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| 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/clip.sh | |
| parent | 0510c473d4cd9097401e3a7bc236b0121977b81d (diff) | |
| download | openrc-ef1ff1b4f29762d1caf83dc2b65ccfc7cb96e140.tar.gz openrc-ef1ff1b4f29762d1caf83dc2b65ccfc7cb96e140.tar.bz2 openrc-ef1ff1b4f29762d1caf83dc2b65ccfc7cb96e140.tar.xz | |
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/clip.sh')
| -rw-r--r-- | net/clip.sh | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/clip.sh b/net/clip.sh index 35efa3f..2fc290f 100644 --- a/net/clip.sh +++ b/net/clip.sh @@ -148,7 +148,7 @@ clip_post_start() local nleftretries=10 emsg= ecode= while [ ${nleftretries} -gt 0 ]; do - nleftretries=$((${nleftretries} - 1)) + : $(( nleftretries -= 1 )) emsg="$(atmarp -s "${peerip}" "${ifvpivci}" "$@" 2>&1)" ecode=$? && break sleep 2 |