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-rw-r--r--mkarchroot.in83
1 files changed, 39 insertions, 44 deletions
diff --git a/mkarchroot.in b/mkarchroot.in
index 8cf9474..bfdec39 100644
--- a/mkarchroot.in
+++ b/mkarchroot.in
@@ -13,7 +13,7 @@ m4_include(lib/common.sh)
CHROOT_VERSION='v2'
FORCE='n'
-RUN=''
+MODE='i'
NOCOPY='n'
NONETWORK='n'
@@ -23,7 +23,7 @@ APPNAME=$(basename "${0}")
# usage: usage <exitvalue>
usage() {
- echo "Usage: ${APPNAME} [options] working-dir [action]"
+ echo "Usage: ${APPNAME} [options] working-dir [exta-arguments]"
echo ' options:'
echo ' -f Force overwrite of files in the working-dir'
echo ' -C <file> Location of a pacman config file'
@@ -31,10 +31,11 @@ usage() {
echo ' -n Do not copy config files into the chroot'
echo ' -c <dir> Set pacman cache'
echo ' -N Disable networking in the chroot'
- echo ' actions:'
- echo ' -i <pkg-list> Install "pkg-list" in the chroot.'
- echo ' Creates the chroot if necessary, workding-dir must exist'
- echo ' -r <cmd> Run "cmd" within the context of the chroot'
+ echo ' modes:'
+ echo ' -i Install the packages "extra-arguments" in the chroot.'
+ echo ' This creates the chroot if it does not exist.'
+ echo ' This is the default mode.'
+ echo ' -r Run the command "extra-arguments" within the chroot'
echo ' -u Update the chroot via pacman'
echo ' -h Print this message'
@@ -43,7 +44,7 @@ usage() {
################################################################################
-while getopts 'fC:M:nc:Nr:uh' arg; do
+while getopts 'fC:M:nc:Niruh' arg; do
case "${arg}" in
f) FORCE='y' ;;
C) pac_conf="$OPTARG" ;;
@@ -52,8 +53,8 @@ while getopts 'fC:M:nc:Nr:uh' arg; do
c) cache_dir="$OPTARG" ;;
N) NONETWORK='y' ;;
- r) action="-$arg"; action_arg="$OPTARG" ;;
- u|h) action="-$arg" ;;
+ i|r|u) MODE="$arg" ;;
+ h) usage 0 ;;
*) error "invalid argument '${arg}'"; usage ;;
esac
@@ -61,42 +62,36 @@ done
shift $(($OPTIND - 1))
-if [[ -n $action ]]; then
- case $# in
- 0) error 'You must specify a directory.'; usage ;;
- 1)
- args=("$1" "$action")
- [[ -n $action_arg ]] && args+=("$action_arg")
- set -- "${args[@]}"
- unset args action action_arg
- ;;
- *) error 'Extra arguments.'; usage ;;
- esac
-else
- if (( $# < 2 )); then
- error 'You must specify a directory and an action.'
- usage
- fi
-fi
+case $MODE in
+ i)
+ case $# in
+ 0) die 'You must specify a directory and one or more packages.' ;;
+ 1) die 'You must specify one or more packages.' ;;
+ esac
+ ;;
+ r)
+ case $# in
+ 0) die 'You must specify a directory and a command.' ;;
+ 1) die 'You must specify a command.' ;;
+ esac
+ ;;
+ u)
+ case $# in
+ 0) die 'You must specify a directory.' ;;
+ 1) : ;;
+ 2) die 'Extra arguments' ;;
+ esac
+ ;;
+esac
working_dir="$(readlink -f "${1}")"
shift 1
[[ -z $working_dir ]] && die 'Please specify a working directory.'
-action=$1
-shift 1
-case "$action" in
- -i) PKGS=("$@") ;;
- -r) RUN="$*" ;;
- -u)
- (( $# > 0 )) && { error 'Extra arguments.'; usage; }
- RUN='/bin/sh -c "pacman -Syu --noconfirm && (pacman -Qqu >/dev/null && pacman -Su --noconfirm || exit 0)"'
- ;;
- -h) usage 0 ;;
- -*) error "invalid argument '${action#-}'"; usage ;;
- *) PKGS=("$action" "$@") ;; # for compatability with mkarchroot
-esac
-unset action
+if [[ $MODE == u ]]; then
+ MODE=r
+ set -- /bin/sh -c 'pacman -Syu --noconfirm && (pacman -Qqu >/dev/null && pacman -Su --noconfirm || exit 0)'
+fi
################################################################################
@@ -166,7 +161,7 @@ chroot_run() {
# }}}
umask 0022
-if [[ -n $RUN ]]; then
+if [[ $MODE == r ]]; then
# run chroot {{{
#Sanity check
if [[ ! -f "${working_dir}/.arch-chroot" ]]; then
@@ -179,10 +174,10 @@ if [[ -n $RUN ]]; then
build_mount_args
copy_hostconf
- chroot_run "${working_dir}" ${RUN}
+ chroot_run "${working_dir}" "$@"
# }}}
-else
+elif [[ $MODE == i ]]; then
# {{{ build chroot
if [[ -e $working_dir && $FORCE = 'n' ]]; then
die "Working directory '${working_dir}' already exists - try using -f"
@@ -206,7 +201,7 @@ else
if [[ $FORCE = 'y' ]]; then
pacargs+=("--force")
fi
- if ! pacstrap -GMcd "${working_dir}" "${pacargs[@]}" "${PKGS[@]}"; then
+ if ! pacstrap -GMcd "${working_dir}" "${pacargs[@]}" "$@"; then
die 'Failed to install all packages'
fi