blob: a865fa338786f0c73043e60a8f35f96ac010e4cc (
plain) (
blame)
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
75
|
#!/bin/sh
set -eu
usage() {
cat <<-'EOF'
Usage:
forever [-q] -- COMMAND...
forever -h
EOF
}
help() {
cat <<-'EOF'
Options:
-q quiet mode, don't print exit code messages
-h, --help show this message
Run COMMAND forever.
Examples:
Print 123 forever:
$ forever echo 123
EOF
}
for flag in "$@"; do
case "$flag" in
--)
break
;;
--help)
usage
help
exit
;;
*)
;;
esac
done
QUIET=false
while getopts 'qh' flag; do
case "$flag" in
q)
QUIET=true
;;
h)
usage
help
exit
;;
*)
usage >&2
exit 2
;;
esac
done
shift $((OPTIND - 1))
eval "$(assert-arg -- "${1:-}" 'COMMAND')"
while true; do
STATUS=0
"$@" || STATUS=$?
if [ "$QUIET" = false ]; then
printf 'Exitted with code %s.\n' "$STATUS" >&2
fi
done
|
