Compile lvgl using cargo

.gitignore

@@ -8,3 +8,4 @@ Cargo.lock
 
 # These are backup files generated by rustfmt
 **/*.rs.bk
+.idea/

.gitmodules

@@ -0,0 +1,6 @@
+[submodule "vendor/lvgl"]
+	path = vendor/lvgl
+	url = https://github.com/littlevgl/lvgl.git
+[submodule "vendor/lv_sim_eclipse_sdl"]
+	path = vendor/lv_sim_eclipse_sdl
+	url = https://github.com/rafaelcaricio/lv_sim_eclipse_sdl.git

Cargo.toml

@@ -0,0 +1,3 @@
+[workspace]
+members = ["lvgl-sys", "lvgl"]
+

lvgl-sys/Cargo.toml

@@ -0,0 +1,17 @@
+[package]
+name = "lvgl-sys"
+version = "0.1.0"
+authors = ["Rafael Caricio <crates.lvgl-sys@caric.io>"]
+edition = "2018"
+license = "MIT"
+repository = "https://github.com/rafaelcaricio/lvgl-rs"
+build = "build.rs"
+links = "lvgl"
+
+[lib]
+name = "lvgl_sys"
+
+[dependencies]
+
+[build-dependencies]
+cc = "1.0.50"

lvgl-sys/build.rs

@@ -0,0 +1,23 @@
+use std::{env, path::PathBuf};
+use cc::Build;
+
+fn main() {
+    let project_dir = PathBuf::from(env::var("CARGO_MANIFEST_DIR").unwrap())
+        .canonicalize()
+        .unwrap();
+    let root_dir = project_dir.parent().unwrap();
+    let vendor = root_dir.join("vendor");
+    let src = vendor.join("lvgl").join("src");
+
+    let mut cfg = Build::new();
+
+    cfg.file(src.parent().unwrap().join("lvgl.h"))
+        .define("LV_CONF_INCLUDE_SIMPLE", Some("1"))
+        .include(&src)
+        .warnings(false);
+
+    // TODO: Make it configurable! Needs to be linked to final proj defs, define as an env var.
+    cfg.include(vendor.join("lv_sim_eclipse_sdl"));
+
+    cfg.compile("lvgl");
+}

lvgl-sys/src/lib.rs

@@ -0,0 +1,7 @@
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn it_works() {
+        assert_eq!(2 + 2, 4);
+    }
+}

lvgl/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "lvgl"
+version = "0.1.0"
+authors = ["Rafael Caricio <crates.lvgl@caric.io>"]
+edition = "2018"
+license = "MIT"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

lvgl/src/lib.rs

@@ -0,0 +1,7 @@
+#[cfg(test)]
+mod tests {
+    #[test]
+    fn it_works() {
+        assert_eq!(2 + 2, 4);
+    }
+}

vendor/lv_sim_eclipse_sdl

@@ -0,0 +1 @@
+Subproject commit 3899fd06c5a44c67e02dce6cde0d234dc04ba8cb

vendor/lvgl

@@ -0,0 +1 @@
+Subproject commit 9eeaf61fa7ec2b5ea151374b135b85f15438938c