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authorkuchhal@chromium.org <kuchhal@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2008-10-15 21:08:42 +0000
committerkuchhal@chromium.org <kuchhal@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2008-10-15 21:08:42 +0000
commit856a8eedd555499c602eaf58b43d986a56f46512 (patch)
tree53d54ce951a0b0bc7056cafa6d2a5ad16e814326 /chrome
parent196b3a8fc8ad11e5bd645efcf3e3356573e7a2c7 (diff)
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Make user level installs and machine level installs mutually exclusive.
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@3417 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'chrome')
-rw-r--r--chrome/installer/setup/main.cc10
-rw-r--r--chrome/installer/util/util_constants.h2
2 files changed, 12 insertions, 0 deletions
diff --git a/chrome/installer/setup/main.cc b/chrome/installer/setup/main.cc
index f9bf767..d9b4bc6 100644
--- a/chrome/installer/setup/main.cc
+++ b/chrome/installer/setup/main.cc
@@ -293,6 +293,16 @@ int WINAPI wWinMain(HINSTANCE instance, HINSTANCE prev_instance,
parsed_command_line.HasSwitch(installer_util::switches::kSystemInstall);
LOG(INFO) << "system install is " << system_install;
+ // Check to avoid simultaneous per-user and per-machine installs.
+ scoped_ptr<installer::Version>
+ chrome_version(InstallUtil::GetChromeVersion(!system_install));
+ if (chrome_version.get()) {
+ LOG(ERROR) << "Already installed version " << chrome_version->GetString()
+ << " conflicts with the current install mode.";
+ return system_install ? installer_util::USER_LEVEL_INSTALL_EXISTS :
+ installer_util::MACHINE_LEVEL_INSTALL_EXISTS;
+ }
+
// Check the existing version installed.
scoped_ptr<installer::Version>
installed_version(InstallUtil::GetChromeVersion(system_install));
diff --git a/chrome/installer/util/util_constants.h b/chrome/installer/util/util_constants.h
index 9969fe2..e115787 100644
--- a/chrome/installer/util/util_constants.h
+++ b/chrome/installer/util/util_constants.h
@@ -16,6 +16,8 @@ enum InstallStatus {
INSTALL_REPAIRED, // Same version reinstalled for repair
NEW_VERSION_UPDATED, // Chrome successfully updated to new version
HIGHER_VERSION_EXISTS, // Higher version of Chrome already exists
+ USER_LEVEL_INSTALL_EXISTS, // User level install already exists
+ MACHINE_LEVEL_INSTALL_EXISTS, // Machine level install already exists
INSTALL_FAILED, // Install/update failed
OS_NOT_SUPPORTED, // Current OS not supported
OS_ERROR, // OS API call failed