fuzz: use Python 3 in makefile
As in the previous patch, I copied the snippet defining `PYTHON` from
the root Makefile.
Differential Revision: https://phab.mercurial-scm.org/D10252
--- a/contrib/fuzz/Makefile Mon Mar 22 13:21:12 2021 -0700
+++ b/contrib/fuzz/Makefile Mon Mar 22 15:29:05 2021 -0700
@@ -10,6 +10,15 @@
# OSS-Fuzz will define its own value for LIB_FUZZING_ENGINE.
LIB_FUZZING_ENGINE ?= standalone_fuzz_target_runner.o
+# Default to Python 3.
+#
+# Windows ships Python 3 as `python.exe`, which may not be on PATH. py.exe is.
+ifeq ($(OS),Windows_NT)
+PYTHON?=py -3
+else
+PYTHON?=python3
+endif
+
PYTHON_CONFIG ?= $$OUT/sanpy/bin/python-config
PYTHON_CONFIG_FLAGS ?= --ldflags --embed
@@ -20,7 +29,7 @@
standalone_fuzz_target_runner.o: standalone_fuzz_target_runner.cc
$$OUT/%_fuzzer_seed_corpus.zip: %_corpus.py
- python $< $@
+ $(PYTHON) $< $@
pyutil.o: pyutil.cc pyutil.h
$(CXX) $(CXXFLAGS) -g -O1 \