Ludovic Courtès 4593f5a654 syscalls: Add 'terminal-rows'. ...

* guix/build/syscalls.scm (terminal-dimension): New procedure.
(terminal-columns): Rewrite in terms of 'terminal-dimension'.
(terminal-rows): New procedure.
* tests/syscalls.scm ("terminal-rows"): New test.

2019-06-27 11:14:40 +02:00

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