From da3d8a69cc6467dcb63348dfa02bc4b98f528ca4 Mon Sep 17 00:00:00 2001
From: Tristan Sloughter <t@crashfast.com>
Date: Mon, 7 Sep 2015 20:03:08 -0500
Subject: add providers 'local upgrade' and 'local install' for
 installing/upgrading

---
 src/rebar3.erl | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

(limited to 'src/rebar3.erl')

diff --git a/src/rebar3.erl b/src/rebar3.erl
index 5233f8e..aae9ec0 100644
--- a/src/rebar3.erl
+++ b/src/rebar3.erl
@@ -26,7 +26,8 @@
 %% -------------------------------------------------------------------
 -module(rebar3).
 
--export([main/1,
+-export([main/0,
+         main/1,
          run/1,
          run/2,
          global_option_spec_list/0,
@@ -42,6 +43,12 @@
 %% Public API
 %% ====================================================================
 
+%% For running with:
+%% erl +sbtu +A0 -noinput -mode minimal -boot start_clean -s rebar3 main -extra "$@"
+main() ->
+    List = init:get_plain_arguments(),
+    main(List).
+
 %% escript Entry point
 -spec main(list()) -> no_return().
 main(Args) ->
@@ -146,7 +153,14 @@ init_config() ->
     %% resources out of the escript
     State1 = try
                  ScriptName = filename:absname(escript:script_name()),
-                 rebar_state:escript_path(State, ScriptName)
+                 %% Running with 'erl -s rebar3 main' still sets a name for some reason
+                 %% so verify it is a real file
+                 case filelib:is_regular(ScriptName) of
+                     true ->
+                         rebar_state:escript_path(State, ScriptName);
+                     false ->
+                         State
+                 end
              catch
                  _:_ ->
                      State
-- 
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