Vendor things

third-party/vendor/x11-dl/build.rs

@@ -0,0 +1,56 @@
+// x11-rs: Rust bindings for X11 libraries
+// The X11 libraries are available under the MIT license.
+// These bindings are public domain.
+
+extern crate pkg_config;
+
+use std::env;
+use std::fs::File;
+use std::io::Write;
+use std::path::Path;
+
+fn main() {
+    let libraries = [
+        // lib           pkgconfig name
+        ("xext", "xext"),
+        ("gl", "gl"),
+        ("xcursor", "xcursor"),
+        ("xxf86vm", "xxf86vm"),
+        ("xft", "xft"),
+        ("xinerama", "xinerama"),
+        ("xi", "xi"),
+        ("x11", "x11"),
+        ("xlib_xcb", "x11-xcb"),
+        ("xmu", "xmu"),
+        ("xrandr", "xrandr"),
+        ("xtst", "xtst"),
+        ("xrender", "xrender"),
+        ("xpresent", "xpresent"),
+        ("xscrnsaver", "xscrnsaver"),
+        ("xt", "xt"),
+    ];
+
+    let mut config = String::new();
+    for &(lib, pcname) in libraries.iter() {
+        let libdir = match pkg_config::get_variable(pcname, "libdir") {
+            Ok(libdir) => format!("Some(\"{}\")", libdir),
+            Err(_) => "None".to_string(),
+        };
+        config.push_str(&format!(
+            "pub const {}: Option<&'static str> = {};\n",
+            lib, libdir
+        ));
+    }
+    let config = format!("pub mod config {{ pub mod libdir {{\n{}}}\n}}", config);
+    let out_dir = env::var("OUT_DIR").unwrap();
+    let dest_path = Path::new(&out_dir).join("config.rs");
+    let mut f = File::create(&dest_path).unwrap();
+    f.write_all(&config.into_bytes()).unwrap();
+
+    let target = env::var("TARGET").unwrap();
+    if target.contains("linux") {
+        println!("cargo:rustc-link-lib=dl");
+    } else if target.contains("freebsd") || target.contains("dragonfly") {
+        println!("cargo:rustc-link-lib=c");
+    }
+}