add header files and Makefile as compilation dependencies

frederic-mahe · Feb 20, 2024 · 1ba6047 · 1ba6047
1 parent cb98b1b
commit 1ba6047
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/Makefile b/Makefile
@@ -30,10 +30,12 @@ SPECIFIC := -O3 -DNDEBUG -flto
 
 objects  := $(patsubst %.cpp, %.o, $(wildcard src/*.cpp))
 
-%.o: %.cpp
+dependencies := Makefile $(wildcard src/*.h)
+
+%.o: %.cpp $(dependencies)
 	$(CXX) $(CXXFLAGS) $(SPECIFIC) -c $< -o $@
 
-$(PROG): $(objects)
+$(PROG): $(objects) $(dependencies)
 	$(CXX) $(CXXFLAGS) $(SPECIFIC) -o $@ $(objects) $(LIBS)
 
 all: $(PROG)