Obtain environment variable in Zig 0.16.0 | Zig Programming Language | Page 1

weary dirge Jan 8, 2026, 9:25 PM

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There was getEnvVarOwned but has since been replaced by std.process.Environ. I tried using that but only managed to construct an empty environment map.

dusky mason Jan 8, 2026, 9:26 PM

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look up juicy main

potent cobalt Jan 8, 2026, 9:27 PM

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More info: https://codeberg.org/ziglang/zig/pulls/30644

Codeberg.org

std: delete `os.environ`, `os.argv`, add new parameter to `main`, m...

Happy New Year! 🥳 I'm celebrating the arrival of 2026 in my favorite way: breaking "Hello, World!" again!

Mainly the goal was to delete the "environ" global variable as well as the "argv" global variable because they are footguns. However, in doing so, I ended up needing to integrate process API...

weary dirge Jan 8, 2026, 9:28 PM

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Thanks!

weary dirge Jan 8, 2026, 9:43 PM

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How do I access an environment variable in a build script tho. Does std.Build have any access to the Init?

grim forum Jan 8, 2026, 9:50 PM

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I haven't found anything like that...

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and without you can't...

potent cobalt Jan 8, 2026, 10:33 PM

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weary dirge How do I access an environment variable in a build script tho. Does `std.Build` ...

std.Build has a field called graph, and std.Build.Graph has an environ_map, also io
maybe you can use that.

weary dirge Jan 9, 2026, 12:06 AM

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yes. That works

#Obtain environment variable in Zig 0.16.0