logos-blockchain/logos-blockchain-rust-rapidsnark
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Simplify building, and remove duplication of linking kind.

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This commit is contained in:
Alejandro Cabeza Romero 2026-06-05 22:22:29 +02:00
parent 2f45397add
commit f55863c73c
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GPG Key ID: DA3D14AE478030FD
2 changed files with 14 additions and 16 deletions
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29
crates/build.rs
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@ -50,22 +50,21 @@ fn main() {
absolute_lib_path.display()
);
let rapidsnark_link_mode = if is_static_rapidsnark() || is_mobile_target() {
"static"
// The shared rapidsnark artifact is already linked with its fr/fq/gmp implementation.
// Linking those helper libraries again is redundant and can accidentally pull static archives
// into downstream binaries, exporting generic Fr_* / Fq_* symbols that collide with other
// native ZK libraries.
//
// The static rapidsnark archive is different: it leaves Fr_*, Fq_*, and GMP symbols unresolved,
// so static/mobile builds must link the helper archives.
if is_static_rapidsnark() || is_mobile_target() {
println!("cargo:rustc-link-lib=static=rapidsnark");
println!("cargo:rustc-link-lib=static=fr");
println!("cargo:rustc-link-lib=static=fq");
println!("cargo:rustc-link-lib=static=gmp");
} else {
"dylib"
};
let dependency_link_mode = if is_mobile_target() {
"static"
} else {
"dylib"
};
println!("cargo:rustc-link-lib={rapidsnark_link_mode}=rapidsnark");
println!("cargo:rustc-link-lib={dependency_link_mode}=fr");
println!("cargo:rustc-link-lib={dependency_link_mode}=fq");
println!("cargo:rustc-link-lib={dependency_link_mode}=gmp");
println!("cargo:rustc-link-lib=dylib=rapidsnark");
}
println!("cargo:rustc-link-lib={cpp_stdlib}");

1
crates/src/lib.rs
View File

@ -33,7 +33,6 @@ pub struct ProofResult {
pub public_signals: String,
}
#[link(name = "rapidsnark", kind = "static")]
extern "C" {
pub fn groth16_prover_zkey_file(
zkey_file_path: *const std::os::raw::c_char,