Merge pull request #715 from JGoutin/patch-1

#694 Patch distutils._msvccompiler.library_dir_option

setuptools/msvc.py

@@ -85,6 +85,13 @@ def patch_for_specialized_compiler():
     except Exception:
         pass
 
+    try:
+        # Patch distutils._msvccompiler.MSVCCompiler.library_dir_option
+        unpatched['msvc14_library_dir_option'] = msvc14compiler.MSVCCompiler.library_dir_option
+        msvc14compiler.MSVCCompiler.library_dir_option = msvc14_library_dir_option
+    except Exception:
+        pass
+
 
 def msvc9_find_vcvarsall(version):
     """
@@ -212,6 +219,26 @@ def msvc14_get_vc_env(plat_spec):
         raise
 
 
+def msvc14_library_dir_option(self, dir):
+    """
+    Patched "distutils._msvccompiler.MSVCCompiler.library_dir_option"
+    to fix unquoted path in "\LIBPATH" argument when a space is on path.
+
+    Parameters
+    ----------
+    dir: str
+        Path to convert in "\LIBPATH" argument.
+
+    Return
+    ------
+    "\LIBPATH" argument: str
+    """
+    if ' ' in dir and '"' not in dir:
+        # Quote if space and not already quoted
+        dir = '"%s"' % dir
+    return unpatched['msvc14_library_dir_option'](self, dir)
+
+
 def _augment_exception(exc, version, arch=''):
     """
     Add details to the exception message to help guide the user