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/pppd.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/pppd.sh')
-rw-r--r-- | net/pppd.sh | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/pppd.sh b/net/pppd.sh index 1f9d302e..97bd3ee5 100644 --- a/net/pppd.sh +++ b/net/pppd.sh @@ -96,7 +96,7 @@ pppd_pre_start() if ! ${hasdefaultmetric}; then local m= eval m=\$metric_${IFVAR} - [ -z "${m}" ] && m=$((${metric} + $(_ifindex))) + [ -z "${m}" ] && : $(( m = metric + $(_ifindex) )) opts="${opts} defaultmetric ${m}" fi if [ -n "${mtu}" ]; then |