diff options
Diffstat (limited to 'src')
| -rwxr-xr-x | src/chroot-tools/librechroot | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/src/chroot-tools/librechroot b/src/chroot-tools/librechroot index c8b83f8..378222b 100755 --- a/src/chroot-tools/librechroot +++ b/src/chroot-tools/librechroot @@ -296,7 +296,8 @@ main() { declare -i retconf=0 load_conf chroot.conf CHROOTDIR CHROOT || retconf=$? - local mode=enter + local mode=enter opt + declare -Ai used_opts while getopts 'n:l:NC:M:A:w:r:' opt; do case $opt in n) CHROOT=$OPTARG;; @@ -320,7 +321,20 @@ main() { r) sysd_nspawn_flags+=("--bind-ro=$OPTARG");; *) usage >&2; return $EXIT_INVALIDARGUMENT;; esac + used_opts[$opt]+=1 done + for opt in n l C M A; do + if (( ${used_opts[$opt]:-0} > 1 )); then + error "Option -%s may only be given once" + usage >&2 + return $EXIT_INVALIDARGUMENT + fi + done + if (( ${used_opts[A]:-0} && ( ${used_opts[C]:-0} || ${used_opts[M]:-0} ) )); then + error "Option -A may not be used together with -C or -M" + usage >&2 + return $EXIT_INVALIDARGUMENT + fi shift $((OPTIND - 1)) if [[ $# -lt 1 ]]; then error "Must specify a command" |