This allows the installer to distinguish success from failure, and also
ensures the shell that runs 'guix system init' exits upon completion.
* gnu/installer/utils.scm (run-shell-command)[pause]: New procedure.
Add "exec" before COMMAND in the script. Guard 'invoke' call and handle
'invoke-error?'. Add call to 'pause' on completion.
* gnu/installer/final.scm (install-system): Remove 'false-if-exception'.
* gnu/installer/utils.scm (run-shell-command): Add #:locale and honor it.
* gnu/installer/newt/final.scm (run-install-shell): Add 'locale'
parameter; pass it to 'install-system'.
(run-final-page): Obtain locale from RESULT; pass it to 'run-install-shell'.
* gnu/installer/final.scm (install-system): Add 'locale' parameter; pass
it to 'run-shell-command'.
* configure.ac: Require that guile-newt is available.
* gnu/installer.scm: New file.
* gnu/installer/aux-files/logo.txt: New file.
* gnu/installer/build-installer.scm: New file.
* gnu/installer/connman.scm: New file.
* gnu/installer/keymap.scm: New file.
* gnu/installer/locale.scm: New file.
* gnu/installer/newt.scm: New file.
* gnu/installer/newt/ethernet.scm: New file.
* gnu/installer/newt/hostname.scm: New file.
* gnu/installer/newt/keymap.scm: New file.
* gnu/installer/newt/locale.scm: New file.
* gnu/installer/newt/menu.scm: New file.
* gnu/installer/newt/network.scm: New file.
* gnu/installer/newt/page.scm: New file.
* gnu/installer/newt/timezone.scm: New file.
* gnu/installer/newt/user.scm: New file.
* gnu/installer/newt/utils.scm: New file.
* gnu/installer/newt/welcome.scm: New file.
* gnu/installer/newt/wifi.scm: New file.
* gnu/installer/steps.scm: New file.
* gnu/installer/timezone.scm: New file.
* gnu/installer/utils.scm: New file.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add previous files.
* gnu/system.scm: Export %root-account.
* gnu/system/install.scm (%installation-services): Use kmscon instead of linux
VT for all tty.
(installation-os)[users]: Add the graphical installer as shell of the root
account.
[packages]: Add font related packages.
* po/guix/POTFILES.in: Add installer files.