1UNAME_S := $(shell uname -s)
2ifeq ($(UNAME_S),Linux)
3	PYTHON ?= ../../python
4endif
5ifeq ($(UNAME_S),Darwin)
6	PYTHON ?= ../../python.exe
7endif
8VENVDIR ?= ./venv
9VENVPYTHON ?= $(VENVDIR)/bin/python
10CPYTHON ?= ../../Lib
11MYPY ?= mypy
12
13GRAMMAR = ../../Grammar/python.gram
14TOKENS = ../../Grammar/Tokens
15TESTFILE = data/cprog.py
16TIMEFILE = data/xxl.py
17TESTDIR = .
18TESTFLAGS = --short
19
20data/xxl.py:
21	$(PYTHON) -m zipfile -e data/xxl.zip data
22
23build: peg_extension/parse.c
24
25peg_extension/parse.c: $(GRAMMAR) $(TOKENS) pegen/*.py peg_extension/peg_extension.c ../../Parser/pegen.c ../../Parser/pegen_errors.c ../../Parser/string_parser.c ../../Parser/action_helpers.c ../../Parser/*.h pegen/grammar_parser.py
26	$(PYTHON) -m pegen -q c $(GRAMMAR) $(TOKENS) -o peg_extension/parse.c --compile-extension
27
28clean:
29	-rm -f peg_extension/*.o peg_extension/*.so peg_extension/parse.c
30	-rm -f data/xxl.py
31	-rm -rf $(VENVDIR)
32
33dump: peg_extension/parse.c
34	cat -n $(TESTFILE)
35	$(PYTHON) -c "from peg_extension import parse; import ast; t = parse.parse_file('$(TESTFILE)', mode=1); print(ast.dump(t))"
36
37regen-metaparser: pegen/metagrammar.gram pegen/*.py
38	$(PYTHON) -m pegen -q python pegen/metagrammar.gram -o pegen/grammar_parser.py
39
40# Note: These targets really depend on the generated shared object in peg_extension/parse.*.so but
41# this has different names in different systems so we are abusing the implicit dependency on
42# parse.c by the use of --compile-extension.
43
44.PHONY: test
45
46venv:
47	$(PYTHON) -m venv $(VENVDIR)
48	$(VENVPYTHON) -m pip install -U pip setuptools
49	$(VENVPYTHON) -m pip install -r requirements.pip
50	@echo "The venv has been created in the $(VENVDIR) directory"
51
52test: run
53
54run: peg_extension/parse.c
55	$(PYTHON) -c "from peg_extension import parse; t = parse.parse_file('$(TESTFILE)'); exec(t)"
56
57compile: peg_extension/parse.c
58	$(PYTHON) -c "from peg_extension import parse; t = parse.parse_file('$(TESTFILE)', mode=2)"
59
60parse: peg_extension/parse.c
61	$(PYTHON) -c "from peg_extension import parse; t = parse.parse_file('$(TESTFILE)', mode=1)"
62
63check: peg_extension/parse.c
64	$(PYTHON) -c "from peg_extension import parse; t = parse.parse_file('$(TESTFILE)', mode=0)"
65
66stats: peg_extension/parse.c data/xxl.py
67	$(PYTHON) -c "from peg_extension import parse; t = parse.parse_file('$(TIMEFILE)', mode=0); parse.dump_memo_stats()" >@data
68	$(PYTHON) scripts/joinstats.py @data
69
70time: time_compile
71
72time_compile: venv data/xxl.py
73	$(VENVPYTHON) scripts/benchmark.py --target=xxl compile
74
75time_parse: venv data/xxl.py
76	$(VENVPYTHON) scripts/benchmark.py --target=xxl parse
77
78time_peg_dir: venv
79	$(VENVPYTHON) scripts/test_parse_directory.py \
80		-d $(TESTDIR) \
81		$(TESTFLAGS) \
82		--exclude "*/failset/*" \
83		--exclude "*/failset/**" \
84		--exclude "*/failset/**/*"
85
86time_stdlib: $(CPYTHON) venv
87	$(VENVPYTHON) scripts/test_parse_directory.py \
88		-d $(CPYTHON) \
89		$(TESTFLAGS) \
90		--exclude "*/bad*" \
91		--exclude "*/lib2to3/tests/data/*"
92
93mypy: regen-metaparser
94	$(MYPY)  # For list of files, see mypy.ini
95
96format-python:
97	black pegen scripts
98
99format: format-python
100
101find_max_nesting:
102	$(PYTHON) scripts/find_max_nesting.py
103
104tags: TAGS
105
106TAGS: pegen/*.py test/test_pegen.py
107	etags pegen/*.py test/test_pegen.py
108