- re-worked windows build to use Flang fortran and vc14 linkage

python-control · repagh · Jun 4, 2018 · Jun 6, 2018 · Jun 14, 2018 · Jun 15, 2018
commit f01ba18b030b016f4794c3b6c4167a67105c8b03
diff --git a/conda-recipe/bld.bat b/conda-recipe/bld.bat
@@ -0,0 +1,17 @@
+:: Uncoment following two lines for local test build
+cd %RECIPE_DIR%
+cd ..
+
+set F77=%BUILD_PREFIX%\Library\bin\flang.exe
+set F90=%BUILD_PREFIX%\Library\bin\flang.exe
+
+"%PYTHON%" setup.py build 
+"%PYTHON%" setup.py install
+
+if errorlevel 1 exit 1
+
+:: Add more build steps here, if they are necessary.
+
+:: See
+:: http://docs.continuum.io/conda/build.html
+:: for a list of environment variables that are set during the build process.
diff --git a/conda-recipe/build.sh b/conda-recipe/build.sh
@@ -0,0 +1,2 @@
+cd $RECIPE_DIR/..
+$PYTHON setup.py install
diff --git a/conda-recipe/meta.yaml b/conda-recipe/meta.yaml
@@ -4,28 +4,25 @@ package:
 
 build:
   number: 1
-  script:
-    - cd {{ environ["RECIPE_DIR"] }}/.. # [not win]
-    - cd {{ environ["RECIPE_DIR"] }}\.. # [win]
-    - {{ environ["PYTHON"] }} setup.py install
-
 requirements:
   host:
-    - python
     - numpy
     - openblas
+    - libflang
+    - python
 
   build:
     - {{ compiler('fortran') }} # [not win]
     - {{ compiler('c') }} # [win]
-    - m2w64-gcc-fortran # [win]
-
+    - flang # [win]
+   # on Windows, this relies on having visual studio CE 2015
+   # this link needed quite some searching, please do not delete!
+   # https://go.microsoft.com/fwlink/?LinkId=532606&clcid=0x409
   run:
-    - python
     - numpy
     - openblas
     - libgfortran # [not win]
-    - m2w64-gcc-libgfortran # [win]
+    - libflang # [win]
 
 test:
   imports:

diff --git a/slycot/setup.py b/slycot/setup.py
@@ -24,12 +24,10 @@ def configuration(parent_package='', top_path=None):
     pyver = sysconfig.get_config_var('VERSION')
 
     if sys.platform == 'win32':
-        liblist = [
-	    'lapack', 'lapacke', 'blas', 'gfortran' 
-	]
-        extra_objects = [
-			 ]
+        liblist = [ 'openblas', 'flang' ]
+        extra_objects = [ ]
         ppath = os.sep.join(sys.executable.split(os.sep)[:-1])
+
         library_dirs = [r'\Library\lib', ]
         library_dirs = [ppath + l for l in library_dirs]
         extra_link_args = [ ] 
@@ -43,11 +41,11 @@ def configuration(parent_package='', top_path=None):
         extra_objects = []
         library_dirs = []
         if sys.platform == 'darwin':
-            liblist = ['lapack', 'blas' ]
+            liblist = ['openblas' ]
             extra_link_args = [ '-Wl,-dylib,-undefined,dynamic_lookup' ]
             extra_compile_args = [ '-fPIC' ]
         else:
-            liblist = ['lapack', 'blas', 'python'+pyver+abiflags ]
+            liblist = ['openblas']
             extra_link_args = []
             extra_compile_args = []