From 7e57976f21f2fcd530c8ec0c71e2e3b326ef565b Mon Sep 17 00:00:00 2001
From: Sympatron GmbH <35803463+Sympatron@users.noreply.github.com>
Date: Wed, 30 Oct 2024 14:28:01 +0100
Subject: [PATCH] Make sure cc and bindgen use the same size for enums

---
 libosdp-sys/build.rs | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/libosdp-sys/build.rs b/libosdp-sys/build.rs
index 6946d9a..e94ae86 100644
--- a/libosdp-sys/build.rs
+++ b/libosdp-sys/build.rs
@@ -162,11 +162,20 @@ fn main() -> Result<()> {
             .file("vendor/src/osdp_pcap.c");
     }
 
+    let short_enums = build.get_compiler().is_like_gnu() || build.get_compiler().is_like_clang();
+    if short_enums {
+        build.flag("-fshort-enums");
+    }
     build.compile("libosdp.a");
 
     /* generate bindings */
 
-    let args = vec![format!("-I{}", &out_dir)];
+    let mut args = vec![format!("-I{}", &out_dir)];
+    if short_enums {
+        args.push("-fshort-enums".to_owned());
+    } else {
+        args.push("-fno-short-enums".to_owned());
+    }
     let bindings = bindgen::Builder::default()
         .use_core()
         .header("vendor/include/osdp.h")