Aleksander Valchev wrote:
- .
,yesno
y,Y,n,N..
,
..
.
script- ( C/C++
..), , -
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.
.
# Ask question (passed as parameter $1) and
# returns 1 if user enter y or Y and 0 if user enter n or N
# Do not allow to enter other characters (repeats question until y,Y,n,N)
yesno()
{
Message=$1 # Question to ask
while [ true ]; do
echo -n $Message
read answer
if [ $answer ]; then
case $answer in
y|Y) # User enter YES, return 1
return 1
;;
n|N) # User enter NO, return 0
return 0
;;
*) # User do not know what he/she is enter, continue repeating
echo Please enter [y,Y] or [n,N]
;;
esac
fi # user enter y, n ot something else
done # while true
}
yesno Are you ok? [y/n]
result=$?
if [ $result -eq 1 ]; then
echo OK
fi
#!/bin/sh
result() {
echo $1
if [ ! $1 = Other ]; then
exit 0
fi
}
echo -n Please enter [y,Y] or [n,N]
read answer
while [ ! $answer = [yY] ] [ ! $answer = [nN] ]; do
case $answer in
[Yy]*)
result Yes
break
;;
[Nn]*)
result No
break
;;
*)
result Other
echo -n Please enter [y,Y] or [n,N]
read answer
;;
esac
done
result Deafult
#
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