Split into features

freertos-rust/Cargo.toml

@@ -15,4 +15,12 @@ links = "freertos"
 
 [lib]
 name = "freertos_rust"
-path = "src/lib.rs"
+path = "src/lib.rs"
+
+[features]
+default = ["allocator", "sync", "time", "hooks", "interrupt"]
+allocator = []
+sync = ["interrupt"]
+time = ["interrupt"]
+hooks = []
+interrupt = []

freertos-rust/src/lib.rs

@@ -58,44 +58,67 @@
 #![allow(non_camel_case_types)]
 #![allow(non_snake_case)]
 
-#[macro_use]
+#[cfg_attr(any(feature = "time", feature = "sync"), macro_use)]
 extern crate alloc;
 
+#[cfg(feature = "hooks")]
 mod hooks;
 mod prelude;
 mod shim;
 
+#[cfg(feature = "allocator")]
 mod allocator;
 mod base;
+#[cfg(feature = "sync")]
 mod critical;
+#[cfg(feature = "time")]
 mod delays;
+#[cfg(feature = "interrupt")]
 mod isr;
+#[cfg(feature = "sync")]
 mod mutex;
+#[cfg(feature = "sync")]
 mod queue;
+#[cfg(feature = "sync")]
 mod semaphore;
+#[cfg(any(feature = "time", feature = "sync"))]
 mod task;
+#[cfg(feature = "time")]
 mod timers;
+#[cfg(any(feature = "time", feature = "sync"))]
 mod units;
 mod utils;
 
+#[cfg(feature = "sync")]
 pub mod patterns;
 
 // Internal stuff that is only public for first Proof of Concept
 pub use crate::base::*;
 pub use crate::shim::*;
 // ----------
 
+#[cfg(feature = "allocator")]
 pub use crate::allocator::*;
 pub use crate::base::FreeRtosError;
+#[cfg(feature = "sync")]
 pub use crate::critical::*;
+#[cfg(feature = "time")]
 pub use crate::delays::*;
+#[cfg(feature = "hooks")]
 pub use crate::hooks::*;
+#[cfg(feature = "interrupt")]
 pub use crate::isr::*;
+#[cfg(feature = "sync")]
 pub use crate::mutex::*;
+#[cfg(feature = "sync")]
 pub use crate::queue::*;
+#[cfg(feature = "sync")]
 pub use crate::semaphore::*;
+#[cfg(any(feature = "time", feature = "sync"))]
 pub use crate::task::*;
+#[cfg(feature = "time")]
 pub use crate::timers::*;
+#[cfg(any(feature = "time", feature = "sync"))]
 pub use crate::units::*;
 
 pub use crate::utils::shim_sanity_check;

freertos-rust/src/utils.rs

@@ -45,6 +45,7 @@ pub fn shim_sanity_check() -> Result<(), TypeSizeError> {
  Ok(())
 }
 
+#[cfg(any(feature = "time", feature = "hooks", feature = "sync"))]
 pub unsafe fn str_from_c_string(str: *const u8) -> Result<String, FreeRtosError> {
  let mut buf = Vec::new();