シェルスクリプトのif条件付き平均の-fは何ですか？

Question

tmpFilename = "buildDefTemp.txt"

if [ -f $tmpFilename ]; then 
    rm -f $tmpFilename 
fi 
if [ -f $buildDefinitionFile ]; then 
    rm -f $buildDefinitionFile 
fi 

Answer 1

http://tldp.org/LDP/Bash-Beginners-Guide/html/sect_07_01.html

[ -f FILE ] True if FILE exists and is a regular file.