问题
while doing the programing in perl with scp command
i am stucked with facing the exit status of scp command
if you tell which exit value(other then 0-success,1-error) is for what my life will be simple
回答1:
From here:
0 Operation was successful
1 General error in file copy
2 Destination is not directory, but it should be
3 Maximum symlink level exceeded
4 Connecting to host failed.
5 Connection broken
6 File does not exist
7 No permission to access file.
8 General error in sftp protocol
9 File transfer protocol mismatch
10 No file matches a given criteria
65 Host not allowed to connect
66 General error in ssh protocol
67 Key exchange failed
68 Reserved
69 MAC error
70 Compression error
71 Service not available
72 Protocol version not supported
73 Host key not verifiable
74 Connection failed
75 Disconnected by application
76 Too many connections
77 Authentication cancelled by user
78 No more authentication methods available
79 Invalid user name
回答2:
link: scp return codes
回答3:
0 is almost always the success return code, when dealing with shell commands and similar programs.
来源：https://stackoverflow.com/questions/921210/can-i-know-abt-the-exit-status-of-the-scp-command-in-unix