod:lib_version(), ?line [{upgrade,2,1,201},{lib_version,2,2,202}] = nif_mod_call_history(), ?line 1 = call(Pid2,lib_version), ?line [{lib_version,1,5,105}] = nif_mod_call_history(), ?line upgraded = call(Pid2,upgrade), ?line false = check_process_code(Pid2, nif_mod), ?line true = erlang:purge_module(nif_mod), ?line [{unload,1,6,106}] = nif_mod_call_history(), ?line 2 = nif_mod:lib_version(), ?line [{lib_version,2,3,203}] = nif_mod_call_history(), ?line true = erlang:delete_module(nif_mod), ?line [] = nif_mod_call_history(), ?line Pid2 ! die, ?line {'DOWN', MRef2, process, Pid2, normal} = receive_any(), ?line false= check_process_code(Pid2, nif_mod), ?line true = erlang:purge_module(nif_mod), ?line [{unload,2,4,204}] = nif_mod_call_history(), ?line true = lists:member(?MODULE, erlang:system_info(taints)), ?line true = lists:member(nif_mod, erlang:system_info(taints)), ?line verify_tmpmem(TmpMem), ok. heap_frag(doc) -> ["Test NIF building heap fragments"]; heap_frag(suite) -> []; heap_frag(Config) when is_list(Config) -> TmpMem = tmpmem(), ensure_lib_loaded(Config), heap_frag_do(1,1000000), ?line verify_tmpmem(TmpMem), ok. heap_frag_do(N, Max) when N > Max -> ok; heap_frag_do(N, Max) -> io:format("Create list of length ~p\n",[N]), L = lists:seq(1,N), L = list_seq(N), heap_frag_do(((N*5) div 4) + 1, Max). types(doc) -> ["Type tests"]; types(suite) -> []; types(Config) when is_list(Config) -> TmpMem = tmpmem(), ensure_lib_loaded(Config), ?line ok = type_test(), lists:foreach(fun(Tpl) -> Lst = erlang:tuple_to_list(Tpl), Lst = tuple_2_list(Tpl) end, [{},{ok},{{}},{[],{}},{1,2,3,4,5}]), Stuff = [[],{},0,0.0,(1 bsl 100),(fun()-> ok end),make_ref(),self()], [eq_cmp(A,clone(B)) || A<-Stuff, B<-Stuff], ?line verify_tmpmem(TmpMem), ok. clone(X) -> binary_to_term(term_to_binary(X)). eq_cmp(A,B) -> eq_cmp_do(A,B), eq_cmp_do([A,B],[A,B]), eq_cmp_do({A,B},{A,B}). eq_cmp_do(A,B) -> %%?t:format("compare ~p and ~p\n",[A,B]), Eq = (A =:= B), ?line Eq = is_identical(A,B), ?line Cmp = if A < B -> -1; A == B -> 0; A > B -> 1 end, ?line Cmp = case compare(A,B) of C when is_integer(C), C < 0 -> -1; 0 -> 0; C when is_integer(C) -> 1 end, ok. many_args(doc) -> ["Test NIF with many arguments"]; many_args(suite) -> []; many_args(Config) when is_list(Config) -> TmpMem = tmpmem(), ?line ensure_lib_loaded(Config ,1), ?line ok = apply(?MODULE,many_args_100,lists:seq(1,100)), ?line ok = many_args_100(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100), ?line verify_tmpmem(TmpMem), ok. binaries(doc) -> ["Test NIF binary handling."]; binaries(suite) -> []; binaries(Config) when is_list(Config) -> TmpMem = tmpmem(), ?line ensure_lib_loaded(Config, 1), ?line RefcBin = list_to_binary(lists:seq(1,255)), ?line RefcBin = clone_bin(RefcBin), ?line HeapBin = list_to_binary(lists:seq(1,20)), ?line HeapBin = clone_bin(HeapBin), ?line <<_:8,Sub1:6/binary,_/binary>> = RefcBin, ?line <<_:8,Sub2:6/binary,_/binary>> = HeapBin, ?line Sub1 = Sub2, ?line Sub1 = clone_bin(Sub1), ?line Sub2 = clone_bin(Sub2), ?line <<_:9,Sub3:6/binary,_/bitstring>> = RefcBin, ?line <<_:9,Sub4:6/binary,_/bitstring>> = HeapBin, ?line Sub3 = Sub4, ?line Sub3 = clone_bin(Sub3), ?line Sub4 = clone_bin(Sub4), %% When NIFs get bitstring support %%?line <<_:8,Sub5:27/bitstring,_/bitstring>> = RefcBin, %%?line <<_:8,Sub6:27/bitstring,_/bitstring>> = HeapBin, %%?line Sub5 = Sub6, %%?line Sub5 = clone_bin(Sub5), %%?line Sub6 = clone_bin(Sub6), %%?line <<_:9,Sub7:27/bitstring,_/bitstring>> = RefcBin, %%?line <<_:9,Sub8:27/bitstring,_/bitstring>> = HeapBin, %%?line Sub7 = Sub8, %%?line Sub7 = clone_bin(Sub7), %%?line Sub8 = clone_bin(Sub8), %%?line <<>> = clone_bin(<<>>), <<_:8,SubBinA:200/binary,_/binary>> = RefcBin, <<_:9,SubBinB:200/binary,_/bitstring>> = RefcBin, <<_:8,SubBinC:17/binary,_/binary>> = HeapBin, <<_:9,SubBinD:17/binary,_/bitstring>> = HeapBin, test_make_sub_bin(RefcBin), test_make_sub_bin(HeapBin), test_make_sub_bin(SubBinA), test_make_sub_bin(SubBinB), test_make_sub_bin(SubBinC), test_make_sub_bin(SubBinD), ?line verify_tmpmem(TmpMem), ok. test_make_sub_bin(Bin) -> Size = byte_size(Bin), Rest10 = Size - 10, Rest1 = Size - 1, ?line Bin = make_sub_bin(Bin, 0, Size), <<_:10/binary,Sub0:Rest10/binary>> = Bin, ?line Sub0 = make_sub_bin(Bin, 10, Rest10), <<Sub1:10/binary,_/binary>> = Bin, ?line Sub1 = make_sub_bin(Bin, 0, 10), <<_:7/binary,Sub2:10/binary,_/binary>> = Bin, ?line Sub2 = make_sub_bin(Bin, 7, 10), ?line <<>> = make_sub_bin(Bin, 0, 0), ?line <<>> = make_sub_bin(Bin, 10, 0), ?line <<>> = make_sub_bin(Bin, Rest1, 0), ?line <<>> = make_sub_bin(Bin, Size, 0), ok. get_string(doc) -> ["Test enif_get_string"]; get_string(suite) -> []; get_string(Config) when is_list(Config) -> ?line ensure_lib_loaded(Config, 1), ?line {7, <<"hejsan",0,_:3/binary>>} = string_to_bin("hejsan",10), ?line {7, <<"hejsan",0,_>>} = string_to_bin("hejsan",8), ?line {7, <<"hejsan",0>>} = string_to_bin("hejsan",7), ?line {-6, <<"hejsa",0>>} = string_to_bin("hejsan",6), ?line {-5, <<"hejs",0>>} = string_to_bin("hejsan",5), ?line {-1, <<0>>} = string_to_bin("hejsan",1), ?line {0, <<>>} = string_to_bin("hejsan",0), ?line {1, <<0>>} = string_to_bin("",1), ?line {0, <<>>} = string_to_bin("",0), ok. get_atom(doc) -> ["Test enif_get_atom"]; get_atom(suite) -> []; get_atom(Config) when is_list(Config) -> ?line ensure_lib_loaded(Config, 1), ?line {7, <<"hejsan",0,_:3/binary>>} = atom_to_bin(hejsan,10), ?line {7, <<"hejsan",0,_>>} = atom_to_bin(hejsan,8), ?line {7, <<"hejsan",0>>} = atom_to_bin(hejsan,7), ?line {0, <<_:6/binary>>} = atom_to_bin(hejsan,6), ?line {0, <<>>} = atom_to_bin(hejsan,0), ?line {1, <<0>>} = atom_to_bin('',1), ?line {0, <<>>} = atom_to_bin('',0), ok. api_macros(doc) -> ["Test macros enif_make_list<N> and enif_make_tuple<N>"]; api_macros(suite) -> []; api_macros(Config) when is_list(Config) -> ?line ensure_lib_loaded(Config, 1), Expected = {[lists:seq(1,N) || N <- lists:seq(1,9)], [list_to_tuple(lists:seq(1,N)) || N <- lists:seq(1,9)] }, ?line Expected = macros(list_to_tuple(lists:seq(1,9))), ok. from_array(doc) -> ["enif_make_[tuple|list]_from_array"]; from_array(suite) -> []; from_array(Config) when is_list(Config) -> ?line ensure_lib_loaded(Config, 1), lists:foreach(fun(Tpl) -> Lst = tuple_to_list(Tpl), ?line {Lst,Tpl} = tuple_2_list_and_tuple(Tpl) end, [{}, {1,2,3}, {[4,5],[],{},{6,7}}, {{}}, {[]}]), ok. iolist_as_binary(doc) -> ["enif_inspect_iolist_as_binary"]; iolist_as_binary(suite) -> []; iolist_as_binary(Config) when is_list(Config) -> ?line ensure_lib_loaded(Config, 1), TmpMem = tmpmem(), List = [<<"hejsan">>, <<>>, [], [17], [<<>>], [127,128,255,0], [1, 2, 3, <<"abc">>, [<<"def">>,4], 5, <<"ghi">>], [1, 2, 3, <<"abc">>, [<<"def">>,4], 5 | <<"ghi">>]], lists:foreach(fun(IoL) -> B1 = erlang:iolist_to_binary(IoL), ?line B2 = iolist_2_bin(IoL), ?line B1 = B2 end, List), ?line verify_tmpmem(TmpMem), ok. resource(doc) -> ["Test memory managed objects, aka 'resources'"]; resource(suite) -> []; resource(Config) when is_list(Config) -> ?line ensure_lib_loaded(Config, 1), ?line Type = get_resource_type(0), resource_hugo(Type), resource_otto(Type), resource_new(Type), resource_neg(Type), ok. resource_hugo(Type) -> DtorCall = resource_hugo_do(Type), erlang:garbage_collect(), ?line DtorCall = last_resource_dtor_call(), ok. resource_hugo_do(Type) -> HugoBin = <<"Hugo Hacker">>, ?line HugoPtr = alloc_resource(Type, HugoBin), ?line Hugo = make_resource(HugoPtr), ?line <<>> = Hugo, release_resource(HugoPtr), erlang:garbage_collect(), ?line {HugoPtr,HugoBin} = get_resource(Type,Hugo), Pid = spawn_link(fun() -> receive {Pid, Type, Resource, Ptr, Bin} -> Pid ! {self(), got_it}, receive {Pid, check_it} -> ?line {Ptr,Bin} = get_resource(Type,Resource), Pid ! {self(), ok} end end end), Pid ! {self(), Type, Hugo, HugoPtr, HugoBin}, ?line {Pid, got_it} = receive_any(), erlang:garbage_collect(), % just to make our ProcBin move in memory Pid ! {self(), check_it}, ?line {Pid, ok} = receive_any(), ?line [] = last_resource_dtor_call(), ?line {HugoPtr,HugoBin} = get_resource(Type,Hugo), {HugoPtr, HugoBin, 1}. resource_otto(Type) -> {OttoPtr, OttoBin} = resource_otto_do(Type), erlang:garbage_collect(), ?line [] = last_resource_dtor_call(), release_resource(OttoPtr), ?line {OttoPtr,OttoBin,1} = last_resource_dtor_call(), ok. resource_otto_do(Type) -> OttoBin = <<"Otto Ordonnans">>, ?line OttoPtr = alloc_resource(Type, OttoBin), ?line Otto = make_resource(OttoPtr), ?line <<>> = Otto, %% forget resource term but keep referenced by NIF {OttoPtr, OttoBin}. resource_new(Type) -> ?line {PtrB,BinB} = resource_new_do1(Type), erlang:garbage_collect(), ?line {PtrB,BinB,1} = last_resource_dtor_call(), ok. resource_new_do1(Type) -> ?line {{PtrA,BinA}, {ResB,PtrB,BinB}} = resource_new_do2(Type), erlang:garbage_collect(), ?line {PtrA,BinA,1} = last_resource_dtor_call(), ?line {PtrB,BinB} = get_resource(Type, ResB), %% forget ResB and make it garbage {PtrB,BinB}. resource_new_do2(Type) -> BinA = <<"NewA">>, BinB = <<"NewB">>, ?line ResA = make_new_resource(Type, BinA), ?line ResB = make_new_resource(Type, BinB), ?line <<>> = ResA, ?line <<>> = ResB, ?line {PtrA,BinA} = get_resource(Type, ResA), ?line {PtrB,BinB} = get_resource(Type, ResB), ?line true = (PtrA =/= PtrB), ?line [] = last_resource_dtor_call(), %% forget ResA and make it garbage {{PtrA,BinA}, {ResB,PtrB,BinB}}. resource_neg(TypeA) -> resource_neg_do(TypeA), catch exit(42), % dummy exception to purge saved stacktraces from earlier exception erlang:garbage_collect(), ?line {_,_,2} = last_resource_dtor_call(), ok. resource_neg_do(TypeA) -> TypeB = get_resource_type(1), ResA = make_new_resource(TypeA, <<"Arnold">>), ResB= make_new_resource(TypeB, <<"Bobo">>), ?line {'EXIT',{badarg,_}} = (catch get_resource(TypeA, ResB)), ?line {'EXIT',{badarg,_}} = (catch get_resource(TypeB, ResA)), ok. resource_binary(doc) -> ["Test enif_make_resource_binary"]; resource_binary(suite) -> []; resource_binary(Config) when is_list(Config) -> ?line ensure_lib_loaded(Config, 1), ?line {Ptr,Bin} = resource_binary_do(), erlang:garbage_collect(), Last = last_resource_dtor_call(), ?CHECK({Ptr,Bin,1}, Last), ok. resource_binary_do() -> Bin = <<"Hej Hopp i lingonskogen">>, ?line {Ptr,ResBin1} = make_new_resource_binary(Bin), ?line ResBin1 = Bin, ?line ResInfo = {Ptr,_} = get_resource(binary_resource_type,ResBin1), Papa = self(), Forwarder = spawn_link(fun() -> forwarder(Papa) end), io:format("sending to forwarder pid=~p\n",[Forwarder]), Forwarder ! ResBin1, ResBin2 = receive_any(), ?line ResBin2 = ResBin1, ?line ResInfo = get_resource(binary_resource_type,ResBin2), Forwarder ! terminate, ?line {Forwarder, 1} = receive_any(), erlang:garbage_collect(), ?line ResInfo = get_resource(binary_resource_type,ResBin1), ?line ResInfo = get_resource(binary_resource_type,ResBin2), ResInfo. -define(RT_CREATE,1). -define(RT_TAKEOVER,2). resource_takeover(doc) -> ["Test resource takeover by module reload and upgrade"]; resource_takeover(suite) -> []; resource_takeover(Config) when is_list(Config) -> TmpMem = tmpmem(), ensure_lib_loaded(Config), ?line Data = ?config(data_dir, Config), ?line File = filename:join(Data, "nif_mod"), ?line {ok,nif_mod,ModBin} = compile:file(File, [binary,return_errors]), ?line {module,nif_mod} = erlang:load_module(nif_mod,ModBin), ?line ok = nif_mod:load_nif_lib(Config, 1, [{resource_type, 0, ?RT_CREATE, "resource_type_A",resource_dtor_A, ?RT_CREATE}, {resource_type, 1, ?RT_CREATE, "resource_type_null_A",null, ?RT_CREATE}, {resource_type, 2, ?RT_CREATE bor ?RT_TAKEOVER, "resource_type_A_null",resource_dtor_A, ?RT_CREATE}, {resource_type, 3, ?RT_CREATE, "resource_type_B_goneX",resource_dtor_B, ?RT_CREATE}, {resource_type, 4, ?RT_CREATE, "resource_type_null_goneX",null, ?RT_CREATE}, {resource_type, null, ?RT_TAKEOVER, "Pink unicorn", resource_dtor_A, ?RT_TAKEOVER} ]), ?line hold_nif_mod_priv_data(nif_mod:get_priv_data_ptr()), ?line [{load,1,1,101},{get_priv_data_ptr,1,2,102}] = nif_mod_call_history(), ?line {Holder, _MRef} = spawn_opt(fun resource_holder/0, [link, monitor]), {A1,BinA1} = make_resource(0,Holder,"A1"), {A2,BinA2} = make_resource(0,Holder,"A2"), {A3,BinA3} = make_resource(0,Holder,"A3"), {NA1,_BinNA1} = make_resource(1,Holder,"NA1"), {NA2,BinNA2} = make_resource(1,Holder,"NA2"), {NA3,_BinNA3} = make_resource(1,Holder,"NA3"), {AN1,BinAN1} = make_resource(2,Holder,"AN1"), {AN2,_BinAN2} = make_resource(2,Holder,"AN2"), {AN3,BinAN3} = make_resource(2,Holder,"AN3"), {BGX1,BinBGX1} = make_resource(3,Holder,"BGX1"), {BGX2,BinBGX2} = make_resource(3,Holder,"BGX2"), {NGX1,_BinNGX1} = make_resource(4,Holder,"NGX1"), {NGX2,_BinNGX2} = make_resource(4,Holder,"NGX2"), ?line [] = nif_mod_call_history(), ?line ok = forget_resource(A1), ?line [{{resource_dtor_A_v1,BinA1},1,3,103}] = nif_mod_call_history(), ?line ok = forget_resource(NA1), ?line [] = nif_mod_call_history(), % no dtor ?line ok = forget_resource(AN1), ?CHECK([{{resource_dtor_A_v1,BinAN1},1,4,104}] , nif_mod_call_history()), ?line ok = forget_resource(BGX1), ?CHECK([{{resource_dtor_B_v1,BinBGX1},1,5,105}], nif_mod_call_history()), ?line ok = forget_resource(NGX1), ?CHECK([], nif_mod_call_history()), % no dtor ?line ok = nif_mod:load_nif_lib(Config, 2, [{resource_type, 0, ?RT_TAKEOVER, "resource_type_A",resource_dtor_A, ?RT_TAKEOVER}, {resource_type, 1, ?RT_TAKEOVER bor ?RT_CREATE, "resource_type_null_A",resource_dtor_A, ?RT_TAKEOVER}, {resource_type, 2, ?RT_TAKEOVER, "resource_type_A_null",null, ?RT_TAKEOVER}, {resource_type, null, ?RT_TAKEOVER, "Pink unicorn", resource_dtor_A, ?RT_TAKEOVER}, {resource_type, null, ?RT_CREATE, "resource_type_B_goneX",resource_dtor_B, ?RT_CREATE}, {resource_type, null, ?RT_CREATE, "resource_type_null_goneX",null, ?RT_CREATE}, {resource_type, 3, ?RT_CREATE, "resource_type_B_goneY",resource_dtor_B, ?RT_CREATE}, {resource_type, 4, ?RT_CREATE, "resource_type_null_goneY",null, ?RT_CREATE} ]), ?CHECK([{reload,2,1,201}], nif_mod_call_history()), ?line BinA2 = read_resource(0,A2), ?line ok = forget_resource(A2), ?CHECK([{{resource_dtor_A_v2,BinA2},2,2,202}], nif_mod_call_history()), ?line ok = forget_resource(NA2), ?CHECK([{{resource_dtor_A_v2,BinNA2},2,3,203}], nif_mod_call_history()), ?line ok = forget_resource(AN2), ?CHECK([], nif_mod_call_history()), % no dtor ?line ok = forget_resource(BGX2), % calling dtor in orphan library v1 still loaded ?CHECK([{{resource_dtor_B_v1,BinBGX2},1,6,106}], nif_mod_call_history()), % How to test that lib v1 is closed here? ?line ok = forget_resource(NGX2), ?CHECK([], nif_mod_call_history()), % no dtor {BGY1,BinBGY1} = make_resource(3,Holder,"BGY1"), {NGY1,_BinNGY1} = make_resource(4,Holder,"NGY1"), %% Module upgrade with same lib-version ?line {module,nif_mod} = erlang:load_module(nif_mod,ModBin), ?line undefined = nif_mod:lib_version(), ?line ok = nif_mod:load_nif_lib(Config, 2, [{resource_type, 2, ?RT_TAKEOVER, "resource_type_A",resource_dtor_B, ?RT_TAKEOVER}, {resource_type, 0, ?RT_TAKEOVER bor ?RT_CREATE, "resource_type_null_A",null, ?RT_TAKEOVER}, {resource_type, 1, ?RT_TAKEOVER, "resource_type_A_null",resource_dtor_A, ?RT_TAKEOVER}, {resource_type, null, ?RT_TAKEOVER, "Pink elephant", resource_dtor_A, ?RT_TAKEOVER}, {resource_type, 3, ?RT_CREATE, "resource_type_B_goneZ",resource_dtor_B, ?RT_CREATE}, {resource_type, 4, ?RT_CREATE, "resource_type_null_goneZ",null, ?RT_CREATE} ]), ?line 2 = nif_mod:lib_version(), ?CHECK([{upgrade,2,4,204},{lib_version,2,5,205}], nif_mod_call_history()), ?line ok = forget_resource(A3), ?CHECK([{{resource_dtor_B_v2,BinA3},2,6,206}], nif_mod_call_history()), ?line ok = forget_resource(NA3), ?CHECK([], nif_mod_call_history()), ?line ok = forget_resource(AN3), ?CHECK([{{resource_dtor_A_v2,BinAN3},2,7,207}], nif_mod_call_history()), {A4,BinA4} = make_resource(2,Holder, "A4"), {NA4,BinNA4} = make_resource(0,Holder, "NA4"), {AN4,_BinAN4} = make_resource(1,Holder, "AN4"), {BGZ1,BinBGZ1} = make_resource(3,Holder,"BGZ1"), {NGZ1,_BinNGZ1} = make_resource(4,Holder,"NGZ1"), ?line false = code:purge(nif_mod), ?line [] = nif_mod_call_history(), ?line ok = forget_resource(NGY1), ?line [] = nif_mod_call_history(), ?line ok = forget_resource(BGY1), % calling dtor in orphan library v2 still loaded ?line [{{resource_dtor_B_v2,BinBGY1},2,8,208},{unload,2,9,209}] = nif_mod_call_history(), %% Module upgrade with other lib-version ?line {module,nif_mod} = erlang:load_module(nif_mod,ModBin), ?line undefined = nif_mod:lib_version(), ?line ok = nif_mod:load_nif_lib(Config, 1, [{resource_type, 2, ?RT_TAKEOVER, "resource_type_A",resource_dtor_A, ?RT_TAKEOVER}, {resource_type, 0, ?RT_TAKEOVER bor ?RT_CREATE, "resource_type_null_A",resource_dtor_A, ?RT_TAKEOVER}, {resource_type, 1, ?RT_TAKEOVER, "resource_type_A_null",null, ?RT_TAKEOVER}, {resource_type, null, ?RT_TAKEOVER, "Mr Pink", resource_dtor_A, ?RT_TAKEOVER} ]), ?line 1 = nif_mod:lib_version(), ?line [{upgrade,1,1,101},{lib_version,1,2,102}] = nif_mod_call_history(), %%?line false= check_process_code(Pid, nif_mod), ?line false = code:purge(nif_mod), %% no unload here as we still have instances with destructors ?line [] = nif_mod_call_history(), ?line ok = forget_resource(BGZ1), % calling dtor in orphan library v2 still loaded ?line [{{resource_dtor_B_v2,BinBGZ1},2,10,210},{unload,2,11,211}] = nif_mod_call_history(), ?line ok = forget_resource(NGZ1), ?line [] = nif_mod_call_history(), ?line ok = forget_resource(A4), ?line [{{resource_dtor_A_v1,BinA4},1,3,103}] = nif_mod_call_history(), ?line ok = forget_resource(NA4), ?line [{{resource_dtor_A_v1,BinNA4},1,4,104}] = nif_mod_call_history(), ?line ok = forget_resource(AN4), ?line [] = nif_mod_call_history(), ?line true = lists:member(?MODULE, erlang:system_info(taints)), ?line true = lists:member(nif_mod, erlang:system_info(taints)), ?line verify_tmpmem(TmpMem), ok. make_resource(Type,Holder,Str) when is_list(Str) -> Bin = list_to_binary(Str), A1 = make_resource_do(Type,Holder,Bin), ?line Bin = read_resource(Type,A1), {A1,Bin}. make_resource_do(Type, Holder, Bin) -> Holder ! {self(), make, Type, Bin}, {Holder, make_ok, Id} = receive_any(), {Holder,Id}. read_resource(Type, {Holder,Id}) -> Holder ! {self(), get, Type, Id}, {Holder, get_ok, Bin} = receive_any(), Bin. forget_resource({Holder,Id}) -> Holder ! {self(), forget, Id}, {Holder, forget_ok, Id} = receive_any(), ok. resource_holder() -> resource_holder([]). resource_holder(List) -> %%io:format("resource_holder waiting for msg\n", []), Msg = receive_any(), %%io:format("resource_holder got ~p with list = ~p\n", [Msg,List]), case Msg of {Pid, make, Type, Bin} -> ?line Resource = nif_mod:make_new_resource(Type, Bin), Id = {make_ref(),Bin}, Pid ! {self(), make_ok, Id}, resource_holder([{Id,Resource} | List]); {Pid, get, Type, Id} -> {Id,Resource} = lists:keyfind(Id, 1, List), Pid ! {self(), get_ok, nif_mod:get_resource(Type, Resource)}, resource_holder(List); {Pid, forget, Id} -> NewList = lists:keydelete(Id, 1, List), %%io:format("resource_holder forget: NewList = ~p\n", [NewList]), resource_holder(Pid, {self(),forget_ok,Id}, NewList) end. resource_holder(Pid,Reply,List) -> erlang:garbage_collect(), %%io:format("resource_holder GC'ed, now send ~p to ~p\n", [Reply,Pid]), Pid ! Reply, resource_holder(List). threading(doc) -> ["Test the threading API functions (reuse tests from driver API)"]; threading(Config) when is_list(Config) -> ?line Data = ?config(data_dir, Config), ?line File = filename:join(Data, "tester"), ?line {ok,tester,ModBin} = compile:file(File, [binary,return_errors]), ?line {module,tester} = erlang:load_module(tester,ModBin), ?line ok = tester:load_nif_lib(Config, "basic"), ?line ok = tester:run(), ?line ok = tester:load_nif_lib(Config, "rwlock"), ?line ok = tester:run(), ?line ok = tester:load_nif_lib(Config, "tsd"), ?line ok = tester:run(). send(doc) -> ["Test NIF message sending"]; send(Config) when is_list(Config) -> ensure_lib_loaded(Config), N = 1500, List = lists:seq(1,N), ?line {ok,1} = send_list_seq(N, self), ?line {ok,1} = send_list_seq(N, self()), ?line List = receive_any(), ?line List = receive_any(), Papa = self(), spawn_link(fun() -> ?line {ok,1} = send_list_seq(N, Papa) end), ?line List = receive_any(), ?line {ok, 1, BlobS} = send_new_blob(self(), other_term()), ?line BlobR = receive_any(), io:format("Sent ~p\nGot ~p\n", [BlobS, BlobR]), ?line BlobR = BlobS, %% send to dead pid {DeadPid, DeadMon} = spawn_monitor(fun() -> void end), ?line {'DOWN', DeadMon, process, DeadPid, normal} = receive_any(), {ok,0} = send_list_seq(7, DeadPid), ok. send2(doc) -> ["More NIF message sending"]; send2(Config) when is_list(Config) -> ensure_lib_loaded(Config), send2_do1(fun send_blob_dbg/2), ok. send_threaded(doc) -> ["Send msg from user thread"]; send_threaded(Config) when is_list(Config) -> case erlang:system_info(smp_support) of true -> send2_do1(fun(ME,To) -> send_blob_thread_dbg(ME,To,join) end), send2_do1(fun(ME,To) -> send_blob_thread_and_join(ME,To) end), ok; false -> {skipped,"No threaded send on non-SMP"} end. send2_do1(SendBlobF) -> io:format("sending to self=~p\n",[self()]), send2_do2(SendBlobF, self()), Papa = self(), Forwarder = spawn_link(fun() -> forwarder(Papa) end), io:format("sending to forwarder pid=~p\n",[Forwarder]), send2_do2(SendBlobF, Forwarder), Forwarder ! terminate, ?line {Forwarder, 4} = receive_any(), ok. send2_do2(SendBlobF, To) -> MsgEnv = alloc_msgenv(), repeat(50, fun(_) -> grow_blob(MsgEnv,other_term()) end, []), ?line {ok,1,Blob0} = SendBlobF(MsgEnv, To), ?line Blob1 = receive_any(), ?line Blob1 = Blob0, clear_msgenv(MsgEnv), repeat(50, fun(_) -> grow_blob(MsgEnv,other_term()) end, []), ?line {ok,1,Blob2} = SendBlobF(MsgEnv, To), ?line Blob3 = receive_any(), ?line Blob3 = Blob2, clear_msgenv(MsgEnv), repeat(50, fun(_) -> grow_blob(MsgEnv,other_term()) end, []), clear_msgenv(MsgEnv), repeat(50, fun(_) -> grow_blob(MsgEnv,other_term()) end, []), ?line {ok,1,Blob4} = SendBlobF(MsgEnv, To), ?line Blob5 = receive_any(), ?line Blob5 = Blob4, clear_msgenv(MsgEnv), clear_msgenv(MsgEnv), repeat(50, fun(_) -> grow_blob(MsgEnv,other_term()) end, []), ?line {ok,1,Blob6} = SendBlobF(MsgEnv, To), ?line Blob7 = receive_any(), ?line Blob7 = Blob6, ok. send_blob_thread_and_join(MsgEnv, To) -> ?line {ok,Blob} = send_blob_thread_dbg(MsgEnv, To, no_join), ?line {ok,SendRes} = join_send_thread(MsgEnv), {ok,SendRes,Blob}. send_blob_dbg(MsgEnv, To) -> Ret = send_blob(MsgEnv, To), %%io:format("send_blob to ~p returned ~p\n",[To,Ret]), Ret. send_blob_thread_dbg(MsgEnv, To, Join) -> Ret = send_blob_thread(MsgEnv, To, Join), %%io:format("send_blob_thread to ~p Join=~p returned ~p\n",[To,Join,Ret]), Ret. forwarder(To) -> forwarder(To, 0). forwarder(To, N) -> case receive_any() of terminate -> To ! {self(), N}; Msg -> To ! Msg, forwarder(To, N+1) end. other_term() -> {fun(X,Y) -> X*Y end, make_ref()}. send3(doc) -> ["Message sending stress test"]; send3(Config) when is_list(Config) -> %% Let a number of processes send random message blobs between each other %% using enif_send. Kill and spawn new ones randomly to keep a ~constant %% number of workers running. Seed = now(), io:format("seed: ~p\n",[Seed]), random:seed(Seed), ets:new(nif_SUITE,[named_table,public]), ?line true = ets:insert(nif_SUITE,{send3,0,0,0,0}), timer:send_after(10000, timeout), % Run for 10 seconds SpawnCnt = send3_controller(0, [], [], 20), ?line [{_,Rcv,SndOk,SndFail,Balance}] = ets:lookup(nif_SUITE,send3), io:format("spawns=~p received=~p, sent=~p send-failure=~p balance=~p\n", [SpawnCnt,Rcv,SndOk,SndFail,Balance]), ets:delete(nif_SUITE). send3_controller(SpawnCnt, [], _, infinity) -> SpawnCnt; send3_controller(SpawnCnt0, Mons0, Pids0, Tick) -> receive timeout -> io:format("Timeout. Sending 'halt' to ~p\n",[Pids0]), lists:foreach(fun(P) -> P ! {halt,self()} end, Pids0), lists:foreach(fun(P) -> receive {halted,P} -> ok end end, Pids0), QTot = lists:foldl(fun(P,QSum) -> {message_queue_len,QLen} = erlang:process_info(P,message_queue_len), QSum + QLen end, 0, Pids0), io:format("Total queue length ~p\n",[QTot]), lists:foreach(fun(P) -> P ! die end, Pids0), send3_controller(SpawnCnt0, Mons0, [], infinity); {'DOWN', MonRef, process, _Pid, _} -> Mons1 = lists:delete(MonRef, Mons0), %%io:format("Got DOWN from ~p. Monitors left: ~p\n",[Pid,Mons1]), send3_controller(SpawnCnt0, Mons1, Pids0, Tick) after Tick -> Max = 20, N = length(Pids0), PidN = random:uniform(Max), %%io:format("N=~p PidN=~p Pids0=~p\n", [N,PidN,Pids0]), case PidN > N of true -> {NewPid,Mon} = spawn_opt(fun send3_proc/0, [link,monitor]), lists:foreach(fun(P) -> P ! {is_born,NewPid} end, Pids0), ?line Balance = ets:lookup_element(nif_SUITE,send3,5), Inject = (Balance =< 0), case Inject of true -> ok; false -> ets:update_element(nif_SUITE,send3,{5,-1}) end, NewPid ! {pids,Pids0,Inject}, send3_controller(SpawnCnt0+1, [Mon|Mons0], [NewPid|Pids0], Tick); false -> KillPid = lists:nth(PidN,Pids0), KillPid ! die, Pids1 = lists:delete(KillPid, Pids0), lists:foreach(fun(P) -> P ! {is_dead,KillPid} end, Pids1), send3_controller(SpawnCnt0, Mons0, Pids1, Tick) end end. send3_proc() -> %%io:format("Process ~p spawned\n",[self()]), send3_proc([self()], {0,0,0}, {1,2,3,4,5}). send3_proc(Pids0, Counters={Rcv,SndOk,SndFail}, State0) -> %%io:format("~p: Pids0=~p", [self(), Pids0]), %%timer:sleep(10), receive {pids, Pids1, Inject} -> %%io:format("~p: got ~p Inject=~p\n", [self(), Pids1, Inject]), ?line Pids0 = [self()], Pids2 = [self() | Pids1], case Inject of true -> send3_proc_send(Pids2, Counters, State0); false -> send3_proc(Pids2, Counters, State0) end; {is_born, Pid} -> %%io:format("~p: is_born ~p, got ~p\n", [self(), Pid, Pids0]), send3_proc([Pid | Pids0], Counters, State0); {is_dead, Pid} -> Pids1 = lists:delete(Pid,Pids0), %%io:format("~p: is_dead ~p, got ~p\n", [self(), Pid, Pids1]), send3_proc(Pids1, Counters, State0); {blob, Blob0} -> %%io:format("~p: blob ~p\n", [self(), Blob0]), State1 = send3_new_state(State0, Blob0), send3_proc_send(Pids0, {Rcv+1,SndOk,SndFail}, State1); die -> %%io:format("Process ~p terminating, stats = ~p\n",[self(),Counters]), {message_queue_len,Dropped} = erlang:process_info(self(),message_queue_len), _R = ets:update_counter(nif_SUITE,send3, [{2,Rcv},{3,SndOk},{4,SndFail},{5,1-Dropped}]), %%io:format("~p: dies R=~p\n", [self(), R]), ok; {halt,Papa} -> Papa ! {halted,self()}, io:format("~p halted\n",[self()]), receive die -> ok end, io:format("~p dying\n",[self()]) end. send3_proc_send(Pids, {Rcv,SndOk,SndFail}, State0) -> To = lists:nth(random:uniform(length(Pids)),Pids), Blob = send3_make_blob(), State1 = send3_new_state(State0,Blob), case send3_send(To, Blob) of true -> send3_proc(Pids, {Rcv,SndOk+1,SndFail}, State1); false -> send3_proc(Pids, {Rcv,SndOk,SndFail+1}, State1) end. send3_make_blob() -> case random:uniform(20)-1 of 0 -> {term,[]}; N -> MsgEnv = alloc_msgenv(), repeat(N bsr 1, fun(_) -> grow_blob(MsgEnv,other_term(),random:uniform(1 bsl 20)) end, void), case (N band 1) of 0 -> {term,copy_blob(MsgEnv)}; 1 -> {msgenv,MsgEnv} end end. send3_send(Pid, Msg) -> %% 90% enif_send and 10% normal bang case random:uniform(10) of 1 -> send3_send_bang(Pid,Msg); _ -> send3_send_nif(Pid,Msg) end. send3_send_nif(Pid, {term,Blob}) -> %%io:format("~p send term nif\n",[self()]), send_term(Pid, {blob, Blob}) =:= 1; send3_send_nif(Pid, {msgenv,MsgEnv}) -> %%io:format("~p send blob nif\n",[self()]), send3_blob(MsgEnv, Pid, blob) =:= 1. send3_send_bang(Pid, {term,Blob}) -> %%io:format("~p send term bang\n",[self()]), Pid ! {blob, Blob}, true; send3_send_bang(Pid, {msgenv,MsgEnv}) -> %%io:format("~p send blob bang\n",[self()]), Pid ! {blob, copy_blob(MsgEnv)}, true. send3_new_state(State, Blob) -> case random:uniform(5+2) of N when N =< 5-> setelement(N, State, Blob); _ -> State % Don't store blob end. neg(doc) -> ["Negative testing of load_nif"]; neg(Config) when is_list(Config) -> TmpMem = tmpmem(), ?line {'EXIT',{badarg,_}} = (catch erlang:load_nif(badarg, 0)), ?line {error,{load_failed,_}} = erlang:load_nif("pink_unicorn", 0), ?line Data = ?config(data_dir, Config), ?line File = filename:join(Data, "nif_mod"), ?line {ok,nif_mod,Bin} = compile:file(File, [binary,return_errors]), ?line {module,nif_mod} = erlang:load_module(nif_mod,Bin), ?line {error,{bad_lib,_}} = nif_mod:load_nif_lib(Config, no_init), ?line verify_tmpmem(TmpMem), ?line ok. is_checks(doc) -> ["Test all enif_is functions"]; is_checks(Config) when is_list(Config) -> ?line ensure_lib_loaded(Config, 1), ?line ok = check_is(hejsan, <<19,98>>, make_ref(), ok, fun() -> ok end, self(), hd(erlang:ports()), [], [1,9,9,8], {hejsan, "hejsan", [$h,"ejs",<<"an">>]}). get_length(doc) -> ["Test all enif_get_length functions"]; get_length(Config) when is_list(Config) -> ?line ensure_lib_loaded(Config, 1), ?line ok = length_test(hejsan, "hejsan", [], [], not_a_list). ensure_lib_loaded(Config) -> ensure_lib_loaded(Config, 1). ensure_lib_loaded(Config, Ver) -> ?line case lib_version() of undefined -> ?line Path = ?config(data_dir, Config), ?line Lib = "nif_SUITE." ++ integer_to_list(Ver), ?line ok = erlang:load_nif(filename:join(Path,Lib), []); Ver when is_integer(Ver) -> ok end. make_atom(Config) when is_list(Config) -> ?line ensure_lib_loaded(Config, 1), An0Atom = an0atom, An0Atom0 = 'an\000atom\000', ?line Atoms = make_atoms(), ?line 7 = size(Atoms), ?line Atoms = {An0Atom,An0Atom,An0Atom,An0Atom0,An0Atom,An0Atom,An0Atom0}. make_string(Config) when is_list(Config) -> ?line ensure_lib_loaded(Config, 1), ?line Strings = make_strings(), ?line 5 = size(Strings), A0String = "a0string", A0String0 = [$a,0,$s,$t,$r,$i,$n,$g,0], AStringWithAccents = [$E,$r,$l,$a,$n,$g,$ ,16#e4,$r,$ ,$e,$t,$t,$ ,$g,$e,$n,$e,$r,$e,$l,$l,$t,$ ,$p,$r,$o,$g,$r,$a,$m,$s,$p,$r,16#e5,$k], ?line Strings = {A0String,A0String,A0String,A0String0, AStringWithAccents}. tmpmem() -> case erlang:system_info({allocator,temp_alloc}) of false -> undefined; MemInfo -> MSBCS = lists:foldl( fun ({instance, _, L}, Acc) -> {value,{_,MBCS}} = lists:keysearch(mbcs, 1, L), {value,{_,SBCS}} = lists:keysearch(sbcs, 1, L), [MBCS,SBCS | Acc] end, [], MemInfo), lists:foldl( fun(L, {Bl0,BlSz0}) -> {value,{_,Bl,_,_}} = lists:keysearch(blocks, 1, L), {value,{_,BlSz,_,_}} = lists:keysearch(blocks_size, 1, L), {Bl0+Bl,BlSz0+BlSz} end, {0,0}, MSBCS) end. verify_tmpmem(MemInfo) -> %%wait_for_test_procs(), case tmpmem() of MemInfo -> io:format("Tmp mem info: ~p", [MemInfo]), case MemInfo of {notsup,undefined} -> %% Use 'erl +Mea max' to do more complete memory leak testing. {comment,"Incomplete or no mem leak testing"}; _ -> ok end; Other -> io:format("Expected: ~p", [MemInfo]), io:format("Actual: ~p", [Other]), ?t:fail() end. call(Pid,Cmd) -> %%io:format("~p calling ~p with ~p\n",[self(), Pid, Cmd]), Pid ! {self(), Cmd}, receive {Pid,Reply} -> Reply end. receive_any() -> receive M -> M end. repeat(0, _, Arg) -> Arg; repeat(N, Fun, Arg0) -> repeat(N-1, Fun, Fun(Arg0)). check(Exp,Got,Line) -> case Got of Exp -> Exp; _ -> io:format("CHECK at ~p: Expected ~p but got ~p\n",[Line,Exp,Got]), Got end. %% The NIFs: lib_version() -> undefined. call_history() -> ?nif_stub. hold_nif_mod_priv_data(_Ptr) -> ?nif_stub. nif_mod_call_history() -> ?nif_stub. list_seq(_To) -> ?nif_stub. type_test() -> ?nif_stub. tuple_2_list(_) -> ?nif_stub. is_identical(_,_) -> ?nif_stub. compare(_,_) -> ?nif_stub. many_args_100(_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_,_) -> ?nif_stub. clone_bin(_) -> ?nif_stub. make_sub_bin(_,_,_) -> ?nif_stub. string_to_bin(_,_) -> ?nif_stub. atom_to_bin(_,_) -> ?nif_stub. macros(_) -> ?nif_stub. tuple_2_list_and_tuple(_) -> ?nif_stub. iolist_2_bin(_) -> ?nif_stub. get_resource_type(_) -> ?nif_stub. alloc_resource(_,_) -> ?nif_stub. make_resource(_) -> ?nif_stub. get_resource(_,_) -> ?nif_stub. release_resource(_) -> ?nif_stub. last_resource_dtor_call() -> ?nif_stub. make_new_resource(_,_) -> ?nif_stub. check_is(_,_,_,_,_,_,_,_,_,_) -> ?nif_stub. length_test(_,_,_,_,_) -> ?nif_stub. make_atoms() -> ?nif_stub. make_strings() -> ?nif_stub. make_new_resource_binary(_) -> ?nif_stub. send_list_seq(_,_) -> ?nif_stub. send_new_blob(_,_) -> ?nif_stub. alloc_msgenv() -> ?nif_stub. clear_msgenv(_) -> ?nif_stub. grow_blob(_,_) -> ?nif_stub. grow_blob(_,_,_) -> ?nif_stub. send_blob(_,_) -> ?nif_stub. send3_blob(_,_,_) -> ?nif_stub. send_blob_thread(_,_,_) -> ?nif_stub. join_send_thread(_) -> ?nif_stub. copy_blob(_) -> ?nif_stub. send_term(_,_) -> ?nif_stub. nif_stub_error(Line) -> exit({nif_not_loaded,module,?MODULE,line,Line}).