From 10ffd2d2ee7bb22a59f1ff8a0a35c63e2696bc6b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jean-S=C3=A9bastien=20P=C3=A9dron?=
 <jean-sebastien@rabbitmq.com>
Date: Thu, 20 Oct 2016 16:33:22 +0200
Subject: Support PROJECT_APP_EXTRA_KEYS to add keys to the .app file

This allows to add standard keys which do not have a corresponding
`PROJECT_` Makefile variable, as well as non-standard keys.
---
 core/erlc.mk | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'core/erlc.mk')

diff --git a/core/erlc.mk b/core/erlc.mk
index 71068ef..d2fd88b 100644
--- a/core/erlc.mk
+++ b/core/erlc.mk
@@ -68,7 +68,7 @@ define app_file
 	{modules, [$(call comma_list,$(2))]},
 	{registered, []},
 	{applications, [$(call comma_list,kernel stdlib $(OTP_DEPS) $(LOCAL_DEPS) $(DEPS))]},
-	{env, $(subst \,\\,$(PROJECT_ENV))}
+	{env, $(subst \,\\,$(PROJECT_ENV))}$(if $(findstring {,$(PROJECT_APP_EXTRA_KEYS)),$(comma)$(newline)$(tab)$(subst \,\\,$(PROJECT_APP_EXTRA_KEYS)),)
 ]}.
 endef
 else
@@ -81,7 +81,7 @@ define app_file
 	{registered, [$(call comma_list,$(PROJECT)_sup $(PROJECT_REGISTERED))]},
 	{applications, [$(call comma_list,kernel stdlib $(OTP_DEPS) $(LOCAL_DEPS) $(DEPS))]},
 	{mod, {$(PROJECT_MOD), []}},
-	{env, $(subst \,\\,$(PROJECT_ENV))}
+	{env, $(subst \,\\,$(PROJECT_ENV))}$(if $(findstring {,$(PROJECT_APP_EXTRA_KEYS)),$(comma)$(newline)$(tab)$(subst \,\\,$(PROJECT_APP_EXTRA_KEYS)),)
 ]}.
 endef
 endif
-- 
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