Add feature flag for rustls

Signed-off-by: Tilo Spannagel <development@tilosp.de>

matrix_sdk/Cargo.toml

@@ -15,11 +15,13 @@ features = ["docs"]
 rustdoc-args = ["--cfg", "feature=\"docs\""]
 
 [features]
-default = ["encryption", "sqlite_cryptostore", "messages"]
+default = ["encryption", "sqlite_cryptostore", "messages", "native-tls"]
 
 messages = ["matrix-sdk-base/messages"]
 encryption = ["matrix-sdk-base/encryption", "dashmap"]
 sqlite_cryptostore = ["matrix-sdk-base/sqlite_cryptostore"]
+native-tls = ["reqwest/native-tls"]
+rustls-tls = ["reqwest/rustls-tls"]
 
 docs = ["encryption", "sqlite_cryptostore", "messages"]
 
@@ -27,8 +29,6 @@ docs = ["encryption", "sqlite_cryptostore", "messages"]
 async-trait = "0.1.38"
 dashmap = { version = "3.11.10", optional = true }
 http = "0.2.1"
-# FIXME: Revert to regular dependency once 0.10.8 or 0.11.0 is released
-reqwest = { git = "https://github.com/seanmonstar/reqwest", rev = "cff487ff58630cf0ac59f3e46cbf20cf50a28b3f" }
 serde_json = "1.0.57"
 thiserror = "1.0.20"
 tracing = "0.1.19"
@@ -42,6 +42,12 @@ version = "0.1.0"
 path = "../matrix_sdk_base"
 default_features = false
 
+# FIXME: Revert to regular dependency once 0.10.8 or 0.11.0 is released
+[dependencies.reqwest]
+git = "https://github.com/seanmonstar/reqwest"
+rev = "cff487ff58630cf0ac59f3e46cbf20cf50a28b3f"
+default_features = false
+
 [dependencies.tracing-futures]
 version = "0.2.4"
 default-features = false

matrix_sdk/src/lib.rs

@@ -37,6 +37,12 @@
 )]
 #![cfg_attr(feature = "docs", feature(doc_cfg))]
 
+#[cfg(not(any(feature = "native-tls", feature = "rustls-tls",)))]
+compile_error!("one of 'native-tls' or 'rustls-tls' features must be enabled");
+
+#[cfg(all(feature = "native-tls", feature = "rustls-tls",))]
+compile_error!("only one of 'native-tls' or 'rustls-tls' features can be enabled");
+
 #[cfg(not(target_arch = "wasm32"))]
 pub use matrix_sdk_base::JsonStore;
 #[cfg(feature = "encryption")]