mirror of
https://github.com/correl/rebar.git
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108 lines
3.8 KiB
Erlang
108 lines
3.8 KiB
Erlang
%% -------------------------------------------------------------------
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%%
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%% rebar: Erlang Build Tools
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%%
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%% Copyright (c) 2009 Dave Smith (dizzyd@dizzyd.com)
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%%
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%% Permission is hereby granted, free of charge, to any person obtaining a copy
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%% of this software and associated documentation files (the "Software"), to deal
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%% in the Software without restriction, including without limitation the rights
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%% to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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%% copies of the Software, and to permit persons to whom the Software is
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%% furnished to do so, subject to the following conditions:
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%%
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%% The above copyright notice and this permission notice shall be included in
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%% all copies or substantial portions of the Software.
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%%
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%% THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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%% IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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%% FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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%% AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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%% LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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%% OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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%% THE SOFTWARE.
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%% -------------------------------------------------------------------
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-module(rebar_erlc_compiler).
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-export([compile/2,
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clean/2]).
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-include("rebar.hrl").
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%% ===================================================================
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%% Public API
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%% ===================================================================
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compile(Config, Dir) ->
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do_compile(Config, "src/*.erl", "ebin", ".erl", ".beam",
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fun compile_erl/2),
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do_compile(Config, "mibs/*.mib", "priv/mibs", ".mib", ".bin",
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fun compile_mib/2).
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clean(Config, Dir) ->
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%% TODO: This would be more portable if it used Erlang to traverse
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%% the dir structure and delete each file; however it would also
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%% much slower.
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[] = os:cmd("rm -f ebin/*.beam priv/mibs/*.bin"),
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ok.
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%% ===================================================================
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%% Internal functions
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%% ===================================================================
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do_compile(Config, SrcWildcard, OutDir, InExt, OutExt, CompileFn) ->
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case filelib:wildcard(SrcWildcard) of
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[] ->
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ok;
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Srcs when is_list(Srcs) ->
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%% Build list of output files
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Targets = [target_file(S, OutDir, InExt, OutExt) || S <- Srcs],
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Files = lists:zip(Targets, Srcs),
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%% Make sure target directory exists
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ok = filelib:ensure_dir(hd(Targets)),
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%% Start compiling
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compile_each(Files, Config, CompileFn)
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end.
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compile_each([], _Config, _CompileFn) ->
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ok;
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compile_each([{Target, Src} | Rest], Config, CompileFn) ->
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case needs_compile(Target, Src) of
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true ->
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?CONSOLE("Compiling ~s\n", [Src]),
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CompileFn(Src, Config);
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false ->
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ok
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end,
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compile_each(Rest, Config, CompileFn).
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needs_compile(Target, Src) ->
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filelib:last_modified(Target) < filelib:last_modified(Src).
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target_file(F, TargetDir, InExt, OutExt) ->
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filename:join([TargetDir, filename:basename(F, InExt) ++ OutExt]).
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compile_erl(Source, Config) ->
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Opts = rebar_config:get_list(Config, erlc_opts, []),
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case compile:file(Source, [{i, "include"}, {outdir, "ebin"}, report] ++ Opts) of
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{ok, _} ->
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ok;
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error ->
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?FAIL
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end.
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compile_mib(Source, Config) ->
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Opts = rebar_config:get_list(Config, mibc_opts, []),
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case snmpc:compile(Source, [{outdir, "priv/mibs"}, {i, ["priv/mibs"]}] ++ Opts) of
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{ok, _} ->
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ok;
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{error, compilation_failed} ->
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?FAIL
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end.
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