Codex created this PR from the following prompt: > upgrade this entire repo to Rust 1.89. Note that this requires updating codex-rs/rust-toolchain.toml as well as the workflows in .github/. Make sure that things are "clippy clean" as this change will likely uncover new Clippy errors. `just fmt` and `cargo clippy --tests` are sufficient to check for correctness Note this modifies a lot of lines because it folds nested `if` statements using `&&`. --- [//]: # (BEGIN SAPLING FOOTER) Stack created with [Sapling](https://sapling-scm.com). Best reviewed with [ReviewStack](https://reviewstack.dev/openai/codex/pull/2465). * #2467 * __->__ #2465
codex-core
This crate implements the business logic for Codex. It is designed to be used by the various Codex UIs written in Rust.
Dependencies
Note that codex-core makes some assumptions about certain helper utilities being available in the environment. Currently, this
macOS
Expects /usr/bin/sandbox-exec to be present.
Linux
Expects the binary containing codex-core to run the equivalent of codex debug landlock when arg0 is codex-linux-sandbox. See the codex-arg0 crate for details.
All Platforms
Expects the binary containing codex-core to simulate the virtual apply_patch CLI when arg1 is --codex-run-as-apply-patch. See the codex-arg0 crate for details.