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authorMike Frysinger <vapier@gentoo.org>2011-11-10 21:46:08 -0500
committerMike Frysinger <vapier@gentoo.org>2011-11-19 02:25:36 -0500
commitef1ff1b4f29762d1caf83dc2b65ccfc7cb96e140 (patch)
treef1ebb65eec6eb156a0fba737bcd5386af2a9ebfe /net/ip6to4.sh
parent0510c473d4cd9097401e3a7bc236b0121977b81d (diff)
make shell math operations style more succulent
Convert the style: var=$((${var} + 1)) to: : $(( var += 1 )) The latter is easier to read imo. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'net/ip6to4.sh')
-rw-r--r--net/ip6to4.sh4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ip6to4.sh b/net/ip6to4.sh
index 0e94293f..45644507 100644
--- a/net/ip6to4.sh
+++ b/net/ip6to4.sh
@@ -51,7 +51,7 @@ ip6to4_start()
case "${ip}" in
172.${i}.*) break;;
esac
- i=$((${i} + 1))
+ : $(( i += 1 ))
done
[ ${i} -lt 32 ] && continue
;;
@@ -90,7 +90,7 @@ ip6to4_start()
# Now apply our config
eval config_${config_index}=\'"${new}"\'
- config_index=$((${config_index} - 1))
+ : $(( config_index -= 1 ))
# Add a route for us, ensuring we don't delete anything else
local routes="$(_get_array "routes_${IFVAR}")