shell判断命令是否存在
用于判断命令是否存在、并安装该命令
vim software.sh
#!/bin/bash
software_exists() {
command -v $1 > /dev/null 2>&1 || { echo yum install -y $1 ; }
}
for i in sshpass vim wget
do
software_exists $i
done
用于判断命令是否存在、并安装该命令
vim software.sh
#!/bin/bash
software_exists() {
command -v $1 > /dev/null 2>&1 || { echo yum install -y $1 ; }
}
for i in sshpass vim wget
do
software_exists $i
done