Bash redirect all output in script to file

Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. How to redirect output of an entire shell script within the script itself?

Ask Question. Asked 13 years, 1 month ago. Active 1 year, 5 months ago. Viewed k times. Redirecting the output of a single command is easy, but I want something more like this:! Improve this question. Rob Bednark Steve Madsen Steve Madsen Instead, test whether stdin is a tty test -t 0.

In other words: if [! Its the same as usual but using exec see man exec for more details. Permission denied on the first exec line. Add a comment. Active Oldest Votes. Addressing the question as updated. Improve this answer. Jonathan Leffler Jonathan Leffler k gold badges silver badges bronze badges. This is much clearer than saving the original descriptors and restoring them later. I had to do some googling to understand what this is really doing, so I wanted to share.

The curly braces become a "block of code" , which, in effect, creates an anonymous function. The output everything in the code block can then be redirected See Example from that link.

I like this solution better than the others. Plus, it's more verbose. And, as a Pythoner, I love verbose. Collectives on Stack Overflow. Learn more. Asked 8 years, 10 months ago. Active 3 years, 8 months ago. Viewed 44k times. Improve this question.

Robby Cornelissen Nicolas Nicolas 1, 6 6 gold badges 20 20 silver badges 34 34 bronze badges. Add a comment. Active Oldest Votes. Improve this answer. Immoskyl 53 9 9 bronze badges. Zach Riggle Zach Riggle 2, 15 15 silver badges 26 26 bronze badges. To say it's unintuitive syntax would be a compliment of the highest order. I want to run a program google-chrome in the background, but prevent it from outputting any messages to the terminal. What am I doing wrong?

Redirection operators are evaluated left-to-right. You need to do either of the following:. The placement of the redirect operators in relation to the command does not matter. You can put them before or after the command.

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Collectives on Stack Overflow. Learn more. Ask Question. Asked 8 years, 5 months ago. Active 1 year, 10 months ago. Viewed 68k times. Improve this question.