feat: Simplify build sript (tested on linux and mac os)

Author: masche842

ui-sys/build.rs

@@ -1,44 +1,32 @@
 extern crate cmake;
+use cmake::Config;
 
 use std::env;
 use std::path::Path;
 use std::process::Command;
-use cmake::Config;
 
 fn main() {
-    println!("cargo:rerun-if-changed=libui");
-    init_git_submodule();
-
-    let mut cfg = Config::new("libui");
-    if static_library() {
-        cfg.define("BUILD_SHARED_LIBS", "OFF");
+    if !Path::new("libui/.git").exists() {
+        Command::new("git").args(&["submodule", "update", "--init"]).status().unwrap();
     }
-    let mut dst = cfg.build_target("all").build();
-
-    dst.push("build");
-    dst.push("out");
-
-    // Without explicit notion of Appkit,
-    // compilation of static binary fails
-    #[cfg(target_os="macos")]
-    println!("cargo:rustc-link-lib=framework=Appkit");
 
-    println!("cargo:rustc-link-search=native={}", dst.display());
-    println!("cargo:rustc-link-lib=ui");
-}
+    let target = env::var("TARGET").unwrap();
+    let msvc = target.contains("msvc");
 
-fn static_library() -> bool {
-    // env::var_os("STATIC")
-    //     .map(|v| v.to_str() == Some("1"))
-    //     .unwrap_or(false)
-    true
-}
+    let dst = Config::new("libui")
+        .build_target("")
+        .build();
 
-fn init_git_submodule() {
-    if !Path::new("libui/.git").exists() {
-        let cwd = env::current_dir().unwrap();
-        env::set_current_dir(&cwd.parent().unwrap()).expect("Could not change dir");
-        Command::new("git").args(&["submodule", "update", "--init"]).status().expect("Could not update libui submodule");
-        env::set_current_dir(&cwd).expect("Could not change dir");
+    let mut postfix = Path::new("build").join("out");
+    let libname;
+    if msvc {
+        postfix = postfix.join("Release");
+        libname = "libui";
+    } else {
+        libname = "ui";
     }
+    let dst = dst.join(&postfix);
+
+    println!("cargo:rustc-link-lib={}", libname);
+    println!("cargo:rustc-link-search=native={}", dst.display());
 }