1 files changed, 128 insertions, 0 deletions
diff --git a/tools/cpp/wrapper/bin/pydir/msvc_cl.py b/tools/cpp/wrapper/bin/pydir/msvc_cl.py
new file mode 100644
index 0000000000..9a867f6d07
--- /dev/null
+++ b/tools/cpp/wrapper/bin/pydir/msvc_cl.py
@@ -0,0 +1,128 @@
+# pylint: disable=g-bad-file-header
+# Copyright 2016 The Bazel Authors. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+"""Wrapper script for executing the Microsoft Compiler."""
+import os
+import sys
+import msvc_link
+import msvc_tools
+
+SCRIPT_DIR = os.path.dirname(os.path.abspath(__file__))
+sys.path.append(SCRIPT_DIR)
+
+GCCPATTERNS = [
+    ('-m(32|64)', ['$TARGET_ARCH']),
+    ('-Xcompilation-mode=(dbg|fastbuild|opt)', ['$COMPILATION_MODE']),
+    ('-msse', ['/arch:SSE']),
+    ('-msse2', ['/arch:SSE2']),
+    ('-c', ['/c']),
+    ('-D(.+)', ['/D$0']),
+    ('-U(.+)', ['/U$0']),
+    ('-E', ['/E']),
+    (('-o', '(.+)'), ['$COMPILE_OUTPUT0']),
+    ('-O0', ['/Od']),
+    ('-Os', ['/O1']),
+    ('-O2', ['/O2']),
+    ('-g', ['/MTd']),
+    ('-fexceptions', ['/U_HAS_EXCEPTIONS', '/D_HAS_EXCEPTIONS=1', '/EHsc']),
+    ('-fomit-frame-pointer', ['/Oy']),
+    ('-frandom-seed(.+)', []),
+    ('-fno-rtti', ['/GR-']),
+    ('-frtti', ['/GR']),
+    ('-fPIC', []),
+
+    # This is unneeded for Windows.
+    (('-isystem', '(.*)'), ['/I$PATH0']),
+    (('-iquote', '(.*)'), ['/I$PATH0']),
+    ('-I(.+)', ['/I$PATH0']),
+    (('-include', '(.+)'), ['/FI$PATH0']),
+    ('-MD', []),
+    (('-MF', '(.+)'), ['$GENERATE_DEPS0']),
+    ('-w', ['/w']),
+    ('-Wall', ['/Wall']),
+    ('-Wsign-compare', ['/we4018']),
+    ('-Wno-sign-compare', ['/wd4018']),
+    ('-Wconversion', ['/we4244', '/we4267']),
+    ('-Wno-conversion', ['/wd4244', '/wd4267']),
+    ('-Wno-sign-conversion', []),
+    ('-Wno-implicit-fallthrough', []),
+    ('-Wno-implicit-function-declaration', []),
+    ('-Wcovered-switch-default', ['/we4062']),
+    ('-Wno-covered-switch-default', ['/wd4062']),
+    ('-Wno-error', []),
+    ('-Wno-invalid-offsetof', []),
+    ('-Wno-overloaded-virtual', []),
+    ('-Wno-reorder', []),
+    ('-Wno-string-plus-int', []),
+    ('-Wl,S', []),  # Stripping is unnecessary since msvc uses pdb files.
+    ('-Wl,-rpath(.+)', []),
+    (('-x', r'c\+\+-header'), ['$CREATE_PRECOMPILED_HEADER']),
+    ('-B(.+)', []),
+    ('-static', []),
+    ('-shared', []),
+]
+
+
+def _IsLink(args):
+  """Determines whether we need to link rather than compile.
+
+  A set of arguments is for linking if they contain -static, -shared, are adding
+  adding library search paths through -L, or libraries via -l.
+
+  Args:
+    args: List of arguments
+
+  Returns:
+    Boolean whether this is a link operation or not.
+  """
+  for arg in args:
+    # Certain flags indicate we are linking.
+    if (arg in ['-shared', '-static'] or arg[:2] in ['-l', '-L'] or
+        arg[:3] == '-Wl'):
+      return True
+  return False
+
+
+class MsvcCompiler(msvc_tools.WindowsRunner):
+  """Driver for the Microsoft compiler."""
+
+  def Run(self, argv):
+    """Runs the compiler using the passed clang/gcc style argument list.
+
+    Args:
+      argv: List of arguments
+
+    Returns:
+      The return code of the compilation.
+
+    Raises:
+      ValueError: if target architecture isn't specified
+    """
+    parser = msvc_tools.ArgParser(self, argv, GCCPATTERNS)
+    if not parser.target_arch:
+      raise ValueError('Must specify target architecture (-m32 or -m64)')
+
+    return self.RunBinary('cl', parser.options, parser.target_arch, parser)
+
+
+def main(argv):
+  # If we are supposed to link create a static library.
+  if _IsLink(argv[1:]):
+    return msvc_link.main(argv)
+  else:
+    return MsvcCompiler().Run(argv[1:])
+
+
+if __name__ == '__main__':
+  sys.exit(main(sys.argv[1:]))  # need to skip the first argument