What Does Trap Command Do
Trap Defines and Activates Handlers to Run When the Shell Receives Signals or Other Special Conditions. … If a Signal_Specwhat Is the Use of Trap Command? Trap...
trap defines and activates handlers to run when the shell receives signals or other special conditions. … If a SIGNAL_SPEC
What is the use of trap command?
Trap allows you to catch signals and execute code when they occur. Signals are asynchronous notifications that are sent to your script when certain events occur. Most of these notifications are for events that you hope never happen, such as an invalid memory access or a bad system call.
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How do you Ctrl-C trap?
To trap Ctrl-C in a shell script, we will need to use the trap shell builtin command. When a user sends a Ctrl-C interrupt signal, the signal SIGINT (Signal number 2) is sent.
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