diff options
Diffstat (limited to 'src/rebar_erlc_compiler.erl')
| -rw-r--r-- | src/rebar_erlc_compiler.erl | 52 |
1 files changed, 42 insertions, 10 deletions
diff --git a/src/rebar_erlc_compiler.erl b/src/rebar_erlc_compiler.erl index 04878c3..c41b96d 100644 --- a/src/rebar_erlc_compiler.erl +++ b/src/rebar_erlc_compiler.erl @@ -4,7 +4,7 @@ %% %% rebar: Erlang Build Tools %% -%% Copyright (c) 2009 Dave Smith (dizzyd@dizzyd.com) +%% Copyright (c) 2009, 2010 Dave Smith (dizzyd@dizzyd.com) %% %% Permission is hereby granted, free of charge, to any person obtaining a copy %% of this software and associated documentation files (the "Software"), to deal @@ -38,12 +38,14 @@ %% Public API %% =================================================================== +-spec compile(Config::#config{}, AppFile::string()) -> 'ok'. compile(Config, _AppFile) -> doterl_compile(Config, "ebin"), rebar_base_compiler:run(Config, rebar_config:get_list(Config, mib_first_files, []), "mibs", ".mib", "priv/mibs", ".bin", fun compile_mib/3). +-spec clean(Config::#config{}, AppFile::string()) -> 'ok'. clean(_Config, _AppFile) -> %% TODO: This would be more portable if it used Erlang to traverse %% the dir structure and delete each file; however it would also @@ -64,26 +66,33 @@ clean(_Config, _AppFile) -> %% .erl Compilation API (externally used by only eunit) %% =================================================================== +-spec doterl_compile(Config::#config{}, OutDir::string()) -> 'ok'. doterl_compile(Config, OutDir) -> doterl_compile(Config, OutDir, []). doterl_compile(Config, OutDir, MoreSources) -> FirstErls = rebar_config:get_list(Config, erl_first_files, []), - RestErls = [Source || Source <- rebar_utils:find_files("src", ".*\\.erl\$") ++ MoreSources, + ErlOpts = rebar_config:get(Config, erl_opts, []), + %% Support the src_dirs option allowing multiple directories to + %% contain erlang source. This might be used, for example, should eunit tests be + %% separated from the core application source. + SrcDirs = src_dirs(proplists:append_values(src_dirs, ErlOpts)), + RestErls = [Source || Source <- gather_src(SrcDirs, []) ++ MoreSources, lists:member(Source, FirstErls) == false], rebar_base_compiler:run(Config, FirstErls, RestErls, fun(S, C) -> internal_erl_compile(S, C, OutDir) end). - %% =================================================================== %% Internal functions %% =================================================================== +-spec include_path(Source::string(), Config::#config{}) -> [string()]. include_path(Source, Config) -> ErlOpts = rebar_config:get(Config, erl_opts, []), [filename:dirname(Source)] ++ proplists:get_all_values(i, ErlOpts). +-spec inspect(Source::string(), IncludePath::[string()]) -> {string(), [string()]}. inspect(Source, IncludePath) -> ModuleDefault = filename:basename(Source, ".erl"), case epp:open(Source, IncludePath) of @@ -94,15 +103,23 @@ inspect(Source, IncludePath) -> {ModuleDefault, []} end. +-spec inspect_epp(Epp::pid(), Module::string(), Includes::[string()]) -> {string(), [string()]}. inspect_epp(Epp, Module, Includes) -> case epp:parse_erl_form(Epp) of - {ok, {attribute, _, module, ActualModule}} when is_list(ActualModule) -> - %% If the module name includes package info, we get a list of atoms... - case is_list(ActualModule) of - true -> + {ok, {attribute, _, module, ModInfo}} -> + case ModInfo of + %% Typical module name, single atom + ActualModule when is_atom(ActualModule) -> + ActualModuleStr = atom_to_list(ActualModule); + %% Packag-ized module name, list of atoms + ActualModule when is_list(ActualModule) -> ActualModuleStr = string:join([atom_to_list(P) || P <- ActualModule], "."); - false -> - ActualModuleStr = atom_to_list(ActualModule) + %% Parameterized module name, single atom + {ActualModule, _} when is_atom(ActualModule) -> + ActualModuleStr = atom_to_list(ActualModule); + %% Parameterized and packagized module name, list of atoms + {ActualModule, _} when is_list(ActualModule) -> + ActualModuleStr = string:join([atom_to_list(P) || P <- ActualModule], ".") end, inspect_epp(Epp, ActualModuleStr, Includes); {ok, {attribute, 1, file, {Module, 1}}} -> @@ -116,12 +133,13 @@ inspect_epp(Epp, Module, Includes) -> inspect_epp(Epp, Module, Includes) end. +-spec needs_compile(Source::string(), Target::string(), Hrls::[string()]) -> boolean(). needs_compile(Source, Target, Hrls) -> TargetLastMod = filelib:last_modified(Target), lists:any(fun(I) -> TargetLastMod < filelib:last_modified(I) end, [Source] ++ Hrls). - +-spec internal_erl_compile(Source::string(), Config::#config{}, Outdir::string()) -> 'ok' | 'skipped'. internal_erl_compile(Source, Config, Outdir) -> %% Determine the target name and includes list by inspecting the source file {Module, Hrls} = inspect(Source, include_path(Source, Config)), @@ -154,6 +172,7 @@ internal_erl_compile(Source, Config, Outdir) -> skipped end. +-spec compile_mib(Source::string(), Target::string(), Config::#config{}) -> 'ok'. compile_mib(Source, Target, Config) -> ok = rebar_utils:ensure_dir(Target), Opts = [{outdir, "priv/mibs"}, {i, ["priv/mibs"]}] ++ @@ -165,9 +184,22 @@ compile_mib(Source, Target, Config) -> ?FAIL end. +gather_src([], Srcs) -> + Srcs; +gather_src([Dir|Rest], Srcs) -> + gather_src(Rest, Srcs ++ rebar_utils:find_files(Dir, ".*\\.erl\$")). + +-spec src_dirs(SrcDirs::[string()]) -> [string()]. +src_dirs([]) -> + ["src"]; +src_dirs(SrcDirs) -> + SrcDirs ++ src_dirs([]). + +-spec dirs(Dir::string()) -> [string()]. dirs(Dir) -> [F || F <- filelib:wildcard(filename:join([Dir, "*"])), filelib:is_dir(F)]. +-spec delete_dir(Dir::string(), Subdirs::[string()]) -> 'ok' | {'error', atom()}. delete_dir(Dir, []) -> file:del_dir(Dir); delete_dir(Dir, Subdirs) -> |