23 lines
907 B
Rust
23 lines
907 B
Rust
// SPDX-License-Identifier: Prosperity-3.0.0
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// Copyright Scientific Computing Studio
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// Source: https://git.scient.ing/education/coursebank
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//! Chooses the version string compiled into the binary.
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//!
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//! Normal and release builds use the version from `Cargo.toml`. Nightly builds
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//! set `COURSEBANK_VERSION` (to a git-derived string; see
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//! `scripts/nightly-version.sh`) so `coursebank --version` reflects how far the
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//! build is past the last release rather than an unreleased number.
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use std::env;
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fn main() {
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let version = match env::var("COURSEBANK_VERSION") {
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Ok(v) if !v.trim().is_empty() => v,
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_ => env::var("CARGO_PKG_VERSION").expect("cargo always sets CARGO_PKG_VERSION"),
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};
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println!("cargo:rustc-env=COURSEBANK_VERSION={version}");
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println!("cargo:rerun-if-env-changed=COURSEBANK_VERSION");
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println!("cargo:rerun-if-env-changed=CARGO_PKG_VERSION");
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}
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