From b6b3111b338b7e1d3ad9a1476e90ea106b7d73ef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Hoguin?= <essen@ninenines.eu>
Date: Thu, 6 Feb 2020 12:18:38 +0100
Subject: Copy src/$(PROJECT).appup to ebin/ on build if any

---
 core/erlc.mk     |  3 +++
 test/core_app.mk | 25 +++++++++++++++++++++++++
 2 files changed, 28 insertions(+)

diff --git a/core/erlc.mk b/core/erlc.mk
index d102cd0..12f69e2 100644
--- a/core/erlc.mk
+++ b/core/erlc.mk
@@ -331,6 +331,9 @@ else
 		| sed "s/{id,[[:space:]]*\"git\"}/{id, \"$(subst /,\/,$(GITDESCRIBE))\"}/" \
 		> ebin/$(PROJECT).app
 endif
+ifneq ($(wildcard src/$(PROJECT).appup),)
+	$(verbose) cp src/$(PROJECT).appup ebin/
+endif
 
 clean:: clean-app
 
diff --git a/test/core_app.mk b/test/core_app.mk
index 3ab6c72..553f331 100644
--- a/test/core_app.mk
+++ b/test/core_app.mk
@@ -27,6 +27,31 @@ core-app-appsrc-change: init
 	$t rm $(APP)/EXPECT
 endif
 
+core-app-appup: init
+
+	$i "Bootstrap a new OTP library named $(APP)"
+	$t mkdir $(APP)/
+	$t cp ../erlang.mk $(APP)/
+	$t $(MAKE) -C $(APP) -f erlang.mk bootstrap-lib $v
+
+	$i "Generate a .appup file"
+	$t touch $(APP)/src/$(APP).appup
+
+	$i "Build the application"
+	$t $(MAKE) -C $(APP) $v
+
+	$i "Check that the appup file was copied into ebin/"
+	$t test -f $(APP)/ebin/$(APP).appup
+
+	$i "Clean the application"
+	$t $(MAKE) -C $(APP) clean $v
+
+	$i "Check that the source file still exists"
+	$t test -f $(APP)/src/$(APP).appup
+
+	$i "Check that the file copied into ebin/ was removed"
+	$t test ! -e $(APP)/ebin/$(APP).appup
+
 core-app-asn1: init
 
 	$i "Bootstrap a new OTP library named $(APP)"
-- 
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