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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:
import_cffi.py <path-to-cffi>
"""
import sys, py
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 main(cffi_dir):
cffi_dir = py.path.local(cffi_dir)
rootdir = py.path.local(__file__).join('..', '..', '..')
cffi_dest = rootdir / 'lib_pypy' / 'cffi'
cffi_dest.ensure(dir=1)
test_dest = rootdir / 'extra_tests' / 'cffi_tests'
test_dest.ensure(dir=1)
for p in (list(cffi_dir.join('cffi').visit(fil='*.py')) +
list(cffi_dir.join('cffi').visit(fil='*.h'))):
cffi_dest.join('..', p.relto(cffi_dir)).write(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(''.join(mangle(p.readlines(), p.ext)))
if __name__ == '__main__':
if len(sys.argv) != 2:
print __doc__
sys.exit(2)
main(sys.argv[1])
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