mirror of https://github.com/rust-lang/rust.git
63 lines
2.0 KiB
Rust
63 lines
2.0 KiB
Rust
use run_make_support::{rustc, serde_json};
|
|
|
|
// Please do NOT add more targets to this list!
|
|
// Per https://github.com/rust-lang/compiler-team/issues/422,
|
|
// we should be trying to move these targets to dynamically link
|
|
// musl libc by default.
|
|
static LEGACY_STATIC_LINKING_TARGETS: &[&'static str] = &[
|
|
"aarch64-unknown-linux-musl",
|
|
"arm-unknown-linux-musleabi",
|
|
"arm-unknown-linux-musleabihf",
|
|
"armv5te-unknown-linux-musleabi",
|
|
"armv7-unknown-linux-musleabi",
|
|
"armv7-unknown-linux-musleabihf",
|
|
"i586-unknown-linux-musl",
|
|
"i686-unknown-linux-musl",
|
|
"mips64-unknown-linux-musl",
|
|
"mips64-unknown-linux-muslabi64",
|
|
"mips64el-unknown-linux-muslabi64",
|
|
"powerpc-unknown-linux-musl",
|
|
"powerpc-unknown-linux-muslspe",
|
|
"powerpc64-unknown-linux-musl",
|
|
"powerpc64le-unknown-linux-musl",
|
|
"riscv32gc-unknown-linux-musl",
|
|
"s390x-unknown-linux-musl",
|
|
"thumbv7neon-unknown-linux-musleabihf",
|
|
"x86_64-unknown-linux-musl",
|
|
];
|
|
|
|
fn main() {
|
|
let targets = rustc().print("target-list").run().stdout_utf8();
|
|
|
|
for target in targets.lines() {
|
|
let abi = target.split('-').last().unwrap();
|
|
|
|
if !abi.starts_with("musl") {
|
|
continue;
|
|
}
|
|
|
|
let target_spec_json = rustc()
|
|
.print("target-spec-json")
|
|
.target(target)
|
|
.arg("-Zunstable-options")
|
|
.run()
|
|
.stdout_utf8();
|
|
|
|
let target_spec: serde_json::Value =
|
|
serde_json::from_str(&target_spec_json).expect("failed to parse target-spec-json");
|
|
let default = &target_spec["crt-static-default"];
|
|
|
|
// If the value is `null`, then the default to dynamically link from
|
|
// musl_base was not overridden.
|
|
if default.is_null() {
|
|
continue;
|
|
}
|
|
|
|
if default.as_bool().expect("wasn't a boolean")
|
|
&& !LEGACY_STATIC_LINKING_TARGETS.contains(&target)
|
|
{
|
|
panic!("{target} statically links musl libc when it should dynamically link it");
|
|
}
|
|
}
|
|
}
|