WIP: win32: _platform/win32: add support for win32

Copy the approach of 'Darwin' and provide a SandboxDummy.

2 files changed, 35 insertions, 0 deletions

diff --git a/src/buildstream/_platform/platform.py b/src/buildstream/_platform/platform.py
index 5f2b7081a..42c379eaf 100644
--- a/src/buildstream/_platform/platform.py
+++ b/src/buildstream/_platform/platform.py
@@ -48,6 +48,8 @@ class Platform():
             backend = 'linux'
         elif sys.platform.startswith('darwin'):
             backend = 'darwin'
+        elif sys.platform == 'win32':
+            backend = 'win32'
         else:
             backend = 'unix'
 
@@ -55,6 +57,8 @@ class Platform():
             from .linux import Linux as PlatformImpl  # pylint: disable=cyclic-import
         elif backend == 'darwin':
             from .darwin import Darwin as PlatformImpl  # pylint: disable=cyclic-import
+        elif backend == 'win32':
+            from .win32 import Win32 as PlatformImpl  # pylint: disable=cyclic-import
         elif backend == 'unix':
             from .unix import Unix as PlatformImpl  # pylint: disable=cyclic-import
         else:
diff --git a/src/buildstream/_platform/win32.py b/src/buildstream/_platform/win32.py
new file mode 100644
index 000000000..db70e4a4f
--- /dev/null
+++ b/src/buildstream/_platform/win32.py
@@ -0,0 +1,31 @@
+import os
+
+from .._exceptions import PlatformError
+from ..sandbox import SandboxNone
+
+from . import Platform
+
+
+class Win32(Platform):
+
+    def __init__(self):
+
+        super().__init__()
+
+    def create_sandbox(self, *args, **kwargs):
+        kwargs['dummy_reason'] = \
+            "There are no supported sandbox " + \
+            "technologies for Win32 at this time"
+        return SandboxNone(*args, **kwargs)
+
+    def check_sandbox_config(self, config):
+        # Check host os and architecture match
+        if config.build_os != self.get_host_os():
+            raise PlatformError("Configured and host OS don't match.")
+        elif config.build_arch != self.get_host_arch():
+            raise PlatformError("Configured and host architecture don't match.")
+
+        return True
+
+    def maximize_open_file_limit(self):
+        pass