fuzzers: Use make directly when VERBOSE=Y

Signed-off-by: Tim 'mithro' Ansell <me@mith.ro>

.gitignore

@@ -1,11 +1,10 @@
 /env/
 /build/
+/logs/
 /database/
 .Xil
 **/specimen_*
 **/output
 run.ok
-stderr.*.log
-stdout.*.log
 __pycache__
 *.pyc

fuzzers/Makefile

@@ -23,14 +23,26 @@ all: $(1)/run.ok
 # Make the clean target run `make clean` in the fuzzer's directory.
 clean::
 	$$(MAKE) -C $(1) clean
-	rm -f $(1)/*.log
+	rm -rf $(1)/logs
 
 # Describe how to create the fuzzer's run.ok file.
 # This command must start with a + to tell make to pass the jobserver
 # parameters downwards.
+ifeq ($(VERBOSE),Y)
+
+# When verbose we just call make directory
+$(1)/run.ok: $(addsuffix /run.ok,$(2))
+	$(MAKE) $(1)
+
+else
+
+# When not verbose, we use the run_fuzzer wrapper which will save the results
+# to log files.
 $(1)/run.ok: $(addsuffix /run.ok,$(2))
 	+@$(SELF_DIR)/run_fuzzer.py $(1)
 
+endif
+
 endef
 
 $(eval $(call fuzzer,000-init-db,))