From 25abe03267ccafbab8f13c5240effc1db1aee431 Mon Sep 17 00:00:00 2001
From: Cary Haynie <cary.haynie@gmail.com>
Date: Fri, 2 Jan 2015 12:50:47 -0500
Subject: [PATCH] move building via pkg-config to behind a feature.

---
 sdl2-sys/Cargo.toml | 6 ++++++
 sdl2-sys/build.rs   | 8 ++++++--
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/sdl2-sys/Cargo.toml b/sdl2-sys/Cargo.toml
index 918b806b..dc5d30a0 100644
--- a/sdl2-sys/Cargo.toml
+++ b/sdl2-sys/Cargo.toml
@@ -8,6 +8,12 @@ build = "build.rs"
 
 [lib]
 name = "sdl2-sys"
+path = "src/lib.rs"
 
 [build-dependencies]
 pkg-config = "*"
+
+[features]
+
+default = []
+use-pkgconfig = []
diff --git a/sdl2-sys/build.rs b/sdl2-sys/build.rs
index 14ee66ab..e521f5b0 100644
--- a/sdl2-sys/build.rs
+++ b/sdl2-sys/build.rs
@@ -1,8 +1,12 @@
 extern crate "pkg-config" as pkg_config;
 
 fn main() {
-    if build_pkgconfig() { return; }
-    panic!("Could not find SDL2 via pkgconfig");
+    if std::os::getenv("CARGO_FEATURE_USE_PKGCONFIG").is_some() {
+      if build_pkgconfig() { return; }
+      panic!("Could not find SDL2 via pkgconfig");
+    } else {
+      println!("cargo:rustc-flags=-l SDL2");
+    }
 }
 
 fn build_pkgconfig() -> bool {