Update build for windows.

Author: vincefn

SConstruct

@@ -149,7 +149,7 @@ if platform.system().lower() == "windows":
     # Insert LIBRARY_PATH explicitly because some compilers
     # ignore it in the system environment.
     env.PrependUnique(LIBPATH=getsyspaths('LIBRARY_PATH'))
-    if vars['prefix'] is not None:
+    if env['prefix'] is not None:
         env.Append(CPPPATH=[pjoin(env['prefix'], 'include')])
         env.Append(CPPPATH=[pjoin(env['prefix'], 'Library', 'include')])
         # Windows conda library paths are a MESS ('lib', 'libs', 'Library\lib'...)
@@ -160,7 +160,7 @@ if platform.system().lower() == "windows":
     env.AppendUnique(CPPDEFINES='BOOST_ALL_NO_LIB')
     # Prevent the generation of an import lib (.lib) in addition to the dll
     # env.AppendUnique(no_import_lib=1)
-    env.PrependUnique(CCFLAGS=['/Ox', '/EHsc'])
+    env.PrependUnique(CCFLAGS=['/Ox', '/EHsc', '/MD'])
     env.AppendUnique(CPPDEFINES={'NDEBUG': None})
 else:
     if 'CONDA_BUILD' not in os.environ:

conda-recipe/meta.yaml

@@ -20,11 +20,11 @@ requirements:
     - {{ compiler('cxx') }}
     - numpy {{ numpy }}
     - python {{ python }}
+    - setuptools
     - git
   host:
     - python
     - pip
-    - setuptools
     - numpy
     - libobjcryst 2022.1.1
     - boost {{ boost }}

setup.py

@@ -9,6 +9,7 @@
 """
 
 import os
+from os.path import join as pjoin
 import re
 import sys
 import glob
@@ -27,9 +28,16 @@
     'extra_compile_args': ['-std=c++11', '-DBOOST_ERROR_CODE_HEADER_ONLY'],
     'extra_link_args': [],
     'include_dirs': get_numpy_include_dirs(),
+    'library_dirs': []
 }
 if platform.system() == 'Windows':
     ext_kws['extra_compile_args'] = ['-DBOOST_ERROR_CODE_HEADER_ONLY']
+    if 'CONDA_PREFIX' in os.environ:
+        ext_kws['include_dirs'] += [pjoin(os.environ['CONDA_PREFIX'], 'include'),
+                                    pjoin(os.environ['CONDA_PREFIX'], 'Library', 'include')]
+        ext_kws['library_dirs'] += [pjoin(os.environ['CONDA_PREFIX'], 'Library', 'lib'),
+                                    pjoin(os.environ['CONDA_PREFIX'], 'libs')]
+        ext_kws['libraries'] = ['libObjCryst']
 elif platform.system() == 'Darwin':
     ext_kws['extra_compile_args'] += ['-fno-strict-aliasing']