shell如何判断两个文件是否相等？

Question

shell如何判断两个文件是否相等？

Answer 1

你是要判断文件内容是否相同吗？

#cat temp
#/bin/sbin
file1=/workstation/develop/a.txt
file2=/workstation/develop/a.txt
diff $file1 $file2 > /dev/null
if [ $0 == 0 ]; then
    echo "yes"
else
    echo "no"
fi