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/ip6to4.sh | |
| parent | 0510c473d4cd9097401e3a7bc236b0121977b81d (diff) | |
make shell math operations style more succulent
Convert the style:
var=$((${var} + 1))
to:
: $(( var += 1 ))
The latter is easier to read imo.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'net/ip6to4.sh')
| -rw-r--r-- | net/ip6to4.sh | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ip6to4.sh b/net/ip6to4.sh index 0e94293f..45644507 100644 --- a/net/ip6to4.sh +++ b/net/ip6to4.sh @@ -51,7 +51,7 @@ ip6to4_start() case "${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}") |