Checking the status of the repository shows that the new file has been added (indicated by the letter a at the beginning of the line), as shown in Listing 5.
检查存储库的状态，会看到已经添加了新文件(由行开头的字母a表示)，见清单5。
2
This is achieved by checking whether the corresponding variable has been set and adding the option to the command line.
这是通过检查对应的变量是否已设置并将该选项添加到命令行来实现的。
3
There was a lack of scrupulous checking somewhere along that line, and an attacker seized upon this and used it as a route to inject some very nasty malware onto our site.