Makefile edits

Makefile

@@ -2,16 +2,18 @@ CXX= clang++
 CXXFLAGS= --std=c++2a -O0 -g -pthread -DGP_TESTS -DFUZZ_STRENGTH=100000 -DNO_BENCH=0 -pedantic \
  -fprofile-instr-generate -fcoverage-mapping -Wno-unknown-attributes -fno-omit-frame-pointer \
 
+EVERY_USEFUL_FILE= $(shell find include/ -name "*.hpp" -type "f")
+EVERY_TEST_FILE= $(shell find tests/ -name "*.cpp" -type "f")
 # -fsanitize=address  -fsanitize-blacklist=blacklist.txt
 all: tests
 
 tests: bin/tests
 	LLVM_PROFILE_FILE="./bin/tests.profraw" ASAN_SYMBOLIZER_PATH=/usr/bin/llvm-symbolizer ./bin/tests
 	@llvm-profdata merge -sparse ./bin/tests.profraw -o ./bin/tests.profdata
-	@llvm-cov report ./bin/tests -instr-profile=./bin/tests.profdata $(wildcard include/*.hpp)
-	@llvm-cov report ./bin/tests -instr-profile=./bin/tests.profdata $(wildcard include/*.hpp) | tail -n 1 | tr -s " " | sed -e 's/ /,/g' -- | awk -F "," '{print $$9}' | sed -e 's/^/Untested lines: /g'
+	@llvm-cov report ./bin/tests -instr-profile=./bin/tests.profdata $(EVERY_USEFUL_FILE)
+	@llvm-cov report ./bin/tests -instr-profile=./bin/tests.profdata $(EVERY_USEFUL_FILE) | tail -n 1 | tr -s " " | sed -e 's/ /,/g' -- | awk -F "," '{print $$9}' | sed -e 's/^/Untested lines: /g'
 
-bin/tests: tests.cpp $(wildcard tests/*.cpp) $(wildcard include/*.hpp) ./tests/test_scaffold.h
+bin/tests: tests.cpp $(EVERY_TEST_FILE) $(EVERY_USEFUL_FILE) ./tests/test_scaffold.h
 	@mkdir -p $(@D)
 	$(CXX) $(CXXFLAGS) -Itests -Iinclude tests.cpp -o $@