From 130f34e9dece00f9f0ff785921cdded1914b69de Mon Sep 17 00:00:00 2001
From: Tuncer Ayaz
Date: Fri, 19 Aug 2011 17:35:45 +0200
Subject: systools: add warnings_as_errors option
---
lib/sasl/doc/src/systools.xml | 10 ++-
lib/sasl/src/systools_lib.erl | 7 +-
lib/sasl/src/systools_make.erl | 174 ++++++++++++++++++++++++---------------
lib/sasl/src/systools_relup.erl | 68 ++++++++++-----
lib/sasl/test/systools_SUITE.erl | 41 ++++++++-
5 files changed, 206 insertions(+), 94 deletions(-)
(limited to 'lib')
diff --git a/lib/sasl/doc/src/systools.xml b/lib/sasl/doc/src/systools.xml
index 883c9c372b..8c1c327d74 100644
--- a/lib/sasl/doc/src/systools.xml
+++ b/lib/sasl/doc/src/systools.xml
@@ -45,7 +45,8 @@
Name = string()
UpFrom = DownTo = [Name | {Name,Descr}]
Descr = term()
- Opt = {path,[Dir]} | restart_emulator | silent | noexec | {outdir,Dir}
+ Opt = {path,[Dir]} | restart_emulator | silent | noexec | {outdir,Dir}
+ | warnings_as_errors
Dir = string()
Result = ok | error | {ok,Relup,Module,Warnings} | {error,Module,Error}
Relup - see relup(4)
@@ -122,6 +123,8 @@
If the option noexec is provided, the function returns
the same values as for silent but no relup file
is created.
+ If the option warnings_as_errors is provided, warnings
+ are treated as errors.
@@ -130,7 +133,8 @@
Generate a boot script .script/.boot.
Name = string()
- Opt = src_tests | {path,[Dir]} | local | {variables,[Var]} | exref | {exref,[App]}] | silent | {outdir,Dir}
+ Opt = src_tests | {path,[Dir]} | local | {variables,[Var]} | exref | {exref,[App]}]
+ | silent | {outdir,Dir} | warnings_as_errors
Dir = string()
Var = {VarName,Prefix}
VarName = Prefix = string()
@@ -232,6 +236,8 @@
Warnings and errors can be converted to strings by calling
Module:format_warning(Warnings) or
Module:format_error(Error).
+ If the option warnings_as_errors is provided, warnings
+ are treated as errors.
diff --git a/lib/sasl/src/systools_lib.erl b/lib/sasl/src/systools_lib.erl
index f951647b79..1b6ea125d9 100644
--- a/lib/sasl/src/systools_lib.erl
+++ b/lib/sasl/src/systools_lib.erl
@@ -24,7 +24,7 @@
%%
-export([file_term2binary/2, read_term/1, read_term_from_stream/2,
- get_dirs/1, get_path/1]).
+ get_dirs/1, get_path/1, werror/2]).
-include_lib("kernel/include/file.hrl").
@@ -219,6 +219,7 @@ flat([H|T], Ack) ->
flat(T, [H|Ack]);
flat([], Ack) ->
lists:reverse(Ack).
-
-
+
+werror(Options, Warnings) ->
+ lists:member(warnings_as_errors, Options) andalso Warnings =/= [].
diff --git a/lib/sasl/src/systools_make.erl b/lib/sasl/src/systools_make.erl
index 5dc83e7b2a..7f400f5cce 100644
--- a/lib/sasl/src/systools_make.erl
+++ b/lib/sasl/src/systools_make.erl
@@ -44,10 +44,12 @@
%%-----------------------------------------------------------------
%% Create a boot script from a release file.
-%% Options is a list of {path, Path} | silent | local where path sets
-%% the search path, silent supresses error message printing on console,
-%% local generates a script with references to the directories there
-%% the applications are found.
+%% Options is a list of {path, Path} | silent | local
+%% | warnings_as_errors
+%% where path sets the search path, silent supresses error message
+%% printing on console, local generates a script with references
+%% to the directories there the applications are found,
+%% and warnings_as_errors treats warnings as errors.
%%
%% New options: {path,Path} can contain wildcards
%% src_tests
@@ -85,11 +87,16 @@ make_script(RelName, Output, Flags) when is_list(RelName),
ModTestP = {member(src_tests, Flags),xref_p(Flags)},
case get_release(RelName, Path, ModTestP, machine(Flags)) of
{ok, Release, Appls, Warnings} ->
- case generate_script(Output,Release,Appls,Flags) of
- ok ->
+ case systools_lib:werror(Flags, Warnings) of
+ true ->
return(ok,Warnings,Flags);
- Error ->
- return(Error,Warnings,Flags)
+ false ->
+ case generate_script(Output,Release,Appls,Flags) of
+ ok ->
+ return(ok,Warnings,Flags);
+ Error ->
+ return(Error,Warnings,Flags)
+ end
end;
Error ->
return(Error,[],Flags)
@@ -130,10 +137,21 @@ get_outdir(Flags) ->
return(ok,Warnings,Flags) ->
case member(silent,Flags) of
true ->
- {ok,?MODULE,Warnings};
+ case systools_lib:werror(Flags, Warnings) of
+ true ->
+ error;
+ false ->
+ {ok,?MODULE,Warnings}
+ end;
_ ->
- io:format("~s",[format_warning(Warnings)]),
- ok
+ case member(warnings_as_errors,Flags) of
+ true ->
+ io:format("~s",[format_warning(Warnings, true)]),
+ error;
+ false ->
+ io:format("~s",[format_warning(Warnings)]),
+ ok
+ end
end;
return({error,Mod,Error},_,Flags) ->
case member(silent,Flags) of
@@ -1833,78 +1851,89 @@ get_flag(_,_) -> false.
%% Check Options for make_script
check_args_script(Args) ->
cas(Args,
- {undef, undef, undef, undef, undef, undef, undef, undef, []}).
+ {undef, undef, undef, undef, undef, undef, undef, undef,
+ undef, []}).
-cas([], {_Path,_Sil,_Loc,_Test,_Var,_Mach,_Xref,_XrefApps, X}) ->
+cas([], {_Path,_Sil,_Loc,_Test,_Var,_Mach,_Xref,_XrefApps,_Werror, X}) ->
X;
%%% path ---------------------------------------------------------------
-cas([{path, P} | Args], {Path, Sil, Loc, Test, Var, Mach,
- Xref, XrefApps, X}) when is_list(P) ->
+cas([{path, P} | Args], {Path, Sil, Loc, Test, Var, Mach, Xref,
+ XrefApps, Werror, X}) when is_list(P) ->
case check_path(P) of
ok ->
- cas(Args, {P, Sil, Loc, Test, Var, Mach, Xref, XrefApps,X});
+ cas(Args, {P, Sil, Loc, Test, Var, Mach, Xref, XrefApps,
+ Werror, X});
error ->
cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps,
- X++[{path,P}]})
+ Werror, X++[{path,P}]})
end;
%%% silent -------------------------------------------------------------
-cas([silent | Args], {Path, _Sil, Loc, Test, Var, Mach,
- Xref, XrefApps, X}) ->
- cas(Args, {Path, silent, Loc, Test, Var, Mach, Xref, XrefApps, X});
+cas([silent | Args], {Path, _Sil, Loc, Test, Var, Mach, Xref,
+ XrefApps, Werror, X}) ->
+ cas(Args, {Path, silent, Loc, Test, Var, Mach, Xref, XrefApps,
+ Werror, X});
%%% local --------------------------------------------------------------
-cas([local | Args], {Path, Sil, _Loc, Test, Var, Mach,
- Xref, XrefApps, X}) ->
- cas(Args, {Path, Sil, local, Test, Var, Mach, Xref, XrefApps, X});
+cas([local | Args], {Path, Sil, _Loc, Test, Var, Mach, Xref,
+ XrefApps, Werror, X}) ->
+ cas(Args, {Path, Sil, local, Test, Var, Mach, Xref, XrefApps,
+ Werror, X});
%%% src_tests -------------------------------------------------------
-cas([src_tests | Args], {Path, Sil, Loc, _Test, Var, Mach,
- Xref, XrefApps, X}) ->
+cas([src_tests | Args], {Path, Sil, Loc, _Test, Var, Mach, Xref,
+ XrefApps, Werror, X}) ->
cas(Args,
- {Path, Sil, Loc, src_tests, Var, Mach, Xref, XrefApps,X});
+ {Path, Sil, Loc, src_tests, Var, Mach, Xref, Werror, XrefApps,X});
%%% variables ----------------------------------------------------------
-cas([{variables, V} | Args], {Path, Sil, Loc, Test, Var, Mach,
- Xref, XrefApps, X}) when is_list(V) ->
+cas([{variables, V} | Args], {Path, Sil, Loc, Test, Var, Mach, Xref,
+ XrefApps, Werror, X}) when is_list(V) ->
case check_vars(V) of
ok ->
cas(Args,
- {Path, Sil, Loc, Test, V, Mach, Xref, XrefApps, X});
+ {Path, Sil, Loc, Test, V, Mach, Xref, XrefApps, Werror, X});
error ->
cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps,
- X++[{variables, V}]})
+ Werror, X++[{variables, V}]})
end;
%%% machine ------------------------------------------------------------
-cas([{machine, M} | Args], {Path, Sil, Loc, Test, Var, Mach,
- Xref, XrefApps, X}) when is_atom(M) ->
- cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, X});
+cas([{machine, M} | Args], {Path, Sil, Loc, Test, Var, Mach, Xref,
+ XrefApps, Werror, X}) when is_atom(M) ->
+ cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, Werror, X});
%%% exref --------------------------------------------------------------
-cas([exref | Args], {Path, Sil, Loc, Test, Var, Mach,
- _Xref, XrefApps, X}) ->
- cas(Args, {Path, Sil, Loc, Test, Var, Mach, exref, XrefApps, X});
+cas([exref | Args], {Path, Sil, Loc, Test, Var, Mach, _Xref,
+ XrefApps, Werror, X}) ->
+ cas(Args, {Path, Sil, Loc, Test, Var, Mach, exref, XrefApps, Werror, X});
%%% exref Apps ---------------------------------------------------------
-cas([{exref, Apps} | Args], {Path, Sil, Loc, Test, Var, Mach,
- Xref, XrefApps, X}) when is_list(Apps) ->
+cas([{exref, Apps} | Args], {Path, Sil, Loc, Test, Var, Mach, Xref,
+ XrefApps, Werror, X}) when is_list(Apps) ->
case check_apps(Apps) of
ok ->
cas(Args, {Path, Sil, Loc, Test, Var, Mach,
- Xref, Apps, X});
+ Xref, Apps, Werror, X});
error ->
cas(Args, {Path, Sil, Loc, Test, Var, Mach,
- Xref, XrefApps, X++[{exref, Apps}]})
+ Xref, XrefApps, Werror, X++[{exref, Apps}]})
end;
%%% outdir Dir ---------------------------------------------------------
-cas([{outdir, Dir} | Args], {Path, Sil, Loc, Test, Var, Mach,
- Xref, XrefApps, X}) when is_list(Dir) ->
- cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, X});
+cas([{outdir, Dir} | Args], {Path, Sil, Loc, Test, Var, Mach, Xref,
+ XrefApps, Werror, X}) when is_list(Dir) ->
+ cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, Werror, X});
%%% otp_build (secret, not documented) ---------------------------------
-cas([otp_build | Args], {Path, Sil, Loc, Test, Var, Mach,
- Xref, XrefApps, X}) ->
- cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, X});
+cas([otp_build | Args], {Path, Sil, Loc, Test, Var, Mach, Xref,
+ XrefApps, Werror, X}) ->
+ cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, Werror, X});
%%% no_module_tests (kept for backwards compatibility, but ignored) ----
-cas([no_module_tests | Args], {Path, Sil, Loc, Test, Var, Mach,
- Xref, XrefApps, X}) ->
- cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps,X});
+cas([no_module_tests | Args], {Path, Sil, Loc, Test, Var, Mach, Xref,
+ XrefApps, Werror, X}) ->
+ cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, Werror, X});
+%%% warnings_as_errors (kept for backwards compatibility, but ignored) ----
+cas([warnings_as_errors | Args], {Path, Sil, Loc, Test, Var, Mach, Xref,
+ XrefApps, _Werror, X}) ->
+ cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps,
+ warnings_as_errors, X});
%%% ERROR --------------------------------------------------------------
-cas([Y | Args], {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, X}) ->
- cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps,X++[Y]}).
+cas([Y | Args], {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps,
+ Werror, X}) ->
+ cas(Args, {Path, Sil, Loc, Test, Var, Mach, Xref, XrefApps, Werror,
+ X++[Y]}).
@@ -2030,7 +2059,6 @@ check_apps([H|T]) when is_atom(H) ->
check_apps(_) ->
error.
-
%% Format error
format_error(badly_formatted_release) ->
@@ -2144,21 +2172,31 @@ form_tar_err({add, File, Error}) ->
%% Format warning
format_warning(Warnings) ->
- map(fun({warning,W}) -> form_warn(W) end, Warnings).
-
-form_warn({source_not_found,{Mod,_,App,_,_}}) ->
- io_lib:format("*WARNING* ~p: Source code not found: ~p.erl~n",
- [App,Mod]);
-form_warn({{parse_error, File},{_,_,App,_,_}}) ->
- io_lib:format("*WARNING* ~p: Parse error: ~p~n",
- [App,File]);
-form_warn({obj_out_of_date,{Mod,_,App,_,_}}) ->
- io_lib:format("*WARNING* ~p: Object code (~p) out of date~n",[App,Mod]);
-form_warn({exref_undef, Undef}) ->
- F = fun({M,F,A}) ->
- io_lib:format("*WARNING* Undefined function ~p:~p/~p~n",
- [M,F,A])
+ format_warning(Warnings, false).
+
+format_warning(Warnings, Werror) ->
+ Prefix = case Werror of
+ true ->
+ "";
+ false ->
+ "*WARNING* "
+ end,
+ map(fun({warning,W}) -> form_warn(Prefix, W) end, Warnings).
+
+form_warn(Prefix, {source_not_found,{Mod,_,App,_,_}}) ->
+ io_lib:format("~s~p: Source code not found: ~p.erl~n",
+ [Prefix,App,Mod]);
+form_warn(Prefix, {{parse_error, File},{_,_,App,_,_}}) ->
+ io_lib:format("~s~p: Parse error: ~p~n",
+ [Prefix,App,File]);
+form_warn(Prefix, {obj_out_of_date,{Mod,_,App,_,_}}) ->
+ io_lib:format("~s~p: Object code (~p) out of date~n",
+ [Prefix,App,Mod]);
+form_warn(Prefix, {exref_undef, Undef}) ->
+ F = fun({M,F,A}) ->
+ io_lib:format("~sUndefined function ~p:~p/~p~n",
+ [Prefix,M,F,A])
end,
map(F, Undef);
-form_warn(What) ->
- io_lib:format("*WARNING* ~p~n", [What]).
+form_warn(Prefix, What) ->
+ io_lib:format("~s ~p~n", [Prefix,What]).
diff --git a/lib/sasl/src/systools_relup.erl b/lib/sasl/src/systools_relup.erl
index ec5486226c..6d9e922900 100644
--- a/lib/sasl/src/systools_relup.erl
+++ b/lib/sasl/src/systools_relup.erl
@@ -122,7 +122,7 @@
%% rel_filename() = description() = string()
%% Opts = [opt()]
%% opt() = {path, [path()]} | silent | noexec | restart_emulator
-%% | {outdir, string()}
+%% | {outdir, string()} | warnings_as_errors
%% path() = [string()]
%% Ret = ok | error | {ok, Relup, Module, Warnings} | {error, Module, Error}
%%
@@ -139,8 +139,9 @@
%%
%% The option `path' sets search path, `silent' suppresses printing of
%% error messages to the console, `noexec' inhibits the creation of
-%% the output "relup" file, and restart_emulator ensures that the new
-%% emulator is restarted (as the final step).
+%% the output "relup" file, restart_emulator ensures that the new
+%% emulator is restarted (as the final step), and `warnings_as_errors'
+%% treats warnings as errors.
%% ----------------------------------------------------------------
mk_relup(TopRelFile, BaseUpRelDcs, BaseDnRelDcs) ->
mk_relup(TopRelFile, BaseUpRelDcs, BaseDnRelDcs, []).
@@ -153,14 +154,29 @@ mk_relup(TopRelFile, BaseUpRelDcs, BaseDnRelDcs, Opts) ->
{false, false} ->
case R of
{ok, _Res, _Mod, Ws} ->
- print_warnings(Ws),
- ok;
+ print_warnings(Ws, Opts),
+ case systools_lib:werror(Opts, Ws) of
+ true ->
+ error;
+ false ->
+ ok
+ end;
Other ->
print_error(Other),
error
end;
- _ ->
- R
+ _ ->
+ case R of
+ {ok, _Res, _Mod, Ws} ->
+ case systools_lib:werror(Opts, Ws) of
+ true ->
+ error;
+ false ->
+ R
+ end;
+ R ->
+ R
+ end
end;
BadArg ->
erlang:error({badarg, BadArg})
@@ -195,7 +211,12 @@ do_mk_relup(TopRelFile, BaseUpRelDcs, BaseDnRelDcs, Path, Opts) ->
{Dn, Ws2} = foreach_baserel_dn(TopRel, TopApps, BaseDnRelDcs,
Path, Opts, Ws1),
Relup = {TopRel#release.vsn, Up, Dn},
- write_relup_file(Relup, Opts),
+ case systools_lib:werror(Opts, Ws2) of
+ true ->
+ ok;
+ false ->
+ write_relup_file(Relup, Opts)
+ end,
{ok, Relup, ?MODULE, Ws2};
Other ->
throw(Other)
@@ -527,20 +548,29 @@ format_error(Error) ->
io:format("~p~n", [Error]).
-print_warnings(Ws) when is_list(Ws) ->
- lists:foreach(fun(W) -> print_warning(W) end, Ws);
-print_warnings(W) ->
- print_warning(W).
+print_warnings(Ws, Opts) when is_list(Ws) ->
+ lists:foreach(fun(W) -> print_warning(W, Opts) end, Ws);
+print_warnings(W, Opts) ->
+ print_warning(W, Opts).
-print_warning(W) ->
- S = format_warning(W),
+print_warning(W, Opts) ->
+ Prefix = case lists:member(warnings_as_errors, Opts) of
+ true ->
+ "";
+ false ->
+ "*WARNING* "
+ end,
+ S = format_warning(Prefix, W),
io:format("~s", [S]).
-format_warning({erts_vsn_changed, {Rel1, Rel2}}) ->
- io_lib:format("*WARNING* The ERTS version changed between ~p and ~p~n",
- [Rel1, Rel2]);
-format_warning(What) ->
- io_lib:format("*WARNING* ~p~n",[What]).
+format_warning(W) ->
+ format_warning("*WARNING* ", W).
+
+format_warning(Prefix, {erts_vsn_changed, {Rel1, Rel2}}) ->
+ io_lib:format("~sThe ERTS version changed between ~p and ~p~n",
+ [Prefix, Rel1, Rel2]);
+format_warning(Prefix, What) ->
+ io_lib:format("~s~p~n",[Prefix, What]).
get_reason({error, {open, _, _}}) -> open;
diff --git a/lib/sasl/test/systools_SUITE.erl b/lib/sasl/test/systools_SUITE.erl
index 539f6de99d..e352247d44 100644
--- a/lib/sasl/test/systools_SUITE.erl
+++ b/lib/sasl/test/systools_SUITE.erl
@@ -396,6 +396,7 @@ src_tests_script(Config) when is_list(Config) ->
?line PSAVE = code:get_path(), % Save path
?line {LatestDir, LatestName} = create_script(latest,Config),
+ ?line BootFile = LatestName ++ ".boot",
?line DataDir = filename:absname(?copydir),
?line LibDir = fname([DataDir, d_missing_src, lib]),
@@ -416,14 +417,32 @@ src_tests_script(Config) when is_list(Config) ->
?line Erl2 = filename:join([P1,"..","src","db2.erl"]),
?line file:delete(Erl2),
- %% Then make script - two warnings should be issued when
- %% src_tests is given
+ %% Then make script
+
+ %% .boot file should not exist
+ ?line ok = file:delete(BootFile),
+ ?line false = filelib:is_regular(BootFile),
+ %% With warnings_as_errors and src_tests option, an error should be issued
+ ?line error =
+ systools:make_script(LatestName, [silent, {path, N}, src_tests,
+ warnings_as_errors]),
+ ?line error =
+ systools:make_script(LatestName, [{path, N}, src_tests,
+ warnings_as_errors]),
+
+ %% due to warnings_as_errors .boot file should still not exist
+ ?line false = filelib:is_regular(BootFile),
+
+ %% Two warnings should be issued when src_tests is given
%% 1. old object code for db1.beam
%% 2. missing source code for db2.beam
?line {ok, _, [{warning,{obj_out_of_date,_}},
{warning,{source_not_found,_}}]} =
systools:make_script(LatestName, [silent, {path, N}, src_tests]),
+ %% .boot file should exist now
+ ?line true = filelib:is_regular(BootFile),
+
%% Without the src_tests option, no warning should be issued
?line {ok, _, []} =
systools:make_script(LatestName, [silent, {path, N}]),
@@ -1150,6 +1169,21 @@ normal_relup(Config) when is_list(Config) ->
[{path, P}, silent]),
?line ok = check_relup([{db, "2.1"}], [{db, "1.0"}]),
+ %% file should not be written if warnings_as_errors is enabled.
+ %% delete before running tests.
+ ?line ok = file:delete("relup"),
+
+ %% Check that warnings are treated as errors
+ ?line error =
+ systools:make_relup(LatestName, [LatestName2], [LatestName1],
+ [{path, P}, warnings_as_errors]),
+ ?line error =
+ systools:make_relup(LatestName, [LatestName2], [LatestName1],
+ [{path, P}, silent, warnings_as_errors]),
+
+ %% relup file should not exist
+ ?line false = filelib:is_regular("relup"),
+
%% Check that warnings get through
?line ok = systools:make_relup(LatestName, [LatestName2], [LatestName1],
[{path, P}]),
@@ -1159,6 +1193,9 @@ normal_relup(Config) when is_list(Config) ->
[{path, P}, silent]),
?line ok = check_relup([{fe, "3.1"}, {db, "2.1"}], [{db, "1.0"}]),
+ %% relup file should exist now
+ ?line true = filelib:is_regular("relup"),
+
?line ok = file:set_cwd(OldDir),
ok.
--
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