shells: use (()) for math. not all support let. expr is external command

This commit is contained in:
bolvan 2019-05-07 14:23:54 +03:00
parent a91c0c29c8
commit d940d41a2a
3 changed files with 4 additions and 4 deletions

View File

@ -118,7 +118,7 @@ run_daemon()
PID=$(jobs -p %$JOBCT) PID=$(jobs -p %$JOBCT)
if [ -n "$PID" ]; then if [ -n "$PID" ]; then
echo $PID >$PIDFILE echo $PID >$PIDFILE
JOBCT=`expr $JOBCT + 1` JOBCT=$(($JOBCT+1))
else else
echo could not start daemon $1 : $2 $3 echo could not start daemon $1 : $2 $3
fi fi

View File

@ -103,7 +103,7 @@ ask_list()
n=1 n=1
for m in $2; do for m in $2; do
echo $n : $m echo $n : $m
n=`expr $n + 1` n=$(($n+1))
done done
echo -n "your choice (default : $M_DEFAULT) : " echo -n "your choice (default : $M_DEFAULT) : "
read m read m
@ -424,7 +424,7 @@ openwrt_fw_section_find()
true true
return return
} }
i=`expr $i + 1` i=$(($i+1))
done done
false false
return return

View File

@ -135,7 +135,7 @@ openwrt_fw_section_find()
true true
return return
} }
i=`expr $i + 1` i=$(($i+1))
done done
false false
return return