From a67ce27ac17234aae720ec159ef6eb733a30f716 Mon Sep 17 00:00:00 2001
From: Tristan Sloughter <t@crashfast.com>
Date: Sat, 11 Jul 2015 16:14:49 -0500
Subject: add comment for global apply_profiles and log message for bad
 bootstrap lock file

---
 bootstrap           | 1 +
 src/rebar_state.erl | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/bootstrap b/bootstrap
index 4e85d20..e35445c 100755
--- a/bootstrap
+++ b/bootstrap
@@ -285,6 +285,7 @@ get_deps() ->
     case file:consult("rebar.lock") of
         {ok, [[]]} ->
             %% Something went wrong in a previous build, lock file shouldn't be empty
+            io:format("Empty list in lock file, deleting rebar.lock~n"),
             ok = file:delete("rebar.lock"),
             {ok, Config} = file:consult("rebar.config"),
             proplists:get_value(deps, Config);
diff --git a/src/rebar_state.erl b/src/rebar_state.erl
index 4b8a282..1e0abc5 100644
--- a/src/rebar_state.erl
+++ b/src/rebar_state.erl
@@ -290,6 +290,9 @@ apply_profiles(State, [default]) ->
     State;
 apply_profiles(State=#state_t{default = Defaults, current_profiles=CurrentProfiles}, Profiles) ->
     AppliedProfiles = case Profiles of
+                          %% Head of list global profile is special, only for use by rebar3
+                          %% It does not clash if a user does `rebar3 as global...` but when
+                          %% it is the head we must make sure not to prepend `default`
                           [global | _] ->
                               Profiles;
                           _ ->
-- 
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