Declare the commands required to normalise pathnames. Declaring the intention to use a program
The programs are: realpath.
Normalise the given PATHNAME using realpath and print the result to stdout. The
optional arguments OPT are added, as options, to the command line of realpath.
The function variant _var stores the result in the variable _RV, rather than print it;
Result variables.
Execute the program realpath using the given optional command line arguments.
This document describes version 3.0.0-devel.9 of Marcos Bash Functions Library.