From 394c0f43f88ce7fba9f16f634fd9d006cf42e949 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Motiejus=20Jak=C5=A1tys?= <desired.mta@gmail.com>
Date: Mon, 2 Jul 2012 12:12:17 +0300
Subject: Move erl_opts/1 and src_dirs/1 to rebar_utils.erl

These functions will be necessary in rebar_eunit.erl, too.
---
 src/rebar_erlc_compiler.erl | 45 ++----------------------------------------
 src/rebar_utils.erl         | 48 ++++++++++++++++++++++++++++++++++++++++++++-
 2 files changed, 49 insertions(+), 44 deletions(-)

(limited to 'src')

diff --git a/src/rebar_erlc_compiler.erl b/src/rebar_erlc_compiler.erl
index 7f5268d..be2b59d 100644
--- a/src/rebar_erlc_compiler.erl
+++ b/src/rebar_erlc_compiler.erl
@@ -122,12 +122,12 @@ doterl_compile(Config, OutDir) ->
 
 doterl_compile(Config, OutDir, MoreSources) ->
     FirstErls = rebar_config:get_list(Config, erl_first_files, []),
-    ErlOpts = erl_opts(Config),
+    ErlOpts = rebar_utils:erl_opts(Config),
     ?DEBUG("erl_opts ~p~n", [ErlOpts]),
     %% 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)),
+    SrcDirs = rebar_utils:src_dirs(proplists:append_values(src_dirs, ErlOpts)),
     RestErls  = [Source || Source <- gather_src(SrcDirs, []) ++ MoreSources,
                            not lists:member(Source, FirstErls)],
 
@@ -166,18 +166,6 @@ doterl_compile(Config, OutDir, MoreSources) ->
 %% Internal functions
 %% ===================================================================
 
-erl_opts(Config) ->
-    RawErlOpts = filter_defines(rebar_config:get(Config, erl_opts, []), []),
-    GlobalDefines = [{d, list_to_atom(D)} ||
-                        D <- rebar_config:get_global(defines, [])],
-    Opts = GlobalDefines ++ RawErlOpts,
-    case proplists:is_defined(no_debug_info, Opts) of
-        true ->
-            [O || O <- Opts, O =/= no_debug_info];
-        false ->
-            [debug_info|Opts]
-    end.
-
 -spec include_path(Source::file:filename(),
                    Config::rebar_config:config()) -> [file:filename(), ...].
 include_path(Source, Config) ->
@@ -322,11 +310,6 @@ gather_src([], Srcs) ->
 gather_src([Dir|Rest], Srcs) ->
     gather_src(Rest, Srcs ++ rebar_utils:find_files(Dir, ".*\\.erl\$")).
 
--spec src_dirs(SrcDirs::[string()]) -> [file:filename(), ...].
-src_dirs([]) ->
-    ["src"];
-src_dirs(SrcDirs) ->
-    SrcDirs.
 
 -spec dirs(Dir::file:filename()) -> [file:filename()].
 dirs(Dir) ->
@@ -375,30 +358,6 @@ compile_priority(File) ->
     end.
 
 %%
-%% Filter a list of erl_opts platform_define options such that only
-%% those which match the provided architecture regex are returned.
-%%
--spec filter_defines(ErlOpts::list(), Acc::list()) -> list().
-filter_defines([], Acc) ->
-    lists:reverse(Acc);
-filter_defines([{platform_define, ArchRegex, Key} | Rest], Acc) ->
-    case rebar_utils:is_arch(ArchRegex) of
-        true ->
-            filter_defines(Rest, [{d, Key} | Acc]);
-        false ->
-            filter_defines(Rest, Acc)
-    end;
-filter_defines([{platform_define, ArchRegex, Key, Value} | Rest], Acc) ->
-    case rebar_utils:is_arch(ArchRegex) of
-        true ->
-            filter_defines(Rest, [{d, Key, Value} | Acc]);
-        false ->
-            filter_defines(Rest, Acc)
-    end;
-filter_defines([Opt | Rest], Acc) ->
-    filter_defines(Rest, [Opt | Acc]).
-
-%%
 %% Ensure all files in a list are present and abort if one is missing
 %%
 -spec check_files(FileList::[file:filename()]) -> [file:filename()].
diff --git a/src/rebar_utils.erl b/src/rebar_utils.erl
index ec816b8..f2290e0 100644
--- a/src/rebar_utils.erl
+++ b/src/rebar_utils.erl
@@ -48,7 +48,9 @@
          get_deprecated_global/3, get_deprecated_global/4,
          get_deprecated_list/4, get_deprecated_list/5,
          get_deprecated_local/4, get_deprecated_local/5,
-         delayed_halt/1]).
+         delayed_halt/1,
+         erl_opts/1, src_dirs/1
+     ]).
 
 -include("rebar.hrl").
 
@@ -452,3 +454,47 @@ vcs_vsn_cmd(Version) -> {unknown, Version}.
 vcs_vsn_invoke(Cmd, Dir) ->
     {ok, VsnString} = rebar_utils:sh(Cmd, [{cd, Dir}, {use_stdout, false}]),
     string:strip(VsnString, right, $\n).
+
+%% @doc Return list of erl_opts
+-spec erl_opts(rebar_config:config()) -> list().
+erl_opts(Config) ->
+    RawErlOpts = filter_defines(rebar_config:get(Config, erl_opts, []), []),
+    GlobalDefines = [{d, list_to_atom(D)} ||
+                        D <- rebar_config:get_global(defines, [])],
+    Opts = GlobalDefines ++ RawErlOpts,
+    case proplists:is_defined(no_debug_info, Opts) of
+        true ->
+            [O || O <- Opts, O =/= no_debug_info];
+        false ->
+            [debug_info|Opts]
+    end.
+
+-spec src_dirs(SrcDirs::[string()]) -> [file:filename(), ...].
+src_dirs([]) ->
+    ["src"];
+src_dirs(SrcDirs) ->
+    SrcDirs.
+
+%%
+%% Filter a list of erl_opts platform_define options such that only
+%% those which match the provided architecture regex are returned.
+%%
+-spec filter_defines(ErlOpts::list(), Acc::list()) -> list().
+filter_defines([], Acc) ->
+    lists:reverse(Acc);
+filter_defines([{platform_define, ArchRegex, Key} | Rest], Acc) ->
+    case rebar_utils:is_arch(ArchRegex) of
+        true ->
+            filter_defines(Rest, [{d, Key} | Acc]);
+        false ->
+            filter_defines(Rest, Acc)
+    end;
+filter_defines([{platform_define, ArchRegex, Key, Value} | Rest], Acc) ->
+    case rebar_utils:is_arch(ArchRegex) of
+        true ->
+            filter_defines(Rest, [{d, Key, Value} | Acc]);
+        false ->
+            filter_defines(Rest, Acc)
+    end;
+filter_defines([Opt | Rest], Acc) ->
+    filter_defines(Rest, [Opt | Acc]).
-- 
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