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// Copyright (c) 2011 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 "chrome/common/chrome_version_info.h"
#include "base/strings/string_util.h"
#include "build/build_config.h"
namespace chrome {
namespace {
// Helper function to return both the channel enum and modifier string.
// Implements both together to prevent their behavior from diverging, which has
// happened multiple times in the past.
VersionInfo::Channel GetChannelImpl(std::string* modifier_out) {
VersionInfo::Channel channel = VersionInfo::CHANNEL_UNKNOWN;
std::string modifier;
char* env = getenv("CHROME_VERSION_EXTRA");
if (env)
modifier = env;
#if defined(GOOGLE_CHROME_BUILD)
// Only ever return "", "unknown", "dev" or "beta" in a branded build.
if (modifier == "unstable") // linux version of "dev"
modifier = "dev";
if (modifier == "stable") {
channel = VersionInfo::CHANNEL_STABLE;
modifier = "";
} else if (modifier == "dev") {
channel = VersionInfo::CHANNEL_DEV;
} else if (modifier == "beta") {
channel = VersionInfo::CHANNEL_BETA;
} else {
modifier = "unknown";
}
#endif
if (modifier_out)
modifier_out->swap(modifier);
return channel;
}
} // namespace
// static
std::string VersionInfo::GetVersionStringModifier() {
std::string modifier;
GetChannelImpl(&modifier);
return modifier;
}
// static
VersionInfo::Channel VersionInfo::GetChannel() {
return GetChannelImpl(NULL);
}
} // namespace chrome
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