From fcfba4e09d9cfce5a06edf52f1c4fb8d4a365688 Mon Sep 17 00:00:00 2001
From: Sophie Herold <sophie@hemio.de>
Date: Sun, 4 Jun 2023 00:11:43 +0200
Subject: [PATCH] Use pkg-config in build.rs

The previous approach relied on the library being in the
linker's default paths.
---
 Cargo.toml | 1 +
 build.rs   | 9 ++++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/Cargo.toml b/Cargo.toml
index e6fbdaa..699ac1a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -23,6 +23,7 @@ use-bindgen = ["bindgen"]
 
 [build-dependencies]
 bindgen = { version = "0.63.0", optional = true }
+pkg-config = "0.3.15"
 
 
 [package.metadata.release]
diff --git a/build.rs b/build.rs
index 5513de4..97988b5 100644
--- a/build.rs
+++ b/build.rs
@@ -2,11 +2,18 @@
 use std::env;
 #[cfg(feature = "use-bindgen")]
 use std::path::PathBuf;
+use std::process;
 
 fn main() {
     // Tell cargo to tell rustc to link the system heif
     // shared library.
-    println!("cargo:rustc-link-lib=heif");
+    if let Err(err) = pkg_config::Config::new()
+        .atleast_version("1.14")
+        .probe("libheif")
+    {
+        println!("cargo:warning={}", err);
+        process::exit(1);
+    }
 
     #[cfg(feature = "use-bindgen")]
     {