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 /sh/rc-mount.sh | |
| parent | 0510c473d4cd9097401e3a7bc236b0121977b81d (diff) | |
make shell math operations style more succulent
Convert the style:
var=$((${var} + 1))
to:
: $(( var += 1 ))
The latter is easier to read imo.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'sh/rc-mount.sh')
| -rw-r--r-- | sh/rc-mount.sh | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sh/rc-mount.sh b/sh/rc-mount.sh index b3c9bf63..2bb14504 100644 --- a/sh/rc-mount.sh +++ b/sh/rc-mount.sh @@ -59,7 +59,7 @@ do_unmount() eend 1 else local sig="TERM" - retry=$(($retry - 1)) + : $(( retry -= 1 )) [ $retry = 1 ] && sig="KILL" fuser $f_kill$sig -k $f_opts \ "$mnt" >/dev/null 2>&1 |