What Does Exec Do in Linux?
Contents Exec Command in Linux Is Used to Execute a Command from the Bash Itself. This Command Does Not Create a New Process It Just Replaces the Bash with the...
exec command in Linux is used to execute a command from the bash itself. This command does not create a new process it just replaces the bash with the command to be executed. If the exec command is successful, it does not return to the calling process.
What Exec will do?
Exec functions are used when you want to execute (launch) a file (program). and how does it work. They work by overwriting the current process image with the one that you launched. They replace (by ending) the currently running process (the one that called the exec command) with the new process that has launched.
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What does Exec do bash?
On Unix-like operating systems, exec is a builtin command of the Bash shell. It allows you to execute a command that completely replaces the current process. The current shell process is destroyed, and entirely replaced by the command you specify.
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