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![]() Sh Editor Mac For YouSo, which file?Thanks to the rich and long history of bash the answer to which file you should put your configuration in, is surprisingly confusing.There are (mainly) two user level files which bash may run when a bash shell starts. Other shells and other operating systems may have other files or rules. Shell), or you can configure your shell to do this automatically.Depending on which shell you use and how you start the shell, then certain script files will be executed which allow you to set up these customizations.This article will talk about customizing bash on macOS. Munkipkg, quickpkg and ssh-installer).In bash you append to existing PATH do this with: export PATH="$PATH:~/bin"You could type this command every time you open a new Terminal window (i.e. I like to add a folder in my home directory ~/bin to that list, so that I can execute certain tools without needing to type out the full path. Bash_profile will be executed at login shells, i.e. Read more about invisible and hidden files here.The usual convention is that. You need to use ls -a to see if they are present. Finder and normal ls will not show them. Since the file names start with a. Bash_profile should be run only once when you login, and the. The underlying idea is that the. Bash_profile but a different file. In other versions of Unix or Linux, this will not run the. You will just get a command prompt. When you ssh into a remote host, it will ask you for user name and password (or some other authentication) to log in, so it is a login shell.When you open a terminal application, it does not ask for login. Other third-party terminal applications on macOS may follow the precedent set by Terminal.app or not. Bashrc when a new window opens, not. Bashrc.Note: The Xterm application installed as part of Xquartz runs. Not, as users familiar with other Unix systems would expect. When Terminal.app opens a new window, it will run. ~/.bashrc(mind the spaces) Which is a shorter way to do the same thing.Since either file can drastically change your environment, you want to restrict access to just you: $ chmod 700 ~/.bash_profileNo. Bash_profile:The if tests wether a file exists and is readable and the source command reads and evaluates a file in place. Bash_profile with the following code in. If you want to have an approach that is more resilient to other terminal applications and might work (at least partly) across Unix/Linux platforms, put your configuration code in. Bash_profile, ignore all the special cases and be happy. Chrome cleanup tool tool for macBash_profile is present the succeeding files will be ignored. Bash_login and if that does not exist either. Bash_profile it will look for. when ~/.bash_profile does not exists, ~/.bash_login For macOS Terminal.app /etc/bashrc sets the default prompt and then itself sources /etc/bashrc_Apple_Terminal which sets up the session persistence across logins.So in macOS Terminal.app, before you even see a prompt, these scripts will be run: On macOS /etc/profilesets the default PATH with the path_helper tool and then sources /etc/bashrc which (you guessed) would be the central file for all users that is executed for non-login interactive shells. This provides a central location to configure the shells for all users on a system. Bash_profile)There is also a file /etc/profile that is run for interactive login shells (and Terminal.app). However, usually the contents of a. Bash_profile) now you want to put stuff in it.Technically this is a script, so you can do anything you can code in bash. Ok, so I have the file, now what?Whichever file you choose, (I went with option one and have everything in. You can find a list of more options here.Finally, there is ~/.bash_logout which is run when a shell exits or closes. One common example for this is to enable case-insensitive tab-completion. ~/bash_profile can optionally source ~/.bashrcThere is also a file ~/.inputrc, where you can setup certain command line input options. ![]()
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