74 lines
1.1 KiB
Bash
74 lines
1.1 KiB
Bash
#!/bin/bash
|
|
|
|
set -e
|
|
|
|
INDIR=
|
|
OUTDIR=
|
|
|
|
error() {
|
|
>&2 echo "error: $@"
|
|
}
|
|
|
|
warning() {
|
|
>&2 echo "warning: $@"
|
|
}
|
|
|
|
die() {
|
|
error "$@"
|
|
exit 1
|
|
}
|
|
|
|
usage() {
|
|
local code="$1"
|
|
cat <<EOF
|
|
usage: $PROGNAME [OPTIONS]
|
|
|
|
Options:
|
|
-o output directory
|
|
-i input directory
|
|
-h show this help
|
|
EOF
|
|
exit $code
|
|
}
|
|
|
|
input_args() {
|
|
[ -z "$1" ] && usage
|
|
|
|
while [[ $# -gt 0 ]]; do
|
|
case $1 in
|
|
-o)
|
|
OUTDIR="$2"
|
|
shift
|
|
;;
|
|
-i)
|
|
INDIR="$2"
|
|
shift
|
|
;;
|
|
-h)
|
|
usage
|
|
;;
|
|
*)
|
|
die "unexpected argument: $1"
|
|
;;
|
|
esac
|
|
shift
|
|
done
|
|
}
|
|
|
|
check_args() {
|
|
[ -z "$OUTDIR" ] && {
|
|
error "output directory not specified"
|
|
usage 1
|
|
}
|
|
[ -z "$INDIR" ] && {
|
|
error "input directory not specified"
|
|
usage 1
|
|
}
|
|
|
|
if [ ! -d "$OUTDIR" ]; then
|
|
mkdir "$OUTDIR"
|
|
else
|
|
# warning "$OUTDIR already exists, erasing it"
|
|
rm "$OUTDIR"/*
|
|
fi
|
|
} |