42 lines
752 B
Bash
Executable File
42 lines
752 B
Bash
Executable File
vercomp () {
|
|
if [[ $1 == $2 ]]
|
|
then
|
|
return 0
|
|
fi
|
|
local IFS=.
|
|
local i ver1=($1) ver2=($2)
|
|
# fill empty fields in ver1 with zeros
|
|
for ((i=${#ver1[@]}; i<${#ver2[@]}; i++))
|
|
do
|
|
ver1[i]=0
|
|
done
|
|
for ((i=0; i<${#ver1[@]}; i++))
|
|
do
|
|
if ((10#${ver1[i]:=0} > 10#${ver2[i]:=0}))
|
|
then
|
|
return 1
|
|
fi
|
|
if ((10#${ver1[i]} < 10#${ver2[i]}))
|
|
then
|
|
return 2
|
|
fi
|
|
done
|
|
return 0
|
|
}
|
|
|
|
testvercomp () {
|
|
vercomp $1 $2
|
|
case $? in
|
|
0) op='=';;
|
|
1) op='>';;
|
|
2) op='<';;
|
|
esac
|
|
if [[ $op != $3 ]]
|
|
then
|
|
# No update available
|
|
echo "1"
|
|
else
|
|
# Update available
|
|
echo "0"
|
|
fi
|
|
} |