Copy cdb.exe to build_root_dir so it's available to isolated tests

build/vs_toolchain.py

 #!/usr/bin/env python
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import glob
 import json
 import os
 import pipes
 import platform
@@ skipping 297 matching lines @@
   if not vs_runtime_dll_dirs:
     return
 
   x64_runtime, x86_runtime = vs_runtime_dll_dirs
   runtime_dir = x64_runtime if target_cpu == 'x64' else x86_runtime
   _CopyRuntime(target_dir, runtime_dir, target_cpu, debug=False)
   if configuration == 'Debug':
     _CopyRuntime(target_dir, runtime_dir, target_cpu, debug=True)
 
 
+def CopyDebugger(target_dir, target_cpu):
+  """Copy cdb.exe into the requested directory as needed.
+
+  target_cpu is one of 'x86' or 'x64'.
+
+  This is used for the GN build.
+  """
+  win_sdk_dir = SetEnvironmentAndGetSDKDir()
+  if not win_sdk_dir:
+    return
+
+  cdb_exe = os.path.join(win_sdk_dir, 'Debuggers', target_cpu, 'cdb.exe')
+  _CopyRuntimeImpl(os.path.join(target_dir, 'cdb.exe'), cdb_exe)

[scottmg, 2017/02/10 15:52:32]

I don't think this will run isolated without some dlls, at least dbgeng.dll,
dbghelp.dll, and dbgmodel.dll.

[jochen (gone - plz use gerrit), 2017/02/10 15:56:39]

Is there some kind of ldd equivalent that lists all required DLLs?

+
+
 def _GetDesiredVsToolchainHashes():
   """Load a list of SHA1s corresponding to the toolchains that we want installed
   to build with."""
   if GetVisualStudioVersion() == '2015':
     # Update 3 final with patches with 10.0.14393.0 SDK.
     return ['d3cb0e37bdd120ad0ac4650b674b09e81be45616']
   else:
     return ['03a4e939cd325d6bc5216af41b92d02dda1366a6']
 
 
@@ skipping 43 matching lines @@
 
   return 0
 
 
 def NormalizePath(path):
   while path.endswith("\\"):
     path = path[:-1]
   return path
 
 
-def GetToolchainDir():
-  """Gets location information about the current toolchain (must have been
+def SetEnvironmentAndGetSDKDir():
+  """Gets location information about the current sdk (must have been
   previously updated by 'update'). This is used for the GN build."""
   runtime_dll_dirs = SetEnvironmentAndGetRuntimeDllDirs()
 
   # If WINDOWSSDKDIR is not set, search the default SDK path and set it.
   if not 'WINDOWSSDKDIR' in os.environ:
     default_sdk_path = 'C:\\Program Files (x86)\\Windows Kits\\10'
     if os.path.isdir(default_sdk_path):
       os.environ['WINDOWSSDKDIR'] = default_sdk_path
 
+  return NormalizePath(os.environ['WINDOWSSDKDIR'])
+
+
+def GetToolchainDir():
+  """Gets location information about the current toolchain (must have been
+  previously updated by 'update'). This is used for the GN build."""
+  runtime_dll_dirs = SetEnvironmentAndGetRuntimeDllDirs()
+  win_sdk_dir = SetEnvironmentAndGetSDKDir()
+
   print '''vs_path = "%s"
 sdk_path = "%s"
 vs_version = "%s"
 wdk_dir = "%s"
 runtime_dirs = "%s"
 ''' % (
       NormalizePath(os.environ['GYP_MSVS_OVERRIDE_PATH']),
-      NormalizePath(os.environ['WINDOWSSDKDIR']),
+      win_sdk_dir,
       GetVisualStudioVersion(),
       NormalizePath(os.environ.get('WDK_DIR', '')),
       os.path.pathsep.join(runtime_dll_dirs or ['None']))
 
 
 def main():
   commands = {
       'update': Update,
       'get_toolchain_dir': GetToolchainDir,
       'copy_dlls': CopyDlls,
+      'copy_debugger': CopyDebugger,
   }
   if len(sys.argv) < 2 or sys.argv[1] not in commands:
     print >>sys.stderr, 'Expected one of: %s' % ', '.join(commands)
     return 1
   return commands[sys.argv[1]](*sys.argv[2:])
 
 
 if __name__ == '__main__':
   sys.exit(main())