It configures QEMU to use the tty it was started in for IO (as opposed to
opening a separate graphical window). This enables copy-pasting and
scrollback. Exit QEMU with C-a x.
* gnu/system/vm.scm (system-qemu-image/shared-store-script): Also add the
'-nographic' QEMU argument when called with #:graphic? #false.
* guix/scripts/system.scm (system-derivation-for-action): Propagate
the #:graphic? keyword arg.
(perform-action): Add and propagate the #:graphic? keyword arg.
(show-help): Add --no-graphic CLI arg.
(%options): Process the new --no-graphic CLI arg.
(process-action): Feed in the CLI arg through the #:graphic? keyword arg.
* doc/guix.texi (Invoking guix system): Add example to combine guix system and
invoking the vm start script into one command. Split the description of the
various options into separate paragraphs. Add a paragraph to describe
--no-graphic.
Signed-off-by: Mathieu Othacehe <othacehe@gnu.org>