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Fix interrupt_take macro by specifying path to panic macro.

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This commit is contained in:
Matous Hybl
2021-11-16 12:13:43 +01:00
parent d98d18d2ee
commit 0ca6060bfd
15 changed files with 10 additions and 16 deletions
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8
embassy-macros/src/lib.rs
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@ -223,7 +223,11 @@ pub fn interrupt_declare(item: TokenStream) -> TokenStream {
};
result.into()
}
/// # interrupt_take procedural macro
///
/// core::panic! is used as a default way to panic in this macro as there is no sensible way of enabling/disabling defmt for macro generation.
/// We are aware that this brings bloat in the form of core::fmt, but the bloat is already included with e.g. array indexing panics.
/// To get rid of this bloat, use the compiler flags `-Zbuild-std=core -Zbuild-std-features=panic_immediate_abort`.
#[proc_macro]
pub fn interrupt_take(item: TokenStream) -> TokenStream {
let name = syn::parse_macro_input!(item as syn::Ident);
@ -250,7 +254,7 @@ pub fn interrupt_take(item: TokenStream) -> TokenStream {
static TAKEN: ::embassy::export::atomic::AtomicBool = ::embassy::export::atomic::AtomicBool::new(false);
if TAKEN.compare_exchange(false, true, ::embassy::export::atomic::Ordering::AcqRel, ::embassy::export::atomic::Ordering::Acquire).is_err() {
panic!("IRQ Already taken");
core::panic!("IRQ Already taken");
}
let irq: interrupt::#name_interrupt = unsafe { ::core::mem::transmute(()) };