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cross-compile C for windows with zig

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Folkert 2022-09-23 19:46:27 +02:00
parent aae2dbf17c
commit f632e299cd
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2 changed files with 39 additions and 12 deletions
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49
crates/compiler/build/src/link.rs
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@ -393,7 +393,9 @@ pub fn build_zig_host_wasm32(
command.output().unwrap()
}
#[allow(clippy::too_many_arguments)]
pub fn build_c_host_native(
target: &Triple,
env_path: &str,
env_home: &str,
env_cpath: &str,
@ -411,17 +413,38 @@ pub fn build_c_host_native(
.args(sources)
.args(&["-o", dest]);
if let Some(shared_lib_path) = shared_lib_path {
command.args(&[
shared_lib_path.to_str().unwrap(),
&bitcode::get_builtins_host_obj_path(),
"-fPIE",
"-pie",
"-lm",
"-lpthread",
"-ldl",
"-lrt",
"-lutil",
]);
match target.operating_system {
OperatingSystem::Windows => {
// just use zig as a C compiler
// I think we only ever have one C source file in practice
assert_eq!(sources.len(), 1);
return build_zig_host_native(
env_path,
env_home,
&format!("-femit-bin={}", dest),
sources[0],
find_zig_str_path().to_str().unwrap(),
"x86_64-windows-gnu",
opt_level,
Some(shared_lib_path),
);
}
_ => {
command.args(&[
shared_lib_path.to_str().unwrap(),
&bitcode::get_builtins_host_obj_path(),
"-fPIE",
"-pie",
"-lm",
"-lpthread",
"-ldl",
"-lrt",
"-lutil",
]);
}
}
} else {
command.args(&["-fPIC", "-c"]);
}
@ -635,6 +658,7 @@ pub fn rebuild_host(
// Cargo hosts depend on a c wrapper for the api. Compile host.c as well.
let output = build_c_host_native(
target,
&env_path,
&env_home,
&env_cpath,
@ -687,6 +711,7 @@ pub fn rebuild_host(
if shared_lib_path.is_some() {
// If compiling to executable, let c deal with linking as well.
let output = build_c_host_native(
target,
&env_path,
&env_home,
&env_cpath,
@ -701,6 +726,7 @@ pub fn rebuild_host(
validate_output("host.c", "clang", output);
} else {
let output = build_c_host_native(
target,
&env_path,
&env_home,
&env_cpath,
@ -737,6 +763,7 @@ pub fn rebuild_host(
} else if c_host_src.exists() {
// Compile host.c, if it exists
let output = build_c_host_native(
target,
&env_path,
&env_home,
&env_cpath,