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%% -*- erlang-indent-level: 4;indent-tabs-mode: nil -*-
%% ex: ts=4 sw=4 et
%% -------------------------------------------------------------------
%%
%% rebar: Erlang Build Tools
%%
%% Copyright (c) 2009 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
%% in the Software without restriction, including without limitation the rights
%% to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
%% copies of the Software, and to permit persons to whom the Software is
%% furnished to do so, subject to the following conditions:
%%
%% The above copyright notice and this permission notice shall be included in
%% all copies or substantial portions of the Software.
%%
%% THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
%% IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
%% FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
%% AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
%% LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
%% OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
%% THE SOFTWARE.
%% -------------------------------------------------------------------
-module(rebar_core).
-export([process_command/2
,update_code_path/1]).
-include("rebar.hrl").
-spec process_command(rebar_state:t(), atom()) -> {ok, rebar_state:t()} | {error, string()}.
process_command(State, Command) ->
%% ? rebar_prv_install_deps:setup_env(State),
Providers = rebar_state:providers(State),
TargetProviders = providers:get_target_providers(Command, Providers),
do(TargetProviders, State).
-spec do([atom()], rebar_state:t()) -> {ok, rebar_state:t()} | {error, string()}.
do([], State) ->
{ok, State};
do([ProviderName | Rest], State) ->
Provider = providers:get_provider(ProviderName
,rebar_state:providers(State)),
case providers:do(Provider, State) of
{ok, State1} ->
do(Rest, State1);
{error, Error} ->
{error, Error}
end.
update_code_path(State) ->
true = rebar_utils:expand_code_path(),
LibDirs = rebar_state:get(State, lib_dirs, ?DEFAULT_LIB_DIRS),
DepsDir = rebar_state:get(State, deps_dir, ?DEFAULT_DEPS_DIR),
PluginsDir = rebar_state:get(State, plugins_dir, ?DEFAULT_PLUGINS_DIR),
_UpdatedCodePaths = update_code_path_([DepsDir, PluginsDir | LibDirs]).
%% ===================================================================
%% Internal functions
%% ===================================================================
update_code_path_(Paths) ->
LibPaths = expand_lib_dirs(Paths, rebar_utils:get_cwd(), []),
ok = code:add_pathsa(LibPaths),
%% track just the paths we added, so we can remove them without
%% removing other paths added by this dep
{added, LibPaths}.
expand_lib_dirs([], _Root, Acc) ->
Acc;
expand_lib_dirs([Dir | Rest], Root, Acc) ->
Apps = filelib:wildcard(filename:join([Dir, "*", "ebin"])),
FqApps = case filename:pathtype(Dir) of
absolute -> Apps;
_ -> [filename:join([Root, A]) || A <- Apps]
end,
expand_lib_dirs(Rest, Root, Acc ++ FqApps).
|
