diff options
Diffstat (limited to 'cli')
| -rw-r--r-- | cli/Cargo.toml | 1 | ||||
| -rw-r--r-- | cli/build.rs | 31 |
2 files changed, 31 insertions, 1 deletions
diff --git a/cli/Cargo.toml b/cli/Cargo.toml index 9d668f8a5..31f60216e 100644 --- a/cli/Cargo.toml +++ b/cli/Cargo.toml @@ -41,6 +41,7 @@ deno_websocket = { version = "0.76.0", path = "../ext/websocket" } deno_webstorage = { version = "0.66.0", path = "../ext/webstorage" } regex = "=1.6.0" serde = { version = "=1.0.144", features = ["derive"] } +serde_json = "1.0.64" zstd = '=0.11.2' [target.'cfg(windows)'.build-dependencies] diff --git a/cli/build.rs b/cli/build.rs index aaa29a6d0..c1bc3305e 100644 --- a/cli/build.rs +++ b/cli/build.rs @@ -344,7 +344,36 @@ fn main() { ); #[cfg(not(target_os = "windows"))] - println!("cargo:rustc-link-arg-bin=deno=-rdynamic"); + { + // Load the symbols file generated by the `napi_sym` macro. + #[derive(serde::Deserialize)] + struct Symbols { + symbols: Vec<String>, + } + let symbols_json = + std::fs::read_to_string("../tools/napi/symbol_exports.json").expect( + "Missing tools/napi/symbol_exports.json! This is a bug in napi_sym", + ); + let symbols: Symbols = serde_json::from_str(&symbols_json) + .expect("tools/napi/symbol_exports.json is not valid JSON"); + + // Don't export all symbols into the dynamic symbol table. -rdynamic exports *all* symbols introducing binary bloat. + // We only need to export Node API symbols. + for symbol in symbols.symbols { + // TODO(@littledivy): We _might_ hit an argument size limit? + // Maybe use `--export-dynamic-symbol-list` / `--exported_symbols_list` instead? https://reviews.llvm.org/D107317 + #[cfg(target_os = "macos")] + println!( + "cargo:rustc-link-arg-bin=deno=-Wl,-exported_symbol,_{}", + symbol + ); + #[cfg(target_os = "linux")] + println!( + "cargo:rustc-link-arg-bin=deno=-Wl,--export-dynamic-symbol={}", + symbol + ); + } + } // To debug snapshot issues uncomment: // op_fetch_asset::trace_serializer(); |