From e081ea926b5fc0eeb8a488b049a30a486289ab5e Mon Sep 17 00:00:00 2001
From: mwojcik <mw@m-labs.hk>
Date: Mon, 26 Jul 2021 10:28:44 +0200
Subject: [PATCH] build script taken from runtime to libbuild_zynq,
 dependencies adjusted

---
 src/libboard_artiq/Cargo.toml |  3 +++
 src/libboard_artiq/build.rs   | 14 ++------------
 src/libbuild_zynq/Cargo.toml  |  8 ++++++++
 src/libbuild_zynq/lib.rs      | 28 ++++++++++++++++++++++++++++
 src/runtime/Cargo.toml        |  3 +++
 src/runtime/build.rs          | 27 ++-------------------------
 src/satman/Cargo.toml         |  2 +-
 src/satman/build.rs           | 14 ++------------
 8 files changed, 49 insertions(+), 50 deletions(-)
 create mode 100644 src/libbuild_zynq/Cargo.toml
 create mode 100644 src/libbuild_zynq/lib.rs

diff --git a/src/libboard_artiq/Cargo.toml b/src/libboard_artiq/Cargo.toml
index ac70ee15..ddc5bbde 100644
--- a/src/libboard_artiq/Cargo.toml
+++ b/src/libboard_artiq/Cargo.toml
@@ -6,6 +6,9 @@ authors = ["M-Labs"]
 [lib]
 name = "libboard_artiq"
 
+[build-dependencies]
+build_zynq = { path = "../libbuild_zynq" }
+
 [dependencies]
 log = "0.4"
 log_buffer = { version = "1.2" }
diff --git a/src/libboard_artiq/build.rs b/src/libboard_artiq/build.rs
index a513a7bb..ba3b31b8 100644
--- a/src/libboard_artiq/build.rs
+++ b/src/libboard_artiq/build.rs
@@ -1,15 +1,5 @@
-use std::env;
-use std::fs::File;
-use std::io::{BufRead, BufReader};
-use std::path::Path;
+extern crate build_zynq;
 
 fn main() {
-    let out_dir = env::var("BUILDINC_DIRECTORY").unwrap();
-    let cfg_path = Path::new(&out_dir).join("generated").join("rust-cfg");
-    println!("cargo:rerun-if-changed={}", cfg_path.to_str().unwrap());
-
-    let f = BufReader::new(File::open(&cfg_path).unwrap());
-    for line in f.lines() {
-        println!("cargo:rustc-cfg={}", line.unwrap());
-    }
+    build_zynq::cfg();
 }
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..3386cd16
--- /dev/null
+++ b/src/libbuild_zynq/lib.rs
@@ -0,0 +1,28 @@
+use std::env;
+use std::fs::File;
+use std::io::Write;
+use std::io::{BufRead, BufReader};
+use std::path::PathBuf;
+
+fn cfg() {
+    // Put the linker script somewhere the linker can find it
+    let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
+    File::create(out.join("link.x"))
+        .unwrap()
+        .write_all(include_bytes!("link.x"))
+        .unwrap();
+    println!("cargo:rustc-link-search={}", out.display());
+
+    // Only re-run the build script when link.x is changed,
+    // instead of when any part of the source code changes.
+    println!("cargo:rerun-if-changed=link.x");
+
+    // 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());
+    }
+}
diff --git a/src/runtime/Cargo.toml b/src/runtime/Cargo.toml
index e87897e4..1b64b9f0 100644
--- a/src/runtime/Cargo.toml
+++ b/src/runtime/Cargo.toml
@@ -10,6 +10,9 @@ target_zc706 = ["libboard_zynq/target_zc706", "libsupport_zynq/target_zc706", "l
 target_kasli_soc = ["libboard_zynq/target_kasli_soc", "libsupport_zynq/target_kasli_soc", "libconfig/target_kasli_soc"]
 default = ["target_zc706"]
 
+[build-dependencies]
+build_zynq = { path = "../libbuild_zynq" }
+
 [dependencies]
 num-traits = { version = "0.2", default-features = false }
 num-derive = "0.3"
diff --git a/src/runtime/build.rs b/src/runtime/build.rs
index e0fdb0c1..ba3b31b8 100644
--- a/src/runtime/build.rs
+++ b/src/runtime/build.rs
@@ -1,28 +1,5 @@
-use std::env;
-use std::fs::File;
-use std::io::Write;
-use std::io::{BufRead, BufReader};
-use std::path::PathBuf;
+extern crate build_zynq;
 
 fn main() {
-    // Put the linker script somewhere the linker can find it
-    let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap());
-    File::create(out.join("link.x"))
-        .unwrap()
-        .write_all(include_bytes!("link.x"))
-        .unwrap();
-    println!("cargo:rustc-link-search={}", out.display());
-
-    // Only re-run the build script when link.x is changed,
-    // instead of when any part of the source code changes.
-    println!("cargo:rerun-if-changed=link.x");
-
-    // 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());
-    }
+    build_zynq::cfg();
 }
diff --git a/src/satman/Cargo.toml b/src/satman/Cargo.toml
index 08199d13..bb3a5ce3 100644
--- a/src/satman/Cargo.toml
+++ b/src/satman/Cargo.toml
@@ -10,7 +10,7 @@ crate-type = ["staticlib"]
 path = "main.rs"
 
 [build-dependencies]
-build_misoc = { path = "../libbuild_misoc" }
+build_zynq = { path = "../libbuild_zynq" }
 
 [dependencies]
 log = { version = "0.4", default-features = false }
diff --git a/src/satman/build.rs b/src/satman/build.rs
index a513a7bb..ba3b31b8 100644
--- a/src/satman/build.rs
+++ b/src/satman/build.rs
@@ -1,15 +1,5 @@
-use std::env;
-use std::fs::File;
-use std::io::{BufRead, BufReader};
-use std::path::Path;
+extern crate build_zynq;
 
 fn main() {
-    let out_dir = env::var("BUILDINC_DIRECTORY").unwrap();
-    let cfg_path = Path::new(&out_dir).join("generated").join("rust-cfg");
-    println!("cargo:rerun-if-changed={}", cfg_path.to_str().unwrap());
-
-    let f = BufReader::new(File::open(&cfg_path).unwrap());
-    for line in f.lines() {
-        println!("cargo:rustc-cfg={}", line.unwrap());
-    }
+    build_zynq::cfg();
 }