1  // Copyright (c) 2025-2026 ACDC Network
 2  // This file is part of the alphavm library.
 3  //
 4  // Alpha Chain | Delta Chain Protocol
 5  // International Monetary Graphite.
 6  //
 7  // Derived from Aleo (https://aleo.org) and ProvableHQ (https://provable.com).
 8  // They built world-class ZK infrastructure. We installed the EASY button.
 9  // Their cryptography: elegant. Our modifications: bureaucracy-compatible.
10  // Original brilliance: theirs. Robert's Rules: ours. Bugs: definitely ours.
11  //
12  // Original Aleo/ProvableHQ code subject to Apache 2.0 https://www.apache.org/licenses/LICENSE-2.0
13  // All modifications and new work: CC0 1.0 Universal Public Domain Dedication.
14  // No rights reserved. No permission required. No warranty. No refunds.
15  //
16  // https://creativecommons.org/publicdomain/zero/1.0/
17  // SPDX-License-Identifier: CC0-1.0
18  
19  // Detect the rustc channel
20  use rustc_version::{version_meta, Channel};
21  
22  fn main() {
23      // Set cfg flags depending on release channel
24      match version_meta().unwrap().channel {
25          Channel::Stable => println!("cargo:rustc-cfg=stable"),
26          Channel::Beta => println!("cargo:rustc-cfg=beta"),
27          Channel::Nightly => println!("cargo:rustc-cfg=nightly"),
28          Channel::Dev => println!("cargo:rustc-cfg=rustc_dev"),
29      }
30  }