From e614c3d4318d9839744ad6074ad82fb84490cd5e Mon Sep 17 00:00:00 2001
From: johannst <johannes.stoelp@gmail.com>
Date: Wed, 9 Jun 2021 20:13:21 +0200
Subject: make: use builtin variables

---
 Makefile     | 6 +++---
 lib/Makefile | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/Makefile b/Makefile
index 08d4494..5c110ec 100644
--- a/Makefile
+++ b/Makefile
@@ -12,7 +12,7 @@ CXX      := $(PREFIX)g++
 CXXFLAGS := -g -O0 -Wall -Wextra -I.
 
 lib/libmatcha.a:
-	make -C lib ARCH=$(ARCH)
+	$(MAKE) -C lib ARCH=$(ARCH)
 .PHONY: lib/libmatcha.a
 
 %.o: %.cc
@@ -66,5 +66,5 @@ docker: docker/Dockerfile
 .PHONY: docker
 
 clean:
-	make -C lib clean
-	rm -f example/demo1 example/demo1.o
+	$(MAKE) -C lib clean
+	$(RM) example/demo1 example/demo1.o
diff --git a/lib/Makefile b/lib/Makefile
index aedd1d4..ab51aa8 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -34,7 +34,7 @@ libmatcha.a: $(OBJS)
 	$(AS) -c -o $@ $(ASFLAGS) $< 
 
 clean:
-	rm -f $(OBJS) $(DEPS)
-	rm -f libmatcha.a
+	$(RM) $(OBJS) $(DEPS)
+	$(RM) libmatcha.a
 
 -include $(DEPS)
-- 
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