Return non-zero exit status if a child processes fails
26967
How to wait in bash for several subprocesses to finish and return exit code !=0 when any subprocess ends with code !=0?
101209
How to create a Process that outlives its parent
49293
How to get child process from parent process
59980
What makes a Unix process die with Broken pipe?
144704
How to conditionally do something if a command succeeded or failed
115854
How to identify the process that's sending error messages to terminal?
93792
Is there any UNIX variant on which a child process dies with its parent?
111721
How to check if gcc has failed, returned a warning, or succeeded in Bash?
111946
How can I get the PID of the parent process of my application
14897
How can I validate exits and aborts in RSpec?
5575
How can I run a command which will survive terminal close?
142684
Generic exit function for iTerm2
126530
How to pipe output from one process to another but only execute if the first has output?
53507
Test if executable exists in Python?
103844
Bash: wait for a fix number of process
136267
Pipe the output of a command if it is successful
90939
Waiting for background processes to finish before exiting script