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| author | Ludovic Courtès <ludo@gnu.org> | 2015-09-15 00:04:27 +0200 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2015-09-15 00:04:27 +0200 |
| commit | d89e0990f50a00cd4eddd781f31c7a801b0bc9c3 (patch) | |
| tree | a35540e54fcf14de4e289428d995076dc9524321 /guix | |
| parent | 17d8e33f316b7e88aa06452f873b59770989f1b6 (diff) | |
guix system: Gracefully handle incomplete commands.
Fixes <http://bugs.gnu.org/21451>.
Reported by Steve Sprang <steve.sprang@gmail.com>.
* guix/scripts/system.scm (guix-system)[option-arguments]: Error out
when ACTION is #f.
Diffstat (limited to 'guix')
| -rw-r--r-- | guix/scripts/system.scm | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/guix/scripts/system.scm b/guix/scripts/system.scm index 45f598219d..56a9011e94 100644 --- a/guix/scripts/system.scm +++ b/guix/scripts/system.scm @@ -514,6 +514,13 @@ Build the operating system declared in FILE according to ACTION.\n")) (leave (_ "wrong number of arguments for action '~a'~%") action)) + (unless action + (format (current-error-port) + (_ "guix system: missing command name~%")) + (format (current-error-port) + (_ "Try 'guix system --help' for more information.~%")) + (exit 1)) + (case action ((build vm vm-image disk-image reconfigure) (unless (= count 1) |