use cmake to build snappy-sys

snappy-sys/Cargo.toml

@@ -5,17 +5,16 @@ authors = ["Arkadiy Paronyan arkadiy@ethcore.io>"]
 license = "MIT/Apache-2.0/BSD"
 description = "Native bindings to libsnappy"
 readme = "README.md"
-keywords = [ "ffi", "snappy" ]
+keywords = ["ffi", "snappy"]
 
 build = "build.rs"
 links = "snappy"
 
 [features]
-default = [ "static" ]
-static = []
+default = []
 
 [dependencies]
 libc = "0.2"
 
 [build-dependencies]
-cc = { version = "1.0", features = ["parallel"] }
+cmake = "0.1"

snappy-sys/build.rs

@@ -1,22 +1,17 @@
-extern crate cc;
+extern crate cmake;
 
-fn main() {
-	let mut snappy_config = cc::Build::new();
-	snappy_config.include("snappy/");
-	snappy_config.include(".");
-
-	snappy_config.define("NDEBUG", Some("1"));
+use cmake::Config;
 
-	if !cfg!(target_env = "msvc") {
-		snappy_config.flag("-std=c++11");
-	} else {
-		snappy_config.flag("-EHsc");
-	}
+fn main() {
+    let dst = Config::new("snappy").build_target("snappy").build();
+    let build = dst.join("build");
+    println!("cargo:rustc-link-lib=static=snappy");
+    println!("cargo:rustc-link-search=native={}", build.display());
 
-	snappy_config.file("snappy/snappy.cc");
-	snappy_config.file("snappy/snappy-sinksource.cc");
-	snappy_config.file("snappy/snappy-c.cc");
-	snappy_config.cpp(true);
-	snappy_config.compile("libsnappy.a");
+    // https://github.com/alexcrichton/cc-rs/blob/ca70fd32c10f8cea805700e944f3a8d1f97d96d4/src/lib.rs#L891
+    if cfg!(any(target_os = "macos", target_os = "freebsd", target_os = "openbsd")) {
+        println!("cargo:rustc-link-lib=c++");
+    } else {
+        println!("cargo:rustc-link-lib=stdc++");
+    }
 }
-