From e24195741929fc0f6efc8f67b77503dfcb0b53c2 Mon Sep 17 00:00:00 2001
From: mwojcik <mw@m-labs.hk>
Date: Wed, 6 Oct 2021 16:16:49 +0800
Subject: [PATCH] add libbuild_zynq

Reviewed-on: https://git.m-labs.hk/M-Labs/artiq-zynq/pulls/141
Co-authored-by: mwojcik <mw@m-labs.hk>
Co-committed-by: mwojcik <mw@m-labs.hk>
---
 src/libbuild_zynq/Cargo.toml |  8 ++++++++
 src/libbuild_zynq/lib.rs     | 13 +++++++++++++
 2 files changed, 21 insertions(+)
 create mode 100644 src/libbuild_zynq/Cargo.toml
 create mode 100644 src/libbuild_zynq/lib.rs

diff --git a/src/libbuild_zynq/Cargo.toml b/src/libbuild_zynq/Cargo.toml
new file mode 100644
index 00000000..b5cc9e66
--- /dev/null
+++ b/src/libbuild_zynq/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+authors = ["M-Labs"]
+name = "build_zynq"
+version = "0.0.0"
+
+[lib]
+name = "build_zynq"
+path = "lib.rs"
diff --git a/src/libbuild_zynq/lib.rs b/src/libbuild_zynq/lib.rs
new file mode 100644
index 00000000..6e5c851a
--- /dev/null
+++ b/src/libbuild_zynq/lib.rs
@@ -0,0 +1,13 @@
+use std::fs::File;
+use std::io::{BufRead, BufReader};
+
+pub fn cfg() {
+    // Handle rustc-cfg file
+    let cfg_path = "../../build/rustc-cfg";
+    println!("cargo:rerun-if-changed={}", cfg_path);
+
+    let f = BufReader::new(File::open(cfg_path).unwrap());
+    for line in f.lines() {
+        println!("cargo:rustc-cfg={}", line.unwrap());
+    }
+}