diff options
Diffstat (limited to 'setup-hostname.in')
| -rw-r--r-- | setup-hostname.in | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/setup-hostname.in b/setup-hostname.in index 16d9b6b..20164bd 100644 --- a/setup-hostname.in +++ b/setup-hostname.in @@ -50,14 +50,16 @@ if [ -z "$name" ] && [ $# -eq 1 ]; then name="$1" fi -while true; do - if [ -n "$name" ]; then - HOST="$name" - else - HOST=`hostname` - echon "Enter system hostname (short form, e.g. 'foo') [$HOST]: " - default_read HOST `hostname` - fi +# if name is set, then we run non-interactively +if [ -n "$name" ] && ! valid_hostname "$name"; then + exit 1 +fi + +HOST="$name" +while [ -z "$name" ]; do + HOST=`hostname` + echon "Enter system hostname (short form, e.g. 'foo') [$HOST]: " + default_read HOST "$HOST" if valid_hostname "$HOST"; then break fi |