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--- a/src/bootstrap/bootstrap.py
+++ b/src/bootstrap/bootstrap.py
@@ -557,7 +557,7 @@ class RustBuild(object):
shutil.rmtree(bin_root)
key = self.stage0_compiler.date
- cache_dst = os.path.join(self.build_dir, "cache")
+ cache_dst = os.getenv('OPENWRT_RUSTC_BOOTSTRAP_CACHE', os.path.join(self.build_dir, "cache"))
rustc_cache = os.path.join(cache_dst, key)
if not os.path.exists(rustc_cache):
os.makedirs(rustc_cache)
--- a/src/bootstrap/src/core/download.rs
+++ b/src/bootstrap/src/core/download.rs
@@ -208,10 +208,13 @@ impl Config {
Some(other) => panic!("unsupported protocol {other} in {url}"),
None => panic!("no protocol in {url}"),
}
- t!(
- std::fs::rename(&tempfile, dest_path),
- format!("failed to rename {tempfile:?} to {dest_path:?}")
- );
+ match std::fs::rename(&tempfile, dest_path) {
+ Ok(v) => v,
+ Err(_) => {
+ t!(std::fs::copy(&tempfile, dest_path));
+ t!(std::fs::remove_file(&tempfile));
+ }
+ };
}
fn download_http_with_retries(&self, tempfile: &Path, url: &str, help_on_error: &str) {
@@ -577,7 +580,10 @@ impl Config {
return;
}
- let cache_dst = self.out.join("cache");
+ let cache_dst = match env::var_os("OPENWRT_RUSTC_BOOTSTRAP_CACHE") {
+ Some(v) => PathBuf::from(v),
+ None => self.out.join("cache"),
+ };
let cache_dir = cache_dst.join(key);
if !cache_dir.exists() {
t!(fs::create_dir_all(&cache_dir));
@@ -704,7 +710,10 @@ download-rustc = false
let llvm_assertions = self.llvm_assertions;
let cache_prefix = format!("llvm-{llvm_sha}-{llvm_assertions}");
- let cache_dst = self.out.join("cache");
+ let cache_dst = match env::var_os("OPENWRT_RUSTC_BOOTSTRAP_CACHE") {
+ Some(v) => PathBuf::from(v),
+ None => self.out.join("cache"),
+ };
let rustc_cache = cache_dst.join(cache_prefix);
if !rustc_cache.exists() {
t!(fs::create_dir_all(&rustc_cache));
|