diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/erl_docgen/priv/xsl/db_html.xsl | 62 | ||||
| -rw-r--r-- | lib/sasl/doc/src/systools.xml | 4 | ||||
| -rw-r--r-- | lib/sasl/src/systools_make.erl | 94 | ||||
| -rw-r--r-- | lib/sasl/test/systools_SUITE.erl | 125 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/supervisor.xml | 13 | ||||
| -rw-r--r-- | lib/stdlib/src/supervisor.erl | 12 | ||||
| -rw-r--r-- | lib/stdlib/test/supervisor_SUITE.erl | 65 |
7 files changed, 302 insertions, 73 deletions
diff --git a/lib/erl_docgen/priv/xsl/db_html.xsl b/lib/erl_docgen/priv/xsl/db_html.xsl index bdef7bfd3d..3f662327e6 100644 --- a/lib/erl_docgen/priv/xsl/db_html.xsl +++ b/lib/erl_docgen/priv/xsl/db_html.xsl @@ -1854,18 +1854,24 @@ <xsl:choose> <xsl:when test="string-length($filepart) > 0"> - <xsl:variable name="modulepart"><xsl:value-of select="substring-before($filepart, ':')"/></xsl:variable> + <!-- "Filepart#Linkpart" (or "Filepart#") --> + <xsl:variable name="app_part"><xsl:value-of select="substring-before($filepart, ':')"/></xsl:variable> <xsl:choose> - <xsl:when test="string-length($modulepart) > 0"> - <xsl:variable name="filepart1"><xsl:value-of select="substring-after($filepart, ':')"/></xsl:variable> - <span class="bold_code"><a href="javascript:erlhref('{$topdocdir}/../','{$modulepart}','{$filepart1}.html#{$linkpart}');"><xsl:apply-templates/></a></span> + <xsl:when test="string-length($app_part) > 0"> + <!-- "AppPart:ModPart#Linkpart" --> + <xsl:variable name="mod_part"><xsl:value-of select="substring-after($filepart, ':')"/></xsl:variable> + <span class="bold_code"><a href="javascript:erlhref('{$topdocdir}/../','{$app_part}','{$mod_part}.html#{$linkpart}');"><xsl:apply-templates/></a></span> </xsl:when> <xsl:otherwise> + <!-- "Filepart#Linkpart (there is no ':' in Filepart) --> + <xsl:variable name="minus_prefix" + select="substring-before($linkpart, '-')"/> <xsl:choose> - <!-- Dialyzer seealso (the application is unknown) --> - <xsl:when test="string-length($specs_file) > 0 + <xsl:when test="$minus_prefix = 'type' + and string-length($specs_file) > 0 and count($i/specs/module[@name=$filepart]) = 0"> - <!-- Deemed to slow; use key() instead + <!-- Dialyzer seealso (the application is unknown) --> + <!-- Following code deemed too slow; use key() instead <xsl:variable name="app" select="$m2a/mod2app/module[@name=$filepart]"/> --> @@ -1877,41 +1883,45 @@ <span class="bold_code"><a href="javascript:erlhref('{$topdocdir}/../','{$app}','{$filepart}.html#{$linkpart}');"><xsl:value-of select="$this"/></a></span> </xsl:when> <xsl:otherwise> - <!-- Unknown application; no link --> - <xsl:value-of select="$this"/> + <!-- Unknown application --> + <xsl:message terminate="yes"> + Error <xsl:value-of select="$filepart"/>: cannot find module exporting type + </xsl:message> </xsl:otherwise> </xsl:choose> </xsl:for-each> </xsl:when> <xsl:when test="string-length($linkpart) > 0"> + <!-- Still Filepart#Linkpart (there is no ':' in Filepart --> <span class="bold_code"><a href="{$filepart}.html#{$linkpart}"><xsl:apply-templates/></a></span> </xsl:when> <xsl:otherwise> + <!-- "Filepart#" (there is no ':' in Filepart --> <span class="bold_code"><a href="{$filepart}.html"><xsl:apply-templates/></a></span> </xsl:otherwise> </xsl:choose> </xsl:otherwise> </xsl:choose> + </xsl:when> <!-- string-length($filepart) > 0 --> + <xsl:when test="string-length($linkpart) > 0"> + <!-- "#Linkpart" --> + <span class="bold_code"><a href="#{$linkpart}"><xsl:apply-templates/></a></span> </xsl:when> <xsl:otherwise> - <xsl:choose> - <xsl:when test="string-length($linkpart) > 0"> - <span class="bold_code"><a href="#{$linkpart}"><xsl:apply-templates/></a></span> - </xsl:when> - <xsl:otherwise> - <xsl:variable name="modulepart"><xsl:value-of select="substring-before(@marker, ':')"/></xsl:variable> + <!-- "AppPart:Mod" or "Mod" (there is no '#') --> + <xsl:variable name="app_part"><xsl:value-of select="substring-before(@marker, ':')"/></xsl:variable> - <xsl:choose> - <xsl:when test="string-length($modulepart) > 0"> - <xsl:variable name="filepart1"><xsl:value-of select="substring-after(@marker, ':')"/></xsl:variable> - <span class="bold_code"><a href="javascript:erlhref('{$topdocdir}/../','{$modulepart}','{$filepart1}.html');"><xsl:apply-templates/></a></span> - </xsl:when> - <xsl:otherwise> - <span class="bold_code"><a href="{@marker}.html"><xsl:apply-templates/></a></span> - </xsl:otherwise> - </xsl:choose> - </xsl:otherwise> - </xsl:choose> + <xsl:choose> + <xsl:when test="string-length($app_part) > 0"> + <!-- "App:Mod" --> + <xsl:variable name="mod_part"><xsl:value-of select="substring-after(@marker, ':')"/></xsl:variable> + <span class="bold_code"><a href="javascript:erlhref('{$topdocdir}/../','{$app_part}','{$mod_part}.html');"><xsl:apply-templates/></a></span> + </xsl:when> + <xsl:otherwise> + <!-- "Mod" --> + <span class="bold_code"><a href="{@marker}.html"><xsl:apply-templates/></a></span> + </xsl:otherwise> + </xsl:choose> </xsl:otherwise> </xsl:choose> diff --git a/lib/sasl/doc/src/systools.xml b/lib/sasl/doc/src/systools.xml index 32c2149a8d..84fed0a25f 100644 --- a/lib/sasl/doc/src/systools.xml +++ b/lib/sasl/doc/src/systools.xml @@ -196,6 +196,10 @@ <p>The applications are sorted according to the dependencies between the applications. Where there are no dependencies, the order in the <c>.rel</c> file is kept.</p> + <p>The function will fail if the mandatory + applications <c>kernel</c> and <c>stdlib</c> are not + included in the <c>.rel</c> file and have start + type <c>permanent</c> (default).</p> <p>If <c>sasl</c> is not included as an application in the <c>.rel</c> file, a warning is emitted because such a release can not be used in an upgrade. To turn off this diff --git a/lib/sasl/src/systools_make.erl b/lib/sasl/src/systools_make.erl index 8fd90c50f9..12ba2a5476 100644 --- a/lib/sasl/src/systools_make.erl +++ b/lib/sasl/src/systools_make.erl @@ -463,30 +463,35 @@ check_appl(Appl) -> end, Appl) of [] -> - {ok,Ws} = mandatory_applications(Appl), - {split_app_incl(Appl),Ws}; + {ApplsNoIncls,Incls} = split_app_incl(Appl), + {ok,Ws} = mandatory_applications(ApplsNoIncls,undefined, + undefined,undefined), + {{ApplsNoIncls,Incls},Ws}; Illegal -> throw({error, {illegal_applications,Illegal}}) end. -mandatory_applications(Appl) -> - AppNames = map(fun(AppT) -> element(1, AppT) end, - Appl), - Mand = mandatory_applications(), - case filter(fun(X) -> member(X, AppNames) end, Mand) of - Mand -> - case member(sasl,AppNames) of - true -> - {ok,[]}; - _ -> - {ok, [{warning,missing_sasl}]} - end; - _ -> - throw({error, {missing_mandatory_app, Mand}}) - end. - -mandatory_applications() -> - [kernel, stdlib]. +mandatory_applications([{kernel,_,Type}|Apps],undefined,Stdlib,Sasl) -> + mandatory_applications(Apps,Type,Stdlib,Sasl); +mandatory_applications([{stdlib,_,Type}|Apps],Kernel,undefined,Sasl) -> + mandatory_applications(Apps,Kernel,Type,Sasl); +mandatory_applications([{sasl,_,Type}|Apps],Kernel,Stdlib,undefined) -> + mandatory_applications(Apps,Kernel,Stdlib,Type); +mandatory_applications([_|Apps],Kernel,Stdlib,Sasl) -> + mandatory_applications(Apps,Kernel,Stdlib,Sasl); +mandatory_applications([],Type,_,_) when Type=/=permanent -> + error_mandatory_application(kernel,Type); +mandatory_applications([],_,Type,_) when Type=/=permanent -> + error_mandatory_application(sasl,Type); +mandatory_applications([],_,_,undefined) -> + {ok, [{warning,missing_sasl}]}; +mandatory_applications([],_,_,_) -> + {ok,[]}. + +error_mandatory_application(App,undefined) -> + throw({error, {missing_mandatory_app, App}}); +error_mandatory_application(App,Type) -> + throw({error, {mandatory_app, App, Type}}). split_app_incl(Appl) -> split_app_incl(Appl, [], []). @@ -1677,6 +1682,7 @@ add_system_files(Tar, RelName, Release, Path1) -> false -> ignore; Relup -> + check_relup(Relup), add_to_tar(Tar, Relup, filename:join(RelVsnDir, "relup")) end, @@ -1684,6 +1690,7 @@ add_system_files(Tar, RelName, Release, Path1) -> false -> ignore; Sys -> + check_sys_config(Sys), add_to_tar(Tar, Sys, filename:join(RelVsnDir, "sys.config")) end, @@ -1700,6 +1707,44 @@ lookup_file(Name, [Dir|Path]) -> lookup_file(_Name, []) -> false. +%% Check that relup can be parsed and has expected format +check_relup(File) -> + case file:consult(File) of + {ok,[{Vsn,UpFrom,DownTo}]} when is_list(Vsn), is_integer(hd(Vsn)), + is_list(UpFrom), is_list(DownTo) -> + ok; + {ok,_} -> + throw({error,{tar_error,{add,"relup",[invalid_format]}}}); + Other -> + throw({error,{tar_error,{add,"relup",[Other]}}}) + end. + +%% Check that sys.config can be parsed and has expected format +check_sys_config(File) -> + case file:consult(File) of + {ok,[SysConfig]} -> + case lists:all(fun({App,KeyVals}) when is_atom(App), + is_list(KeyVals)-> + true; + (OtherConfig) when is_list(OtherConfig), + is_integer(hd(OtherConfig)) -> + true; + (_) -> + false + end, + SysConfig) of + true -> + ok; + false -> + throw({error,{tar_error, + {add,"sys.config",[invalid_format]}}}) + end; + {ok,_} -> + throw({error,{tar_error,{add,"sys.config",[invalid_format]}}}); + Other -> + throw({error,{tar_error,{add,"sys.config",[Other]}}}) + end. + %%______________________________________________________________________ %% Add either a application located under a variable dir or all other %% applications to a tar file. @@ -2187,9 +2232,12 @@ format_error({missing_parameter,Par}) -> format_error({illegal_applications,Names}) -> io_lib:format("Illegal applications in the release file: ~p~n", [Names]); -format_error({missing_mandatory_app,Names}) -> - io_lib:format("Mandatory applications (~p) must be specified in the release file~n", - [Names]); +format_error({missing_mandatory_app,Name}) -> + io_lib:format("Mandatory application ~p must be specified in the release file~n", + [Name]); +format_error({mandatory_app,Name,Type}) -> + io_lib:format("Mandatory application ~p must be of type 'permanent' in the release file. Is '~p'.~n", + [Name,Type]); format_error({duplicate_register,Dups}) -> io_lib:format("Duplicated register names: ~n~s", [map(fun({{Reg,App1,_,_},{Reg,App2,_,_}}) -> diff --git a/lib/sasl/test/systools_SUITE.erl b/lib/sasl/test/systools_SUITE.erl index 43366d8917..4cf7364d74 100644 --- a/lib/sasl/test/systools_SUITE.erl +++ b/lib/sasl/test/systools_SUITE.erl @@ -46,9 +46,11 @@ included_script/1, included_override_script/1, included_fail_script/1, included_bug_script/1, exref_script/1, otp_3065_circular_dependenies/1]). --export([tar_options/1, normal_tar/1, no_mod_vsn_tar/1, variable_tar/1, - src_tests_tar/1, var_tar/1, - exref_tar/1, link_tar/1, otp_9507_path_ebin/1]). +-export([tar_options/1, normal_tar/1, no_mod_vsn_tar/1, system_files_tar/1, + system_files_tar/2, invalid_system_files_tar/1, + invalid_system_files_tar/2, variable_tar/1, + src_tests_tar/1, var_tar/1, exref_tar/1, link_tar/1, + otp_9507_path_ebin/1]). -export([normal_relup/1, restart_relup/1, abnormal_relup/1, no_sasl_relup/1, no_appup_relup/1, bad_appup_relup/1, app_start_type_relup/1, regexp_relup/1]). @@ -80,7 +82,8 @@ groups() -> included_fail_script, included_bug_script, exref_script, otp_3065_circular_dependenies]}, {tar, [], - [tar_options, normal_tar, no_mod_vsn_tar, variable_tar, + [tar_options, normal_tar, no_mod_vsn_tar, system_files_tar, + invalid_system_files_tar, variable_tar, src_tests_tar, var_tar, exref_tar, link_tar, otp_9507_path_ebin]}, {relup, [], [normal_relup, restart_relup, abnormal_relup, no_sasl_relup, @@ -146,7 +149,10 @@ init_per_testcase(_Case, Config) -> Dog = test_server:timetrap(?default_timeout), [{watchdog, Dog}|Config]. -end_per_testcase(_Case, Config) -> +end_per_testcase(Case, Config) -> + try apply(?MODULE,Case,[cleanup,Config]) + catch error:undef -> ok + end, Dog=?config(watchdog, Config), test_server:timetrap_cancel(Dog), case {?config(path,Config),?config(cwd,Config)} of @@ -483,9 +489,17 @@ crazy_script(Config) when is_list(Config) -> ok = file:set_cwd(LatestDir2), error = systools:make_script(LatestName2), - {error, _, {missing_mandatory_app,[kernel,stdlib]}} = + {error, _, {missing_mandatory_app,kernel}} = systools:make_script(LatestName2, [silent,{path,P}]), + %% Run with .rel file with non-permanent kernel + {LatestDir3, LatestName3} = create_script(latest_kernel_start_type, Config), + ok = file:set_cwd(LatestDir3), + + error = systools:make_script(LatestName3), + {error, _, {mandatory_app,kernel,load}} = + systools:make_script(LatestName3, [silent,{path,P}]), + ok = file:set_cwd(OldDir), ok. @@ -756,6 +770,102 @@ no_mod_vsn_tar(Config) when is_list(Config) -> ok = file:set_cwd(OldDir), ok. + +%% make_tar: Check that relup or sys.config are included if they exist +system_files_tar(Config) -> + {ok, OldDir} = file:get_cwd(), + + {LatestDir, LatestName} = create_script(latest,Config), + + DataDir = filename:absname(?copydir), + LibDir = fname([DataDir, d_normal, lib]), + P = [fname([LibDir, 'db-2.1', ebin]), + fname([LibDir, 'fe-3.1', ebin])], + + ok = file:set_cwd(LatestDir), + + %% Add dummy relup and sys.config + ok = file:write_file("sys.config","[].\n"), + ok = file:write_file("relup","{\"LATEST\",[],[]}.\n"), + + {ok, _, _} = systools:make_script(LatestName, [silent, {path, P}]), + ok = systools:make_tar(LatestName, [{path, P}]), + ok = check_tar(fname(["releases","LATEST","sys.config"]), LatestName), + ok = check_tar(fname(["releases","LATEST","relup"]), LatestName), + {ok, _, _} = systools:make_tar(LatestName, [{path, P}, silent]), + ok = check_tar(fname(["releases","LATEST","sys.config"]), LatestName), + ok = check_tar(fname(["releases","LATEST","relup"]), LatestName), + + ok = file:set_cwd(OldDir), + + ok. + +system_files_tar(cleanup,Config) -> + Dir = ?privdir, + file:delete(filename:join(Dir,"sys.config")), + file:delete(filename:join(Dir,"relup")), + ok. + + +%% make_tar: Check that make_tar fails if relup or sys.config exist +%% but do not have valid content +invalid_system_files_tar(Config) -> + {ok, OldDir} = file:get_cwd(), + + {LatestDir, LatestName} = create_script(latest,Config), + + DataDir = filename:absname(?copydir), + LibDir = fname([DataDir, d_normal, lib]), + P = [fname([LibDir, 'db-2.1', ebin]), + fname([LibDir, 'fe-3.1', ebin])], + + ok = file:set_cwd(LatestDir), + + {ok, _, _} = systools:make_script(LatestName, [silent, {path, P}]), + + %% Add dummy relup and sys.config - faulty sys.config + ok = file:write_file("sys.config","[]\n"), %!!! syntax error - missing '.' + ok = file:write_file("relup","{\"LATEST\",[],[]}.\n"), + + error = systools:make_tar(LatestName, [{path, P}]), + {error,_,{tar_error,{add,"sys.config",[{error,_}]}}} = + systools:make_tar(LatestName, [{path, P}, silent]), + + %% Add dummy relup and sys.config - faulty sys.config + ok = file:write_file("sys.config","[x,y].\n"), %!!! faulty format + ok = file:write_file("relup","{\"LATEST\",[],[]}.\n"), + + error = systools:make_tar(LatestName, [{path, P}]), + {error,_,{tar_error,{add,"sys.config",[invalid_format]}}} = + systools:make_tar(LatestName, [{path, P}, silent]), + + %% Add dummy relup and sys.config - faulty relup + ok = file:write_file("sys.config","[]\n"), + ok = file:write_file("relup","{\"LATEST\"\n"), %!!! syntax error - truncated + + error = systools:make_tar(LatestName, [{path, P}]), + {error,_,{tar_error,{add,"relup",[{error,_}]}}} = + systools:make_tar(LatestName, [{path, P}, silent]), + + %% Add dummy relup and sys.config - faulty relup + ok = file:write_file("sys.config","[]\n"), + ok = file:write_file("relup","[].\n"), %!!! faulty format + + error = systools:make_tar(LatestName, [{path, P}]), + {error,_,{tar_error,{add,"relup",[invalid_format]}}} = + systools:make_tar(LatestName, [{path, P}, silent]), + + ok = file:set_cwd(OldDir), + + ok. + +invalid_system_files_tar(cleanup,Config) -> + Dir = ?privdir, + file:delete(filename:join(Dir,"sys.config")), + file:delete(filename:join(Dir,"relup")), + ok. + + %% make_tar: Use variable and create separate tar (included in generated tar). variable_tar(Config) when is_list(Config) -> {ok, OldDir} = file:get_cwd(), @@ -1915,6 +2025,9 @@ create_script(latest_small2,Config) -> create_script(latest_nokernel,Config) -> Apps = [{db,"2.1"},{fe,"3.1"}], do_create_script(latest_nokernel,Config,"4.4",Apps); +create_script(latest_kernel_start_type,Config) -> + Apps = [{kernel,"1.0",load},{db,"2.1"},{fe,"3.1"}], + do_create_script(latest_kernel_start_type,Config,"4.4",Apps); create_script(latest_app_start_type1,Config) -> Apps = core_apps(current), do_create_script(latest_app_start_type1,Config,current,Apps); diff --git a/lib/stdlib/doc/src/supervisor.xml b/lib/stdlib/doc/src/supervisor.xml index cddb55e5c5..33a7f5bb6a 100644 --- a/lib/stdlib/doc/src/supervisor.xml +++ b/lib/stdlib/doc/src/supervisor.xml @@ -127,25 +127,18 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <p><c>StartFunc</c> defines the function call used to start the child process. It should be a module-function-arguments tuple <c>{M,F,A}</c> used as <c>apply(M,F,A)</c>.</p> - <p> <br></br> -</p> <p>The start function <em>must create and link to</em> the child process, and should return <c>{ok,Child}</c> or <c>{ok,Child,Info}</c> where <c>Child</c> is the pid of the child process and <c>Info</c> an arbitrary term which is ignored by the supervisor.</p> - <p> <br></br> -</p> <p>The start function can also return <c>ignore</c> if the child process for some reason cannot be started, in which case - the child specification will be kept by the supervisor but - the non-existing child process will be ignored.</p> - <p> <br></br> -</p> + the child specification will be kept by the supervisor + (unless it is a temporary child) but the non-existing child + process will be ignored.</p> <p>If something goes wrong, the function may also return an error tuple <c>{error,Error}</c>.</p> - <p> <br></br> -</p> <p>Note that the <c>start_link</c> functions of the different behaviour modules fulfill the above requirements.</p> </item> diff --git a/lib/stdlib/src/supervisor.erl b/lib/stdlib/src/supervisor.erl index 42ea42f42e..ac5b078c29 100644 --- a/lib/stdlib/src/supervisor.erl +++ b/lib/stdlib/src/supervisor.erl @@ -270,6 +270,8 @@ start_children(Children, SupName) -> start_children(Children, [], SupName). start_children([Child|Chs], NChildren, SupName) -> case do_start_child(SupName, Child) of + {ok, undefined} when Child#child.restart_type =:= temporary -> + start_children(Chs, NChildren, SupName); {ok, Pid} -> start_children(Chs, [Child#child{pid = Pid}|NChildren], SupName); {ok, Pid, _Extra} -> @@ -325,6 +327,8 @@ handle_call({start_child, EArgs}, _From, State) when ?is_simple(State) -> #child{mfargs = {M, F, A}} = Child, Args = A ++ EArgs, case do_start_child_i(M, F, Args) of + {ok, undefined} when Child#child.restart_type =:= temporary -> + {reply, {ok, undefined}, State}; {ok, Pid} -> NState = save_dynamic_child(Child#child.restart_type, Pid, Args, State), {reply, {ok, Pid}, NState}; @@ -611,12 +615,12 @@ handle_start_child(Child, State) -> case get_child(Child#child.name, State) of false -> case do_start_child(State#state.name, Child) of + {ok, undefined} when Child#child.restart_type =:= temporary -> + {{ok, undefined}, State}; {ok, Pid} -> - {{ok, Pid}, - save_child(Child#child{pid = Pid}, State)}; + {{ok, Pid}, save_child(Child#child{pid = Pid}, State)}; {ok, Pid, Extra} -> - {{ok, Pid, Extra}, - save_child(Child#child{pid = Pid}, State)}; + {{ok, Pid, Extra}, save_child(Child#child{pid = Pid}, State)}; {error, What} -> {{error, {What, Child}}, State} end; diff --git a/lib/stdlib/test/supervisor_SUITE.erl b/lib/stdlib/test/supervisor_SUITE.erl index fa6faa66f2..71b76c093f 100644 --- a/lib/stdlib/test/supervisor_SUITE.erl +++ b/lib/stdlib/test/supervisor_SUITE.erl @@ -34,8 +34,10 @@ %% API tests -export([ sup_start_normal/1, sup_start_ignore_init/1, - sup_start_ignore_child/1, sup_start_error_return/1, - sup_start_fail/1, sup_stop_infinity/1, + sup_start_ignore_child/1, sup_start_ignore_temporary_child/1, + sup_start_ignore_temporary_child_start_child/1, + sup_start_ignore_temporary_child_start_child_simple/1, + sup_start_error_return/1, sup_start_fail/1, sup_stop_infinity/1, sup_stop_timeout/1, sup_stop_brutal_kill/1, child_adm/1, child_adm_simple/1, child_specs/1, extra_return/1]). @@ -85,8 +87,10 @@ all() -> groups() -> [{sup_start, [], [sup_start_normal, sup_start_ignore_init, - sup_start_ignore_child, sup_start_error_return, - sup_start_fail]}, + sup_start_ignore_child, sup_start_ignore_temporary_child, + sup_start_ignore_temporary_child_start_child, + sup_start_ignore_temporary_child_start_child_simple, + sup_start_error_return, sup_start_fail]}, {sup_stop, [], [sup_stop_infinity, sup_stop_timeout, sup_stop_brutal_kill]}, @@ -191,6 +195,59 @@ sup_start_ignore_child(Config) when is_list(Config) -> [2,1,0,2] = get_child_counts(sup_test). %%------------------------------------------------------------------------- +%% Tests what happens if child's init-callback returns ignore for a +%% temporary child when ChildSpec is returned directly from supervisor +%% init callback. +%% Child spec shall NOT be saved!!! +sup_start_ignore_temporary_child(Config) when is_list(Config) -> + process_flag(trap_exit, true), + Child1 = {child1, {supervisor_1, start_child, [ignore]}, + temporary, 1000, worker, []}, + Child2 = {child2, {supervisor_1, start_child, []}, temporary, + 1000, worker, []}, + {ok, _Pid} = start_link({ok, {{one_for_one, 2, 3600}, [Child1,Child2]}}), + + [{child2, CPid2, worker, []}] = supervisor:which_children(sup_test), + true = is_pid(CPid2), + [1,1,0,1] = get_child_counts(sup_test). + +%%------------------------------------------------------------------------- +%% Tests what happens if child's init-callback returns ignore for a +%% temporary child when child is started with start_child/2. +%% Child spec shall NOT be saved!!! +sup_start_ignore_temporary_child_start_child(Config) when is_list(Config) -> + process_flag(trap_exit, true), + {ok, _Pid} = start_link({ok, {{one_for_one, 2, 3600}, []}}), + Child1 = {child1, {supervisor_1, start_child, [ignore]}, + temporary, 1000, worker, []}, + Child2 = {child2, {supervisor_1, start_child, []}, temporary, + 1000, worker, []}, + + {ok, undefined} = supervisor:start_child(sup_test, Child1), + {ok, CPid2} = supervisor:start_child(sup_test, Child2), + + [{child2, CPid2, worker, []}] = supervisor:which_children(sup_test), + [1,1,0,1] = get_child_counts(sup_test). + +%%------------------------------------------------------------------------- +%% Tests what happens if child's init-callback returns ignore for a +%% temporary child when child is started with start_child/2, and the +%% supervisor is simple_one_for_one. +%% Child spec shall NOT be saved!!! +sup_start_ignore_temporary_child_start_child_simple(Config) + when is_list(Config) -> + process_flag(trap_exit, true), + Child1 = {child1, {supervisor_1, start_child, [ignore]}, + temporary, 1000, worker, []}, + {ok, _Pid} = start_link({ok, {{simple_one_for_one, 2, 3600}, [Child1]}}), + + {ok, undefined} = supervisor:start_child(sup_test, []), + {ok, CPid2} = supervisor:start_child(sup_test, []), + + [{undefined, CPid2, worker, []}] = supervisor:which_children(sup_test), + [1,1,0,1] = get_child_counts(sup_test). + +%%------------------------------------------------------------------------- %% Tests what happens if init-callback returns a invalid value. sup_start_error_return(Config) when is_list(Config) -> process_flag(trap_exit, true), |