Commit c23282d8 authored by Stefan Behnel's avatar Stefan Behnel

make pyxbuild.py Py3 compatible with .c compile fallback if Cython import fails

parent af51810b
......@@ -4,13 +4,18 @@ the installed distutils infrastructure. Call:
out_fname = pyx_to_dll("foo.pyx")
"""
import os
import sys
import distutils
from distutils.dist import Distribution
from distutils.errors import DistutilsArgError, DistutilsError, CCompilerError
from distutils.extension import Extension
from distutils.util import grok_environment_error
from Cython.Distutils import build_ext
try:
from Cython.Distutils import build_ext
HAS_CYTHON = True
except ImportError:
HAS_CYTHON = False
import shutil
DEBUG = 0
......@@ -25,6 +30,8 @@ def pyx_to_dll(filename, ext = None, force_rebuild = 0,
if not ext:
modname, extension = os.path.splitext(name)
assert extension in (".pyx", ".py"), extension
if not HAS_CYTHON:
filename = filename[:-len(extension)] + '.c'
ext = Extension(name=modname, sources=[filename])
if not pyxbuild_dir:
......@@ -37,23 +44,24 @@ def pyx_to_dll(filename, ext = None, force_rebuild = 0,
args = [quiet, "build_ext"]
if force_rebuild:
args.append("--force")
if build_in_temp:
if HAS_CYTHON and build_in_temp:
args.append("--pyrex-c-in-temp")
dist = Distribution({"script_name": None, "script_args": args})
if not dist.ext_modules:
dist.ext_modules = []
dist.ext_modules.append(ext)
if HAS_CYTHON:
dist.cmdclass = {'build_ext': build_ext}
build = dist.get_command_obj('build')
build.build_base = pyxbuild_dir
try:
ok = dist.parse_command_line()
except DistutilsArgError, msg:
except DistutilsArgError:
raise
if DEBUG:
print "options (after parsing command line):"
print("options (after parsing command line):")
dist.dump_option_dicts()
assert ok
......@@ -62,22 +70,23 @@ def pyx_to_dll(filename, ext = None, force_rebuild = 0,
dist.run_commands()
return dist.get_command_obj("build_ext").get_outputs()[0]
except KeyboardInterrupt:
raise SystemExit, "interrupted"
except (IOError, os.error), exc:
sys.exit(1)
except (IOError, os.error):
exc = sys.exc_info()[1]
error = grok_environment_error(exc)
if DEBUG:
sys.stderr.write(error + "\n")
raise
else:
raise RuntimeError, error
raise RuntimeError(error)
except (DistutilsError,
CCompilerError), msg:
except (DistutilsError, CCompilerError):
if DEBUG:
raise
else:
raise RuntimeError(repr(msg))
exc = sys.exc_info()[1]
raise RuntimeError(repr(exc))
if __name__=="__main__":
pyx_to_dll("dummy.pyx")
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment