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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/channel_info.h"
#include "base/environment.h"
#include "base/strings/string_util.h"
#include "build/branding_buildflags.h"
#include "build/build_config.h"
#include "components/version_info/version_info.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.
version_info::Channel GetChannelImpl(std::string* modifier_out) {
version_info::Channel channel = version_info::Channel::UNKNOWN;
std::string modifier;
char* env = getenv("CHROME_VERSION_EXTRA");
if (env)
modifier = env;
#if BUILDFLAG(GOOGLE_CHROME_BRANDING)
// Only ever return "", "unknown", "dev" or "beta" in a branded build.
if (modifier == "unstable") // linux version of "dev"
modifier = "dev";
if (modifier == "stable") {
channel = version_info::Channel::STABLE;
modifier = "";
} else if (modifier == "dev") {
channel = version_info::Channel::DEV;
} else if (modifier == "beta") {
channel = version_info::Channel::BETA;
} else {
modifier = "unknown";
}
#endif
if (modifier_out)
modifier_out->swap(modifier);
return channel;
}
} // namespace
std::string GetChannelName() {
std::string modifier;
GetChannelImpl(&modifier);
return modifier;
}
std::string GetChannelSuffixForDataDir() {
switch (GetChannel()) {
case version_info::Channel::BETA:
return "-beta";
case version_info::Channel::DEV:
return "-unstable";
default:
// Stable and unknown (e.g. in unbranded builds) don't get a suffix.
return std::string();
}
}
#if defined(OS_LINUX) && !defined(OS_CHROMEOS)
std::string GetDesktopName(base::Environment* env) {
#if BUILDFLAG(GOOGLE_CHROME_BRANDING)
// Google Chrome packaged as a snap is a special case: the application name
// is always "google-chrome", regardless of the channel (channels are built
// in to snapd, switching between them or doing parallel installs does not
// require distinct application names).
std::string snap_name;
if (env->GetVar("SNAP_NAME", &snap_name) && snap_name == "google-chrome")
return "google-chrome.desktop";
version_info::Channel product_channel(GetChannel());
switch (product_channel) {
case version_info::Channel::DEV:
return "google-chrome-unstable.desktop";
case version_info::Channel::BETA:
return "google-chrome-beta.desktop";
default:
return "google-chrome.desktop";
}
#else // BUILDFLAG(CHROMIUM_BRANDING)
// Allow $CHROME_DESKTOP to override the built-in value, so that development
// versions can set themselves as the default without interfering with
// non-official, packaged versions using the built-in value.
std::string name;
if (env->GetVar("CHROME_DESKTOP", &name) && !name.empty())
return name;
return "chromium-browser.desktop";
#endif
}
#endif // defined(OS_LINUX) && !defined(OS_CHROMEOS)
version_info::Channel GetChannel() {
return GetChannelImpl(nullptr);
}
} // namespace chrome
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