NixOS/nix

Use portable C++ Pseudorandom number generator

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#10,541 opened on Apr 17, 2024

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good first issueportabilitywindows

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Description

Avoid calls to rand / srand / random / srandom and other things which are not portable to Windows

Originally posted by @edolstra in https://github.com/NixOS/nix/pull/8901#discussion_r1568529190

Contributor guide

Research direction
Locate all uses of rand, srand, random, srandom in the codebase and replace them with C++11 standard library random number generators (e.g., std::mt19937) for portability.
Tech stack
None
Domain
backend
Issue type
Refactor
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
1
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Under 1 hour
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
C++Git
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
75