fix: using custom build.rs in order to avoid curl derived NSInvalidAr…

…gumentException (fixes #8)

build.rs

@@ -0,0 +1,18 @@
+use std::env;
+use std::path::PathBuf;
+
+fn main() {
+    // see https://github.com/evilsocket/legba/issues/8
+    if env::var("CARGO_CFG_TARGET_OS").unwrap() == "macos" {
+        let homebrew_prefix =
+            PathBuf::from(env::var("HOMEBREW_PREFIX").unwrap_or("/opt/homebrew".into()));
+
+        let lib_dir = homebrew_prefix.join("lib");
+        let include_dir = homebrew_prefix.join("include");
+
+        // Tell cargo to link against libcurl from Homebrew
+        println!("cargo:rustc-link-search=native={}", lib_dir.display());
+        println!("cargo:rustc-link-lib=curl");
+        println!("cargo:include={}", include_dir.display());
+    }
+}