101 lines
3.4 KiB
Rust
101 lines
3.4 KiB
Rust
#[cfg(any(feature = "backend_egl", feature = "renderer_gl"))]
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fn gl_generate() {
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use gl_generator::{Api, Fallbacks, Profile, Registry};
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use std::{env, fs::File, path::PathBuf};
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let dest = PathBuf::from(&env::var("OUT_DIR").unwrap());
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println!("cargo:rerun-if-changed=build.rs");
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if env::var_os("CARGO_FEATURE_BACKEND_EGL").is_some() {
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let mut file = File::create(&dest.join("egl_bindings.rs")).unwrap();
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Registry::new(
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Api::Egl,
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(1, 5),
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Profile::Core,
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Fallbacks::All,
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[
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"EGL_KHR_create_context",
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"EGL_EXT_create_context_robustness",
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"EGL_KHR_create_context_no_error",
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"EGL_KHR_platform_x11",
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"EGL_KHR_platform_android",
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"EGL_KHR_platform_wayland",
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"EGL_KHR_platform_gbm",
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"EGL_EXT_platform_base",
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"EGL_EXT_platform_x11",
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"EGL_MESA_platform_gbm",
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"EGL_EXT_platform_wayland",
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"EGL_EXT_platform_device",
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"EGL_KHR_image_base",
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"EGL_EXT_output_base",
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"EGL_EXT_output_drm",
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"EGL_EXT_device_drm",
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"EGL_EXT_device_enumeration",
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"EGL_EXT_device_query",
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"EGL_KHR_stream",
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"EGL_KHR_stream_producer_eglsurface",
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"EGL_EXT_stream_consumer_egloutput",
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"EGL_KHR_stream_fifo",
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"EGL_NV_output_drm_flip_event",
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"EGL_NV_stream_attrib",
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],
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)
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.write_bindings(gl_generator::GlobalGenerator, &mut file)
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.unwrap();
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}
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if env::var_os("CARGO_FEATURE_RENDERER_GL").is_some() {
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let mut file = File::create(&dest.join("gl_bindings.rs")).unwrap();
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Registry::new(
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Api::Gles2,
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(3, 2),
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Profile::Compatibility,
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Fallbacks::None,
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["GL_OES_EGL_image"],
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)
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.write_bindings(gl_generator::StructGenerator, &mut file)
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.unwrap();
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}
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}
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#[cfg(feature = "backend_session_logind")]
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fn find_logind() {
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// We should allow only dynamic linkage due to libsystemd and libelogind LICENSE.
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#[cfg(feature = "backend_session_elogind")]
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{
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if pkg_config::Config::new()
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.statik(false)
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.probe("libelogind")
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.is_err()
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{
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println!("cargo:warning=Could not find `libelogind.so`.");
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println!("cargo:warning=If your system is systemd-based, you should only enable the `backend_session_logind` feature, not `backend_session_elogind`.");
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std::process::exit(1);
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}
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}
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#[cfg(not(feature = "backend_session_elogind"))]
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{
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if pkg_config::Config::new()
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.statik(false)
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.probe("libsystemd")
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.is_err()
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{
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println!("cargo:warning=Could not find `libsystemd.so`.");
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println!("cargo:warning=If your system uses elogind, please enable the `backend_session_elogind` feature.");
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println!("cargo:warning=Otherwise, you may need to disable the `backend_session_logind` feature as your system does not support it.");
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std::process::exit(1);
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}
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}
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}
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fn main() {
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#[cfg(any(feature = "backend_egl", feature = "renderer_gl"))]
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gl_generate();
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#[cfg(feature = "backend_session_logind")]
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find_logind();
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}
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