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Initial commit (see review reques in rhbz #639263) 

Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
This commit is contained in:
Peter Lemenkov 2010-11-22 18:02:43 +03:00
parent e102585077
commit 8ead4a2357
7 changed files with 951 additions and 0 deletions
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1
.gitignore vendored
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/basho-rebar-RELEASE-1-327-g90058c7.tar.gz

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erlang-rebar.spec Normal file
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%global realname rebar
%global debug_package %{nil}
%global git_tag 90058c7
Name: erlang-%{realname}
Version: 2
Release: 2.20101120git%{git_tag}%{?dist}
Summary: Erlang Build Tools
Group: Development/Tools
License: MIT
URL: https://github.com/basho/rebar
# wget --no-check-certificate https://github.com/basho/rebar/tarball/90058c7
Source0: basho-%{realname}-RELEASE-1-327-g%{git_tag}.tar.gz
Source1: rebar.escript
Patch1: rebar-0001-No-need-to-create-bundle.patch
Patch2: rebar-0002-Remove-bundled-mustache.patch
Patch3: rebar-0003-Remove-bundled-getopt.patch
BuildRoot: %(mktemp -ud %{_tmppath}/%{name}-%{version}-%{release}-XXXXXX)
BuildRequires: erlang-erts >= R13B-03
BuildRequires: erlang-reltool
Requires: erlang-asn1
Requires: erlang-compiler
Requires: erlang-crypto
Requires: erlang-dialyzer
Requires: erlang-edoc
Requires: erlang-erlydtl
Requires: erlang-erts
Requires: erlang-eunit
Requires: erlang-getopt
Requires: erlang-kernel
Requires: erlang-lfe
Requires: erlang-mustache
Requires: erlang-neotoma
Requires: erlang-protobuffs
Requires: erlang-reltool
Requires: erlang-snmp
Requires: erlang-stdlib
Requires: erlang-syntax_tools
Requires: erlang-tools
Provides: %{realname} = %{version}-%{release}
%description
Erlang Build Tools.
%prep
%setup -q -n basho-%{realname}-%{git_tag}
%patch1 -p1 -b .no_bundle
%patch2 -p1 -b .remove_bundled_mustache
%patch3 -p1 -b .remove_bundled_getopt
%build
./bootstrap
%install
rm -rf $RPM_BUILD_ROOT
install -D -p -m 0755 %{SOURCE1} $RPM_BUILD_ROOT%{_bindir}/rebar
mkdir -p $RPM_BUILD_ROOT%{_libdir}/erlang/lib/%{realname}-%{version}/ebin
mkdir -p $RPM_BUILD_ROOT%{_libdir}/erlang/lib/%{realname}-%{version}/include
install -m 644 ebin/%{realname}.app $RPM_BUILD_ROOT%{_libdir}/erlang/lib/%{realname}-%{version}/ebin
install -m 644 ebin/*.beam $RPM_BUILD_ROOT%{_libdir}/erlang/lib/%{realname}-%{version}/ebin
install -m 644 include/*.hrl $RPM_BUILD_ROOT%{_libdir}/erlang/lib/%{realname}-%{version}/include
cp -a priv $RPM_BUILD_ROOT%{_libdir}/erlang/lib/%{realname}-%{version}/
%clean
rm -rf $RPM_BUILD_ROOT
%files
%defattr(-,root,root,-)
%doc THANKS rebar.config.sample
%{_bindir}/rebar
%{_libdir}/erlang/lib/%{realname}-%{version}
%changelog
* Sat Nov 20 2010 Peter Lemenkov <lemenkov@gmail.com> - 2-2.20101120git90058c7
- Removed bundled mustache and getopt
- Fixed license tag
- Removed wrong license text from package
- Simplified %%files section
- Fixed links (project was moved to GitHub)
- Changed versioning scheme (post-release)
* Sun Sep 5 2010 Peter Lemenkov <lemenkov@gmail.com> - 2-1
- Initial build

62
rebar-0001-No-need-to-create-bundle.patch Normal file
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From 0b38555707bd90d102b538a0055925a7493c74d5 Mon Sep 17 00:00:00 2001
From: Peter Lemenkov <lemenkov@gmail.com>
Date: Tue, 28 Sep 2010 23:04:36 +0400
Subject: [PATCH 1/3] No need to create bundle
Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
---
bootstrap | 38 +-------------------------------------
1 files changed, 1 insertions(+), 37 deletions(-)
diff --git a/bootstrap b/bootstrap
index 5be3183..634e1f6 100755
--- a/bootstrap
+++ b/bootstrap
@@ -51,43 +51,7 @@ main(Args) ->
true = code:add_path("ebin"),
%% Run rebar to do proper .app validation and such
- rebar:main(["compile"] ++ Args),
-
- %% Read the contents of the files in ebin and templates; note that we place
- %% all the beam files at the top level of the code archive so that code loading
- %% works properly.
- Files = load_files("*", "ebin") ++ load_files("priv/templates/*", "."),
-
- case zip:create("mem", Files, [memory]) of
- {ok, {"mem", ZipBin}} ->
- %% Archive was successfully created. Prefix that binary with our
- %% header and write to "rebar" file
- Script = <<"#!/usr/bin/env escript\n%%! -noshell -noinput\n", ZipBin/binary>>,
- case file:write_file("rebar", Script) of
- ok ->
- ok;
- {error, WriteError} ->
- io:format("Failed to write rebar script: ~p\n", [WriteError]),
- halt(1)
- end;
- {error, ZipError} ->
- io:format("Failed to construct rebar script archive: ~p\n", [ZipError]),
- halt(1)
- end,
-
- %% Finally, update executable perms for our script
- case os:type() of
- {unix,_} ->
- [] = os:cmd("chmod u+x rebar"),
- ok;
- _ ->
- ok
- end,
-
- %% Add a helpful message
- io:format("Congratulations! You now have a self-contained script called \"rebar\" in\n"
- "your current working directory. Place this script anywhere in your path\n"
- "and you can use rebar to build OTP-compliant apps.\n").
+ rebar:main(["compile"] ++ Args).
rm(Path) ->
NativePath = filename:nativename(Path),
--
1.7.2.3

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rebar-0002-Remove-bundled-mustache.patch Normal file
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From 3cb4ccb50a6f1175e3b2a6723641befd3b8cb444 Mon Sep 17 00:00:00 2001
From: Peter Lemenkov <lemenkov@gmail.com>
Date: Sat, 20 Nov 2010 16:36:45 +0300
Subject: [PATCH 2/3] Remove bundled mustache
Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
---
ebin/rebar.app | 3 +-
src/mustache.erl | 219 ------------------------------------------------------
2 files changed, 1 insertions(+), 221 deletions(-)
delete mode 100644 src/mustache.erl
diff --git a/ebin/rebar.app b/ebin/rebar.app
index 6f9b6f5..75aaec1 100644
--- a/ebin/rebar.app
+++ b/ebin/rebar.app
@@ -33,8 +33,7 @@
rebar_templater,
rebar_utils,
rebar_xref,
- getopt,
- mustache ]},
+ getopt ]},
{registered, []},
{applications, [kernel,
stdlib,
diff --git a/src/mustache.erl b/src/mustache.erl
deleted file mode 100644
index df81aed..0000000
--- a/src/mustache.erl
+++ /dev/null
@@ -1,219 +0,0 @@
-%% The MIT License
-%%
-%% Copyright (c) 2009 Tom Preston-Werner <tom@mojombo.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.
-
-%% See the README at http://github.com/mojombo/mustache.erl for additional
-%% documentation and usage examples.
-
--module(mustache). %% v0.1.0
--author("Tom Preston-Werner").
--export([compile/1, compile/2, render/1, render/2, render/3, get/2, get/3, escape/1, start/1]).
-
--record(mstate, {mod = undefined,
- section_re = undefined,
- tag_re = undefined}).
-
-compile(Body) when is_list(Body) ->
- State = #mstate{},
- CompiledTemplate = pre_compile(Body, State),
- % io:format("~p~n~n", [CompiledTemplate]),
- % io:format(CompiledTemplate ++ "~n", []),
- {ok, Tokens, _} = erl_scan:string(CompiledTemplate),
- {ok, [Form]} = erl_parse:parse_exprs(Tokens),
- Bindings = erl_eval:new_bindings(),
- {value, Fun, _} = erl_eval:expr(Form, Bindings),
- Fun;
-compile(Mod) ->
- TemplatePath = template_path(Mod),
- compile(Mod, TemplatePath).
-
-compile(Mod, File) ->
- code:purge(Mod),
- {module, _} = code:load_file(Mod),
- {ok, TemplateBin} = file:read_file(File),
- Template = re:replace(TemplateBin, "\"", "\\\\\"", [global, {return,list}]),
- State = #mstate{mod = Mod},
- CompiledTemplate = pre_compile(Template, State),
- % io:format("~p~n~n", [CompiledTemplate]),
- % io:format(CompiledTemplate ++ "~n", []),
- {ok, Tokens, _} = erl_scan:string(CompiledTemplate),
- {ok, [Form]} = erl_parse:parse_exprs(Tokens),
- Bindings = erl_eval:new_bindings(),
- {value, Fun, _} = erl_eval:expr(Form, Bindings),
- Fun.
-
-render(Mod) ->
- TemplatePath = template_path(Mod),
- render(Mod, TemplatePath).
-
-render(Body, Ctx) when is_list(Body) ->
- TFun = compile(Body),
- render(undefined, TFun, Ctx);
-render(Mod, File) when is_list(File) ->
- render(Mod, File, dict:new());
-render(Mod, CompiledTemplate) ->
- render(Mod, CompiledTemplate, dict:new()).
-
-render(Mod, File, Ctx) when is_list(File) ->
- CompiledTemplate = compile(Mod, File),
- render(Mod, CompiledTemplate, Ctx);
-render(Mod, CompiledTemplate, Ctx) ->
- Ctx2 = dict:store('__mod__', Mod, Ctx),
- lists:flatten(CompiledTemplate(Ctx2)).
-
-pre_compile(T, State) ->
- SectionRE = "\{\{\#([^\}]*)}}\s*(.+?){{\/\\1\}\}\s*",
- {ok, CompiledSectionRE} = re:compile(SectionRE, [dotall]),
- TagRE = "\{\{(#|=|!|<|>|\{)?(.+?)\\1?\}\}+",
- {ok, CompiledTagRE} = re:compile(TagRE, [dotall]),
- State2 = State#mstate{section_re = CompiledSectionRE, tag_re = CompiledTagRE},
- "fun(Ctx) -> " ++
- "CFun = fun(A, B) -> A end, " ++
- compiler(T, State2) ++ " end.".
-
-compiler(T, State) ->
- Res = re:run(T, State#mstate.section_re),
- case Res of
- {match, [{M0, M1}, {N0, N1}, {C0, C1}]} ->
- Front = string:substr(T, 1, M0),
- Back = string:substr(T, M0 + M1 + 1),
- Name = string:substr(T, N0 + 1, N1),
- Content = string:substr(T, C0 + 1, C1),
- "[" ++ compile_tags(Front, State) ++
- " | [" ++ compile_section(Name, Content, State) ++
- " | [" ++ compiler(Back, State) ++ "]]]";
- nomatch ->
- compile_tags(T, State)
- end.
-
-compile_section(Name, Content, State) ->
- Mod = State#mstate.mod,
- Result = compiler(Content, State),
- "fun() -> " ++
- "case mustache:get(" ++ Name ++ ", Ctx, " ++ atom_to_list(Mod) ++ ") of " ++
- "true -> " ++
- Result ++ "; " ++
- "false -> " ++
- "[]; " ++
- "List when is_list(List) -> " ++
- "[fun(Ctx) -> " ++ Result ++ " end(dict:merge(CFun, SubCtx, Ctx)) || SubCtx <- List]; " ++
- "Else -> " ++
- "throw({template, io_lib:format(\"Bad context for ~p: ~p\", [" ++ Name ++ ", Else])}) " ++
- "end " ++
- "end()".
-
-compile_tags(T, State) ->
- Res = re:run(T, State#mstate.tag_re),
- case Res of
- {match, [{M0, M1}, K, {C0, C1}]} ->
- Front = string:substr(T, 1, M0),
- Back = string:substr(T, M0 + M1 + 1),
- Content = string:substr(T, C0 + 1, C1),
- Kind = tag_kind(T, K),
- Result = compile_tag(Kind, Content, State),
- "[\"" ++ Front ++
- "\" | [" ++ Result ++
- " | " ++ compile_tags(Back, State) ++ "]]";
- nomatch ->
- "[\"" ++ T ++ "\"]"
- end.
-
-tag_kind(_T, {-1, 0}) ->
- none;
-tag_kind(T, {K0, K1}) ->
- string:substr(T, K0 + 1, K1).
-
-compile_tag(none, Content, State) ->
- Mod = State#mstate.mod,
- "mustache:escape(mustache:get(" ++ Content ++ ", Ctx, " ++ atom_to_list(Mod) ++ "))";
-compile_tag("{", Content, State) ->
- Mod = State#mstate.mod,
- "mustache:get(" ++ Content ++ ", Ctx, " ++ atom_to_list(Mod) ++ ")";
-compile_tag("!", _Content, _State) ->
- "[]".
-
-template_path(Mod) ->
- ModPath = code:which(Mod),
- re:replace(ModPath, "\.beam$", ".mustache", [{return, list}]).
-
-get(Key, Ctx) when is_list(Key) ->
- {ok, Mod} = dict:find('__mod__', Ctx),
- get(list_to_atom(Key), Ctx, Mod);
-get(Key, Ctx) ->
- {ok, Mod} = dict:find('__mod__', Ctx),
- get(Key, Ctx, Mod).
-
-get(Key, Ctx, Mod) when is_list(Key) ->
- get(list_to_atom(Key), Ctx, Mod);
-get(Key, Ctx, Mod) ->
- case dict:find(Key, Ctx) of
- {ok, Val} ->
- % io:format("From Ctx {~p, ~p}~n", [Key, Val]),
- to_s(Val);
- error ->
- case erlang:function_exported(Mod, Key, 1) of
- true ->
- Val = to_s(Mod:Key(Ctx)),
- % io:format("From Mod/1 {~p, ~p}~n", [Key, Val]),
- Val;
- false ->
- case erlang:function_exported(Mod, Key, 0) of
- true ->
- Val = to_s(Mod:Key()),
- % io:format("From Mod/0 {~p, ~p}~n", [Key, Val]),
- Val;
- false ->
- []
- end
- end
- end.
-
-to_s(Val) when is_integer(Val) ->
- integer_to_list(Val);
-to_s(Val) when is_float(Val) ->
- io_lib:format("~.2f", [Val]);
-to_s(Val) when is_boolean(Val) ->
- Val;
-to_s(Val) when is_atom(Val) ->
- atom_to_list(Val);
-to_s(Val) ->
- Val.
-
-escape(HTML) ->
- escape(HTML, []).
-
-escape([], Acc) ->
- lists:reverse(Acc);
-escape(["<" | Rest], Acc) ->
- escape(Rest, lists:reverse("&lt;", Acc));
-escape([">" | Rest], Acc) ->
- escape(Rest, lists:reverse("&gt;", Acc));
-escape(["&" | Rest], Acc) ->
- escape(Rest, lists:reverse("&amp;", Acc));
-escape([X | Rest], Acc) ->
- escape(Rest, [X | Acc]).
-
-%%---------------------------------------------------------------------------
-
-start([T]) ->
- Out = render(list_to_atom(T)),
- io:format(Out ++ "~n", []).
-
--
1.7.2.3

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From b2673b1ffc3b12652adef9f6453bca2b86247cad Mon Sep 17 00:00:00 2001
From: Peter Lemenkov <lemenkov@gmail.com>
Date: Sat, 20 Nov 2010 16:40:15 +0300
Subject: [PATCH 3/3] Remove bundled getopt
Signed-off-by: Peter Lemenkov <lemenkov@gmail.com>
---
ebin/rebar.app | 3 +-
src/getopt.erl | 501 --------------------------------------------------------
2 files changed, 1 insertions(+), 503 deletions(-)
delete mode 100644 src/getopt.erl
diff --git a/ebin/rebar.app b/ebin/rebar.app
index 75aaec1..8589819 100644
--- a/ebin/rebar.app
+++ b/ebin/rebar.app
@@ -32,8 +32,7 @@
rebar_subdirs,
rebar_templater,
rebar_utils,
- rebar_xref,
- getopt ]},
+ rebar_xref ]},
{registered, []},
{applications, [kernel,
stdlib,
diff --git a/src/getopt.erl b/src/getopt.erl
deleted file mode 100644
index bb7fae2..0000000
--- a/src/getopt.erl
+++ /dev/null
@@ -1,501 +0,0 @@
-%%%-------------------------------------------------------------------
-%%% @author Juan Jose Comellas <juanjo@comellas.org>
-%%% @copyright (C) 2009 Juan Jose Comellas
-%%% @doc Parses command line options with a format similar to that of GNU getopt.
-%%% @end
-%%%
-%%% This source file is subject to the New BSD License. You should have received
-%%% a copy of the New BSD license with this software. If not, it can be
-%%% retrieved from: http://www.opensource.org/licenses/bsd-license.php
-%%%-------------------------------------------------------------------
--module(getopt).
--author('juanjo@comellas.org').
-
--export([parse/2, usage/2, usage/3, usage/4]).
-
-
--define(TAB_LENGTH, 8).
-%% Indentation of the help messages in number of tabs.
--define(INDENTATION, 3).
-
-%% Position of each field in the option specification tuple.
--define(OPT_NAME, 1).
--define(OPT_SHORT, 2).
--define(OPT_LONG, 3).
--define(OPT_ARG, 4).
--define(OPT_HELP, 5).
-
--define(IS_OPT_SPEC(Opt), (tuple_size(Opt) =:= ?OPT_HELP)).
-
-
-%% Atom indicating the data type that an argument can be converted to.
--type arg_type() :: 'atom' | 'binary' | 'boolean' | 'float' | 'integer' | 'string'.
-%% Data type that an argument can be converted to.
--type arg_value() :: atom() | binary() | boolean() | float() | integer() | string().
-%% Argument specification.
--type arg_spec() :: arg_type() | {arg_type(), arg_value()} | undefined.
-%% Option type and optional default argument.
--type simple_option() :: atom().
--type compound_option() :: {atom(), arg_value()}.
--type option() :: simple_option() | compound_option().
-%% Command line option specification.
--type option_spec() :: {
- Name :: atom(),
- Short :: char() | undefined,
- Long :: string() | undefined,
- ArgSpec :: arg_spec(),
- Help :: string() | undefined
- }.
-
-
-%% @doc Parse the command line options and arguments returning a list of tuples
-%% and/or atoms using the Erlang convention for sending options to a
-%% function.
--spec parse([option_spec()], string() | [string()]) ->
- {ok, {[option()], [string()]}} | {error, {Reason :: atom(), Data :: any()}}.
-parse(OptSpecList, CmdLine) ->
- try
- Args = if
- is_integer(hd(CmdLine)) ->
- string:tokens(CmdLine, " \t\n");
- true ->
- CmdLine
- end,
- parse(OptSpecList, [], [], 0, Args)
- catch
- throw: {error, {_Reason, _Data}} = Error ->
- Error
- end.
-
-
--spec parse([option_spec()], [option()], [string()], integer(), [string()]) ->
- {ok, {[option()], [string()]}}.
-%% Process the option terminator.
-parse(OptSpecList, OptAcc, ArgAcc, _ArgPos, ["--" | Tail]) ->
- % Any argument present after the terminator is not considered an option.
- {ok, {lists:reverse(append_default_options(OptSpecList, OptAcc)), lists:reverse(ArgAcc, Tail)}};
-%% Process long options.
-parse(OptSpecList, OptAcc, ArgAcc, ArgPos, [[$-, $- | OptArg] = OptStr | Tail]) ->
- parse_option_long(OptSpecList, OptAcc, ArgAcc, ArgPos, Tail, OptStr, OptArg);
-%% Process short options.
-parse(OptSpecList, OptAcc, ArgAcc, ArgPos, [[$- | [_Char | _] = OptArg] = OptStr | Tail]) ->
- parse_option_short(OptSpecList, OptAcc, ArgAcc, ArgPos, Tail, OptStr, OptArg);
-%% Process non-option arguments.
-parse(OptSpecList, OptAcc, ArgAcc, ArgPos, [Arg | Tail]) ->
- case find_non_option_arg(OptSpecList, ArgPos) of
- {value, OptSpec} when ?IS_OPT_SPEC(OptSpec) ->
- parse(OptSpecList, [convert_option_arg(OptSpec, Arg) | OptAcc],
- ArgAcc, ArgPos + 1, Tail);
- false ->
- parse(OptSpecList, OptAcc, [Arg | ArgAcc], ArgPos, Tail)
- end;
-parse(OptSpecList, OptAcc, ArgAcc, _ArgPos, []) ->
- % Once we have completed gathering the options we add the ones that were
- % not present but had default arguments in the specification.
- {ok, {lists:reverse(append_default_options(OptSpecList, OptAcc)), lists:reverse(ArgAcc)}}.
-
-
-%% @doc Parse a long option, add it to the option accumulator and continue
-%% parsing the rest of the arguments recursively.
-%% A long option can have the following syntax:
-%% --foo Single option 'foo', no argument
-%% --foo=bar Single option 'foo', argument "bar"
-%% --foo bar Single option 'foo', argument "bar"
--spec parse_option_long([option_spec()], [option()], [string()], integer(), [string()], string(), string()) ->
- {ok, {[option()], [string()]}}.
-parse_option_long(OptSpecList, OptAcc, ArgAcc, ArgPos, Args, OptStr, OptArg) ->
- case split_assigned_arg(OptArg) of
- {Long, Arg} ->
- % Get option that has its argument within the same string
- % separated by an equal ('=') character (e.g. "--port=1000").
- parse_option_assigned_arg(OptSpecList, OptAcc, ArgAcc, ArgPos, Args, OptStr, Long, Arg);
-
- Long ->
- case lists:keysearch(Long, ?OPT_LONG, OptSpecList) of
- {value, {Name, _Short, Long, undefined, _Help}} ->
- parse(OptSpecList, [Name | OptAcc], ArgAcc, ArgPos, Args);
-
- {value, {_Name, _Short, Long, _ArgSpec, _Help} = OptSpec} ->
- % The option argument string is empty, but the option requires
- % an argument, so we look into the next string in the list.
- parse_option_next_arg(OptSpecList, OptAcc, ArgAcc, ArgPos, Args, OptSpec);
- false ->
- throw({error, {invalid_option, OptStr}})
- end
- end.
-
-
-%% @doc Parse an option where the argument is 'assigned' in the same string using
-%% the '=' character, add it to the option accumulator and continue parsing the
-%% rest of the arguments recursively. This syntax is only valid for long options.
--spec parse_option_assigned_arg([option_spec()], [option()], [string()], integer(),
- [string()], string(), string(), string()) ->
- {ok, {[option()], [string()]}}.
-parse_option_assigned_arg(OptSpecList, OptAcc, ArgAcc, ArgPos, Args, OptStr, Long, Arg) ->
- case lists:keysearch(Long, ?OPT_LONG, OptSpecList) of
- {value, {_Name, _Short, Long, ArgSpec, _Help} = OptSpec} ->
- case ArgSpec of
- undefined ->
- throw({error, {invalid_option_arg, OptStr}});
- _ ->
- parse(OptSpecList, [convert_option_arg(OptSpec, Arg) | OptAcc], ArgAcc, ArgPos, Args)
- end;
- false ->
- throw({error, {invalid_option, OptStr}})
- end.
-
-
-%% @doc Split an option string that may contain an option with its argument
-%% separated by an equal ('=') character (e.g. "port=1000").
--spec split_assigned_arg(string()) -> {Name :: string(), Arg :: string()} | string().
-split_assigned_arg(OptStr) ->
- split_assigned_arg(OptStr, OptStr, []).
-
-split_assigned_arg(_OptStr, [$= | Tail], Acc) ->
- {lists:reverse(Acc), Tail};
-split_assigned_arg(OptStr, [Char | Tail], Acc) ->
- split_assigned_arg(OptStr, Tail, [Char | Acc]);
-split_assigned_arg(OptStr, [], _Acc) ->
- OptStr.
-
-
-%% @doc Parse a short option, add it to the option accumulator and continue
-%% parsing the rest of the arguments recursively.
-%% A short option can have the following syntax:
-%% -a Single option 'a', no argument or implicit boolean argument
-%% -a foo Single option 'a', argument "foo"
-%% -afoo Single option 'a', argument "foo"
-%% -abc Multiple options: 'a'; 'b'; 'c'
-%% -bcafoo Multiple options: 'b'; 'c'; 'a' with argument "foo"
--spec parse_option_short([option_spec()], [option()], [string()], integer(), [string()], string(), string()) ->
- {ok, {[option()], [string()]}}.
-parse_option_short(OptSpecList, OptAcc, ArgAcc, ArgPos, Args, OptStr, [Short | Arg]) ->
- case lists:keysearch(Short, ?OPT_SHORT, OptSpecList) of
- {value, {Name, Short, _Long, undefined, _Help}} ->
- parse_option_short(OptSpecList, [Name | OptAcc], ArgAcc, ArgPos, Args, OptStr, Arg);
-
- {value, {_Name, Short, _Long, ArgSpec, _Help} = OptSpec} ->
- case Arg of
- [] ->
- % The option argument string is empty, but the option requires
- % an argument, so we look into the next string in the list.
- parse_option_next_arg(OptSpecList, OptAcc, ArgAcc, ArgPos, Args, OptSpec);
-
- _ ->
- case is_valid_arg(ArgSpec, Arg) of
- true ->
- parse(OptSpecList, [convert_option_arg(OptSpec, Arg) | OptAcc], ArgAcc, ArgPos, Args);
- _ ->
- parse_option_short(OptSpecList, [convert_option_no_arg(OptSpec) | OptAcc], ArgAcc, ArgPos, Args, OptStr, Arg)
- end
- end;
-
- false ->
- throw({error, {invalid_option, OptStr}})
- end;
-parse_option_short(OptSpecList, OptAcc, ArgAcc, ArgPos, Args, _OptStr, []) ->
- parse(OptSpecList, OptAcc, ArgAcc, ArgPos, Args).
-
-
-%% @doc Retrieve the argument for an option from the next string in the list of
-%% command-line parameters.
-parse_option_next_arg(OptSpecList, OptAcc, ArgAcc, ArgPos, [Arg | Tail] = Args, {Name, _Short, _Long, ArgSpec, _Help} = OptSpec) ->
- % Special case for booleans: when the next string is an option we assume
- % the value is 'true'.
- case (arg_spec_type(ArgSpec) =:= boolean) andalso not is_boolean_arg(Arg) of
- true ->
- parse(OptSpecList, [{Name, true} | OptAcc], ArgAcc, ArgPos, Args);
- _ ->
- parse(OptSpecList, [convert_option_arg(OptSpec, Arg) | OptAcc], ArgAcc, ArgPos, Tail)
- end;
-parse_option_next_arg(OptSpecList, OptAcc, ArgAcc, ArgPos, [] = Args, {Name, _Short, _Long, ArgSpec, _Help}) ->
- % Special case for booleans: when the next string is missing we assume the
- % value is 'true'.
- case arg_spec_type(ArgSpec) of
- boolean ->
- parse(OptSpecList, [{Name, true} | OptAcc], ArgAcc, ArgPos, Args);
- _ ->
- throw({error, {missing_option_arg, Name}})
- end.
-
-
-%% @doc Find the option for the discrete argument in position specified in the
-%% Pos argument.
--spec find_non_option_arg([option_spec()], integer()) -> {value, option_spec()} | false.
-find_non_option_arg([{_Name, undefined, undefined, _ArgSpec, _Help} = OptSpec | _Tail], 0) ->
- {value, OptSpec};
-find_non_option_arg([{_Name, undefined, undefined, _ArgSpec, _Help} | Tail], Pos) ->
- find_non_option_arg(Tail, Pos - 1);
-find_non_option_arg([_Head | Tail], Pos) ->
- find_non_option_arg(Tail, Pos);
-find_non_option_arg([], _Pos) ->
- false.
-
-
-%% @doc Append options that were not present in the command line arguments with
-%% their default arguments.
--spec append_default_options([option_spec()], [option()]) -> [option()].
-append_default_options([{Name, _Short, _Long, {_Type, DefaultArg}, _Help} | Tail], OptAcc) ->
- append_default_options(Tail,
- case lists:keymember(Name, 1, OptAcc) of
- false ->
- [{Name, DefaultArg} | OptAcc];
- _ ->
- OptAcc
- end);
-%% For options with no default argument.
-append_default_options([_Head | Tail], OptAcc) ->
- append_default_options(Tail, OptAcc);
-append_default_options([], OptAcc) ->
- OptAcc.
-
-
--spec convert_option_no_arg(option_spec()) -> compound_option().
-convert_option_no_arg({Name, _Short, _Long, ArgSpec, _Help}) ->
- case ArgSpec of
- % Special case for booleans: if there is no argument we assume
- % the value is 'true'.
- {boolean, _DefaultValue} ->
- {Name, true};
- boolean ->
- {Name, true};
- _ ->
- throw({error, {missing_option_arg, Name}})
- end.
-
-
-%% @doc Convert the argument passed in the command line to the data type
-%% indicated by the argument specification.
--spec convert_option_arg(option_spec(), string()) -> compound_option().
-convert_option_arg({Name, _Short, _Long, ArgSpec, _Help}, Arg) ->
- try
- {Name, to_type(arg_spec_type(ArgSpec), Arg)}
- catch
- error:_ ->
- throw({error, {invalid_option_arg, {Name, Arg}}})
- end.
-
-
-%% @doc Retrieve the data type form an argument specification.
--spec arg_spec_type(arg_spec()) -> arg_type() | undefined.
-arg_spec_type({Type, _DefaultArg}) ->
- Type;
-arg_spec_type(Type) when is_atom(Type) ->
- Type.
-
-
-%% @doc Convert an argument string to its corresponding data type.
--spec to_type(arg_type(), string()) -> arg_value().
-to_type(binary, Arg) ->
- list_to_binary(Arg);
-to_type(atom, Arg) ->
- list_to_atom(Arg);
-to_type(integer, Arg) ->
- list_to_integer(Arg);
-to_type(float, Arg) ->
- list_to_float(Arg);
-to_type(boolean, Arg) ->
- LowerArg = string:to_lower(Arg),
- case is_arg_true(LowerArg) of
- true ->
- true;
- _ ->
- case is_arg_false(LowerArg) of
- true ->
- false;
- false ->
- erlang:error(badarg)
- end
- end;
-to_type(_Type, Arg) ->
- Arg.
-
-
--spec is_arg_true(string()) -> boolean().
-is_arg_true(Arg) ->
- (Arg =:= "true") orelse (Arg =:= "t") orelse
- (Arg =:= "yes") orelse (Arg =:= "y") orelse
- (Arg =:= "on") orelse (Arg =:= "enabled") orelse
- (Arg =:= "1").
-
-
--spec is_arg_false(string()) -> boolean().
-is_arg_false(Arg) ->
- (Arg =:= "false") orelse (Arg =:= "f") orelse
- (Arg =:= "no") orelse (Arg =:= "n") orelse
- (Arg =:= "off") orelse (Arg =:= "disabled") orelse
- (Arg =:= "0").
-
-
--spec is_valid_arg(arg_spec(), nonempty_string()) -> boolean().
-is_valid_arg({Type, _DefaultArg}, Arg) ->
- is_valid_arg(Type, Arg);
-is_valid_arg(boolean, Arg) ->
- is_boolean_arg(Arg);
-is_valid_arg(integer, Arg) ->
- is_integer_arg(Arg);
-is_valid_arg(float, Arg) ->
- is_float_arg(Arg);
-is_valid_arg(_Type, _Arg) ->
- true.
-
-
--spec is_boolean_arg(string()) -> boolean().
-is_boolean_arg(Arg) ->
- LowerArg = string:to_lower(Arg),
- is_arg_true(LowerArg) orelse is_arg_false(LowerArg).
-
-
--spec is_integer_arg(string()) -> boolean().
-is_integer_arg([Head | Tail]) when Head >= $0, Head =< $9 ->
- is_integer_arg(Tail);
-is_integer_arg([_Head | _Tail]) ->
- false;
-is_integer_arg([]) ->
- true.
-
-
--spec is_float_arg(string()) -> boolean().
-is_float_arg([Head | Tail]) when (Head >= $0 andalso Head =< $9) orelse Head =:= $. ->
- is_float_arg(Tail);
-is_float_arg([_Head | _Tail]) ->
- false;
-is_float_arg([]) ->
- true.
-
-
-%% @doc Show a message on stdout indicating the command line options and
-%% arguments that are supported by the program.
--spec usage([option_spec()], string()) -> ok.
-usage(OptSpecList, ProgramName) ->
- io:format("Usage: ~s~s~n~n~s~n",
- [ProgramName, usage_cmd_line(OptSpecList), usage_options(OptSpecList)]).
-
-
-%% @doc Show a message on stdout indicating the command line options and
-%% arguments that are supported by the program. The CmdLineTail argument
-%% is a string that is added to the end of the usage command line.
--spec usage([option_spec()], string(), string()) -> ok.
-usage(OptSpecList, ProgramName, CmdLineTail) ->
- io:format("Usage: ~s~s ~s~n~n~s~n",
- [ProgramName, usage_cmd_line(OptSpecList), CmdLineTail, usage_options(OptSpecList)]).
-
-
-%% @doc Show a message on stdout indicating the command line options and
-%% arguments that are supported by the program. The CmdLineTail and OptionsTail
-%% arguments are a string that is added to the end of the usage command line
-%% and a list of tuples that are added to the end of the options' help lines.
--spec usage([option_spec()], string(), string(), [{string(), string()}]) -> ok.
-usage(OptSpecList, ProgramName, CmdLineTail, OptionsTail) ->
- UsageOptions = lists:foldl(
- fun ({Prefix, Help}, Acc) ->
- add_option_help(Prefix, Help, Acc)
- end, usage_options_reverse(OptSpecList, []), OptionsTail),
- io:format("Usage: ~s~s ~s~n~n~s~n",
- [ProgramName, usage_cmd_line(OptSpecList), CmdLineTail,
- lists:flatten(lists:reverse(UsageOptions))]).
-
-
-%% @doc Return a string with the syntax for the command line options and
-%% arguments.
--spec usage_cmd_line([option_spec()]) -> string().
-usage_cmd_line(OptSpecList) ->
- usage_cmd_line(OptSpecList, []).
-
-usage_cmd_line([{Name, Short, Long, ArgSpec, _Help} | Tail], Acc) ->
- CmdLine =
- case ArgSpec of
- undefined ->
- if
- % For options with short form and no argument.
- Short =/= undefined ->
- [$\s, $[, $-, Short, $]];
- % For options with only long form and no argument.
- Long =/= undefined ->
- [$\s, $[, $-, $-, Long, $]];
- true ->
- []
- end;
- _ ->
- if
- % For options with short form and argument.
- Short =/= undefined ->
- [$\s, $[, $-, Short, $\s, $<, atom_to_list(Name), $>, $]];
- % For options with only long form and argument.
- Long =/= undefined ->
- [$\s, $[, $-, $-, Long, $\s, $<, atom_to_list(Name), $>, $]];
- % For options with neither short nor long form and argument.
- true ->
- [$\s, $<, atom_to_list(Name), $>]
- end
- end,
- usage_cmd_line(Tail, [CmdLine | Acc]);
-usage_cmd_line([], Acc) ->
- lists:flatten(lists:reverse(Acc)).
-
-
-%% @doc Return a string with the help message for each of the options and
-%% arguments.
--spec usage_options([option_spec()]) -> string().
-usage_options(OptSpecList) ->
- lists:flatten(lists:reverse(usage_options_reverse(OptSpecList, []))).
-
-usage_options_reverse([{Name, Short, Long, _ArgSpec, Help} | Tail], Acc) ->
- Prefix =
- case Long of
- undefined ->
- case Short of
- % Neither short nor long form (non-option argument).
- undefined ->
- [$<, atom_to_list(Name), $>];
- % Only short form.
- _ ->
- [$-, Short]
- end;
- _ ->
- case Short of
- % Only long form.
- undefined ->
- [$-, $- | Long];
- % Both short and long form.
- _ ->
- [$-, Short, $,, $\s, $-, $- | Long]
- end
- end,
- usage_options_reverse(Tail, add_option_help(Prefix, Help, Acc));
-usage_options_reverse([], Acc) ->
- Acc.
-
-
-%% @doc Add the help message corresponding to an option specification to a list
-%% with the correct indentation.
--spec add_option_help(Prefix :: string(), Help :: string(), Acc :: string()) -> string().
-add_option_help(Prefix, Help, Acc) when is_list(Help), Help =/= [] ->
- FlatPrefix = lists:flatten(Prefix),
- case ((?INDENTATION * ?TAB_LENGTH) - 2 - length(FlatPrefix)) of
- TabSize when TabSize > 0 ->
- Tab = lists:duplicate(ceiling(TabSize / ?TAB_LENGTH), $\t),
- [[$\s, $\s, FlatPrefix, Tab, Help, $\n] | Acc];
- _ ->
- % The indentation for the option description is 3 tabs (i.e. 24 characters)
- % IMPORTANT: Change the number of tabs below if you change the
- % value of the INDENTATION macro.
- [[$\t, $\t, $\t, Help, $\n], [$\s, $\s, FlatPrefix, $\n] | Acc]
- end;
-add_option_help(_Opt, _Prefix, Acc) ->
- Acc.
-
-
-
-%% @doc Return the smallest integral value not less than the argument.
--spec ceiling(float()) -> integer().
-ceiling(X) ->
- T = erlang:trunc(X),
- case (X - T) of
- % Neg when Neg < 0 ->
- % T;
- Pos when Pos > 0 ->
- T + 1;
- _ ->
- T
- end.
--
1.7.2.3

5
rebar.escript Normal file
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#!/usr/bin/env escript
%%! -noshell -noinput
main (Args) ->
rebar:main(Args).

1
sources
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aac17e212eadeea8362f01aa5e4130b3 basho-rebar-RELEASE-1-327-g90058c7.tar.gz