diff options
Diffstat (limited to 'macros/src/lib.rs')
-rw-r--r-- | macros/src/lib.rs | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/macros/src/lib.rs b/macros/src/lib.rs deleted file mode 100644 index a8422d09..00000000 --- a/macros/src/lib.rs +++ /dev/null @@ -1,92 +0,0 @@ -#![doc( - html_logo_url = "https://raw.githubusercontent.com/rtic-rs/rtic/master/book/en/src/RTIC.svg", - html_favicon_url = "https://raw.githubusercontent.com/rtic-rs/rtic/master/book/en/src/RTIC.svg" -)] - -//deny_warnings_placeholder_for_ci - -use proc_macro::TokenStream; -use std::{env, fs, path::Path}; - -mod analyze; -mod bindings; -mod check; -mod codegen; -mod syntax; - -// Used for mocking the API in testing -#[doc(hidden)] -#[proc_macro_attribute] -pub fn mock_app(args: TokenStream, input: TokenStream) -> TokenStream { - if let Err(e) = syntax::parse(args, input) { - e.to_compile_error().into() - } else { - "fn main() {}".parse().unwrap() - } -} - -/// Attribute used to declare a RTIC application -/// -/// For user documentation see the [RTIC book](https://rtic.rs) -/// -/// # Panics -/// -/// Should never panic, cargo feeds a path which is later converted to a string -#[proc_macro_attribute] -pub fn app(args: TokenStream, input: TokenStream) -> TokenStream { - let (app, analysis) = match syntax::parse(args, input) { - Err(e) => return e.to_compile_error().into(), - Ok(x) => x, - }; - - if let Err(e) = check::app(&app) { - return e.to_compile_error().into(); - } - - let analysis = analyze::app(analysis, &app); - - let ts = codegen::app(&app, &analysis); - - // Default output path: <project_dir>/target/ - let mut out_dir = Path::new("target"); - - // Get output directory from Cargo environment - // TODO don't want to break builds if OUT_DIR is not set, is this ever the case? - let out_str = env::var("OUT_DIR").unwrap_or_else(|_| "".to_string()); - - if !out_dir.exists() { - // Set out_dir to OUT_DIR - out_dir = Path::new(&out_str); - - // Default build path, annotated below: - // $(pwd)/target/thumbv7em-none-eabihf/debug/build/cortex-m-rtic-<HASH>/out/ - // <project_dir>/<target-dir>/<TARGET>/debug/build/cortex-m-rtic-<HASH>/out/ - // - // traverse up to first occurrence of TARGET, approximated with starts_with("thumbv") - // and use the parent() of this path - // - // If no "target" directory is found, <project_dir>/<out_dir_root> is used - for path in out_dir.ancestors() { - if let Some(dir) = path.components().last() { - let dir = dir.as_os_str().to_str().unwrap(); - - if dir.starts_with("thumbv") || dir.starts_with("riscv") { - if let Some(out) = path.parent() { - out_dir = out; - break; - } - // If no parent, just use it - out_dir = path; - break; - } - } - } - } - - // Try to write the expanded code to disk - if let Some(out_str) = out_dir.to_str() { - fs::write(format!("{out_str}/rtic-expansion.rs"), ts.to_string()).ok(); - } - - ts.into() -} |