diff options
| author | Mike Frysinger <vapier@gentoo.org> | 2011-11-10 21:46:08 -0500 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2011-11-19 02:25:36 -0500 |
| commit | ef1ff1b4f29762d1caf83dc2b65ccfc7cb96e140 (patch) | |
| tree | f1ebb65eec6eb156a0fba737bcd5386af2a9ebfe /net/arping.sh | |
| parent | 0510c473d4cd9097401e3a7bc236b0121977b81d (diff) | |
make shell math operations style more succulent
Convert the style:
var=$((${var} + 1))
to:
: $(( var += 1 ))
The latter is easier to read imo.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'net/arping.sh')
| -rw-r--r-- | net/arping.sh | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/arping.sh b/net/arping.sh index b77d70c1..83360d78 100644 --- a/net/arping.sh +++ b/net/arping.sh @@ -34,7 +34,7 @@ arping_address() while [ ${w} -gt 0 -a -z "${foundmac}" ]; do foundmac="$(arping2 ${opts} -r -c 1 -i "${IFACE}" "${ip}" 2>/dev/null | \ sed -e 'y/abcdef/ABCDEF/')" - w=$((${w} - 1)) + : $(( w -= 1 )) done else [ -z "$(_get_inet_address)" ] && opts="${opts} -D" |