make various binary distributions

Author: meilof

.gitignore

@@ -8,3 +8,5 @@ build.sh
 depends/qaptools/build/
 examples/pysnark_*
 examples/out
+MANIFEST.in
+qaptools/*

README.md

@@ -53,7 +53,7 @@ Build and install PySNARK (assuming `python` is Python 3):
 python setup.py install
 ```
 
-To disable the qaptools backend, use `--disable-qaptools`. To disable the libsnark backend, use `--disable-libsnark`. To specify locations of precompiled qaptools binaries (e.g., for Windows), use `--qaptools=bin=<dir>`. Any CMake arguments (`-D...`), for example, for libsnark, can be given direcly on the above command line. For example, on Mac OS X I use `python3 setup.py install -DCMAKE_PREFIX_PATH=/usr/local/Cellar/openssl/1.0.2s -DCMAKE_SHARED_LINKER_FLAGS=-L/usr/local/Cellar/openssl/1.0.2s/lib -DWITH_PROCPS=OFF -DWITH_SUPERCOP=OFF -DOPT_FLAGS=-std=c++11`.
+To disable the qaptools backend, use `--disable-qaptools`. To disable the libsnark backend, use `--disable-libsnark`. To specify locations of precompiled qaptools binaries (e.g., for Windows), use `--qaptools=bin=<dir>`. Any CMake arguments (`-D...`), for example, for libsnark, can be given direcly on the above command line. For example, on Mac OS X I use `python3 setup.py install -DCMAKE_PREFIX_PATH=/usr/local/Cellar/openssl/1.0.2t -DCMAKE_SHARED_LINKER_FLAGS=-L/usr/local/Cellar/openssl/1.0.2t/lib -DWITH_PROCPS=OFF -DWITH_SUPERCOP=OFF -DOPT_FLAGS=-std=c++11`.
 
 
 ## Using PySNARK (libsnark backend)

setup.py

@@ -4,10 +4,12 @@
 # and https://github.com/m-pilia/disptools/blob/master/python_c_extension/CMakeLists.txt
 
 import os
+import os.path
 import shutil
 import subprocess
 import sys
 
+import setuptools.command.egg_info
 from setuptools import setup, Extension
 from setuptools.command.build_ext import build_ext
 
@@ -23,6 +25,9 @@
 if "--disable-libsnark" in sys.argv:
     disable_libsnark = True
     sys.argv.remove("--disable-libsnark")
+if not os.path.isfile("depends/python-libsnark/CMakeLists.txt"):
+    print("*** depends/python-libsnark/CMakeLists.txt not found, disabling libsnark backend")
+    disable_libsnark = True
 
 disable_qaptools = False
 if "--disable-qaptools" in sys.argv:
@@ -36,6 +41,29 @@
         sys.argv.remove(i)
         break
 
+if qaptools_bin is None and os.path.isfile("qaptools/qapgen" + (".exe" if os.name=="nt" else "")):
+    print("*** Using detected qaptools in qaptools/")
+    qaptools_bin="qaptools"
+    
+if qaptools_bin is None and not os.path.isfile("depends/qaptools/CMakeLists.txt"):
+    print("*** depends/qaptools/CMakeLists.txt not found, disabling libsnark backend")
+    disable_qaptools = True
+    
+# write manifest
+print("writing MANIFEST.in")
+mfest = open("MANIFEST.in", "w")
+print("recursive-include examples *.py", file=mfest)
+print("include examples/binarycircuit_example.txt", file=mfest)
+if not disable_qaptools:
+    if qaptools_bin:
+        print("recursive-include", qaptools_bin, "*", file=mfest)
+    else:
+        print("recursive-include depends/qaptools *", file=mfest)
+if not disable_libsnark: print("recursive-include depends/python-libsnark *", file=mfest)
+print("include LICENSE.md", file=mfest)
+mfest.close()
+
+        
 def use_qaptools_bins(target):
     apps = ['qapgen', 'qapgenf', 'qapinput', 'qapcoeffcache', 'qapprove', 'qapver']
     exefix = '.exe' if os.name == 'nt' else ''
@@ -97,7 +125,7 @@ def build_extensions(self):
 
 
 setup(name='PySNARK',
-      version='0.2',
+      version='0.2' + ('-nols' if disable_libsnark else '') + ('-noqt' if disable_qaptools else ''),
       description='Python zk-SNARK execution environment',
       author='Meilof Veeningen',
       author_email='[email protected]',