Use dynamic linking to avoid unnecessary build

Cargo.toml

@@ -52,6 +52,7 @@ name = "cargo-build_sk_rs"
 
 [build-dependencies]
 cmake = "0.1.54"
+system-deps = "2.0"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 [dependencies]
@@ -94,6 +95,9 @@ name = "main_tests"
 path = "tests/main_tests.rs"
 harness = false
 
+[package.metadata.system-deps]
+StereoKitC = "0.3.11"
+
 [package.metadata.android]
 package = "com.stereokit.rust_binding.demos"
 build_targets = ["aarch64-linux-android"]

src/anchor.rs

@@ -76,6 +76,8 @@ bitflags::bitflags! {
         const Stability = 2;
     }
 }
+
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn anchor_find(asset_id_utf8: *const c_char) -> AnchorT;
     pub fn anchor_create(pose: Pose) -> AnchorT;

src/font.rs

@@ -71,6 +71,7 @@ pub struct _FontT {
 /// StereoKit ffi type.
 pub type FontT = *mut _FontT;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn font_find(id: *const c_char) -> FontT;
     pub fn font_create(file_utf8: *const c_char) -> FontT;

src/interactor.rs

@@ -76,6 +76,7 @@ pub enum DefaultInteractors {
     None = 1,
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     // Interactor functions
     pub fn interactor_create(

src/material.rs

@@ -130,6 +130,7 @@ pub struct _MaterialT {
 /// StereoKit ffi type.
 pub type MaterialT = *mut _MaterialT;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn material_find(id: *const c_char) -> MaterialT;
     pub fn material_create(shader: ShaderT) -> MaterialT;
@@ -1472,6 +1473,7 @@ pub struct ParamInfos<'a> {
     index: i32,
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn material_set_float(material: MaterialT, name: *const c_char, value: f32);
     pub fn material_set_vector2(material: MaterialT, name: *const c_char, value: Vec2);
@@ -2363,6 +2365,7 @@ impl ParamInfo {
     }
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn material_buffer_create(size: i32) -> MaterialBufferT;
     pub fn material_buffer_addref(buffer: MaterialBufferT);

src/maths.rs

@@ -955,6 +955,7 @@ impl PartialEq for Vec3 {
     }
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn vec3_cross(a: *const Vec3, b: *const Vec3) -> Vec3;
 }
@@ -2569,6 +2570,7 @@ impl PartialEq for Quat {
     }
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn quat_difference(a: *const Quat, b: *const Quat) -> Quat;
     pub fn quat_lookat(from: *const Vec3, at: *const Vec3) -> Quat;
@@ -3225,6 +3227,7 @@ impl PartialEq for Matrix {
     }
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn pose_matrix_out(pose: *const Pose, out_result: *mut Matrix, scale: Vec3);
     pub fn matrix_inverse(a: *const Matrix, out_Matrix: *mut Matrix);
@@ -4718,6 +4721,7 @@ impl AsRef<Bounds> for Bounds {
     }
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn bounds_ray_intersect(bounds: Bounds, ray: Ray, out_pt: *mut Vec3) -> Bool32T;
     pub fn bounds_point_contains(bounds: Bounds, pt: Vec3) -> Bool32T;
@@ -5328,6 +5332,7 @@ impl PartialEq for Plane {
     }
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn plane_from_points(p1: Vec3, p2: Vec3, p3: Vec3) -> Plane;
     pub fn plane_from_ray(ray: Ray) -> Plane;
@@ -5809,6 +5814,7 @@ impl AsRef<Sphere> for Sphere {
     }
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn sphere_ray_intersect(sphere: Sphere, ray: Ray, out_pt: *mut Vec3) -> Bool32T;
     pub fn sphere_point_contains(sphere: Sphere, pt: Vec3) -> Bool32T;
@@ -5976,6 +5982,7 @@ pub struct Ray {
     pub direction: Vec3,
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn ray_intersect_plane(ray: Ray, plane_pt: Vec3, plane_normal: Vec3, out_t: *mut f32) -> Bool32T;
     pub fn ray_from_mouse(screen_pixel_pos: Vec2, out_ray: *mut Ray) -> Bool32T;

src/mesh.rs

@@ -166,6 +166,7 @@ pub type MeshT = *mut _MeshT;
 /// StereoKit ffi type.
 pub type VindT = u32;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn mesh_find(name: *const c_char) -> MeshT;
     pub fn mesh_create() -> MeshT;

src/model.rs

@@ -84,6 +84,7 @@ pub struct _ModelT {
 /// StereoKit ffi type.
 pub type ModelT = *mut _ModelT;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn model_find(id: *const c_char) -> ModelT;
     pub fn model_copy(model: ModelT) -> ModelT;
@@ -1371,6 +1372,7 @@ pub struct Nodes<'a> {
     model: &'a Model,
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn model_subset_count(model: ModelT) -> i32;
     pub fn model_node_add(

src/permission.rs

@@ -76,6 +76,7 @@ impl fmt::Display for PermissionState {
     }
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn permission_state(permission: PermissionType) -> PermissionState;
     pub fn permission_is_interactive(permission: PermissionType) -> Bool32T;

src/render_list.rs

@@ -86,6 +86,7 @@ pub struct _RenderListT {
 /// StereoKit ffi type.
 pub type RenderListT = *mut _RenderListT;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn render_list_find(id: *const c_char) -> RenderListT;
     pub fn render_list_set_id(render_list: RenderListT, id: *const c_char);

src/shader.rs

@@ -52,6 +52,8 @@ pub struct _ShaderT {
 }
 /// StereoKit ffi type.
 pub type ShaderT = *mut _ShaderT;
+
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn shader_find(id: *const ::std::os::raw::c_char) -> ShaderT;
     pub fn shader_create_file(filename_utf8: *const ::std::os::raw::c_char) -> ShaderT;

src/sk.rs

@@ -275,6 +275,7 @@ pub enum StandbyMode {
     None = 3,
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn sk_init(settings: SkSettings) -> Bool32T;
     pub fn sk_set_window(window: *mut c_void);

src/sound.rs

@@ -86,6 +86,7 @@ pub type SoundT = *mut _SoundT;
 unsafe impl Send for Sound {}
 unsafe impl Sync for Sound {}
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn sound_find(id: *const c_char) -> SoundT;
     pub fn sound_set_id(sound: SoundT, id: *const c_char);
@@ -790,6 +791,7 @@ pub struct SoundInst {
     pub _slot: i16,
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn sound_inst_stop(sound_inst: SoundInst);
     pub fn sound_inst_is_playing(sound_inst: SoundInst) -> Bool32T;

src/sprite.rs

@@ -99,6 +99,7 @@ pub struct _SpriteT {
 /// StereoKit ffi type.
 pub type SpriteT = *mut _SpriteT;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn sprite_find(id: *const c_char) -> SpriteT;
     pub fn sprite_create(sprite: TexT, type_: SpriteType, atlas_id: *const c_char) -> SpriteT;

src/system.rs

@@ -134,6 +134,7 @@ pub struct Assets;
 
 pub type AssetT = *mut c_void;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn assets_releaseref_threadsafe(asset: *mut c_void);
     pub fn assets_current_task() -> i32;
@@ -545,6 +546,7 @@ pub struct Backend;
 
 pub type VoidFunction = unsafe extern "system" fn();
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn backend_xr_get_type() -> BackendXRType;
     pub fn backend_openxr_get_instance() -> OpenXRHandleT;
@@ -1343,6 +1345,7 @@ pub enum HierarchyParent {
 /// <img src="https://raw.githubusercontent.com/mvvvv/StereoKit-rust/refs/heads/master/screenshots/hierarchy.jpeg" alt="screenshot" width="200">
 pub struct Hierarchy;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn hierarchy_push(transform: *const Matrix, parent_behavior: HierarchyParent);
     pub fn hierarchy_push_pose(pose: *const Pose, parent_behavior: HierarchyParent);
@@ -2597,6 +2600,7 @@ pub enum Key {
 /// ```
 pub struct Input;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn input_pointer_count(filter: InputSource) -> i32;
     pub fn input_pointer(index: i32, filter: InputSource) -> Pointer;
@@ -3524,6 +3528,7 @@ impl LinePoint {
 /// <img src="https://raw.githubusercontent.com/mvvvv/StereoKit-rust/refs/heads/master/screenshots/lines.jpeg" alt="screenshot" width="200">
 pub struct Lines;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn line_add(start: Vec3, end: Vec3, color_start: Color32, color_end: Color32, thickness: f32);
     pub fn line_addv(start: LinePoint, end: LinePoint);
@@ -3783,6 +3788,7 @@ pub struct LogItem {
 /// ```
 pub struct Log;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn log_diag(text: *const c_char);
     //pub fn log_diagf(text: *const c_char, ...);
@@ -3809,6 +3815,7 @@ unsafe extern "C" {
 /// Log subscribe trampoline
 ///
 /// see also [`Log::subscribe`]
+#[link(name = "StereoKitC")]
 unsafe extern "C" fn log_trampoline<'a, F: FnMut(LogLevel, &str) + 'a>(
     context: *mut c_void,
     log_level: LogLevel,
@@ -4048,6 +4055,7 @@ pub struct Microphone {
     sound: Sound,
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn mic_get_stream() -> SoundT;
     pub fn mic_is_recording() -> Bool32T;
@@ -4268,6 +4276,7 @@ pub enum Projection {
 /// <img src="https://raw.githubusercontent.com/mvvvv/StereoKit-rust/refs/heads/master/screenshots/renderer.jpeg" alt="screenshot" width="200">
 pub struct Renderer;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn render_set_clip(near_plane: f32, far_plane: f32);
     pub fn render_get_clip(out_near_plane: *mut f32, out_far_plane: *mut f32);
@@ -4381,6 +4390,7 @@ unsafe extern "C" {
 /// screenshot_capture trampoline
 ///
 /// see also [`Renderer::screenshot_capture`]
+#[link(name = "StereoKitC")]
 unsafe extern "C" fn sc_capture_trampoline<F: FnMut(&[Color32], usize, usize)>(
     color_buffer: *mut Color32,
     width: i32,
@@ -5587,6 +5597,7 @@ pub struct TextStyle {
     _id: u32,
 }
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn text_make_style(font: FontT, layout_height: f32, color_gamma: Color128) -> TextStyle;
     pub fn text_make_style_shader(font: FontT, layout_height: f32, shader: ShaderT, color_gamma: Color128)
@@ -6090,6 +6101,7 @@ pub enum TextContext {
 /// <img src="https://raw.githubusercontent.com/mvvvv/StereoKit-rust/refs/heads/master/screenshots/text.jpeg" alt="screenshot" width="200">
 pub struct Text;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn text_add_at(
         text_utf8: *const c_char,
@@ -6613,6 +6625,7 @@ pub enum SpatialNodeType {
 /// <https://stereokit.net/Pages/StereoKit/World.html>
 pub struct World;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn world_has_bounds() -> Bool32T;
     pub fn world_get_bounds_size() -> Vec2;

src/tex.rs

@@ -278,6 +278,7 @@ pub type TexT = *mut _TexT;
 unsafe impl Send for Tex {}
 unsafe impl Sync for Tex {}
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn tex_find(id: *const c_char) -> TexT;
     pub fn tex_create(type_: TexType, format: TexFormat) -> TexT;

src/ui.rs

@@ -598,6 +598,7 @@ pub struct UiSliderData {
 /// <img src="https://raw.githubusercontent.com/mvvvv/StereoKit-rust/refs/heads/master/screenshots/ui.jpeg" alt="screenshot" width="200">
 pub struct Ui;
 
+#[link(name = "StereoKitC")]
 unsafe extern "C" {
     pub fn ui_quadrant_size_verts(ref_vertices: *mut Vertex, vertex_count: i32, overflow_percent: f32);
     pub fn ui_quadrant_size_mesh(ref_mesh: MeshT, overflow_percent: f32);