chrome/common/chrome_version_info_posix.cc

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/common/chrome_version_info.h"
   6
   7 #include "base/strings/string_util.h"
   8 #include "build/build_config.h"
   9
  10 namespace chrome {
  11
  12 // static
  13 std::string VersionInfo::GetVersionStringModifier() {
  14   char* env = getenv("CHROME_VERSION_EXTRA");
  15   if (!env) {
  16     std::string modifier;
  17 #if defined(USE_AURA) && defined(OS_LINUX) && !defined(OS_CHROMEOS)
  18     modifier = "aura";
  19 #endif
  20     return modifier;
  21   }
  22   std::string modifier(env);
  23
  24 #if defined(GOOGLE_CHROME_BUILD)
  25   // Only ever return "", "unknown", "dev" or "beta" in a branded build.
  26   if (modifier == "unstable")  // linux version of "dev"
  27     modifier = "dev";
  28   if (modifier == "stable") {
  29     modifier = "";
  30   } else if ((modifier == "dev") || (modifier == "beta")) {
  31     // do nothing.
  32   } else {
  33     modifier = "unknown";
  34   }
  35 #endif
  36
  37 #if defined(USE_AURA) && defined(OS_LINUX) && !defined(OS_CHROMEOS)
  38   modifier += " aura";
  39 #endif
  40
  41   return modifier;
  42 }
  43
  44 // static
  45 VersionInfo::Channel VersionInfo::GetChannel() {
  46 #if defined(GOOGLE_CHROME_BUILD)
  47   std::string channel = GetVersionStringModifier();
  48   // There might be suffixes after channel name (e.g. "aura"), so match just
  49   // the beginning of version string modifier.
  50   if (channel.empty()) {
  51     return CHANNEL_STABLE;
  52   } else if (StartsWithASCII(channel, "beta ", true)) {
  53     return CHANNEL_BETA;
  54   } else if (StartsWithASCII(channel, "dev ", true)) {
  55     return CHANNEL_DEV;
  56   } else if (StartsWithASCII(channel, "canary ", true)) {
  57     return CHANNEL_CANARY;
  58   }
  59 #endif
  60
  61   return CHANNEL_UNKNOWN;
  62 }
  63
  64 }  // namespace chrome