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How do you save the output of a script to a file?
Option One: Redirect Output to a File Only To use bash redirection, you run a command, specify the > or >> operator, and then provide the path of a file you want the output redirected to. > redirects the output of a command to a file, replacing the existing contents of the file.
How can I fully log all bash scripts actions?
8 Answers
- exec 3>&1 4>&2. Saves file descriptors so they can be restored to whatever they were before redirection or used themselves to output to whatever they were before the following redirect.
- trap ‘exec 2>&4 1>&3’ 0 1 2 3. Restore file descriptors for particular signals.
- exec 1>log.out 2>&1.
How to record the output of a bash script?
It allows echoing text to stdout and to a file. For example: will cause the output of the script to be saved in logfile as well as shown in the terminal output. If you want to store all outputs of subsequent script executions, you may want to append to that file.
How to see the output of a script?
The final goal is to: 1 run ./myscript.sh without additional shell constructs. 2 see the output on the terminal as I do now. 3 obtain a file on disk with the whole output.
Is there a command to record output from a terminal?
The tee command is good for capturing output from non-interactive commands. For interactive terminal applications, the package bsdutils gives you script command that allows recording the output to terminal while allowing you to interact with the application like usual.
How can I Save my Shell output to a text file?
This answer uses a little known command called script which saves all your shell’s output to a text file until you type exit. The command output still appears on your screen but also appears in the text file. The process is simple. Use: But you don’t have to use |& tee ~/outputfile.txt after each commnd.