exitstatus

I want to know whether any commands in a bash script exited with a non-zero status. I want something similar to set -e functionality, except that I don't want it to exit when a command exits with a non-zero status. I want it to run the whole script, and then I want to know that either: a) all commands exited with exit status 0 -or- b) one or more commands exited with a non-zero status e.g., given the following: #!/bin/bash command1 # exits with status 1 command2 # exits with status 0 command3 # exits with status 0 I want all three commands to run. After running the script, I want an indication

Apologies if this has been asked, but nowhere in the Docker documentation can I find an authoritative list of exit codes (also called exit status). Surprising! I see suggestions about making it consistent, but no docs on docker.com. Does anyone know where the exit codes can be found? Tombart For Docker >= 1.10 see this PR , which follows standard chroot exit codes : 125 : docker run itself fails 126 : contained command cannot be invoked 127 : if contained command cannot be found 128 + n Fatal error signal n : 130 = (128+2) Container terminated by Control-C 137 = (128+9) Container received a

I am a noob in shell-scripting. I want to print a message and exit my script if a command fails. I've tried: my_command && (echo 'my_command failed; exit) but it does not work. It keeps executing the instructions following this line in the script. I'm using Ubuntu and bash. Try: my_command || { echo 'my_command failed' ; exit 1; } Four changes: Change && to || Use { } in place of ( ) Introduce ; after exit and spaces after { and before } Since you want to print the message and exit only when the command fails ( exits with non-zero value) you need a || not an && . cmd1 && cmd2 will run cmd2