2 files changed, 10 insertions, 5 deletions

diff --git a/config.mk b/config.mk
new file mode 100644
index 0000000..c718b91
--- /dev/null
+++ b/config.mk
@@ -0,0 +1 @@
+CPPFLAGS=-Wall -Werror -std=c++20 -pedantic -O2
diff --git a/makefile b/makefile
index 7723923..c5161ac 100644
--- a/makefile
+++ b/makefile
@@ -1,18 +1,22 @@
 .PHONY: all clean
 
+include config.mk
+
 BIN=bin/srcut
-OBJS+=obj/srcut.o
-HEADER=${wildcard include/*.hpp}
+OBJS=obj/srcut.o
 
 CPPFLAGS=-Wall -Werror -std=c++20 -pedantic -Iinclude -O2
 
 all: $(BIN)
 
-$(BIN): $(OBJS)
+$(BIN): $(OBJS) | bin
         c++ -o $@ $(OBJS)
 
-obj/%.o: src/%.cpp $(HEADER)
+obj/%.o: src/%.cpp | obj
         c++ -o $@ $(CPPFLAGS) -c $<
 
+bin obj:
+        mkdir -p $@
+
 clean:
-        rm -f obj/* bin/*
+        rm -rf obj bin