Revision: 21642
Author:   [email protected]
Date:     Tue Jun  3 13:39:42 2014 UTC
Log:      Add DEPS files and run checkdeps in presubmit check

BUG=none
[email protected]
LOG=n

Review URL: https://codereview.chromium.org/312763002
http://code.google.com/p/v8/source/detail?r=21642

Added:
 /branches/bleeding_edge/src/DEPS
 /branches/bleeding_edge/src/base/DEPS
 /branches/bleeding_edge/src/libplatform/DEPS
 /branches/bleeding_edge/test/cctest/DEPS
 /branches/bleeding_edge/tools/DEPS
Modified:
 /branches/bleeding_edge/DEPS
 /branches/bleeding_edge/PRESUBMIT.py

=======================================
--- /dev/null
+++ /branches/bleeding_edge/src/DEPS    Tue Jun  3 13:39:42 2014 UTC
@@ -0,0 +1,6 @@
+include_rules = [
+  "+src",
+
+  # TODO(jochen): Enable this.
+  #"-src/libplatform",
+]
=======================================
--- /dev/null
+++ /branches/bleeding_edge/src/base/DEPS       Tue Jun  3 13:39:42 2014 UTC
@@ -0,0 +1,4 @@
+include_rules = [
+  "-src",
+  "+src/base",
+]
=======================================
--- /dev/null
+++ /branches/bleeding_edge/src/libplatform/DEPS Tue Jun 3 13:39:42 2014 UTC
@@ -0,0 +1,6 @@
+include_rules = [
+  # TODO(jochen): Enable this.
+  #"-src",
+  "+src/base",
+  "+src/libplatform",
+]
=======================================
--- /dev/null
+++ /branches/bleeding_edge/test/cctest/DEPS    Tue Jun  3 13:39:42 2014 UTC
@@ -0,0 +1,3 @@
+include_rules = [
+  "+src",
+]
=======================================
--- /dev/null
+++ /branches/bleeding_edge/tools/DEPS  Tue Jun  3 13:39:42 2014 UTC
@@ -0,0 +1,8 @@
+include_rules = [
+  "+src",
+]
+
+# checkdeps.py shouldn't check for includes in these directories:
+skip_child_includes = [
+  "gcmole",
+]
=======================================
--- /branches/bleeding_edge/DEPS        Tue Jun  3 12:01:50 2014 UTC
+++ /branches/bleeding_edge/DEPS        Tue Jun  3 13:39:42 2014 UTC
@@ -30,6 +30,18 @@
       Var("chromium_trunk") + "/tools/third_party/python_26@89111",
   }
 }
+
+include_rules = [
+  # Everybody can use some things.
+  "+include",
+  "+unicode",
+]
+
+# checkdeps.py shouldn't check for includes in these directories:
+skip_child_includes = [
+  "build",
+  "third_party",
+]

 hooks = [
   {
=======================================
--- /branches/bleeding_edge/PRESUBMIT.py        Wed May 14 11:11:22 2014 UTC
+++ /branches/bleeding_edge/PRESUBMIT.py        Tue Jun  3 13:39:42 2014 UTC
@@ -31,6 +31,9 @@
 for more details about the presubmit API built into gcl.
 """

+import sys
+
+
 def _V8PresubmitChecks(input_api, output_api):
   """Runs the V8 presubmit checks."""
   import sys
@@ -49,12 +52,66 @@
   return results


+def _CheckUnwantedDependencies(input_api, output_api):
+  """Runs checkdeps on #include statements added in this
+  change. Breaking - rules is an error, breaking ! rules is a
+  warning.
+  """
+  # We need to wait until we have an input_api object and use this
+  # roundabout construct to import checkdeps because this file is
+  # eval-ed and thus doesn't have __file__.
+  original_sys_path = sys.path
+  try:
+    sys.path = sys.path + [input_api.os_path.join(
+        input_api.PresubmitLocalPath(), 'buildtools', 'checkdeps')]
+    import checkdeps
+    from cpp_checker import CppChecker
+    from rules import Rule
+  finally:
+    # Restore sys.path to what it was before.
+    sys.path = original_sys_path
+
+  added_includes = []
+  for f in input_api.AffectedFiles():
+    if not CppChecker.IsCppFile(f.LocalPath()):
+      continue
+
+    changed_lines = [line for line_num, line in f.ChangedContents()]
+    added_includes.append([f.LocalPath(), changed_lines])
+
+  deps_checker = checkdeps.DepsChecker(input_api.PresubmitLocalPath())
+
+  error_descriptions = []
+  warning_descriptions = []
+ for path, rule_type, rule_description in deps_checker.CheckAddedCppIncludes(
+      added_includes):
+    description_with_path = '%s\n    %s' % (path, rule_description)
+    if rule_type == Rule.DISALLOW:
+      error_descriptions.append(description_with_path)
+    else:
+      warning_descriptions.append(description_with_path)
+
+  results = []
+  if error_descriptions:
+    results.append(output_api.PresubmitError(
+        'You added one or more #includes that violate checkdeps rules.',
+        error_descriptions))
+  if warning_descriptions:
+    results.append(output_api.PresubmitPromptOrNotify(
+        'You added one or more #includes of files that are temporarily\n'
+        'allowed but being removed. Can you avoid introducing the\n'
+        '#include? See relevant DEPS file(s) for details and contacts.',
+        warning_descriptions))
+  return results
+
+
 def _CommonChecks(input_api, output_api):
   """Checks common to both upload and commit."""
   results = []
   results.extend(input_api.canned_checks.CheckOwners(
       input_api, output_api, source_file_filter=None))
   results.extend(_V8PresubmitChecks(input_api, output_api))
+  results.extend(_CheckUnwantedDependencies(input_api, output_api))
   return results


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