Merge pull request #156 from forkgull/no-libc-in-sys

Use core::ffi instead of libc for C types

.github/workflows/ci.yml

@@ -69,7 +69,7 @@ jobs:
           sudo apt-get install -y libdrm-dev
       - uses: actions-rs/toolchain@v1
         with:
-          toolchain: 1.63.0
+          toolchain: 1.64.0
           profile: minimal
           components: clippy
           default: true
@@ -80,12 +80,12 @@ jobs:
           path: |
             ~/.cargo/registry
             ~/.cargo/git
-          key: ${{ runner.os }}-cargo-rust_1.63.0-${{ hashFiles('**/Cargo.toml') }}
+          key: ${{ runner.os }}-cargo-rust_1.64.0-${{ hashFiles('**/Cargo.toml') }}
       - name: Build cache
         uses: actions/cache@v2
         with:
           path: target
-          key: ${{ runner.os }}-build-rust_1.63.0-check-${{ hashFiles('**/Cargo.toml') }}
+          key: ${{ runner.os }}-build-rust_1.64.0-check-${{ hashFiles('**/Cargo.toml') }}
       - name: Clippy
         uses: actions-rs/clippy-check@v1
         with:

Cargo.toml

@@ -6,7 +6,7 @@ version = "0.9.0"
 license = "MIT"
 authors = ["Tyler Slabinski <[email protected]>", "Victoria Brekenfeld <[email protected]>"]
 exclude = [".gitignore", ".github"]
-rust-version = "1.63"
+rust-version = "1.64"
 resolver = "2" # Required to separate dev-dependencies.nix features
 
 [dependencies]

drm-ffi/Cargo.toml

@@ -5,7 +5,7 @@ repository = "https://github.com/Smithay/drm-rs"
 version = "0.5.0"
 license = "MIT"
 authors = ["Tyler Slabinski <[email protected]>"]
-rust-version = "1.63"
+rust-version = "1.64"
 
 [dependencies]
 drm-sys = { path = "drm-sys", version = "0.4.0" }

drm-ffi/drm-sys/Cargo.toml

@@ -5,10 +5,7 @@ version = "0.4.0"
 authors = ["Tyler Slabinski <[email protected]>"]
 license = "MIT"
 build = "build.rs"
-rust-version = "1.63"
-
-[dependencies]
-libc = { version = "^0.2.29", default-features = false }
+rust-version = "1.64"
 
 [features]
 default = []

drm-ffi/drm-sys/build.rs

@@ -22,7 +22,7 @@ mod use_bindgen {
                     .map(|path| "-I".to_string() + &path.into_os_string().into_string().unwrap()),
             )
             .header_contents("bindings.h", contents)
-            .ctypes_prefix("libc")
+            .ctypes_prefix("core::ffi")
             .with_codegen_config(config)
             .prepend_enum_name(false)
             .layout_tests(false)

drm-ffi/drm-sys/src/lib.rs

@@ -3,8 +3,6 @@
 #![allow(non_camel_case_types)]
 #![allow(non_snake_case)]
 
-extern crate libc;
-
 #[cfg(feature = "use_bindgen")]
 include!(concat!(env!("OUT_DIR"), "/bindings.rs"));