Styles for listings package -different languages listings in LaTeX.

listings-customc.tex

\definecolor{mygreen}{rgb}{0,0.6,0}
\definecolor{mygray}{rgb}{0.5,0.5,0.5}
\definecolor{mymauve}{rgb}{0.58,0,0.82}
\lstdefinestyle{customc}{
	belowcaptionskip=1\baselineskip,
	breaklines=true,
	frame=L,
	xleftmargin=\parindent,
	language=C,
	showstringspaces=false,
	basicstyle=\footnotesize\ttfamily,
	keywordstyle=\bfseries\color{mygray},
	commentstyle=\itshape\color{mygreen},
	identifierstyle=\color{blue},
	stringstyle=\color{mymauve},
	numbers=left,
	numbersep=12pt,
	numberstyle=\tiny\color{black},
}

listings-usage.tex

\usepackage{listings}
% ...
\begin{lstlisting}[language=C, style=customc]
void test() {}
\end{lstlisting}