%% =================================================================================================
%% Indices
%% =================================================================================================

%% Index entries (italic font for files, preformat for code)
\newcommand{\key}[1]{
   \index[keys]{       #1@\texttt{\textbf{key\_#1}}} \texttt{\textbf{key\_#1}}
}             
\newcommand{\mdl}[1]{
   \index[modules]{    #1@\textit{#1.F90}          } \textit{#1.F90}
}
\newcommand{\nam}[2]{
   \index[blocks]{     #1@\texttt{\&nam#2}         } \forcode{&nam#1} (\autoref{lst:nam#1})
}
\newcommand{\np}[3][]{
   \index[parameters]{ #3@\texttt{#3}              } \forcode{#2#1}
}
\newcommand{\rou}[1]{
   \index[subroutines]{#1@\texttt{#1}              } \texttt{#1}
}

\indexsetup{toclevel=section,othercode=\small}

\makeindex[intoc=true,name=blocks     ,title=Namelist blocks      ,columns=3]
\makeindex[intoc=true,name=keys       ,title=CPP keys                       ]
\makeindex[intoc=true,name=modules    ,title=\fortran\ modules    ,columns=3]
\makeindex[intoc=true,name=parameters ,title=Namelist parameters  ,columns=3]
\makeindex[intoc=true,name=subroutines,title=\fortran\ subroutines          ]