What does sleep mean in a script?
sleep is a command-line utility that allows you to suspends the calling process for a specified time. In other words, the sleep command pauses the execution of the next command for a given number of seconds.
How do you use wait in expect script?
Use expect “prompt>\r” instead of expect “prompt>” Curly braces need to be on the same line as expect command, like this expect “prompt>\r” { Use set timeout -1 to wait for the prompt infinitely, instead of 10 seconds.
How do you sleep in a shell script?
/bin/sleep is Linux or Unix command to delay for a specified amount of time. You can suspend the calling shell script for a specified time. For example, pause for 10 seconds or stop execution for 2 mintues. In other words, the sleep command pauses the execution on the next shell command for a given time.
What is Exp_continue in expect?
The command exp_continue allows expect itself to continue executing rather than returning as it normally would. In each case, the exp_continue allows the current expect to continue pattern matching after executing the current action.
What is the use of sleep command?
sleep command is used to create a dummy job. A dummy job helps in delaying the execution. It takes time in seconds by default but a small suffix(s, m, h, d) can be added at the end to convert it into any other format. This command pauses the execution for an amount of time which is defined by NUMBER.
What does sleep do Linux?
sleep() causes the calling thread to sleep either until the number of real-time seconds specified in seconds have elapsed or until a signal arrives which is not ignored.
What is an expect script?
Expect command or expect scripting language is a language that talks with your interactive programs or scripts that require user interaction. Expect scripting language works by expecting input, then the Expect script will send the response without any user interaction.
What is Interact in expect?
Interact is an Expect command which gives control of the current process to the user, so that keystrokes are sent to the current process, and the stdout and stderr of the current process are returned.
How do you use sleep command?
How do you go to sleep on command?
The military method
- Relax your entire face, including the muscles inside your mouth.
- Drop your shoulders to release the tension and let your hands drop to the side of your body.
- Exhale, relaxing your chest.
- Relax your legs, thighs, and calves.
- Clear your mind for 10 seconds by imagining a relaxing scene.
What is an Expect script?
What is Autoexpect?
autoexpect watches you interacting with another program and creates an Expect script that reproduces your interactions. Once your spawned program is running, interact normally. When you have exited the shell (or program that you specified), autoexpect will create a new script for you.
What do you call expect in bash script?
The -d is for additional debug info. Call expect with: expect -df .expect in your bash script to accomplish the same effect and you do not need executable rights on the file. The debug info is very helpful on seeing your expect statements, variables, etc. like this:
Where does the word expect come from in Linux?
Expect can also be used directly in C or C++ (that is, without Tcl). See libexpect (3) . The name “Expect” comes from the idea of send/expect sequences popularized by uucp, kermit and other modem control programs.
What’s the difference between expect and expect program?
Note that in the text of this man page, “Expect” with an uppercase “E” refers to the Expect program while “expect” with a lower-case “e” refers to the expect command within the Expect program.) closes the connection to the current process.
What’s the difference between TCL sleep and after command?
The Tcl sleep will like the TclX sleep just pause the script. The after command can pause the script, but it is normally used for event based programming. It can execute a script after the elapsed time (if the event loop is running). More on this see here at beedub.com.