From 8b36b290c0901a9da72275ed0a7b2616980ed0e1 Mon Sep 17 00:00:00 2001
From: Joe DeVivo <joe@devivo.com>
Date: Sun, 12 Jul 2015 07:45:18 -0700
Subject: Added {cmd, Cmd} to version attribute.

Whatever CMD returns will be the version number
---
 src/rlx_config.erl | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/rlx_config.erl b/src/rlx_config.erl
index 1f441ed..0ee3543 100644
--- a/src/rlx_config.erl
+++ b/src/rlx_config.erl
@@ -299,5 +299,8 @@ parse_vsn(Vsn) when Vsn =:= semver ; Vsn =:= "semver" ->
 parse_vsn({semver, Prefix}) ->
     {ok, V} = ec_git_vsn:vsn({Prefix}),
     V;
+parse_vsn({cmd, Command}) ->
+    V = os:cmd(Command),
+    V;
 parse_vsn(Vsn) ->
     Vsn.
-- 
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