ayo
7c5d3c9157
Add native K/M/RR inference engines, HIP kernels, replay and validation harnesses, and Windows DLSS setup and runtime support. Include GPU profiling tools, build and packaging scripts, platform integration patches, and implementation documentation.
66 lines
2.9 KiB
Diff
66 lines
2.9 KiB
Diff
diff --git a/zluda_cache/src/lib.rs b/zluda_cache/src/lib.rs
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index acd262e..c3ac1be 100644
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--- a/zluda_cache/src/lib.rs
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+++ b/zluda_cache/src/lib.rs
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@@ -22,18 +22,36 @@ pub struct ModuleCache(SqliteConnection);
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impl ModuleCache {
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pub fn create_cache_dir_and_get_path() -> Option<String> {
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- let mut cache_dir = dirs::cache_dir()?;
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- cache_dir.extend(["zluda", "ComputeCache"]);
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+ let override_dir = std::env::var_os("ZLUDA_CACHE_DIR");
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+ let cache_dir = match override_dir {
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+ Some(path) => {
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+ let path = std::path::PathBuf::from(path);
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+ if !path.is_absolute() {
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+ eprintln!("[zluda-cache] ZLUDA_CACHE_DIR must be absolute; cache disabled");
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+ return None;
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+ }
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+ path
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+ }
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+ None => dirs::cache_dir()?.join("zluda").join("ComputeCache"),
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+ };
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+ Self::cache_path(&cache_dir)
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+ }
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+
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+ fn cache_path(cache_dir: &std::path::Path) -> Option<String> {
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// We ensure that the cache directory exists
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- std::fs::create_dir_all(&cache_dir).ok()?;
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+ if let Err(error) = std::fs::create_dir_all(cache_dir) {
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+ eprintln!("[zluda-cache] cannot create {}: {error}; cache disabled", cache_dir.display());
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+ return None;
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+ }
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// No need to create the file, it will be created by SQLite on first access
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// zluda.db might be in use by older versions of ZLUDA
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- cache_dir.push("zluda2.db");
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- Some(cache_dir.to_string_lossy().into())
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+ Some(cache_dir.join("zluda2.db").to_string_lossy().into())
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}
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pub fn open(file_path: &str) -> Option<Self> {
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- let mut conn = SqliteConnection::establish(file_path).ok()?;
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+ let mut conn = SqliteConnection::establish(file_path).map_err(|error| {
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+ eprintln!("[zluda-cache] cannot open {file_path}: {error}; cache disabled");
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+ }).ok()?;
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conn.batch_execute("PRAGMA journal_mode = WAL; PRAGMA synchronous = NORMAL;")
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.ok()?;
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conn.run_pending_migrations(MIGRATIONS).ok()?;
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@@ -86,6 +104,17 @@ mod tests {
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use arrayvec::ArrayString;
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use diesel::prelude::*;
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+ #[test]
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+ fn explicit_directory_creates_persistent_database() {
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+ let directory = std::env::temp_dir().join(format!("zluda-cache-test-{}-{}", std::process::id(), ModuleCache::time_now()));
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+ let path = ModuleCache::cache_path(&directory).unwrap();
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+ assert_eq!(std::path::Path::new(&path), directory.join("zluda2.db"));
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+ let cache = ModuleCache::open(&path).unwrap();
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+ drop(cache);
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+ assert!(std::path::Path::new(&path).is_file());
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+ std::fs::remove_dir_all(directory).unwrap();
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+ }
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+
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#[derive(Queryable, Selectable)]
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#[diesel(table_name = crate::schema::modules)]
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#[diesel(check_for_backend(diesel::sqlite::Sqlite))]
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