blob: 97d096587f532931371fc2174e966ba2cf9b99e7 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
#!/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
}
|
