Remove xdg-data-home experimental feature

README.md

@@ -55,7 +55,6 @@ This crate seeks system MKL libraries, e.g. installed by [apt], [yum], or offici
  ```
  pkg-config --libs mkl-dynamic-lp64-iomp
  ```
-- (experimental) Seek `${XDG_DATA_HOME}/intel-mkl-tool`
 - Seek a directory set by `${MKLROOT}` environment variable
 - Seek default installation path
  - `/opt/intel/mkl` for Linux

intel-mkl-src/Cargo.toml

@@ -31,8 +31,6 @@ mkl-dynamic-ilp64-seq = []
 
 # Enable downloading from AWS S3 when system MKL not found
 download = ["intel-mkl-tool/archive"]
-# (Experimental) Cache download archive ad $XDG_DATA_HOME/intel-mkl-tool/
-xdg-data-home = []
 
 [build-dependencies]
 anyhow = "1.0.58"

intel-mkl-src/build.rs

@@ -55,11 +55,7 @@ fn main() -> Result<()> {
  // download if not found
  #[cfg(feature = "download")]
  {
- let path = if cfg!(feature = "xdg-data-home") {
- xdg_home_path()
- } else {
- PathBuf::from(env::var("OUT_DIR").unwrap())
- };
+ let path = PathBuf::from(env::var("OUT_DIR").unwrap());
  println!(
  r#"cargo:warning="Download Intel MKL archive into {}""#,
  path.display()

intel-mkl-tool/src/cli.rs

@@ -11,16 +11,12 @@ enum Opt {
  /// Archive name, e.g. "mkl-static-lp64-iomp". Download all archives if None
  #[structopt(long = "name")]
  name: Option<String>,
- /// Install destination. Default is `$XDG_DATA_HOME/intel-mkl-tool/${MKL_VERSION}/`
+ /// Install destination
  #[structopt(short = "o", long = "path")]
- path: Option<PathBuf>,
+ path: PathBuf,
  },
 
  /// Seek Intel-MKL library
- ///
- /// 1. pkg-config
- /// 2. `$XDG_DATA_HOME/intel-mkl-tool`
- /// will be sought.
  Seek {},
 
  /// Package Intel MKL libraries into an archive
@@ -37,7 +33,6 @@ fn main() -> Result<()> {
 
  match opt {
  Opt::Download { name, path } => {
- let path = path.unwrap_or(xdg_home_path());
  if let Some(name) = name {
  let cfg = Config::from_str(&name)?;
  cfg.download(&path.join(cfg.to_string()))?;

intel-mkl-tool/src/entry.rs

@@ -1,4 +1,4 @@
-use crate::{mkl, xdg_home_path, Config, LinkType, VALID_CONFIGS};
+use crate::{mkl, Config, LinkType, VALID_CONFIGS};
 use anyhow::{bail, Result};
 use derive_more::Deref;
 use std::{
@@ -72,8 +72,6 @@ impl Entry {
  /// - This exists only when the previous build downloads archive here
  /// - pkg-config `${name}`
  /// - Installed by package manager or official downloader
- /// - `$XDG_DATA_HOME/intel-mkl-tool/${name}`
- /// - Downloaded by this crate
  ///
  /// Returns error if no library found
  ///
@@ -97,10 +95,6 @@ impl Entry {
  });
  }
 
- // $XDG_DATA_HOME/intel-mkl-tool
- let path = xdg_home_path().join(config.to_string());
- targets.seek(&path);
-
  // $MKLROOT
  let mkl_root = std::env::var("MKLROOT").map(PathBuf::from);
  if let Ok(path) = mkl_root {
@@ -156,7 +150,7 @@ impl Entry {
 
  /// Get MKL version info from its C header
  ///
- /// - This will not work for OUT_DIR, XDG_DATA_HOME, or Pkgconfig entry,
+ /// - This will not work for OUT_DIR, or Pkgconfig entry,
  /// and returns Error in these cases
  pub fn version(&self) -> Result<(u32, u32)> {
  for (path, _) in &self.found_files() {

intel-mkl-tool/src/lib.rs

@@ -92,8 +92,6 @@
 
 #![cfg_attr(not(feature = "archive"), allow(dead_code))]
 
-use std::path::PathBuf;
-
 mod config;
 mod entry;
 
@@ -146,11 +144,3 @@ fn s3_addr() -> String {
  mkl::VERSION_UPDATE
  )
 }
-
-pub fn xdg_home_path() -> PathBuf {
- dirs::data_local_dir().unwrap().join(format!(
- "intel-mkl-tool/{}.{}",
- mkl::VERSION_YEAR,
- mkl::VERSION_UPDATE
- ))
-}