Emit cargo:rustc-check-cfg instructions from build.rs

1 files changed, 5 insertions, 26 deletions

diff --git a/embassy-executor/build.rs b/embassy-executor/build.rs
index 07f31e3fb..8af8ccaf3 100644
--- a/embassy-executor/build.rs
+++ b/embassy-executor/build.rs
@@ -3,6 +3,9 @@ use std::fmt::Write;
 use std::path::PathBuf;
 use std::{env, fs};
 
+#[path = "../build_common.rs"]
+mod common;
+
 static CONFIGS: &[(&str, usize)] = &[
     // BEGIN AUTOGENERATED CONFIG FEATURES
     // Generated by gen_config.py. DO NOT EDIT.
@@ -91,30 +94,6 @@ fn main() {
     let out_file = out_dir.join("config.rs").to_string_lossy().to_string();
     fs::write(out_file, data).unwrap();
 
-    // cortex-m targets
-    let target = env::var("TARGET").unwrap();
-
-    if target.starts_with("thumbv6m-") {
-        println!("cargo:rustc-cfg=cortex_m");
-        println!("cargo:rustc-cfg=armv6m");
-    } else if target.starts_with("thumbv7m-") {
-        println!("cargo:rustc-cfg=cortex_m");
-        println!("cargo:rustc-cfg=armv7m");
-    } else if target.starts_with("thumbv7em-") {
-        println!("cargo:rustc-cfg=cortex_m");
-        println!("cargo:rustc-cfg=armv7m");
-        println!("cargo:rustc-cfg=armv7em"); // (not currently used)
-    } else if target.starts_with("thumbv8m.base") {
-        println!("cargo:rustc-cfg=cortex_m");
-        println!("cargo:rustc-cfg=armv8m");
-        println!("cargo:rustc-cfg=armv8m_base");
-    } else if target.starts_with("thumbv8m.main") {
-        println!("cargo:rustc-cfg=cortex_m");
-        println!("cargo:rustc-cfg=armv8m");
-        println!("cargo:rustc-cfg=armv8m_main");
-    }
-
-    if target.ends_with("-eabihf") {
-        println!("cargo:rustc-cfg=has_fpu");
-    }
+    let mut rustc_cfgs = common::CfgSet::new();
+    common::set_target_cfgs(&mut rustc_cfgs);
 }