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don't export xs wrappers from modules

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Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
This commit is contained in:
Wolfgang Bumiller 2021-11-24 20:43:51 +01:00
parent d6b0097481
commit 5491907876
3 changed files with 12 additions and 3 deletions
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12
perlmod-macro/src/function.rs
View File

@ -57,6 +57,7 @@ pub fn handle_function(
attr: FunctionAttrs,
mut func: syn::ItemFn,
mangled_package_name: Option<&str>,
export_public: bool,
) -> Result<XSub, Error> {
if !func.sig.generics.params.is_empty() {
bail!(&func.sig.generics => "generic functions cannot be exported as xsubs");
@ -194,6 +195,7 @@ pub fn handle_function(
&xs_name,
&impl_xs_name,
passed_arguments,
export_public,
)?;
let tokens = quote! {
@ -248,6 +250,7 @@ fn handle_return_kind(
xs_name: &Ident,
impl_xs_name: &Ident,
passed_arguments: TokenStream,
export_public: bool,
) -> Result<ReturnHandling, Error> {
let return_type;
let mut handle_return;
@ -283,10 +286,15 @@ fn handle_return_kind(
};
}
let vis = if export_public {
quote! { #[no_mangle] pub }
} else {
quote! { #[allow(non_snake_case)] }
};
wrapper_func = quote! {
#[no_mangle]
#[doc(hidden)]
pub extern "C" fn #xs_name(#pthx _cv: &::perlmod::ffi::CV) {
#vis extern "C" fn #xs_name(#pthx _cv: &::perlmod::ffi::CV) {
unsafe {
match #impl_xs_name() {
Ok(()) => (),

2
perlmod-macro/src/lib.rs
View File

@ -107,7 +107,7 @@ fn export_impl(attr: AttributeArgs, item: TokenStream) -> Result<TokenStream, Er
let func: syn::ItemFn = syn::parse2(item)?;
let attr = attribs::FunctionAttrs::try_from(attr)?;
let func = function::handle_function(attr, func, None)?;
let func = function::handle_function(attr, func, None, true)?;
Ok(func.tokens)
}

1
perlmod-macro/src/module.rs
View File

@ -50,6 +50,7 @@ pub fn handle_module(attr: AttributeArgs, mut module: syn::ItemMod) -> Result<To
attribs,
func,
Some(&mangled_package_name),
false,
)?;
*item = syn::Item::Verbatim(func.tokens);