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setup copying zig bitcode to the target directory

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Brendan Hansknecht 2022-07-05 10:44:24 -07:00
parent 4523e90bc7
commit 4220b02913
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3 changed files with 36 additions and 0 deletions
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1
crates/compiler/builtins/Cargo.toml
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@ -16,6 +16,7 @@ lazy_static = "1.4.0"
[build-dependencies]
# dunce can be removed once ziglang/zig#5109 is fixed
dunce = "1.0.2"
fs_extra = "1.2.0"
[target.'cfg(target_os = "macos")'.build-dependencies]
tempfile = "3.2.0"

34
crates/compiler/builtins/build.rs
View file

@ -67,6 +67,8 @@ fn main() {
"builtins-wasm32.o",
);
copy_zig_builtins_to_target_dir(&bitcode_path);
get_zig_files(bitcode_path.as_path(), &|path| {
let path: &Path = path;
println!(
@ -144,6 +146,38 @@ fn generate_bc_file(bitcode_path: &Path, zig_object: &str, file_name: &str) {
);
}
fn copy_zig_builtins_to_target_dir(bitcode_path: &Path) {
// To enable roc to find the zig biultins, we want them to be moved to a folder next to the roc executable.
// So if <roc_folder>/roc is the executable. The zig files will be in <roc_folder>/lib/*.zig
// Currently we have the OUT_DIR variable which points to `/target/debug/build/roc_builtins-*/out/`.
// So we just need to shed a 3 of the outer layers to get `/target/debug/` and then add `lib`.
let out_dir = env::var_os("OUT_DIR").unwrap();
let target_profile_dir = Path::new(&out_dir)
.parent()
.and_then(|path| path.parent())
.and_then(|path| path.parent())
.unwrap()
.join("lib");
let zig_src_dir = bitcode_path.join("src");
std::fs::create_dir_all(&target_profile_dir).unwrap_or_else(|err| {
panic!(
"Failed to create output library directory for zig bitcode {:?}: {:?}",
target_profile_dir, err
);
});
let mut options = fs_extra::dir::CopyOptions::new();
options.overwrite = true;
fs_extra::dir::copy(&zig_src_dir, &target_profile_dir, &options).unwrap_or_else(|err| {
panic!(
"Failed to copy zig bitcode files {:?} to {:?}: {:?}",
zig_src_dir, target_profile_dir, err
);
});
}
fn run_command<S, I: Copy, P: AsRef<Path> + Copy>(path: P, command_str: &str, args: I)
where
I: IntoIterator<Item = S>,