A typical option tree has the following subdirectories:
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cfg
Holds the configuration information.
Always includes the command dictionary
commands.cnf
.
exp
Holds explain files for every command.
mcr
Holds macros.
prim
Holds primitives.
test
Holds test macros and JUnit tests.
The root directory of an option tree has the following special files:
version.txt
Version information about the option tree.
updates.txt
Lists any changes made to the option tree after its release.