diff options
Diffstat (limited to 'ext/napi/lib.rs')
| -rw-r--r-- | ext/napi/lib.rs | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/ext/napi/lib.rs b/ext/napi/lib.rs index 0b2b3eb5e..0d41bb40f 100644 --- a/ext/napi/lib.rs +++ b/ext/napi/lib.rs @@ -5,6 +5,22 @@ #![allow(clippy::undocumented_unsafe_blocks)] #![deny(clippy::missing_safety_doc)] +//! Symbols to be exported are now defined in this JSON file. +//! The `#[napi_sym]` macro checks for missing entries and panics. +//! +//! `./tools/napi/generate_symbols_list.js` is used to generate the LINK `cli/exports.def` on Windows, +//! which is also checked into git. +//! +//! To add a new napi function: +//! 1. Place `#[napi_sym]` on top of your implementation. +//! 2. Add the function's identifier to this JSON list. +//! 3. Finally, run `tools/napi/generate_symbols_list.js` to update `ext/napi/generated_symbol_exports_list_*.def`. + +pub mod js_native_api; +pub mod node_api; +pub mod util; +pub mod uv; + use core::ptr::NonNull; use deno_core::op2; use deno_core::parking_lot::RwLock; @@ -631,3 +647,30 @@ where Ok(exports) } + +#[allow(clippy::print_stdout)] +pub fn print_linker_flags(name: &str) { + let symbols_path = + include_str!(concat!(env!("OUT_DIR"), "/napi_symbol_path.txt")); + + #[cfg(target_os = "windows")] + println!("cargo:rustc-link-arg-bin={name}=/DEF:{}", symbols_path); + + #[cfg(target_os = "macos")] + println!( + "cargo:rustc-link-arg-bin={name}=-Wl,-exported_symbols_list,{}", + symbols_path, + ); + + #[cfg(target_os = "linux")] + println!( + "cargo:rustc-link-arg-bin={name}=-Wl,--export-dynamic-symbol-list={}", + symbols_path, + ); + + #[cfg(target_os = "android")] + println!( + "cargo:rustc-link-arg-bin={name}=-Wl,--export-dynamic-symbol-list={}", + symbols_path, + ); +} |