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Post AuNA3Ttd1HlMTEj94C by [email protected] |
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More posts by [email protected] |
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Post #AuKXgzBGLzu6GLtz3w by [email protected] |
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terminal poll: how confident do you feel using environment variables? |
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Post #AuKXgzJ3t08seXYDDc by [email protected] |
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@b0rk I needed an option that says [env variables] make me very, very nervous. … |
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Post #AuKk7khTUyrycZUyGm by [email protected] |
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@b0rk Confidence level:Using: 100%Trusting not to contain malicious input: 0%Tr… |
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Post #AuM4kwRBzAmoYio568 by [email protected] |
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this environment variables poll really is not a trap, I feel like environment v… |
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Post #AuM4kwZhTXakz6msMK by [email protected] |
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i learned a cursed fact about environment variables which is 1. internally env … |
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Post #AuM4kwhV0XpXNIR6W0 by [email protected] |
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@b0rk Is that a Unix/Linux thing or does it apply on Mac and Windows as well? |
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Post #AuMNiFd64WnGLHo0uG by [email protected] |
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@b0rk My first thought was as a boolean value, if the variable is set at all, t… |
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Post #AuMNiIFSKsfKSplfyS by [email protected] |
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@nuintari Without the equals sign it's neither set nor unset. It's some… |
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Post #AuMNiILpx9lmmcklv6 by [email protected] |
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@pburka pretty much what I meant. I read the description and immediately though… |
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Post #AuMVwQpW1eJWlbt4FM by [email protected] |
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my feeling from all of these replies is that environment variables (in the cont… |
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Post #AuMVwQy1W17TBzrrVY by [email protected] |
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@b0rk I would add that Env Vars are a whole different ballgame with containers … |
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Post #AuNA35dVDabTEGzvbE by [email protected] |
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@b0rk In relation to export, there is the difference between sourcing a shell s… |
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Post #AuNA35jWrBQLWxojzc by [email protected] |
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@ancoghlan @b0rk Yes! "Oh, you can't make a shell script that sets env… |
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Post #AuNA3Ttd1HlMTEj94C by [email protected] |
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@mattdm @ancoghlan @b0rk It's definitely a thing which makes sense once you… |
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Post #AuNA3U1QYI08rQNNDs by [email protected] |
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@natarasee @mattdm @b0rk My brain is insisting on trying to extend that analogy… |
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Post #AuNA3U8s6bxLEVrJpI by [email protected] |
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@ancoghlan Right, I guess I'd put sourcing as one of the shell commands whi… |
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Post #AuNA3UEtkCmDXCg8Dg by [email protected] |
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@natarasee I meant the groceries/haircut/hairdresser analogy. Although I guess … |
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Post #AuNA3zTracAQQav1Lk by [email protected] |
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@ancoghlan Actually extensions would probably be more the work of a stylist. |
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Post #AuNA46VXSmfODokxQu by [email protected] |
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@natarasee @ancoghlan Wow, this suddenly clarified so many things in my head!Th… |
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Post #AuNA4IDXvVP8XUQl3Q by [email protected] |
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@b0rk "login shell" vs notWhat gets passed by sudoOr set by ssh |
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Post #AuNA4IKHWSnAsNa8YK by [email protected] |
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@mattdm oh interesting what do you mean about environment variables and SSH? |
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Post #AuNA4IPxBNKT9yEfOS by [email protected] |
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@b0rk In addition to the things SSH normally sets (and/or uses), look at SendEn… |
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Post #AuNA4TdTTRgFx5e7Um by [email protected] |
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@b0rk If you understand the process hierarchy concept, a lot of things are obvi… |
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Post #AuNwEgTTOGbESxtuyW by [email protected] |
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@flexion it would mean its being asked in the context of using them in the term… |
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Post #AuOjyNmA8fhvY43yIC by [email protected] |
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@b0rk yeah argv and envp are pretty much the same except for how the C library … |
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Post #AuQbBeNBES3JW5Y7QO by [email protected] |
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@b0rk I was very confused with:/etc/environment does not do any kind of variabl… |
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Post #AuQbBeUGo5ivs4rmTY by [email protected] |
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@zeehio thanks! what's /etc/environment? I've never heard of that |
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Post #AuQbBeZwT0GE9fWJJg by [email protected] |
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@b0rk /etc/environment is a file that exists in most Linux systems. I wasn'… |
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Post #AuQbBehO1KDQWl0Fv6 by [email protected] |
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@b0rk if you ever want to write a zine on how the login system works on Linux a… |
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Post #AuQbBen3gEkioLemlE by [email protected] |
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@zeehio if I wanted to understand PAM i’d try this book https://www.tiltedwin… |
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Post #AuQbC2cb4me2iqwlmq by [email protected] |
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@b0rk Thanks! This is perfect! |
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Post #AuQbCvg2Nh4pTRynHk by [email protected] |
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@zeehio oh that makes sense, I've never understood anything about PAM |
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Post #AuQbDA0P6lgdufcFyS by [email protected] |
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@b0rk this is brilliant, what does `/proc/pid/environ` make of it? |
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Post #AuQbDA78hj4gFYldTM by [email protected] |
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@jspc it's just what you'd expect (`NAME=valuebanana`) |
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Post #AuQbDJqUWThQQp3Tua by [email protected] |
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@b0rk I don't know what I expected, to be honest, but I had hoped it'd … |
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Post #AuQbDYAVGs1eqwWf32 by [email protected] |
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@b0rk @jspc I like it that for the NUL-separated stuff in that file, the xargs … |
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Post #AuQbDrdCuNH9DT6LvU by [email protected] |
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@b0rk hmm, i put that i'm "extremely confident" with them but, it… |
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Post #AuQbDrm4NQMfexFQjw by [email protected] |
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@monorail I love "environment variables have never wronged me" |
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Post #AuQbEiB1XtDuBPK5r6 by [email protected] |
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@b0rk the only cursed part of environment variables imo is the lack of a namesp… |
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Post #AuQbEiJt0wJQctTAfY by [email protected] |
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@Lunaphied @b0rk clearing can have weird implicationsLike, PATH is pretty impor… |
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Post #AuQbEjWgWq90MsSuG0 by [email protected] |
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@Lunaphied @b0rk are we not gonna talk how very much thread unsafe they are and… |
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Post #AuQbEpXGBcAZ0OmRzE by [email protected] |
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@astraluma @b0rk huh I've never heard of LOCALE being used for filesystem e… |
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Post #AuQbEpdzmZYbLHvpU8 by [email protected] |
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@Lunaphied @b0rk technically it's the system encoding, which includes the f… |
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Post #AuQbEwK2x8l83ReUrY by [email protected] |
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@b0rk Many of the replies are tied to bash-isms, and I have one more: how to se… |
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Post #AuQbEwQ4aja0M8TJFw by [email protected] |
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@OmegaPolice what does -g do there? i’m still puzzled by that |
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Post #AuQbEwXW93XCjDxFrM by [email protected] |
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@b0rk @OmegaPolice -g is a global scoping, that means variable will be availabl… |
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Post #AuQbEwexhNUP6JRCSm by [email protected] |
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@pj @OmegaPolice are environment variables usually not available in functions? … |
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Post #AuQbEwmlENjBUV5QcS by [email protected] |
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@b0rk @OmegaPolice this depends on where exactly you set variables, if you don�… |
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Post #AuQbEwuuk4FXtmtwKO by [email protected] |
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@b0rk @OmegaPolice I recommend fish documentation for https://fishshell.com/doc… |
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Post #AuQbEx2MIOCkGsNsvo by [email protected] |
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@pj yea it feels too long for me to absorb/remember, I don't use fish's… |
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Post #AuQbEx9Rs1sMcrhXyy by [email protected] |
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@b0rk that’s absolutely fine, I almost never script in fish either mostly bec… |
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Post #AuQbExGXRfXyyr1D28 by [email protected] |
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@pj yea I think I'll just accept I'm never going to learn what -g means… |
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Post #AuQbG7DruYC09QK5rs by [email protected] |
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@onorio it's a Unix thing, works on Mac, no idea about Windows |
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Post #AuQbGKsP99LGUuO9M8 by [email protected] |
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@b0rk Thanks Julia! |
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Post #AuQbGdjX2MXAytNpfE by [email protected] |
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@b0rk I believe that's technically Undefined, and allowed to launch nethack… |
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Post #AuQbGdqGdJvDJmXDA8 by [email protected] |
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@wollman yeah when I tried it with bash it removed the invalid elements |
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Post #AuQbHFwcy7aXUVnpLs by [email protected] |
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@b0rk Fish makes handling environment variables much easier. But if I have to d… |
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Post #AuQbHG3iXlG9qV7UP2 by [email protected] |
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@tero oh interesting how do you find fish makes it easier? i love fish but I fi… |
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Post #AuQbHGBW4lUwEgliYi by [email protected] |
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@b0rk My most usual use case is, “I want to set an environment variable FOO t… |
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Post #AuQbHGIbePAYag5Nbs by [email protected] |
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@tero oh the universal variables!! that makes sense thanks |
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Post #AuQbHuZJvgJ3U6DIDQ by [email protected] |
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@b0rk quoting (although this is less about the variables themselves and more ab… |
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Post #AuQbHugPVJyfq5WxGa by [email protected] |
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@vroom do you quote variables when using the shell interactively or only when s… |
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Post #AuQbI4jc8GTx0v6eeG by [email protected] |
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@b0rk mostly when scripting because when I'm working interactively I _proba… |
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Post #AuQbI8iLKvqHM8XhDs by [email protected] |
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@b0rk @vroom I've been burned enough times that I always use quotes to make… |
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Post #AuQbILPg7ddWk0uTR2 by [email protected] |
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@b0rk I’m never quite sure what scope and persistence they will have |
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Post #AuQbILWPib1Z4u3qvw by [email protected] |
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@agawley thanks! do you mean in a shell scripting context or when using the she… |
