Add feature flags to enable native-tls usage of ureq

Author: lazareviczoran

openblas-build/Cargo.toml

@@ -3,22 +3,30 @@ name = "openblas-build"
 version = "0.10.7"
 license = "Apache-2.0/MIT"
 edition = "2018"
-authors = [
-    "Toshiki Teramura <toshiki.teramura@gmail.com>",
-]
+authors = ["Toshiki Teramura <toshiki.teramura@gmail.com>"]
 description = "The package provides a build helper for OpenBLAS."
 documentation = "https://docs.rs/openblas-build"
 homepage = "https://github.com/blas-lapack-rs/openblas-src"
 repository = "https://github.com/blas-lapack-rs/openblas-src"
-readme  = "../README.md"
-exclude = [
-    "test_build/",
+readme = "../README.md"
+exclude = ["test_build/"]
+
+[features]
+default = ["tls"]
+
+tls = ["ureq/tls", "ureq/gzip"]
+native-certs = [
+    "native-tls",
+    "ureq/native-certs",
+    "ureq/native-tls",
+    "ureq/gzip",
 ]
 
 [dependencies]
 anyhow = "1.0.68"
 flate2 = "1.0.25"
 tar = "0.4.38"
 thiserror = "1.0.22"
-ureq = "2.5.0"
+ureq = { version = "2.5.0", default-features = false }
+native-tls = { version = "0.2.11", optional = true }
 walkdir = "2.3.1"

openblas-build/src/download.rs

@@ -13,11 +13,28 @@ pub fn openblas_source_url() -> String {
 pub fn download(out_dir: &Path) -> Result<PathBuf> {
     let dest = out_dir.join(format!("OpenBLAS-{}", OPENBLAS_VERSION));
     if !dest.exists() {
-        let buf = ureq::get(&openblas_source_url()).call()?.into_reader();
+        let buf = get_agent()
+            .get(&openblas_source_url())
+            .call()?
+            .into_reader();
         let gz_stream = flate2::read::GzDecoder::new(buf);
         let mut ar = tar::Archive::new(gz_stream);
         ar.unpack(out_dir)?;
         assert!(dest.exists());
     }
     Ok(dest)
 }
+
+#[cfg(feature = "native-tls")]
+fn get_agent() -> ureq::Agent {
+    ureq::AgentBuilder::new()
+        .tls_connector(std::sync::Arc::new(
+            native_tls::TlsConnector::new().expect("failed to create TLS connector"),
+        ))
+        .build()
+}
+
+#[cfg(not(feature = "native-tls"))]
+fn get_agent() -> ureq::Agent {
+    ureq::agent()
+}

openblas-src/Cargo.toml

@@ -24,20 +24,22 @@ build = "build.rs"
 links = "openblas"
 
 [features]
-default = ["cblas", "lapacke"]
+default = ["cblas", "lapacke", "tls"]
 
 cache = []
 cblas = []
 lapacke = []
 static = []
 system = []
+tls = ["openblas-build/tls"]
+native-certs = ["openblas-build/native-certs"]
 
 [dev-dependencies]
 libc = "0.2"
 
 [build-dependencies]
 dirs = "3.0.1"
-openblas-build = { version = "0.10.7", path = "../openblas-build" }
+openblas-build = { version = "0.10.7", path = "../openblas-build", default-features = false }
 
 [target.'cfg(target_os="windows")'.build-dependencies]
 vcpkg = "0.2"