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\documentclass[crop, tikz]{standalone}
\usepackage{tikz}
\begin{document}
\begin{tikzpicture}
\usetikzlibrary{arrows.meta}
% Just a workaround to leave some space around the diagram
\filldraw[color=white,fill=white] (-8,-9) rectangle (8,1);
% Boxes
\newcommand{\tbox}[3]{
\node[draw, rounded corners, text centered, text width=3cm]
(#1) at (#2) {\bf #3}
;
}
\tbox {top} {0,0} {Job not running}
\tbox {left} {-6,-4} {Job running in the background}
\tbox {right} {6,-4} {Job running in the foreground}
\tbox {bottom} {0,-8} {Job suspended}
% Arrows
\newcommand{\arr}[4]{
\draw[-{Latex[length=3mm]}, ultra thick]
(#1) edge[#4] node[fill=white] {\texttt{#3}} (#2)
;
}
\arr {top} {left} {command \&} {bend right}
\arr {left} {top} {kill \%job} {bend right}
\arr {left} {bottom} {kill -STOP \%job} {bend right}
\arr {bottom} {left} {bg \%job} {bend right}
\arr {bottom} {right} {fg \%job} {bend left}
\arr {right} {bottom} {Ctrl+Z} {bend left}
\arr {right} {top} {Ctrl+C} {bend left}
\arr {top} {right} {command} {bend left}
\arr {left} {right} {fg \%job} {}
\end{tikzpicture}
\end{document}
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