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Nicolas Iooss 9140de74cf libselinux, libsemanage: use Python-specific .so extension
The Makefiles currently install the Python wrapper libraries using .so
suffix (_selinux.so, audit2why.so and _semanage.so). Even though this
works well with CPython 2 and 3, PyPy fails to find these files because
it is looking for files with a specific version token in the suffix (eg.
_selinux.pypy-41.so).

This suffix is advertised by the imp module. Here is the result of
'import imp;print([s for s, m, t in imp.get_suffixes() if t ==
imp.C_EXTENSION])' for several Python versions:

    Python 2.7.12: ['.so', 'module.so']
    Python 3.5.2: ['.cpython-35m-x86_64-linux-gnu.so', '.abi3.so', '.so']
    PyPy 5.4.1 (Python 2.7.10): ['.pypy-41.so']
    PyPy3 5.5.0-alpha0 (Python 3.3.5): ['.pypy3-55.so', '.pypy3-55.so']

Define the name of the installed Python-C extension using the first
extension of these lists, in order to make the Python extensions
compatible with pypy.

When building the Python wrappers for PyPy and PyPy3 on Linux, the
following environment variables need to be set (PyPy does not provide a
pkg-config file nor a platform-agnostic way to build the string
"-lpypy-c"):

    PYTHON=pypy (or PYTHON=pypy3)
    PYINC=-I$($PYTHON -c 'import sys;print(sys.prefix)')/include
    PYLIBS=-lpypy-c (or PYLIBS= if LDFLAGS does not have
        -Wl,-no-undefined)

Signed-off-by: Nicolas Iooss <nicolas.iooss@m4x.org>
2016-11-18 08:52:38 -05:00
checkpolicy Drop ChangeLog files 2016-11-16 12:10:58 -05:00
dbus Add stub make test targets to new subdirs 2016-11-16 11:20:05 -05:00
gui Add stub make test targets to new subdirs 2016-11-16 11:20:05 -05:00
libselinux libselinux, libsemanage: use Python-specific .so extension 2016-11-18 08:52:38 -05:00
libsemanage libselinux, libsemanage: use Python-specific .so extension 2016-11-18 08:52:38 -05:00
libsepol expand_terule_helper: cleanups 2016-11-17 16:41:45 -05:00
mcstrans mcstrans: fix global "make install" 2016-11-17 16:49:24 -05:00
policycoreutils Drop ChangeLog files 2016-11-16 12:10:58 -05:00
python Drop ChangeLog files 2016-11-16 12:10:58 -05:00
restorecond restorecond: Add gitignore 2016-11-16 11:20:05 -05:00
sandbox sandbox: make test not fail on systems without SELinux 2016-11-17 16:44:57 -05:00
scripts Fix release script 2016-11-16 11:19:51 -05:00
secilc Drop ChangeLog files 2016-11-16 12:10:58 -05:00
semodule-utils semodule-utils: Drop -lselinux from Makefiles. 2016-11-16 11:19:51 -05:00
.gitignore restorecond: Add gitignore 2016-11-16 11:20:05 -05:00
CleanSpec.mk Add empty top level Android.mk / CleanSpec.mk files 2015-04-16 07:54:09 -04:00
Makefile Build mcstrans. 2016-11-16 11:19:50 -05:00
README Add redhat-rpm-config as a build dependency on Fedora. 2016-05-04 15:54:27 -04:00

Please submit all bug reports and patches to selinux@tycho.nsa.gov.
Subscribe via selinux-join@tycho.nsa.gov.

Build dependencies on Fedora:
yum install audit-libs-devel bison bzip2-devel dbus-devel dbus-glib-devel flex flex-devel flex-static glib2-devel libcap-devel libcap-ng-devel pam-devel pcre-devel python-devel setools-devel swig ustr-devel xmlto redhat-rpm-config

To build and install everything under a private directory, run:
make DESTDIR=~/obj install install-pywrap

To install as the default system libraries and binaries
(overwriting any previously installed ones - dangerous!),
on x86_64, run:
make LIBDIR=/usr/lib64 SHLIBDIR=/lib64 install install-pywrap relabel
or on x86 (32-bit), run:
make install install-pywrap relabel

This may render your system unusable if the upstream SELinux userspace
lacks library functions or other dependencies relied upon by your
distribution.  If it breaks, you get to keep both pieces.