Index: doc/LaTeXmacros/common.tex
===================================================================
--- doc/LaTeXmacros/common.tex	(revision cc022a90a37e06f273243026ac3156588f886a70)
+++ doc/LaTeXmacros/common.tex	(revision 05ffb7b232cd4ee5f90866b34af47c55ed4e4f88)
@@ -11,6 +11,6 @@
 %% Created On       : Sat Apr  9 10:06:17 2016
 %% Last Modified By : Peter A. Buhr
-%% Last Modified On : Mon May 31 09:10:49 2021
-%% Update Count     : 546
+%% Last Modified On : Mon Feb  7 23:00:08 2022
+%% Update Count     : 552
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
@@ -43,4 +43,5 @@
 \newcommand{\CCIcon}{\textrm{C}\kern-.1em\hbox{+\kern-.25em+}} % C++ icon
 \newcommand{\CC}[1][]{\protect\CCIcon{#1}\xspace}		% C++ symbolic name
+\newcommand{\Cpp}[1][]{\CC{#1}}							% C++ synonym
 % numbers disallowed in latex variables names => use number names
 \newcommand{\CCeleven}{\protect\CCIcon{11}\xspace}		% C++11 symbolic name
@@ -51,4 +52,9 @@
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\usepackage{pslatex}									% reduce size of san serif font
+\usepackage{relsize}									% must be after change to small or selects old size
+\usepackage{rotating}
+\usepackage{calc}										% latex arithmetic
 
 % remove special-character warning in PDF side-bar names
@@ -72,9 +78,4 @@
 \newlength{\parindentlnth}
 \setlength{\parindentlnth}{\parindent}
-
-\usepackage{pslatex}									% reduce size of san serif font
-\usepackage{relsize}									% must be after change to small or selects old size
-\usepackage{rotating}
-\usepackage{calc}										% latex arithmetic
 
 % reduce size of chapter/section titles
@@ -152,4 +153,25 @@
 \newcommand{\@snewterm}[2][\@empty]{{\newtermFontInline{#2}}\ifx#1\@empty\index{#2}\else\index{#1@{\protect#2}}\fi}
 
+% \snake{<identifier>}
+% Improves writing of snake case (or any convention that uses _) by allowing
+% line breaks after _. Disables commands inside the block and formats the
+% identifier to look like code.
+\newcommand*\snake[1]{\snakefont{\expandafter\snake@next\detokenize{#1}\@nil}}
+
+% \snakefont{<text>}
+% Command used by \snake, you may renew the command to change its formating.
+\newcommand*\snakefont[1]{\LstBasicStyle{#1}}
+
+% Thanks Manuel of TeX Stack exchange. (I got the base pattern from one of
+% their answers.) Note: \@nil should never be defined.
+\newcommand*\snake@next[1]{\ifx\@nil#1\else
+  \expandafter\ifx\string_#1\string_\allowbreak\else#1\fi
+  \expandafter\snake@next\fi
+}
+
+% \lang{<language>}{<code>}
+% Use the listings package to format the snipit of <code> in <language>.
+\newcommand{\lang}[2]{\lstinline[language=#1]{#2}}
+
 % Latin abbreviation
 \newcommand{\abbrevFont}{\textit}			% set empty for no italics
@@ -268,5 +290,5 @@
 extendedchars=true,						% allow ASCII characters in the range 128-255
 escapechar=\$,							% LaTeX escape in CFA code §...§ (section symbol), emacs: C-q M-'
-mathescape=false,						% LaTeX math escape in CFA code $...$
+mathescape=false,						% disable LaTeX math escape in CFA code $...$
 keepspaces=true,						%
 showstringspaces=false,					% do not show spaces with cup