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authorbrettw@chromium.org <brettw@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2013-07-29 23:30:07 +0000
committerbrettw@chromium.org <brettw@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2013-07-29 23:30:07 +0000
commitc88bd8f2c08838c6730b946dc4a50d4386ef43f9 (patch)
treee9264e0a99f419ab9d52e864acd38bb06a579c3a /tools/gn/config_values_extractors.cc
parent6e778e0ad540ff7abf5252c8af25346aec6b3371 (diff)
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Add initial prototype for the GN meta-buildsystem.
This is currently not hooked into the build. To build, add a reference to the gn.gyp file to build/all.gyp R=darin@chromium.org, scottmg@chromium.org Review URL: https://codereview.chromium.org/21114002 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@214254 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'tools/gn/config_values_extractors.cc')
-rw-r--r--tools/gn/config_values_extractors.cc22
1 files changed, 22 insertions, 0 deletions
diff --git a/tools/gn/config_values_extractors.cc b/tools/gn/config_values_extractors.cc
new file mode 100644
index 0000000..96b514a
--- /dev/null
+++ b/tools/gn/config_values_extractors.cc
@@ -0,0 +1,22 @@
+// Copyright (c) 2013 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.
+
+#include "tools/gn/config_values_extractors.h"
+
+namespace {
+
+struct StringWriter {
+ void operator()(const std::string& s, std::ostream& out) const {
+ out << " " << s;
+ }
+};
+
+} // namespace
+
+void RecursiveTargetConfigStringsToStream(
+ const Target* target,
+ const std::vector<std::string>& (ConfigValues::* getter)() const,
+ std::ostream& out) {
+ RecursiveTargetConfigToStream(target, getter, StringWriter(), out);
+}