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#!/usr/bin/env python
""" A simple tool for importing the cffi version into pypy, should sync
whatever version you provide. Usage:
python3.9 pypy/tool/import_cffi.py <path-to-cffi>
"""
from __future__ import print_function
import sys, pathlib
def mangle(lines, ext):
if ext == '.py':
yield "# Generated by pypy/tool/import_cffi.py\n"
for line in lines:
line = line.replace('from testing', 'from extra_tests.cffi_tests')
yield line
elif ext in ('.c', '.h'):
yield "/* Generated by pypy/tool/import_cffi.py */\n"
for line in lines:
yield line
else:
raise AssertionError(ext)
def fixeol(s):
s = s.replace('\r\n', '\n')
return s
def main(cffi_dir):
cffi_dir = pathlib.Path(cffi_dir)
rootdir = pathlib.Path(__file__).parent.parent.parent
cffi_dest = rootdir / 'lib_pypy' / 'cffi'
cffi_dest.mkdir(exist_ok=True)
test_dest = rootdir / 'extra_tests' / 'cffi_tests'
test_dest.ensure(dir=1)
for p in (list(cffi_dir.join('src', 'cffi').visit(fil='*.py')) +
list(cffi_dir.join('src', 'cffi').visit(fil='*.h'))):
cffi_dest.join(p.relto(cffi_dir.join('src', 'cffi'))).write_binary(fixeol(p.read()))
for p in (list(cffi_dir.join('testing').visit(fil='*.py')) +
list(cffi_dir.join('testing').visit(fil='*.h')) +
list(cffi_dir.join('testing').visit(fil='*.c'))):
path = test_dest.join(p.relto(cffi_dir.join('testing')))
path.join('..').ensure(dir=1)
path.write_binary(fixeol(''.join(mangle(p.readlines(), p.ext))))
path = test_dest.join('test_c.py')
path.write_binary(fixeol(cffi_dir.join('src', 'c', 'test_c.py').read()))
#
# hack around a little bit...
os.system("cd '%s' && patch -p0 < pypy/tool/import_cffi.patch" % str(rootdir))
if __name__ == '__main__':
if sys.version_info < (3, 0):
print(__doc__)
print("must not use python2")
sys.exit(2)
if len(sys.argv) != 2:
print(__doc__)
sys.exit(2)
if not os.path.exists(sys.argv[1]):
print(__doc__)
print("'%s' is not a valid path" % sys.argv[1])
sys.exit(2)
main(sys.argv[1])
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