build_tools/revision_c.pl
Creates src/revision.c with current rev number taken from .svn/entries or .svk/entries and config rev number of last Parrot configure run.
config/gen/revision.pl, lib/Parrot/Revision.pm, include/parrot/config.h
To install Ruby, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Ruby
CPAN shell
perl -MCPAN -e shell install Ruby
For more information on module installation, please visit the detailed CPAN module installation guide.