Bug 1320448 - Don't install on Windows XP or Vista and require a CPU that does support SSE2. r=IanN a=IanN

See Bug 1271759 and Bug 1305453.

suite/branding/nightly/package/windows/branding.nsi

@@ -9,6 +9,7 @@
 !define CompanyName             "mozilla.org"
 !define URLInfoAbout            "http://www.mozilla.org"
 !define URLUpdateInfo           "http://www.seamonkey-project.org"
+!define URLSystemRequirements   "http://www.seamonkey-project.org/doc/system-requirements"
 
 # Percentage of new "Standard" installs to enable talkback for
 !define RandomPercent           "100"

suite/installer/windows/nsis/defines.nsi.in

@@ -24,9 +24,11 @@
 !define MinSupportedVer "Microsoft Windows 7 x64"
 #else
 !define ARCH "x86"
-!define MinSupportedVer "Microsoft Windows XP SP2"
+!define MinSupportedVer "Microsoft Windows 7"
 #endif
 
+!define MinSupportedCPU "SSE2"
+
 # File details shared by both the installer and uninstaller
 VIProductVersion "1.0.0.0"
 VIAddVersionKey "ProductName"     "${BrandShortName}"

suite/installer/windows/nsis/installer.nsi

@@ -901,7 +901,41 @@ Function .onInit
   StrCpy $LANGUAGE 0
   ${SetBrandNameVars} "$EXEDIR\core\distribution\setup.ini"
 
-  ${InstallOnInitCommon} "$(WARN_UNSUPPORTED_MSG)"
+  ; Don't install on systems that don't support SSE2. The parameter value of
+  ; 10 is for PF_XMMI64_INSTRUCTIONS_AVAILABLE which will check whether the
+  ; SSE2 instruction set is available. Result returned in $R7.
+  System::Call "kernel32::IsProcessorFeaturePresent(i 10)i .R7"
+
+  ; Windows NT 6.0 (Vista/Server 2008) and lower are not supported.
+  ${Unless} ${AtLeastWin7}
+    ${If} "$R7" == "0"
+      strCpy $R7 "$(WARN_MIN_SUPPORTED_OSVER_CPU_MSG)"
+    ${Else}
+      strCpy $R7 "$(WARN_MIN_SUPPORTED_OSVER_MSG)"
+    ${EndIf}
+    MessageBox MB_OKCANCEL|MB_ICONSTOP "$R7" IDCANCEL +2
+    ExecShell "open" "${URLSystemRequirements}"
+    Quit
+  ${EndUnless}
+
+  ; SSE2 CPU support
+  ${If} "$R7" == "0"
+    MessageBox MB_OKCANCEL|MB_ICONSTOP "$(WARN_MIN_SUPPORTED_CPU_MSG)" IDCANCEL +2
+    ExecShell "open" "${URLSystemRequirements}"
+    Quit
+  ${EndIf}
+
+!ifdef HAVE_64BIT_BUILD
+  ${Unless} ${RunningX64}
+    MessageBox MB_OKCANCEL|MB_ICONSTOP "$(WARN_MIN_SUPPORTED_OSVER_MSG)" IDCANCEL +2
+    ExecShell "open" "${URLSystemRequirements}"
+    Quit
+  ${EndUnless}
+  SetRegView 64
+!endif
+
+  ${InstallOnInitCommon} "$(WARN_MIN_SUPPORTED_OSVER_CPU_MSG)"
+
 
   !insertmacro InitInstallOptionsFile "options.ini"
   !insertmacro InitInstallOptionsFile "components.ini"

suite/locales/en-US/installer/windows/custom.properties

@@ -46,15 +46,17 @@ SUMMARY_REBOOT_REQUIRED_INSTALL=A restart of your computer may be required to co
 SUMMARY_REBOOT_REQUIRED_UNINSTALL=A restart of your computer may be required to complete the uninstall.
 SURVEY_TEXT=&Tell us what you thought of $BrandShortName
 LAUNCH_TEXT=&Launch $BrandFullNameDA now
-WARN_MANUALLY_CLOSE_APP_LAUNCH=$BrandShortName is already running.\n\nPlease close $BrandShortName prior to launching the version you have just installed.
-WARN_UNSUPPORTED_MSG=Sorry, $BrandShortName can't be installed. This version of $BrandShortName requires ${MinSupportedVer} or newer.
 CREATE_ICONS_DESC=Create icons for $BrandShortName:
 ICONS_DESKTOP=On my &Desktop
 ICONS_STARTMENU=In my &Start Menu Programs folder
 ICONS_QUICKLAUNCH=In my &Quick Launch bar
 WARN_WRITE_ACCESS=You don't have access to write to the installation directory.\n\nClick OK to select a different directory.
 WARN_DISK_SPACE=You don't have sufficient disk space to install to this location.\n\nClick OK to select a different location.
+WARN_MIN_SUPPORTED_CPU_MSG=Sorry, $BrandShortName can't be installed. This version of $BrandShortName requires a processor with ${MinSupportedCPU} support. Please click the OK button for additional information.
+WARN_MIN_SUPPORTED_OSVER_MSG=Sorry, $BrandShortName can't be installed. This version of $BrandShortName requires ${MinSupportedVer} or newer. Please click the OK button for additional information.
+WARN_MIN_SUPPORTED_OSVER_CPU_MSG=Sorry, $BrandShortName can't be installed. This version of $BrandShortName requires ${MinSupportedVer} or newer and a processor with ${MinSupportedCPU} support. Please click the OK button for additional information.
 WARN_MANUALLY_CLOSE_APP_INSTALL=$BrandShortName must be closed to proceed with the installation.\n\nPlease close $BrandShortName to continue.
+WARN_MANUALLY_CLOSE_APP_LAUNCH=$BrandShortName is already running.\n\nPlease close $BrandShortName prior to launching the version you have just installed.
 WARN_MANUALLY_CLOSE_APP_UNINSTALL=$BrandShortName must be closed to proceed with the uninstall.\n\nPlease close $BrandShortName to continue.
 WARN_RESTART_REQUIRED_UNINSTALL=Your computer must be restarted to complete a previous uninstall of $BrandShortName. Do you want to reboot now?
 WARN_RESTART_REQUIRED_UPGRADE=Your computer must be restarted to complete a previous upgrade of $BrandShortName. Do you want to reboot now?