evan/raylib-ffi
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linking should work now

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This commit is contained in:
Evan Pratten 2022-12-09 10:01:51 -05:00
parent ad8e1f28ec
commit 825c69d40c
2 changed files with 68 additions and 3 deletions
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3
Cargo.toml
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@ -18,4 +18,5 @@ categories = []
[build-dependencies]
bindgen = "^0.63.0"
bindgen = "^0.63.0"
cmake = "^0.1.49"

68
build.rs
View File

@ -1,9 +1,67 @@
use std::path::PathBuf;
use bindgen::Bindings;
/// Compiles raylib
fn compile_raylib(raylib_path: &str) {
// Construct a config for running cmake
let mut cmake_config = cmake::Config::new(raylib_path);
let mut cmake_config = cmake_config
.define("BUILD_EXAMPLES", "OFF")
.define("CMAKE_BUILD_TYPE", "Release");
// Set the correct build profile
#[cfg(debug_assertions)]
{
cmake_config = cmake_config.profile("Debug");
}
#[cfg(not(debug_assertions))]
{
cmake_config = cmake_config.profile("Release");
}
// Build the cmake project
let destination = cmake_config.build();
// Tell cargo where the libraries might be
println!("cargo:rustc-link-search=native={}", destination.join("lib").display());
println!("cargo:rustc-link-search=native={}", destination.join("lib32").display());
println!("cargo:rustc-link-search=native={}", destination.join("lib64").display());
}
/// Links libraries
fn link_libs() {
// Handle windows libs
if cfg!(windows) {
println!("cargo:rustc-link-lib=dylib=winmm");
println!("cargo:rustc-link-lib=dylib=gdi32");
println!("cargo:rustc-link-lib=dylib=user32");
println!("cargo:rustc-link-lib=dylib=shell32");
}
// Handle MacOS
else if cfg!(target_os = "macos") {
println!("cargo:rustc-link-search=native=/usr/local/lib");
println!("cargo:rustc-link-lib=framework=OpenGL");
println!("cargo:rustc-link-lib=framework=Cocoa");
println!("cargo:rustc-link-lib=framework=IOKit");
println!("cargo:rustc-link-lib=framework=CoreFoundation");
println!("cargo:rustc-link-lib=framework=CoreVideo");
}
// Handle UNIX
else if cfg!(unix) {
println!("cargo:rustc-link-search=/usr/local/lib");
println!("cargo:rustc-link-lib=X11");
}
// Fail on other platforms
else {
panic!("Unsupported platform");
}
// Link raylib itself
println!("cargo:rustc-link-lib=static=raylib");
}
/// Generates `bindings.rs` file
fn generate_bindings(header_file: &str) {
// Generate the data
let bindings = bindgen::Builder::default()
.header(header_file)
@ -22,6 +80,12 @@ pub fn main() {
// Files to watch that should trigger a rebuild
println!("cargo:rerun-if-changed=src/wrapper.h");
// Compile raylib
compile_raylib("third_party/raylib");
// Link libraries
link_libs();
// Generate bindings
generate_bindings("src/wrapper.h");
}