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 /support | |
| parent | 0510c473d4cd9097401e3a7bc236b0121977b81d (diff) | |
make shell math operations style more succulent
Convert the style:
var=$((${var} + 1))
to:
: $(( var += 1 ))
The latter is easier to read imo.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'support')
| -rwxr-xr-x | support/openvpn/up.sh | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/support/openvpn/up.sh b/support/openvpn/up.sh index 14569325..c52ea048 100755 --- a/support/openvpn/up.sh +++ b/support/openvpn/up.sh @@ -34,7 +34,7 @@ while true; do elif [ "${opt}" != "${opt#dhcp-option DNS *}" ]; then NS="${NS}nameserver ${opt#dhcp-option DNS *}\n" fi - i=$((${i} + 1)) + : $(( i += 1 )) done if [ -n "${NS}" ]; then |