(yotta workspace) ~ $ cmake
Usage
cmake [options] <path-to-source>
cmake [options] <path-to-existing-build>
Specify a source directory to (re-)generate a build system for it in the
current working directory. Specify an existing build directory to
re-generate its build system.
Run 'cmake --help' for more information.
(yotta workspace) ~ $ ninja
sh: ninja: command not found
(yotta workspace) ~ $ arm-none-eabi-gcc
sh: arm-none-eabi-gcc: command not found
(yotta workspace) ~ $ yt
usage: yt [-h] [--version] [-v] [-t TARGET] [--plain] [--noninteractive]
<subcommand> ...
yt: error: too few arguments
(yotta workspace) ~ $