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%%%----------------------------------------------------------------------
%%% File : rebar.config.script
%%% Author : Evgeniy Khramtsov <ekhramtsov@process-one.net>
%%% Purpose : Rebar build script. Compliant with rebar and rebar3.
%%% Created : 8 May 2013 by Evgeniy Khramtsov <ekhramtsov@process-one.net>
%%%
%%% Copyright (C) 2002-2022 ProcessOne, SARL. All Rights Reserved.
%%%
%%% Licensed under the Apache License, Version 2.0 (the "License");
%%% you may not use this file except in compliance with the License.
%%% You may obtain a copy of the License at
%%%
%%% http://www.apache.org/licenses/LICENSE-2.0
%%%
%%% Unless required by applicable law or agreed to in writing, software
%%% distributed under the License is distributed on an "AS IS" BASIS,
%%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%%% See the License for the specific language governing permissions and
%%% limitations under the License.
%%%
%%%----------------------------------------------------------------------
Cfg = case file:consult(filename:join([filename:dirname(SCRIPT),"vars.config"])) of
{ok, Terms} ->
Terms;
_Err ->
[]
end ++ [{cflags, "-g -O2 -Wall"},
{ldflags, "-lpthread"},
{with_gcov, "false"}],
{cflags, CfgCFlags} = lists:keyfind(cflags, 1, Cfg),
{ldflags, CfgLDFlags} = lists:keyfind(ldflags, 1, Cfg),
{with_gcov, CfgWithGCov} = lists:keyfind(with_gcov, 1, Cfg),
IsRebar3 = case application:get_key(rebar, vsn) of
{ok, VSN} ->
[VSN1 | _] = string:tokens(VSN, "-"),
[Maj|_] = string:tokens(VSN1, "."),
(list_to_integer(Maj) >= 3);
undefined ->
lists:keymember(mix, 1, application:loaded_applications())
end,
SysVer = erlang:system_info(otp_release),
ProcessSingleVar = fun(F, Var, Tail) ->
case F(F, [Var], []) of
[] -> Tail;
[Val] -> [Val | Tail]
end
end,
ProcessVars = fun(_F, [], Acc) ->
lists:reverse(Acc);
(F, [{Type, Ver, Value} | Tail], Acc) when
Type == if_version_above orelse
Type == if_version_below ->
SysVer = erlang:system_info(otp_release),
Include = if Type == if_version_above ->
SysVer > Ver;
true ->
SysVer < Ver
end,
if Include ->
F(F, Tail, ProcessSingleVar(F, Value, Acc));
true ->
F(F, Tail, Acc)
end;
(F, [{Type, Ver, Value, ElseValue} | Tail], Acc) when
Type == if_version_above orelse
Type == if_version_below ->
Include = if Type == if_version_above ->
SysVer > Ver;
true ->
SysVer < Ver
end,
if Include ->
F(F, Tail, ProcessSingleVar(F, Value, Acc));
true ->
F(F, Tail, ProcessSingleVar(F, ElseValue, Acc))
end;
(F, [{Type, Var, Value} | Tail], Acc) when
Type == if_var_true orelse
Type == if_var_false ->
Flag = Type == if_var_true,
case proplists:get_bool(Var, Cfg) of
V when V == Flag ->
F(F, Tail, ProcessSingleVar(F, Value, Acc));
_ ->
F(F, Tail, Acc)
end;
(F, [{Type, Value} | Tail], Acc) when
Type == if_rebar3 orelse
Type == if_not_rebar3 ->
Flag = Type == if_rebar3,
case IsRebar3 == Flag of
true ->
F(F, Tail, ProcessSingleVar(F, Value, Acc));
_ ->
F(F, Tail, Acc)
end;
(F, [{Type, Var, Match, Value} | Tail], Acc) when
Type == if_var_match orelse
Type == if_var_no_match ->
case proplists:get_value(Var, Cfg) of
V when V == Match ->
F(F, Tail, ProcessSingleVar(F, Value, Acc));
_ ->
F(F, Tail, Acc)
end;
(F, [{if_have_fun, MFA, Value} | Tail], Acc) ->
{Mod, Fun, Arity} = MFA,
code:ensure_loaded(Mod),
case erlang:function_exported(Mod, Fun, Arity) of
true ->
F(F, Tail, ProcessSingleVar(F, Value, Acc));
false ->
F(F, Tail, Acc)
end;
(F, [Other1 | Tail1], Acc) ->
F(F, Tail1, [F(F, Other1, []) | Acc]);
(F, Val, Acc) when is_tuple(Val) ->
list_to_tuple(F(F, tuple_to_list(Val), Acc));
(_F, Other2, _Acc) ->
Other2
end,
ModCfg0 = fun(F, Cfg, [Key|Tail], Op, Default) ->
{OldVal,PartCfg} = case lists:keytake(Key, 1, Cfg) of
{value, {_, V1}, V2} -> {V1, V2};
false -> {if Tail == [] -> Default; true -> [] end, Cfg}
end,
case Tail of
[] ->
[{Key, Op(OldVal)} | PartCfg];
_ ->
[{Key, F(F, OldVal, Tail, Op, Default)} | PartCfg]
end
end,
ModCfg = fun(Cfg, Keys, Op, Default) -> ModCfg0(ModCfg0, Cfg, Keys, Op,
Default) end,
ModCfgS = fun(Cfg, Keys, Val) -> ModCfg0(ModCfg0, Cfg, Keys, fun(_V) ->
Val end, "") end,
FilterConfig = fun(F, Cfg, [{Path, true, ModFun, Default} | Tail]) ->
F(F, ModCfg0(ModCfg0, Cfg, Path, ModFun, Default), Tail);
(F, Cfg, [_ | Tail]) ->
F(F, Cfg, Tail);
(F, Cfg, []) ->
Cfg
end,
AppendStr = fun(Append) ->
fun("") ->
Append;
(Val) ->
Val ++ " " ++ Append
end
end,
AppendList = fun(Append) ->
fun(Val) ->
Val ++ Append
end
end,
Rebar3DepsFilter = fun(DepsList) ->
lists:map(fun({DepName,_, {git,_, {tag,Version}}}) ->
{DepName, Version};
(Dep) ->
Dep
end, DepsList)
end,
GlobalDepsFilter = fun(Deps) ->
DepNames = lists:map(fun({DepName, _, _}) -> DepName;
({DepName, _}) -> DepName
end, Deps),
lists:filtermap(fun(Dep) ->
case code:lib_dir(Dep) of
{error, _} ->
{true,"Unable to locate dep '"++atom_to_list(Dep)++"' in system deps."};
_ ->
false
end
end, DepNames)
end,
GithubConfig = case {os:getenv("GITHUB_ACTIONS"), os:getenv("GITHUB_TOKEN")} of
{"true", Token} when is_list(Token) ->
CONFIG1 = [{coveralls_repo_token, Token},
{coveralls_service_job_id, os:getenv("GITHUB_RUN_ID")},
{coveralls_commit_sha, os:getenv("GITHUB_SHA")},
{coveralls_service_number, os:getenv("GITHUB_RUN_NUMBER")}],
case os:getenv("GITHUB_EVENT_NAME") =:= "pull_request"
andalso string:tokens(os:getenv("GITHUB_REF"), "/") of
[_, "pull", PRNO, _] ->
[{coveralls_service_pull_request, PRNO} | CONFIG1];
_ ->
CONFIG1
end;
_ ->
[]
end,
Rules = [
{[port_env, "CFLAGS"], true,
AppendStr(CfgCFlags), "$CFLAGS"},
{[port_env, "LDFLAGS"], true,
AppendStr(CfgLDFlags), "$LDFLAGS"},
{[post_hooks], (not IsRebar3) and (CfgWithGCov == "true"),
AppendList([{eunit, "gcov -o c_src eimp"},
{eunit, "mv *.gcov .eunit/"}]), []},
{[post_hooks], IsRebar3 and (CfgWithGCov == "true"),
AppendList([{eunit, "gcov -o c_src eimp"},
{eunit, "mv *.gcov _build/test/cover/"}]), []},
{[port_env, "LDFLAGS"], CfgWithGCov == "true",
AppendStr("--coverage"), ""},
{[port_env, "CFLAGS"], CfgWithGCov == "true",
AppendStr("--coverage"), ""},
{[deps], IsRebar3,
Rebar3DepsFilter, []},
{[plugins], IsRebar3,
AppendList([pc]), []},
{[provider_hooks], IsRebar3,
AppendList([{pre, [
{compile, {pc, compile}},
{clean, {pc, clean}}
]}]), []},
{[plugins], os:getenv("COVERALLS") == "true",
AppendList([{coveralls, {git,
"https://github.com/processone/coveralls-erl.git",
{branch, "addjsonfile"}}} ]), []},
{[deps], os:getenv("USE_GLOBAL_DEPS") /= false,
GlobalDepsFilter, []}
],
Config = FilterConfig(FilterConfig, ProcessVars(ProcessVars, CONFIG, []), Rules)
++ GithubConfig,
%io:format("Rules:~n~p~n~nCONFIG:~n~p~n~nConfig:~n~p~n", [Rules, CONFIG, Config]),
Config.
%% Local Variables:
%% mode: erlang
%% End:
%% vim: set filetype=erlang tabstop=8:
|
