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#!/usr/bin/env python
# Copyright (C) 2016 g10 Code GmbH
# Copyright (C) 2004 Igor Belyi <belyi@users.sourceforge.net>
# Copyright (C) 2002 John Goerzen <jgoerzen@complete.org>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
from distutils.core import setup, Extension
import os, os.path, sys
import glob
import subprocess
# Out-of-tree build of the gpg bindings.
gpg_error_config = ["gpg-error-config"]
gpgme_config_flags = ["--thread=pthread"]
gpgme_config = ["gpgme-config"] + gpgme_config_flags
gpgme_h = ""
include_dirs = [os.getcwd()]
library_dirs = []
in_tree = False
extra_swig_opts = []
extra_macros = dict()
if os.path.exists("../../src/gpgme-config"):
# In-tree build.
in_tree = True
gpgme_config = ["../../src/gpgme-config"] + gpgme_config_flags
gpgme_h = "../../src/gpgme.h"
library_dirs = ["../../src/.libs"] # XXX uses libtool internals
extra_macros.update(
HAVE_CONFIG_H=1,
HAVE_DATA_H=1,
IN_TREE_BUILD=1,
)
if hasattr(subprocess, "DEVNULL"):
devnull = subprocess.DEVNULL
else:
devnull = open(os.devnull, "w")
try:
subprocess.check_call(gpg_error_config + ['--version'],
stdout=devnull)
except:
sys.exit("Could not find gpg-error-config. " +
"Please install the libgpg-error development package.")
try:
subprocess.check_call(gpgme_config + ['--version'],
stdout=devnull)
except:
sys.exit("Could not find gpgme-config. " +
"Please install the libgpgme development package.")
def getconfig(what, config=gpgme_config):
confdata = subprocess.Popen(config + ["--%s" % what],
stdout=subprocess.PIPE).communicate()[0]
return [x for x in confdata.decode('utf-8').split() if x != '']
version = version_raw = getconfig("version")[0]
if '-' in version:
version = version.split('-')[0]
major, minor, patch = map(int, version.split('.'))
if not (major > 1 or (major == 1 and minor >= 7)):
sys.exit('Need at least GPGME version 1.7, found {}.'.format(version_raw))
if not gpgme_h:
gpgme_h = os.path.join(getconfig("prefix")[0], "include", "gpgme.h")
gpg_error_prefix = getconfig("prefix", config=gpg_error_config)[0]
gpg_error_h = os.path.join(gpg_error_prefix, "include", "gpg-error.h")
if not os.path.exists(gpg_error_h):
gpg_error_h = \
glob.glob(os.path.join(gpg_error_prefix, "include",
"*", "gpg-error.h"))[0]
print("Building python gpg module using {} and {}.".format(gpgme_h, gpg_error_h))
# Cleanup gpgme.h from deprecated functions and typedefs.
subprocess.check_call([sys.executable, "gpgme-h-clean.py", gpgme_h],
stdout=open("gpgme.h", "w"))
subprocess.check_call([sys.executable, "gpgme-h-clean.py", gpg_error_h],
stdout=open("errors.i", "w"))
define_macros = []
libs = getconfig('libs')
# Define extra_macros for both the SWIG and C code
for k, v in extra_macros.items():
extra_swig_opts.append("-D{0}={1}".format(k, v))
define_macros.append((k, str(v)))
for item in getconfig('cflags'):
if item.startswith("-I"):
include_dirs.append(item[2:])
elif item.startswith("-D"):
defitem = item[2:].split("=", 1)
if len(defitem)==2:
define_macros.append((defitem[0], defitem[1]))
else:
define_macros.append((defitem[0], None))
# Adjust include and library locations in case of win32
uname_s = os.popen("uname -s").read()
if uname_s.startswith("MINGW32"):
mnts = [x.split()[0:3:2] for x in os.popen("mount").read().split("\n") if x]
tmplist = sorted([(len(x[1]), x[1], x[0]) for x in mnts])
tmplist.reverse()
extra_dirs = []
for item in include_dirs:
for ln, mnt, tgt in tmplist:
if item.startswith(mnt):
item = os.path.normpath(item[ln:])
while item[0] == os.path.sep:
item = item[1:]
extra_dirs.append(os.path.join(tgt, item))
break
include_dirs += extra_dirs
for item in [x[2:] for x in libs if x.startswith("-L")]:
for ln, mnt, tgt in tmplist:
if item.startswith(mnt):
item = os.path.normpath(item[ln:])
while item[0] == os.path.sep:
item = item[1:]
library_dirs.append(os.path.join(tgt, item))
break
# We build an Extension using SWIG, which generates a Python module.
# By default, the 'build_py' step is run before 'build_ext', and
# therefore the generated Python module is not copied into the build
# directory.
# Bug: http://bugs.python.org/issue1016626
# Workaround:
# http://stackoverflow.com/questions/12491328/python-distutils-not-include-the-swig-generated-module
from distutils.command.build import build
class BuildExtFirstHack(build):
def run(self):
self.run_command('build_ext')
build.run(self)
swige = Extension("gpg._gpgme", ["gpgme.i", "helpers.c"],
swig_opts = ['-py3', '-builtin', '-threads',
'-outdir', 'gpg'] + extra_swig_opts,
include_dirs = include_dirs,
define_macros = define_macros,
library_dirs = library_dirs,
extra_link_args = libs)
setup(name="gpg",
cmdclass={'build': BuildExtFirstHack},
version="@VERSION@",
description='Python bindings for GPGME GnuPG cryptography library',
# XXX add a long description
#long_description=long_description,
author='The GnuPG hackers',
author_email='gnupg-devel@gnupg.org',
url='https://www.gnupg.org',
ext_modules=[swige],
packages = ['gpg', 'gpg.constants', 'gpg.constants.data',
'gpg.constants.keylist', 'gpg.constants.sig'],
license="LGPL2.1+ (the library), GPL2+ (tests and examples)",
classifiers=[
'Development Status :: 4 - Beta',
'Intended Audience :: Developers',
'License :: OSI Approved :: GNU Lesser General Public License v2 or later (LGPLv2+)',
'Programming Language :: Python :: 2',
'Programming Language :: Python :: 2.7',
'Programming Language :: Python :: 3',
'Programming Language :: Python :: 3.4',
'Programming Language :: Python :: 3.5',
'Programming Language :: Python :: 3.6',
'Operating System :: POSIX',
'Operating System :: Microsoft :: Windows',
'Topic :: Communications :: Email',
'Topic :: Security :: Cryptography',
],
)
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