From 5204f1ab521a3e2c661f787f3aef2fb6c3a2107a Mon Sep 17 00:00:00 2001 From: Matt Corallo Date: Tue, 28 Feb 2023 23:25:26 +0000 Subject: [PATCH] Support non-u8 (primitive) arrays --- c-bindings-gen/src/types.rs | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/c-bindings-gen/src/types.rs b/c-bindings-gen/src/types.rs index 029fc63..3cf9643 100644 --- a/c-bindings-gen/src/types.rs +++ b/c-bindings-gen/src/types.rs @@ -2104,11 +2104,12 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> { } else { unimplemented!(); } }, syn::Type::Array(a) => { - // We assume all arrays contain only [int_literal; X]s. - // This may result in some outputs not compiling. - if let syn::Expr::Lit(l) = &a.len { - if let syn::Lit::Int(i) = &l.lit { - write!(w, "{}", path_lookup(&format!("[u8; {}]", i.base10_digits()), is_ref, ptr_for_ref).unwrap()).unwrap(); + if let syn::Type::Path(p) = &*a.elem { + let inner_ty = self.resolve_path(&p.path, generics); + if let syn::Expr::Lit(l) = &a.len { + if let syn::Lit::Int(i) = &l.lit { + write!(w, "{}", path_lookup(&format!("[{}; {}]", inner_ty, i.base10_digits()), is_ref, ptr_for_ref).unwrap()).unwrap(); + } else { unimplemented!(); } } else { unimplemented!(); } } else { unimplemented!(); } }, @@ -2958,15 +2959,14 @@ impl<'a, 'c: 'a> TypeResolver<'a, 'c> { } else if is_ref { write!(w, "*const [").unwrap(); if !self.write_c_type_intern(w, &a.elem, generics, false, false, ptr_for_ref, with_ref_lifetime, c_ty) { return false; } - } else { - let mut typecheck = Vec::new(); - if !self.write_c_type_intern(&mut typecheck, &a.elem, generics, false, false, ptr_for_ref, with_ref_lifetime, c_ty) { return false; } - if typecheck[..] != ['u' as u8, '8' as u8] { return false; } } if let syn::Expr::Lit(l) = &a.len { if let syn::Lit::Int(i) = &l.lit { + let mut inner_ty = Vec::new(); + if !self.write_c_type_intern(&mut inner_ty, &*a.elem, generics, false, false, ptr_for_ref, false, c_ty) { return false; } + let inner_ty_str = String::from_utf8(inner_ty).unwrap(); if !is_ref { - if let Some(ty) = self.c_type_from_path(&format!("[u8; {}]", i.base10_digits()), false, ptr_for_ref) { + if let Some(ty) = self.c_type_from_path(&format!("[{}; {}]", inner_ty_str, i.base10_digits()), false, ptr_for_ref) { write!(w, "{}", ty).unwrap(); true } else { false } -- 2.39.5