Initial commit, basic lexer structure

Makefile

@@ -0,0 +1,42 @@
+.PHONY: all clean clean-objects run sanitize validate
+
+CC=clang
+LD=clang
+CFLAGS=-Wall -Wextra -Wpedantic -O0 -g3 -std=c23 -fno-omit-frame-pointer -fno-optimize-sibling-calls
+LDFLAGS?=
+
+SOURCES = $(shell find src/ -type f -name '*.c')
+OBJECTS = $(SOURCES:.c=.o)
+DEPENDENCIES = $(SOURCES:.c=.d)
+TARGET?=oas
+OUTPUTS=oas oas-asan oas-msan
+RUNARGUMENTS=-tokens test.asm
+
+all: $(TARGET)
+	
+
+run: $(TARGET)
+	./$(TARGET) $(RUNARGUMENTS)
+
+sanitize:
+	make CFLAGS="$(CFLAGS) -fsanitize=address,undefined" LDFLAGS="-fsanitize=address,undefined" TARGET="oas-asan" clean-objects all
+	make CFLAGS="$(CFLAGS) -fsanitize=memory -fsanitize-memory-track-origins=2" LDFLAGS="-fsanitize=memory -fsanitize-memory-track-origins=2" TARGET="oas-msan" clean-objects all 
+	make clean-objects
+
+validate:
+	./validate.sh
+
+$(TARGET): $(OBJECTS)
+	$(LD) $(LDFLAGS) -o $@ $^
+
+%.o: %.c
+	$(CC) $(CFLAGS) -MMD -MP -c $< -o $@
+
+-include $(DEPENDENCIES)
+
+clean-objects:
+	rm -f $(OBJECTS) $(DEPENDENCIES)
+
+clean: clean-objects
+	rm -f $(TARGET) $(OUTPUTS)
+	rm -rf reports/