diff options
-rw-r--r-- | erts/doc/src/erl.xml | 5 | ||||
-rw-r--r-- | erts/emulator/beam/erl_hl_timer.c | 7 | ||||
-rw-r--r-- | erts/emulator/test/time_SUITE.erl | 46 | ||||
-rw-r--r-- | erts/test/ethread_SUITE_data/ethread_tests.c | 6 | ||||
-rw-r--r-- | lib/asn1/src/asn1ct_imm.erl | 33 | ||||
-rw-r--r-- | lib/asn1/test/asn1_SUITE_data/Prim.asn1 | 7 | ||||
-rw-r--r-- | lib/asn1/test/testPrim.erl | 29 | ||||
-rw-r--r-- | lib/ssl/src/ssl.appup.src | 6 | ||||
-rw-r--r-- | lib/ssl/src/tls_connection.erl | 2 | ||||
-rw-r--r-- | lib/ssl/vsn.mk | 2 | ||||
-rw-r--r-- | lib/tools/src/cover.erl | 72 | ||||
-rw-r--r-- | lib/tools/test/cover_SUITE.erl | 63 | ||||
-rw-r--r-- | lib/tools/test/cover_SUITE_data/cc.erl | 95 |
13 files changed, 199 insertions, 174 deletions
diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index ec4a0dee05..e8621fecc3 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -382,6 +382,11 @@ similar to <c><![CDATA[code:add_pathsz/1]]></c>. See <seealso marker="kernel:code">code(3)</seealso>.</p> </item> + <tag><c><![CDATA[-path Dir1 Dir2 ...]]></c></tag> + <item> + <p>Replaces the path specified in the boot script. See + <seealso marker="sasl:script">script(4)</seealso>.</p> + </item> <tag><c><![CDATA[-remsh Node]]></c></tag> <item> <p>Starts Erlang with a remote shell connected to <c><![CDATA[Node]]></c>.</p> diff --git a/erts/emulator/beam/erl_hl_timer.c b/erts/emulator/beam/erl_hl_timer.c index 51a0d68247..fb6d249145 100644 --- a/erts/emulator/beam/erl_hl_timer.c +++ b/erts/emulator/beam/erl_hl_timer.c @@ -1055,6 +1055,8 @@ create_hl_timer(ErtsSchedulerData *esdp, erts_aint32_t refc; Uint32 roflgs; + ERTS_HLT_HDBG_CHK_SRV(srv); + check_canceled_queue(esdp, srv); ERTS_HLT_ASSERT((esdp->no & ~ERTS_TMR_ROFLG_SID_MASK) == 0); @@ -1179,8 +1181,6 @@ create_hl_timer(ErtsSchedulerData *esdp, erts_smp_atomic32_init_nob(&tmr->head.refc, refc); erts_smp_atomic32_init_nob(&tmr->state, ERTS_TMR_STATE_ACTIVE); - ERTS_HLT_HDBG_CHK_SRV(srv); - if (!srv->next_timeout || tmr->timeout < srv->next_timeout->timeout) { if (srv->next_timeout) @@ -3099,7 +3099,8 @@ tt_hdbg_func(ErtsHLTimer *tmr, void *vhdbg) & ~ERTS_HLT_PFLGS_MASK); ERTS_HLT_ASSERT(tmr == prnt); } - ERTS_HLT_ASSERT(btm_rbt_lookup(hdbg->srv->btm_tree, tmr->btm.refn) == tmr); + if (tmr->head.roflgs & ERTS_TMR_ROFLG_BIF_TMR) + ERTS_HLT_ASSERT(btm_rbt_lookup(hdbg->srv->btm_tree, tmr->btm.refn) == tmr); if (tmr->time.tree.same_time) { ErtsHdbgHLT st_hdbg; st_hdbg.srv = hdbg->srv; diff --git a/erts/emulator/test/time_SUITE.erl b/erts/emulator/test/time_SUITE.erl index 33076c7461..787870588d 100644 --- a/erts/emulator/test/time_SUITE.erl +++ b/erts/emulator/test/time_SUITE.erl @@ -320,7 +320,41 @@ timestamp(suite) -> timestamp(doc) -> ["Test that os:timestamp works."]; timestamp(Config) when is_list(Config) -> - repeating_timestamp_check(100000). + try + repeating_timestamp_check(100000) + catch + throw : {fail, Failure} -> + %% + %% Our time warping test machines currently warps + %% time every 6:th second. If we get a warp during + %% 10 seconds, assume this is a time warping test + %% and ignore the failure. + %% + case had_time_warp(10) of + true -> + {skip, "Seems to be time warp test run..."}; + false -> + test_server:fail(Failure) + end + end. + +os_system_time_offset() -> + erlang:convert_time_unit(os:system_time() - erlang:monotonic_time(), + native, micro_seconds). + +had_time_warp(Secs) -> + had_time_warp(os_system_time_offset(), Secs). + +had_time_warp(OrigOffs, 0) -> + false; +had_time_warp(OrigOffs, N) -> + receive after 1000 -> ok end, + case OrigOffs - os_system_time_offset() of + Diff when Diff > 500000; Diff < -500000 -> + true; + _Diff -> + had_time_warp(OrigOffs, N-1) + end. repeating_timestamp_check(0) -> ok; @@ -346,15 +380,15 @@ repeating_timestamp_check(N) -> NSecs = NA*1000000+NB+round(NC/1000000), case Secs - NSecs of TooLarge when TooLarge > 3600 -> - test_server:fail( - lists:flatten( + throw({fail, + lists:flatten( io_lib:format("os:timestamp/0 is ~w s more than erlang:now/0", - [TooLarge]))); + [TooLarge]))}); TooSmall when TooSmall < -3600 -> - test_server:fail( + throw({fail, lists:flatten( io_lib:format("os:timestamp/0 is ~w s less than erlang:now/0", - [-TooSmall]))); + [-TooSmall]))}); _ -> ok end, diff --git a/erts/test/ethread_SUITE_data/ethread_tests.c b/erts/test/ethread_SUITE_data/ethread_tests.c index 12f7f3db7a..b51771c736 100644 --- a/erts/test/ethread_SUITE_data/ethread_tests.c +++ b/erts/test/ethread_SUITE_data/ethread_tests.c @@ -1457,6 +1457,9 @@ do { \ ASSERT(ethr_ ## A ## _read ## B(&A) == 0x33333333); \ } while (0) +ethr_atomic32_t atomic32; +ethr_atomic_t atomic; +ethr_dw_atomic_t dw_atomic; static void atomic_basic_test(void) @@ -1465,8 +1468,6 @@ atomic_basic_test(void) * Verify that each op does what it is expected * to do for at least one input. */ - ethr_atomic32_t atomic32; - ethr_atomic_t atomic; print_line("AT_AINT32_MAX=%d",AT_AINT32_MAX); print_line("AT_AINT32_MIN=%d",AT_AINT32_MIN); @@ -1629,7 +1630,6 @@ atomic_basic_test(void) /* Double word */ { - ethr_dw_atomic_t dw_atomic; ethr_dw_sint_t dw0, dw1; dw0.sint[0] = 4711; dw0.sint[1] = 4712; diff --git a/lib/asn1/src/asn1ct_imm.erl b/lib/asn1/src/asn1ct_imm.erl index 527f4f0ba9..e09256cde9 100644 --- a/lib/asn1/src/asn1ct_imm.erl +++ b/lib/asn1/src/asn1ct_imm.erl @@ -1120,38 +1120,41 @@ per_enc_constrained(Val0, Lb, Ub, false) -> per_enc_constrained(Val0, Lb, Ub, true) -> {Prefix,Val} = sub_lb(Val0, Lb), Range = Ub - Lb + 1, + Check = {ult,Val,Range}, if Range < 256 -> NumBits = per_num_bits(Range), - Check = {ult,Val,Range}, Put = [{put_bits,Val,NumBits,[1]}], {Prefix,Check,Put}; Range =:= 256 -> NumBits = 8, - Check = {ult,Val,Range}, Put = [{put_bits,Val,NumBits,[1,align]}], {Prefix,Check,Put}; Range =< 65536 -> - Check = {ult,Val,Range}, Put = [{put_bits,Val,16,[1,align]}], {Prefix,Check,Put}; true -> - {var,VarBase} = Val, - Bin = {var,VarBase++"@bin"}, - BinSize0 = {var,VarBase++"@bin_size0"}, - BinSize = {var,VarBase++"@bin_size"}, - Check = {ult,Val,Range}, RangeOctsLen = byte_size(binary:encode_unsigned(Range - 1)), BitsNeeded = per_num_bits(RangeOctsLen), - Enc = [{call,binary,encode_unsigned,[Val],Bin}, - {call,erlang,byte_size,[Bin],BinSize0}, - {sub,BinSize0,1,BinSize}, - {'cond',[['_', - {put_bits,BinSize,BitsNeeded,[1]}, - {put_bits,Bin,binary,[8,align]}]]}], - {Prefix,Check,Enc} + {Prefix,Check,per_enc_constrained_huge(BitsNeeded, Val)} end. +per_enc_constrained_huge(BitsNeeded, {var,VarBase}=Val) -> + Bin = {var,VarBase++"@bin"}, + BinSize0 = {var,VarBase++"@bin_size0"}, + BinSize = {var,VarBase++"@bin_size"}, + [{call,binary,encode_unsigned,[Val],Bin}, + {call,erlang,byte_size,[Bin],BinSize0}, + {sub,BinSize0,1,BinSize}, + {'cond',[['_', + {put_bits,BinSize,BitsNeeded,[1]}, + {put_bits,Bin,binary,[8,align]}]]}]; +per_enc_constrained_huge(BitsNeeded, Val) when is_integer(Val) -> + Bin = binary:encode_unsigned(Val), + BinSize = erlang:byte_size(Bin), + [{put_bits,BinSize-1,BitsNeeded,[1]}, + {put_bits,Val,8*BinSize,[1,align]}]. + per_enc_unconstrained(Val, Aligned) -> case Aligned of false -> []; diff --git a/lib/asn1/test/asn1_SUITE_data/Prim.asn1 b/lib/asn1/test/asn1_SUITE_data/Prim.asn1 index b4c011fd39..4fe0901683 100644 --- a/lib/asn1/test/asn1_SUITE_data/Prim.asn1 +++ b/lib/asn1/test/asn1_SUITE_data/Prim.asn1 @@ -60,4 +60,11 @@ BEGIN e BOOLEAN, magic INTEGER } + + Longitude ::= INTEGER { + oneMicrodegreeEast(10), + oneMicrodegreeWest(-10), + unavailable(1800000001) + } (-1799999999..1800000001) + END diff --git a/lib/asn1/test/testPrim.erl b/lib/asn1/test/testPrim.erl index 8fa9973ea5..dc2e0fa2e7 100644 --- a/lib/asn1/test/testPrim.erl +++ b/lib/asn1/test/testPrim.erl @@ -78,8 +78,37 @@ int(Rules) -> roundtrip('ASeq', {'ASeq',false,250,true,200,true,199,true,77788}), roundtrip('ASeq', {'ASeq',true,0,false,0,true,0,true,68789}), + %%========================================================== + %% Longitude ::= INTEGER { + %% oneMicrodegreeEast(10), + %% oneMicrodegreeWest(-10), + %% unavailable(1800000001) + %% } (-1799999999..1800000001) + %%========================================================== + + Enc10 = encoding(Rules, oneMicrodegreeEast), + Enc10 = roundtrip('Longitude', oneMicrodegreeEast), + Enc10 = roundtrip('Longitude', 10, oneMicrodegreeEast), + + Enc20 = encoding(Rules, oneMicrodegreeWest), + Enc20 = roundtrip('Longitude', oneMicrodegreeWest), + Enc20 = roundtrip('Longitude', -10, oneMicrodegreeWest), + + Enc30 = roundtrip('Longitude', unavailable), + Enc30 = roundtrip('Longitude', 1800000001, unavailable), + ok. +encoding(Rules, Type) -> + asn1_test_lib:hex_to_bin(encoding_1(Rules, Type)). + +encoding_1(ber, oneMicrodegreeEast) -> "02010A"; +encoding_1(per, oneMicrodegreeEast) -> "C06B49D2 09"; +encoding_1(uper, oneMicrodegreeEast) -> "6B49D209"; + +encoding_1(ber, oneMicrodegreeWest) -> "0201F6"; +encoding_1(per, oneMicrodegreeWest) -> "C06B49D1 F5"; +encoding_1(uper, oneMicrodegreeWest) -> "6B49D1F5". enum(Rules) -> diff --git a/lib/ssl/src/ssl.appup.src b/lib/ssl/src/ssl.appup.src index 11728128c4..057906bcb3 100644 --- a/lib/ssl/src/ssl.appup.src +++ b/lib/ssl/src/ssl.appup.src @@ -1,6 +1,9 @@ %% -*- erlang -*- {"%VSN%", [ + {<<"7\\.2">>, [{load_module, tls_connection, soft_purge, soft_purge, []}, + {load_module, ssl_tls_dist_proxy, soft_purge, soft_purge, []} + ]}, {<<"7\\..*">>, [{restart_application, ssl}]}, {<<"6\\..*">>, [{restart_application, ssl}]}, {<<"5\\..*">>, [{restart_application, ssl}]}, @@ -8,6 +11,9 @@ {<<"3\\..*">>, [{restart_application, ssl}]} ], [ + {<<"7\\.2">>, [{load_module, tls_connection, soft_purge, soft_purge, []}, + {load_module, ssl_tls_dist_proxy, soft_purge, soft_purge, []} + ]}, {<<"7\\..*">>, [{restart_application, ssl}]}, {<<"6\\..*">>, [{restart_application, ssl}]}, {<<"5\\..*">>, [{restart_application, ssl}]}, diff --git a/lib/ssl/src/tls_connection.erl b/lib/ssl/src/tls_connection.erl index b2b85eaf8d..c3f0206d25 100644 --- a/lib/ssl/src/tls_connection.erl +++ b/lib/ssl/src/tls_connection.erl @@ -764,6 +764,8 @@ handle_tls_handshake(Handle, StateName, case Handle(Packet, FsmReturn) of {next_state, NextStateName, State, _Timeout} -> handle_tls_handshake(Handle, NextStateName, State); + {next_state, NextStateName, State} -> + handle_tls_handshake(Handle, NextStateName, State); {stop, _,_} = Stop -> Stop end; diff --git a/lib/ssl/vsn.mk b/lib/ssl/vsn.mk index aa1af21990..9f79a7fb34 100644 --- a/lib/ssl/vsn.mk +++ b/lib/ssl/vsn.mk @@ -1 +1 @@ -SSL_VSN = 7.2 +SSL_VSN = 7.2.1 diff --git a/lib/tools/src/cover.erl b/lib/tools/src/cover.erl index 366d6bcbd9..0ae5c7978d 100644 --- a/lib/tools/src/cover.erl +++ b/lib/tools/src/cover.erl @@ -1474,7 +1474,7 @@ do_compile_beam(Module,BeamFile0,State) -> {ok,Module,BeamFile}; error -> {error, BeamFile}; - {error,Reason} -> % no abstract code + {error,Reason} -> % no abstract code or no 'file' attribute {error, {Reason, BeamFile}} end; {error,no_beam} -> @@ -1537,32 +1537,11 @@ do_compile_beam1(Module,Beam,UserOptions) -> {error,E}; {raw_abstract_v1,Code} -> Forms0 = epp:interpret_file_attribute(Code), - {Forms,Vars} = transform(Forms0, Module), - - %% We need to recover the source from the compilation - %% info otherwise the newly compiled module will have - %% source pointing to the current directory - SourceInfo = get_source_info(Module, Beam), - - %% Compile and load the result - %% It's necessary to check the result of loading since it may - %% fail, for example if Module resides in a sticky directory - {ok, Module, Binary} = compile:forms(Forms, SourceInfo ++ UserOptions), - case code:load_binary(Module, ?TAG, Binary) of - {module, Module} -> - - %% Store info about all function clauses in database - InitInfo = lists:reverse(Vars#vars.init_info), - ets:insert(?COVER_CLAUSE_TABLE, {Module, InitInfo}), - - %% Store binary code so it can be loaded on remote nodes - ets:insert(?BINARY_TABLE, {Module, Binary}), - - {ok, Module}; - - _Error -> - do_clear(Module), - error + case find_main_filename(Forms0) of + {ok,MainFile} -> + do_compile_beam2(Module,Beam,UserOptions,Forms0,MainFile); + Error -> + Error end; {_VSN,_Code} -> %% Wrong version of abstract code. Just report that there @@ -1579,6 +1558,35 @@ get_abstract_code(Module, Beam) -> Error -> Error end. +do_compile_beam2(Module,Beam,UserOptions,Forms0,MainFile) -> + {Forms,Vars} = transform(Forms0, Module, MainFile), + + %% We need to recover the source from the compilation + %% info otherwise the newly compiled module will have + %% source pointing to the current directory + SourceInfo = get_source_info(Module, Beam), + + %% Compile and load the result + %% It's necessary to check the result of loading since it may + %% fail, for example if Module resides in a sticky directory + {ok, Module, Binary} = compile:forms(Forms, SourceInfo ++ UserOptions), + case code:load_binary(Module, ?TAG, Binary) of + {module, Module} -> + + %% Store info about all function clauses in database + InitInfo = lists:reverse(Vars#vars.init_info), + ets:insert(?COVER_CLAUSE_TABLE, {Module, InitInfo}), + + %% Store binary code so it can be loaded on remote nodes + ets:insert(?BINARY_TABLE, {Module, Binary}), + + {ok, Module}; + + _Error -> + do_clear(Module), + error + end. + get_source_info(Module, Beam) -> Compile = get_compile_info(Module, Beam), case lists:keyfind(source, 1, Compile) of @@ -1601,8 +1609,7 @@ get_compile_info(Module, Beam) -> [] end. -transform(Code, Module) -> - MainFile=find_main_filename(Code), +transform(Code, Module, MainFile) -> Vars0 = #vars{module=Module}, {ok,MungedForms,Vars} = transform_2(Code,[],Vars0,MainFile,on), {MungedForms,Vars}. @@ -1610,9 +1617,12 @@ transform(Code, Module) -> %% Helpfunction which returns the first found file-attribute, which can %% be interpreted as the name of the main erlang source file. find_main_filename([{attribute,_,file,{MainFile,_}}|_]) -> - MainFile; + {ok,MainFile}; find_main_filename([_|Rest]) -> - find_main_filename(Rest). + find_main_filename(Rest); +find_main_filename([]) -> + {error, no_file_attribute}. + transform_2([Form0|Forms],MungedForms,Vars,MainFile,Switch) -> Form = expand(Form0), diff --git a/lib/tools/test/cover_SUITE.erl b/lib/tools/test/cover_SUITE.erl index 25c9317608..483ea9774e 100644 --- a/lib/tools/test/cover_SUITE.erl +++ b/lib/tools/test/cover_SUITE.erl @@ -19,43 +19,16 @@ %% -module(cover_SUITE). --export([all/0, init_per_testcase/2, end_per_testcase/2, - suite/0,groups/0,init_per_suite/1, end_per_suite/1, - init_per_group/2,end_per_group/2]). - --export([coverage/1, coverage_analysis/1, - start/1, compile/1, analyse/1, misc/1, stop/1, - distribution/1, reconnect/1, die_and_reconnect/1, - dont_reconnect_after_stop/1, stop_node_after_disconnect/1, - export_import/1, - otp_5031/1, eif/1, otp_5305/1, otp_5418/1, otp_6115/1, otp_7095/1, - otp_8188/1, otp_8270/1, otp_8273/1, otp_8340/1, - otp_10979_hanging_node/1, compile_beam_opts/1, eep37/1, - analyse_no_beam/1, line_0/1]). - --export([do_coverage/1]). - --export([distribution_performance/1]). +-compile(export_all). -include_lib("test_server/include/test_server.hrl"). -%%---------------------------------------------------------------------- -%% The following directory structure is assumed: -%% cwd __________________________________________ -%% | \ \ \ \ \ \ \ -%% a b cc d f d1 compile_beam_____ otp_6115 -%% | \ \ \ \ \ \ \ -%% e crypt v w x d f1 f2 -%% | -%% y -%%---------------------------------------------------------------------- - suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> NoStartStop = [eif,otp_5305,otp_5418,otp_7095,otp_8273, otp_8340,otp_8188,compile_beam_opts,eep37, - analyse_no_beam, line_0], + analyse_no_beam, line_0, compile_beam_no_file], StartStop = [start, compile, analyse, misc, stop, distribution, reconnect, die_and_reconnect, dont_reconnect_after_stop, stop_node_after_disconnect, @@ -778,8 +751,8 @@ distribution_performance(Config) -> %% [{ok,_} = cover:compile_beam(Mod) || Mod <- Mods] %% end, CFun = fun() -> cover:compile_beam(Mods) end, - {CT,CA} = timer:tc(CFun), -% erlang:display(CA), + {CT,_CA} = timer:tc(CFun), +% erlang:display(_CA), erlang:display({compile,CT}), {SNT,_} = timer:tc(fun() -> {ok,[N1]} = cover:start(nodes()) end), @@ -799,7 +772,7 @@ distribution_performance(Config) -> % Fun = fun() -> cover:reset() end, - {AT,A} = timer:tc(Fun), + {AT,_A} = timer:tc(Fun), erlang:display({analyse,AT}), % erlang:display(lists:sort([X || X={_MFA,N} <- lists:append([L || {ok,L}<-A]), N=/=0])), @@ -1746,6 +1719,32 @@ line_0(Config) -> ok. +%% OTP-13200: Return error instead of crashing when trying to compile +%% a beam which has no 'file' attribute. +compile_beam_no_file(Config) -> + PrivDir = ?config(priv_dir,Config), + Dir = filename:join(PrivDir,"compile_beam_no_file"), + ok = filelib:ensure_dir(filename:join(Dir,"*")), + code:add_patha(Dir), + Str = lists:concat( + ["-module(nofile).\n" + "-compile(export_all).\n" + "foo() -> ok.\n"]), + TT = do_scan(Str), + Forms = [ begin {ok,Y} = erl_parse:parse_form(X),Y end || X <- TT ], + {ok,_,Bin} = compile:forms(Forms,[debug_info]), + BeamFile = filename:join(Dir,"nofile.beam"), + ok = file:write_file(BeamFile,Bin), + {error,{no_file_attribute,BeamFile}} = cover:compile_beam(nofile), + [{error,{no_file_attribute,BeamFile}}] = cover:compile_beam_directory(Dir), + ok. + +do_scan([]) -> + []; +do_scan(Str) -> + {done,{ok,T,_},C} = erl_scan:tokens([],Str,0), + [ T | do_scan(C) ]. + %%--Auxiliary------------------------------------------------------------ diff --git a/lib/tools/test/cover_SUITE_data/cc.erl b/lib/tools/test/cover_SUITE_data/cc.erl index 587bdbe493..7eb165ef8a 100644 --- a/lib/tools/test/cover_SUITE_data/cc.erl +++ b/lib/tools/test/cover_SUITE_data/cc.erl @@ -1,88 +1,17 @@ -module(cc). --export([epp/1, epp/2, dbg/1, dbg/2, cvr/1, cvr/2]). --export([p/2, pp/2]). +-compile(export_all). -%% epp(Module) - Creates Module.epp which contains all forms of Module -%% as obtained by using epp. -%% -%% dbg(Module) - Creates Module.dbg which contains all forms of Module -%% as obtained by using beam_lib:chunks/2. -%% -%% cvr(Module) - Creates Module.cvr which contains all forms of Module -%% as obtained by using cover:transform/3. -%% +%% This is a dummy module used only for cover compiling. The content +%% of this module has no meaning for the test. -epp(Module) -> - epp(Module, p). -epp(Module, P) -> - File = atom_to_list(Module)++".erl", - {ok,Cwd} = file:get_cwd(), - {ok, Fd1} = epp:open(File, [Cwd], []), - {ok, Fd2} = file:open(atom_to_list(Module)++".epp", write), +foo() -> + T = erlang:time(), + spawn(fun() -> bar(T) end). - epp(Fd1, Fd2, P), - - epp:close(Fd1), - file:close(Fd2), - ok. - -epp(Fd1, Fd2, P) -> - case epp:parse_erl_form(Fd1) of - {ok, {attribute,Line,Attr,Data}} -> - epp(Fd1, Fd2, P); - {ok, Form} when P==p -> - io:format(Fd2, "~p.~n", [Form]), - epp(Fd1, Fd2, P); - {ok, Form} when P==pp -> - io:format(Fd2, "~p.~n", [erl_pp:form(Form)]), - epp(Fd1, Fd2, P); - {eof, Line} -> - ok - end. - -cvr(Module) -> - cvr(Module, p). -cvr(Module, P) -> - case beam_lib:chunks(Module, [abstract_code]) of - {ok, {Module, [{abstract_code, no_abstract_code}]}} -> - {error, {no_debug_info,Module}}; - {ok, {Module, [{abstract_code, {Vsn, Forms}}]}} -> - Vars = {vars,Module,Vsn, [], - undefined, undefined, undefined, undefined, undefined, - undefined, - false}, - {ok, TForms, _Vars2} = cover:transform(Forms, [], Vars), - File = atom_to_list(Module)++".cvr", - apply(?MODULE, P, [File, TForms]); - Error -> - Error +bar(T) -> + receive + X -> + T1 = erlang:time(), + io:format("received ~p at ~p. Last time: ~p~n",[X,T1,T]), + bar(T1) end. - -dbg(Module) -> - dbg(Module, p). -dbg(Module, P) -> - case beam_lib:chunks(Module, [abstract_code]) of - {ok, {Module, [{abstract_code, no_abstract_code}]}} -> - {error, {no_debug_info,Module}}; - {ok, {Module, [{abstract_code, {Vsn, Forms}}]}} -> - File = atom_to_list(Module)++".dbg", - apply(?MODULE, P, [File, Forms]); - Error -> - Error - end. - -p(File, Forms) -> - {ok, Fd} = file:open(File, write), - lists:foreach(fun(Form) -> - io:format(Fd, "~p.~n", [Form]) - end, - Forms), - file:close(Fd). - -pp(File, Forms) -> - {ok, Fd} = file:open(File, write), - lists:foreach(fun(Form) -> - io:format(Fd, "~s", [erl_pp:form(Form)]) - end, - Forms), - file:close(Fd). |