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Diffstat (limited to 'src/rebar_prv_escripter.erl')
| -rw-r--r-- | src/rebar_prv_escripter.erl | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/src/rebar_prv_escripter.erl b/src/rebar_prv_escripter.erl deleted file mode 100644 index bdaf1b8..0000000 --- a/src/rebar_prv_escripter.erl +++ /dev/null @@ -1,224 +0,0 @@ -%% -*- 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_prv_escripter). - --behaviour(rebar_provider). - --export([init/1, - do/1]). - --export([escriptize/2, - clean/2]). - -%% for internal use only --export([info/2]). - --include("rebar.hrl"). --include_lib("kernel/include/file.hrl"). - --define(PROVIDER, escriptize). --define(DEPS, [app_builder]). - -%% =================================================================== -%% Public API -%% =================================================================== - --spec init(rebar_state:t()) -> {ok, rebar_state:t()}. -init(State) -> - State1 = rebar_state:add_provider(State, #provider{name = ?PROVIDER, - provider_impl = ?MODULE, - bare = false, - deps = ?DEPS, - example = "rebar escriptize", - short_desc = "Build escript from project.", - desc = "", - opts = []}), - {ok, State1}. - --spec do(rebar_state:t()) -> {ok, rebar_state:t()}. -do(Config) -> - AppName = rebar_state:get(Config, escript_top_level_app, undefined), - App = rebar_state:get_app(Config, AppName), - {ok, Config1} = escriptize(Config, rebar_app_info:app_file(App)), - {ok, Config1}. - -escriptize(Config0, AppFile) -> - %% Extract the application name from the archive -- this is the default - %% name of the generated script - {Config, AppName} = rebar_app_utils:app_name(Config0, AppFile), - AppNameStr = atom_to_list(AppName), - - %% Get the output filename for the escript -- this may include dirs - Filename = rebar_state:get(Config, escript_name, AppName), - ok = filelib:ensure_dir(Filename), - - %% Look for a list of other applications (dependencies) to include - %% in the output file. We then use the .app files for each of these - %% to pull in all the .beam files. - InclBeams = get_app_beams( - rebar_state:get(Config, escript_incl_apps, []), []), - - %% Look for a list of extra files to include in the output file. - %% For internal rebar-private use only. Do not use outside rebar. - InclExtra = get_extra(Config), - - %% Construct the archive of everything in ebin/ dir -- put it on the - %% top-level of the zip file so that code loading works properly. - EbinPrefix = filename:join(AppNameStr, "ebin"), - EbinFiles = usort(load_files(EbinPrefix, "*", "ebin")), - ExtraFiles = usort(InclBeams ++ InclExtra), - Files = EbinFiles ++ ExtraFiles, - - case zip:create("mem", Files, [memory]) of - {ok, {"mem", ZipBin}} -> - %% Archive was successfully created. Prefix that binary with our - %% header and write to our escript file - Shebang = rebar_state:get(Config, escript_shebang, - "#!/usr/bin/env escript\n"), - Comment = rebar_state:get(Config, escript_comment, "%%\n"), - DefaultEmuArgs = ?FMT("%%! -pa ~s/~s/ebin\n", - [AppNameStr, AppNameStr]), - EmuArgs = rebar_state:get(Config, escript_emu_args, - DefaultEmuArgs), - Script = iolist_to_binary([Shebang, Comment, EmuArgs, ZipBin]), - case file:write_file(Filename, Script) of - ok -> - ok; - {error, WriteError} -> - ?ERROR("Failed to write ~p script: ~p\n", - [AppName, WriteError]), - ?FAIL - end; - {error, ZipError} -> - ?ERROR("Failed to construct ~p escript: ~p\n", - [AppName, ZipError]), - ?FAIL - end, - - %% Finally, update executable perms for our script - {ok, #file_info{mode = Mode}} = file:read_file_info(Filename), - ok = file:change_mode(Filename, Mode bor 8#00111), - {ok, Config}. - -clean(Config0, AppFile) -> - %% Extract the application name from the archive -- this is the default - %% name of the generated script - {Config, AppName} = rebar_app_utils:app_name(Config0, AppFile), - - %% Get the output filename for the escript -- this may include dirs - Filename = rebar_state:get(Config, escript_name, AppName), - rebar_file_utils:delete_each([Filename]), - {ok, Config}. - -%% =================================================================== -%% Internal functions -%% =================================================================== - -info(help, escriptize) -> - info_help("Generate escript archive"); -info(help, clean) -> - info_help("Delete generated escript archive"). - -info_help(Description) -> - ?CONSOLE( - "~s.~n" - "~n" - "Valid rebar.config options:~n" - " ~p~n" - " ~p~n" - " ~p~n" - " ~p~n" - " ~p~n", - [ - Description, - {escript_name, "application"}, - {escript_incl_apps, []}, - {escript_shebang, "#!/usr/bin/env escript\n"}, - {escript_comment, "%%\n"}, - {escript_emu_args, "%%! -pa application/application/ebin\n"} - ]). - -get_app_beams([], Acc) -> - Acc; -get_app_beams([App | Rest], Acc) -> - case code:lib_dir(App, ebin) of - {error, bad_name} -> - ?ABORT("Failed to get ebin/ directory for " - "~p escript_incl_apps.", [App]); - Path -> - Prefix = filename:join(atom_to_list(App), "ebin"), - Acc2 = load_files(Prefix, "*", Path), - get_app_beams(Rest, Acc2 ++ Acc) - end. - -get_extra(Config) -> - Extra = rebar_state:get(Config, escript_incl_extra, []), - lists:foldl(fun({Wildcard, Dir}, Files) -> - load_files(Wildcard, Dir) ++ Files - end, [], Extra). - -load_files(Wildcard, Dir) -> - load_files("", Wildcard, Dir). - -load_files(Prefix, Wildcard, Dir) -> - [read_file(Prefix, Filename, Dir) - || Filename <- filelib:wildcard(Wildcard, Dir)]. - -read_file(Prefix, Filename, Dir) -> - Filename1 = case Prefix of - "" -> - Filename; - _ -> - filename:join([Prefix, Filename]) - end, - [dir_entries(filename:dirname(Filename1)), - {Filename1, file_contents(filename:join(Dir, Filename))}]. - -file_contents(Filename) -> - {ok, Bin} = file:read_file(Filename), - Bin. - -%% Given a filename, return zip archive dir entries for each sub-dir. -%% Required to work around issues fixed in OTP-10071. -dir_entries(File) -> - Dirs = dirs(File), - [{Dir ++ "/", <<>>} || Dir <- Dirs]. - -%% Given "foo/bar/baz", return ["foo", "foo/bar", "foo/bar/baz"]. -dirs(Dir) -> - dirs1(filename:split(Dir), "", []). - -dirs1([], _, Acc) -> - lists:reverse(Acc); -dirs1([H|T], "", []) -> - dirs1(T, H, [H]); -dirs1([H|T], Last, Acc) -> - Dir = filename:join(Last, H), - dirs1(T, Dir, [Dir|Acc]). - -usort(List) -> - lists:ukeysort(1, lists:flatten(List)). |