linux ci

.travis.yml

@@ -0,0 +1,16 @@
+language: rust
+rust:
+  - stable
+cache: cargo
+os: linux
+dist: trusty
+sudo: required
+addons:
+  apt:
+    sources:
+      - sourceline: ppa:kirillshkrogalev/ffmpeg-next
+      - sourceline: ppa:obsproject/obs-studio
+    packages:
+      - obs-studio
+script:
+  - cargo build --verbose --all

README.md

@@ -52,6 +52,8 @@ obs-gpmdp is the plugin itself. Inside obs-gpmdp the obs module tries to be a ge
 
 obs-gpmdp is built using [Cargo] which should be installed if you follow the [Rust installation instructions](https://www.rust-lang.org/en-US/install.html).
 
+You will need to install [Clang] for [rust-bindgen] to work. See [rust-bindgen requirements](https://rust-lang-nursery.github.io/rust-bindgen/requirements.html).
+
 On Windows the build script will try to find an installation of OBS to link against. On other systems you may need to set environment variables so the linker can find OBS.
 
 [OBS Studio]: https://obsproject.com/
@@ -60,3 +62,4 @@ On Windows the build script will try to find an installation of OBS to link agai
 [Rust]: https://www.rust-lang.org/en-US/
 [rust-bindgen]: https://rust-lang-nursery.github.io/rust-bindgen/
 [Cargo]: https://doc.rust-lang.org/cargo/guide/
+[Clang]: https://clang.llvm.org/

libobs-sys/build.rs

@@ -12,12 +12,27 @@ mod build_win;
 #[cfg(windows)]
 use build_win::find_windows_obs_lib;
 
+use bindgen::callbacks::{MacroParsingBehavior, ParseCallbacks};
 use std::env;
 use std::path::PathBuf;
 
 #[cfg(not(windows))]
 fn find_windows_obs_lib() {}
 
+#[derive(Debug)]
+struct MacroCallback();
+
+impl ParseCallbacks for MacroCallback {
+    fn will_parse_macro(&self, name: &str) -> MacroParsingBehavior {
+        match name {
+            "FP_ZERO" | "FP_SUBNORMAL" | "FP_NORMAL" | "FP_INFINITE" | "FP_NAN" => {
+                MacroParsingBehavior::Ignore
+            }
+            _ => MacroParsingBehavior::Default,
+        }
+    }
+}
+
 fn main() {
     // Tell cargo to tell rustc to link the system obs
     // shared library.
@@ -29,6 +44,7 @@ fn main() {
     // to bindgen, and lets you build up options for
     // the resulting bindings.
     let bindings = bindgen::Builder::default()
+        .parse_callbacks(Box::new(MacroCallback()))
         // The input header we would like to generate
         // bindings for.
         .header("wrapper.h")

libobs-sys/wrapper.h

@@ -1,7 +1,9 @@
 #include "obs/libobs/obs-module.h"
 
 // there doesn't seem to be any official way of getting info.type_data during creation :(
+#ifdef __WINDOWS__
 typedef void *pthread_mutex_t;
+#endif
 
 struct obs_context_data
 {