diff --git a/cmake/templates/NSIS.template.in b/cmake/templates/NSIS.template.in
index 24f1e0000f..0bd1dfd214 100644
--- a/cmake/templates/NSIS.template.in
+++ b/cmake/templates/NSIS.template.in
@@ -199,277 +199,10 @@ Var AR_RegFlags
   !define MUI_HEADERIMAGE_UNBITMAP "@UNINSTALLER_HEADER_IMAGE@"
   !define MUI_ABORTWARNING
 
-;--------------------------------
-; path functions
-
-!verbose 3
-!include "WinMessages.NSH"
-!verbose 4
-
-;----------------------------------------
-; based upon a script of "Written by KiCHiK 2003-01-18 05:57:02"
-;----------------------------------------
-!verbose 3
-!include "WinMessages.NSH"
-!verbose 4
-;====================================================
-; get_NT_environment
-;     Returns: the selected environment
-;     Output : head of the stack
-;====================================================
-!macro select_NT_profile UN
-Function ${UN}select_NT_profile
-   StrCmp $ADD_TO_PATH_ALL_USERS "1" 0 environment_single
-      DetailPrint "Selected environment for all users"
-      Push "all"
-      Return
-   environment_single:
-      DetailPrint "Selected environment for current user only."
-      Push "current"
-      Return
-FunctionEnd
-!macroend
-!insertmacro select_NT_profile ""
-!insertmacro select_NT_profile "un."
-;----------------------------------------------------
-!define NT_current_env 'HKCU "Environment"'
-!define NT_all_env     'HKLM "SYSTEM\CurrentControlSet\Control\Session Manager\Environment"'
-
-!ifndef WriteEnvStr_RegKey
-  !ifdef ALL_USERS
-    !define WriteEnvStr_RegKey \
-       'HKLM "SYSTEM\CurrentControlSet\Control\Session Manager\Environment"'
-  !else
-    !define WriteEnvStr_RegKey 'HKCU "Environment"'
-  !endif
-!endif
-
-; AddToPath - Adds the given dir to the search path.
-;        Input - head of the stack
-;        Note - Win9x systems requires reboot
-
-Function AddToPath
-  Exch $0
-  Push $1
-  Push $2
-  Push $3
-
-  # don't add if the path doesn't exist
-  IfFileExists "$0\*.*" "" AddToPath_done
-
-  ReadEnvStr $1 PATH
-  ; if the path is too long for a NSIS variable NSIS will return a 0
-  ; length string.  If we find that, then warn and skip any path
-  ; modification as it will trash the existing path.
-  StrLen $2 $1
-  IntCmp $2 0 CheckPathLength_ShowPathWarning CheckPathLength_Done CheckPathLength_Done
-    CheckPathLength_ShowPathWarning:
-    Messagebox MB_OK|MB_ICONEXCLAMATION "Warning! PATH too long installer unable to modify PATH!"
-    Goto AddToPath_done
-  CheckPathLength_Done:
-  Push "$1;"
-  Push "$0;"
-  Call StrStr
-  Pop $2
-  StrCmp $2 "" "" AddToPath_done
-  Push "$1;"
-  Push "$0\;"
-  Call StrStr
-  Pop $2
-  StrCmp $2 "" "" AddToPath_done
-  GetFullPathName /SHORT $3 $0
-  Push "$1;"
-  Push "$3;"
-  Call StrStr
-  Pop $2
-  StrCmp $2 "" "" AddToPath_done
-  Push "$1;"
-  Push "$3\;"
-  Call StrStr
-  Pop $2
-  StrCmp $2 "" "" AddToPath_done
-
-  Call IsNT
-  Pop $1
-  StrCmp $1 1 AddToPath_NT
-    ; Not on NT
-    StrCpy $1 $WINDIR 2
-    FileOpen $1 "$1\autoexec.bat" a
-    FileSeek $1 -1 END
-    FileReadByte $1 $2
-    IntCmp $2 26 0 +2 +2 # DOS EOF
-      FileSeek $1 -1 END # write over EOF
-    FileWrite $1 "$\r$\nSET PATH=%PATH%;$3$\r$\n"
-    FileClose $1
-    SetRebootFlag true
-    Goto AddToPath_done
-
-  AddToPath_NT:
-    StrCmp $ADD_TO_PATH_ALL_USERS "1" ReadAllKey
-      ReadRegStr $1 ${NT_current_env} "PATH"
-      Goto DoTrim
-    ReadAllKey:
-      ReadRegStr $1 ${NT_all_env} "PATH"
-    DoTrim:
-    StrCmp $1 "" AddToPath_NTdoIt
-      Push $1
-      Call Trim
-      Pop $1
-      StrCpy $0 "$1;$0"
-    AddToPath_NTdoIt:
-      StrCmp $ADD_TO_PATH_ALL_USERS "1" WriteAllKey
-        WriteRegExpandStr ${NT_current_env} "PATH" $0
-        Goto DoSend
-      WriteAllKey:
-        WriteRegExpandStr ${NT_all_env} "PATH" $0
-      DoSend:
-      SendMessage ${HWND_BROADCAST} ${WM_WININICHANGE} 0 "STR:Environment" /TIMEOUT=5000
-
-  AddToPath_done:
-    Pop $3
-    Pop $2
-    Pop $1
-    Pop $0
-FunctionEnd
-
-
-; RemoveFromPath - Remove a given dir from the path
-;     Input: head of the stack
-
-Function un.RemoveFromPath
-  Exch $0
-  Push $1
-  Push $2
-  Push $3
-  Push $4
-  Push $5
-  Push $6
-
-  IntFmt $6 "%c" 26 # DOS EOF
-
-  Call un.IsNT
-  Pop $1
-  StrCmp $1 1 unRemoveFromPath_NT
-    ; Not on NT
-    StrCpy $1 $WINDIR 2
-    FileOpen $1 "$1\autoexec.bat" r
-    GetTempFileName $4
-    FileOpen $2 $4 w
-    GetFullPathName /SHORT $0 $0
-    StrCpy $0 "SET PATH=%PATH%;$0"
-    Goto unRemoveFromPath_dosLoop
-
-    unRemoveFromPath_dosLoop:
-      FileRead $1 $3
-      StrCpy $5 $3 1 -1 # read last char
-      StrCmp $5 $6 0 +2 # if DOS EOF
-        StrCpy $3 $3 -1 # remove DOS EOF so we can compare
-      StrCmp $3 "$0$\r$\n" unRemoveFromPath_dosLoopRemoveLine
-      StrCmp $3 "$0$\n" unRemoveFromPath_dosLoopRemoveLine
-      StrCmp $3 "$0" unRemoveFromPath_dosLoopRemoveLine
-      StrCmp $3 "" unRemoveFromPath_dosLoopEnd
-      FileWrite $2 $3
-      Goto unRemoveFromPath_dosLoop
-      unRemoveFromPath_dosLoopRemoveLine:
-        SetRebootFlag true
-        Goto unRemoveFromPath_dosLoop
-
-    unRemoveFromPath_dosLoopEnd:
-      FileClose $2
-      FileClose $1
-      StrCpy $1 $WINDIR 2
-      Delete "$1\autoexec.bat"
-      CopyFiles /SILENT $4 "$1\autoexec.bat"
-      Delete $4
-      Goto unRemoveFromPath_done
-
-  unRemoveFromPath_NT:
-    StrCmp $ADD_TO_PATH_ALL_USERS "1" unReadAllKey
-      ReadRegStr $1 ${NT_current_env} "PATH"
-      Goto unDoTrim
-    unReadAllKey:
-      ReadRegStr $1 ${NT_all_env} "PATH"
-    unDoTrim:
-    StrCpy $5 $1 1 -1 # copy last char
-    StrCmp $5 ";" +2 # if last char != ;
-      StrCpy $1 "$1;" # append ;
-    Push $1
-    Push "$0;"
-    Call un.StrStr ; Find `$0;` in $1
-    Pop $2 ; pos of our dir
-    StrCmp $2 "" unRemoveFromPath_done
-      ; else, it is in path
-      # $0 - path to add
-      # $1 - path var
-      StrLen $3 "$0;"
-      StrLen $4 $2
-      StrCpy $5 $1 -$4 # $5 is now the part before the path to remove
-      StrCpy $6 $2 "" $3 # $6 is now the part after the path to remove
-      StrCpy $3 $5$6
-
-      StrCpy $5 $3 1 -1 # copy last char
-      StrCmp $5 ";" 0 +2 # if last char == ;
-        StrCpy $3 $3 -1 # remove last char
-
-      StrCmp $ADD_TO_PATH_ALL_USERS "1" unWriteAllKey
-        WriteRegExpandStr ${NT_current_env} "PATH" $3
-        Goto unDoSend
-      unWriteAllKey:
-        WriteRegExpandStr ${NT_all_env} "PATH" $3
-      unDoSend:
-      SendMessage ${HWND_BROADCAST} ${WM_WININICHANGE} 0 "STR:Environment" /TIMEOUT=5000
-
-  unRemoveFromPath_done:
-    Pop $6
-    Pop $5
-    Pop $4
-    Pop $3
-    Pop $2
-    Pop $1
-    Pop $0
-FunctionEnd
-
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-; Uninstall sutff
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
 ###########################################
 #            Utility Functions            #
 ###########################################
 
-;====================================================
-; IsNT - Returns 1 if the current system is NT, 0
-;        otherwise.
-;     Output: head of the stack
-;====================================================
-; IsNT
-; no input
-; output, top of the stack = 1 if NT or 0 if not
-;
-; Usage:
-;   Call IsNT
-;   Pop $R0
-;  ($R0 at this point is 1 or 0)
-
-!macro IsNT un
-Function ${un}IsNT
-  Push $0
-  ReadRegStr $0 HKLM "SOFTWARE\Microsoft\Windows NT\CurrentVersion" CurrentVersion
-  StrCmp $0 "" 0 IsNT_yes
-  ; we are not NT.
-  Pop $0
-  Push 0
-  Return
-
-  IsNT_yes:
-    ; NT!!!
-    Pop $0
-    Push 1
-FunctionEnd
-!macroend
-!insertmacro IsNT ""
-!insertmacro IsNT "un."
-
 ; StrStr
 ; input, top of stack = string to search for
 ;        top of stack-1 = string to search in
@@ -802,14 +535,6 @@ Section "-Core installation"
 
 SectionEnd
 
-Section "-Add to path"
-  Push $INSTDIR\bin
-  StrCmp "@CPACK_NSIS_MODIFY_PATH@" "ON" 0 doNotAddToPath
-  StrCmp $DO_NOT_ADD_TO_PATH "1" doNotAddToPath 0
-    Call AddToPath
-  doNotAddToPath:
-SectionEnd
-
 ; Make sure nsDialogs is included before we use it
 !include "nsdialogs.nsh"
 
@@ -1222,10 +947,6 @@ Section "Uninstall"
 
   DeleteRegKey /ifempty SHCTX "Software\@CPACK_PACKAGE_VENDOR@\@CPACK_PACKAGE_INSTALL_REGISTRY_KEY@"
 
-  Push $INSTDIR\bin
-  StrCmp $DO_NOT_ADD_TO_PATH_ "1" doNotRemoveFromPath 0
-    Call un.RemoveFromPath
-  doNotRemoveFromPath:
 SectionEnd
 !endif