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Adjust binding macro

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This commit is contained in:
Gary Guo 2023-08-06 13:20:58 +01:00
parent 7477bc5b6f
commit 8b05b629ae
1 changed files with 22 additions and 15 deletions
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37
src/abi.rs
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@ -97,17 +97,24 @@ pub type PersonalityRoutine = unsafe extern "C" fn(
#[cfg(not(feature = "unwinder"))] #[cfg(not(feature = "unwinder"))]
macro_rules! binding { macro_rules! binding {
($(extern $abi: literal $([$t:tt])? fn $name: ident ($($arg: ident : $arg_ty: ty),*$(,)?) $(-> $ret: ty)?;)*) => { () => {};
$( (unsafe extern $abi: literal fn $name: ident ($($arg: ident : $arg_ty: ty),*$(,)?) $(-> $ret: ty)?; $($rest: tt)*) => {
#[allow(non_snake_case)] extern $abi {
#[inline] pub fn $name($($arg: $arg_ty),*) $(-> $ret)?;
pub $($t)? fn $name($($arg: $arg_ty),*) $(-> $ret)? { }
extern $abi { binding!($($rest)*);
fn $name($($arg: $arg_ty),*) $(-> $ret)?; };
}
unsafe { $name($($arg),*) } (extern $abi: literal fn $name: ident ($($arg: ident : $arg_ty: ty),*$(,)?) $(-> $ret: ty)?; $($rest: tt)*) => {
#[allow(non_snake_case)]
#[inline]
pub fn $name($($arg: $arg_ty),*) $(-> $ret)? {
extern $abi {
fn $name($($arg: $arg_ty),*) $(-> $ret)?;
} }
)* unsafe { $name($($arg),*) }
}
binding!($($rest)*);
}; };
} }
@ -134,19 +141,19 @@ binding! {
extern "C" fn _Unwind_GetTextRelBase(unwind_ctx: &UnwindContext<'_>) -> usize; extern "C" fn _Unwind_GetTextRelBase(unwind_ctx: &UnwindContext<'_>) -> usize;
extern "C" fn _Unwind_GetDataRelBase(unwind_ctx: &UnwindContext<'_>) -> usize; extern "C" fn _Unwind_GetDataRelBase(unwind_ctx: &UnwindContext<'_>) -> usize;
extern "C" fn _Unwind_FindEnclosingFunction(pc: *mut c_void) -> *mut c_void; extern "C" fn _Unwind_FindEnclosingFunction(pc: *mut c_void) -> *mut c_void;
extern "C-unwind" [unsafe] fn _Unwind_RaiseException( unsafe extern "C-unwind" fn _Unwind_RaiseException(
exception: *mut UnwindException, exception: *mut UnwindException,
) -> UnwindReasonCode; ) -> UnwindReasonCode;
extern "C-unwind" [unsafe] fn _Unwind_ForcedUnwind( unsafe extern "C-unwind" fn _Unwind_ForcedUnwind(
exception: *mut UnwindException, exception: *mut UnwindException,
stop: UnwindStopFn, stop: UnwindStopFn,
stop_arg: *mut c_void, stop_arg: *mut c_void,
) -> UnwindReasonCode; ) -> UnwindReasonCode;
extern "C-unwind" [unsafe] fn _Unwind_Resume(exception: *mut UnwindException) -> !; unsafe extern "C-unwind" fn _Unwind_Resume(exception: *mut UnwindException) -> !;
extern "C-unwind" [unsafe] fn _Unwind_Resume_or_Rethrow( unsafe extern "C-unwind" fn _Unwind_Resume_or_Rethrow(
exception: *mut UnwindException, exception: *mut UnwindException,
) -> UnwindReasonCode; ) -> UnwindReasonCode;
extern "C" [unsafe] fn _Unwind_DeleteException(exception: *mut UnwindException); unsafe extern "C" fn _Unwind_DeleteException(exception: *mut UnwindException);
extern "C-unwind" fn _Unwind_Backtrace( extern "C-unwind" fn _Unwind_Backtrace(
trace: UnwindTraceFn, trace: UnwindTraceFn,
trace_argument: *mut c_void, trace_argument: *mut c_void,