avoid access to unused variable, no need for nested function

src/CLI.f90

@@ -56,7 +56,6 @@ subroutine CLI_init()
     i
   integer, dimension(8) :: &
     dateAndTime
-  integer        :: err
   external :: &
     quit
 
@@ -161,7 +160,6 @@ subroutine CLI_init()
           call quit(1)
         end if
     end select
-    if (err /= 0) call quit(1)
   end do
 
   if (.not. all([allocated(loadcaseArg),allocated(geometryArg),allocated(materialArg)])) then
@@ -188,17 +186,19 @@ subroutine CLI_init()
   if (CLI_restartInc > 0) &
     print'(1x,a,i6.6)', 'Restart from increment: ', CLI_restartInc
 
-  contains
 
-  !------------------------------------------------------------------------------------------------
+end subroutine CLI_init
+
+!--------------------------------------------------------------------------------------------------
 !> @brief Get argument from command line.
-  !------------------------------------------------------------------------------------------------
+!--------------------------------------------------------------------------------------------------
 function getArg(n)
 
   integer, intent(in) :: n                                                                          !< number of the argument
   character(len=:), allocatable :: getArg
 
   integer :: l,err
+  external :: quit
 
 
   allocate(character(len=0)::getArg)
@@ -218,8 +218,6 @@ subroutine CLI_init()
 
 end function getArg
 
-end subroutine CLI_init
-
 
 !--------------------------------------------------------------------------------------------------
 !> @brief extract working directory from given argument or from location of geometry file,
@@ -229,9 +227,11 @@ subroutine setWorkingDirectory(workingDirectoryArg)
 
   character(len=*), intent(in)  :: workingDirectoryArg                                              !< working directory argument
   character(len=:), allocatable :: workingDirectory
+
   logical                       :: error
   external                      :: quit
 
+
   absolutePath: if (workingDirectoryArg(1:1) == '/') then
     workingDirectory = workingDirectoryArg
   else absolutePath