[python] Support for grammars

- Translation rules can now be create programatically
- Grammars = list of translation rules can be used for translation
- Feature expectations on the hypergraph (inside_outside)

1 files changed, 27 insertions, 7 deletions

diff --git a/python/setup.py b/python/setup.py
index cc8b289d..701841a4 100644
--- a/python/setup.py
+++ b/python/setup.py
@@ -1,30 +1,50 @@
 from distutils.core import setup
 from distutils.extension import Extension
-from Cython.Distutils import build_ext
+import sys
 import os
+import glob
 
 INC = ['..', 'src/', '../decoder', '../utils', '../mteval']
 LIB = ['../decoder', '../utils', '../mteval', '../training', '../klm/lm', '../klm/util']
+LINK_ARGS = []
 
+# Detect Boost
 BOOST_ROOT = os.getenv('BOOST_ROOT')
 if BOOST_ROOT:
-    INC.append(os.path.join(BOOST_ROOT, 'include/'))
-    LIB.append(os.path.join(BOOST_ROOT, 'lib/'))
+    BOOST_INC = os.path.join(BOOST_ROOT, 'include')
+    BOOST_LIB = os.path.join(BOOST_ROOT, 'lib')
+    if not os.path.exists(BOOST_INC):
+        sys.stderr.write('Error: could not find Boost headers in <%s>\n' % BOOST_INC)
+        sys.exit(1)
+    if not os.path.exists(BOOST_LIB):
+        sys.stderr.write('Error: could not find Boost libraries in <%s>\n' % BOOST_LIB)
+        sys.exit(1)
+    INC.append(BOOST_INC)
+    LIB.append(BOOST_LIB)
+    LINK_ARGS += ['-Wl,-rpath', '-Wl,'+BOOST_LIB]
+else:
+    BOOST_LIB = '/usr/local/lib'
+
+# Detect -mt
+if glob.glob(os.path.join(BOOST_LIB, 'libboost_program_options-mt.*')):
+    BOOST_PROGRAM_OPTIONS = 'boost_program_options-mt'
+else:
+    BOOST_PROGRAM_OPTIONS = 'boost_program_options'
 
 ext_modules = [
     Extension(name='_cdec',
-        sources=['src/_cdec.pyx'],
+        sources=['src/_cdec.cpp'],
         language='C++', 
         include_dirs=INC,
         library_dirs=LIB,
-        libraries=['boost_program_options-mt', 'z',
+        libraries=[BOOST_PROGRAM_OPTIONS, 'z',
                    'cdec', 'utils', 'mteval', 'training', 'klm', 'klm_util'],
-        extra_compile_args=['-DHAVE_CONFIG_H']),
+        extra_compile_args=['-DHAVE_CONFIG_H'],
+        extra_link_args=LINK_ARGS),
 ]
 
 setup(
     name='cdec',
-    cmdclass={'build_ext': build_ext},
     ext_modules=ext_modules,
     packages=['cdec', 'cdec.scfg']
 )