build: Use pkg-config to find vlc

libvlc-sys/build.rs

@@ -1,5 +1,6 @@
 use std::env;
 use std::path::PathBuf;
+use pkg_config;
 
 #[cfg(feature = "bindgen")]
 fn generate_bindings() {
@@ -46,6 +47,12 @@ fn copy_pregenerated_bindings()
     .expect("Couldn't find pregenerated bindings!");
 }
 
+fn link_vlc_with_pkgconfig() -> Result<pkg_config::Library, pkg_config::Error> {
+    pkg_config::Config::new()
+        .print_system_libs(false)
+        .probe("libvlc")
+}
+
 #[cfg(target_os = "windows")]
 mod windows {
     #[cfg(not(any(target_arch = "x86", target_arch = "x86_64")))]
@@ -164,8 +171,13 @@ fn main() {
     copy_pregenerated_bindings();
 
     // Link
+    if let Err(err) = link_vlc_with_pkgconfig() {
         #[cfg(target_os = "windows")]
         windows::link_vlc();
 
+        #[cfg(not(target_os = "windows"))]
+        panic!("libvlc not found: {:?}", err);
+    }
+
     println!("cargo:rustc-link-lib=vlc");
 }