fix warnings

Author: thomasw04

Cargo.toml

@@ -40,6 +40,7 @@ default = []
 nightly = []
 no-atomic-cas = []
 multi-core = []
+error-msg = []
 defmt = ["dep:defmt", "dep:defmt-rtt"]
 
 [build-dependencies]

build.rs

@@ -1,6 +1,4 @@
-use core::panic;
-use std::process::Command;
-use std::{collections::HashMap, fs, fs::File, path::Path, path::PathBuf};
+use std::{collections::HashMap, fs::File, path::Path};
 
 extern crate rand;
 extern crate syn;

examples/hello-world/Cargo.toml

@@ -15,14 +15,3 @@ osiris = { workspace = true }
 
 [build-dependencies]
 cfg_aliases = "0.2.1"
-
-[profile.dev]
-panic = "abort"
-strip = false
-opt-level = 2
-
-[profile.release]
-panic = "abort"
-opt-level = "z"
-codegen-units = 1
-lto = true

machine/testing/src/asm.rs

@@ -31,7 +31,7 @@ pub fn are_interrupts_enabled() -> bool {
 }
 
 #[inline(always)]
-pub fn enable_irq_restr(state: usize) {}
+pub fn enable_irq_restr(_state: usize) {}
 
 #[macro_export]
 macro_rules! __macro_startup_trampoline {

macros/src/lib.rs

@@ -17,7 +17,7 @@ pub fn derive_tagged_links(input: proc_macro::TokenStream) -> proc_macro::TokenS
 
 #[proc_macro_attribute]
 pub fn fmt(
-    args: proc_macro::TokenStream,
+    _args: proc_macro::TokenStream,
     input: proc_macro::TokenStream,
 ) -> proc_macro::TokenStream {
     let input = syn::parse_macro_input!(input as syn::DeriveInput);
@@ -31,7 +31,7 @@ pub fn fmt(
 
 #[proc_macro_attribute]
 pub fn app_main(
-    input: proc_macro::TokenStream,
+    _attr: proc_macro::TokenStream,
     item: proc_macro::TokenStream,
 ) -> proc_macro::TokenStream {
     let item = syn::parse_macro_input!(item as syn::ItemFn);

macros/src/logging.rs

@@ -1,4 +1,4 @@
-use syn::{DeriveInput, ItemFn};
+use syn::DeriveInput;
 
 pub fn derive_fmt(input: &DeriveInput) -> syn::Result<proc_macro2::TokenStream> {
     // Check if the env variable "OSIRIS_DEBUG_DEFMT" is set. If it is, generate a defmt::Format implementation. Otherwise, generate a Debug implementation.

src/error.rs

@@ -56,6 +56,7 @@ macro_rules! bug_on {
     }};
 }
 
+#[allow(unused_macros)]
 macro_rules! warn_on {
     ($cond:expr) => {{
         let cond = $cond;
@@ -91,6 +92,7 @@ macro_rules! kerr {
 }
 
 #[proc_macros::fmt]
+#[allow(dead_code)]
 #[derive(Clone, PartialEq, Eq)]
 pub enum Kind {
     InvalidAlign,

src/lib.rs

@@ -51,7 +51,7 @@ pub unsafe extern "C" fn kernel_init() -> ! {
     idle::init();
     kprintln!("Idle thread initialized.");
 
-    let (cyc, ns) = hal::Machine::bench_end();
+    let (cyc, _ns) = hal::Machine::bench_end();
     kprintln!("Kernel init took {} cycles.", cyc);
 
     // Start the init application.

src/mem.rs

@@ -11,6 +11,7 @@ pub mod alloc;
 pub mod pfa;
 pub mod vmm;
 
+#[allow(dead_code)]
 pub const BITS_PER_PTR: usize = core::mem::size_of::<usize>() * 8;
 
 unsafe extern "C" {

src/mem/pfa.rs

@@ -30,6 +30,7 @@ trait Allocator<const N: usize> {
     fn initializer() -> unsafe fn(PhysAddr, usize) -> Result<Pin<Box<Self>>>;
 
     fn alloc(&mut self, page_count: usize) -> Option<PhysAddr>;
+    #[allow(dead_code)]
     fn free(&mut self, addr: PhysAddr, page_count: usize);
 }
 
@@ -50,6 +51,7 @@ pub fn alloc_page(page_count: usize) -> Option<PhysAddr> {
     pfa.as_mut()?.alloc(page_count)
 }
 
+#[allow(dead_code)]
 pub fn free_page(addr: PhysAddr, page_count: usize) {
     let mut pfa = PFA.lock();
     if let Some(pfa) = pfa.as_mut() {