smithay/build.rs

93 lines
3.1 KiB
Rust

#[cfg(any(feature = "backend_egl", feature = "renderer_gl"))]
fn gl_generate() {
use gl_generator::{Api, Fallbacks, Profile, Registry};
use std::{env, fs::File, path::PathBuf};
let dest = PathBuf::from(&env::var("OUT_DIR").unwrap());
if env::var_os("CARGO_FEATURE_BACKEND_EGL").is_some() {
let mut file = File::create(&dest.join("egl_bindings.rs")).unwrap();
Registry::new(
Api::Egl,
(1, 5),
Profile::Core,
Fallbacks::All,
[
"EGL_KHR_create_context",
"EGL_EXT_create_context_robustness",
"EGL_KHR_create_context_no_error",
"EGL_KHR_no_config_context",
"EGL_EXT_platform_base",
"EGL_EXT_platform_x11",
"EGL_EXT_platform_wayland",
"EGL_KHR_platform_gbm",
"EGL_MESA_platform_gbm",
"EGL_WL_bind_wayland_display",
"EGL_KHR_image_base",
"EGL_EXT_image_dma_buf_import",
"EGL_EXT_image_dma_buf_import_modifiers",
],
)
.write_bindings(gl_generator::GlobalGenerator, &mut file)
.unwrap();
}
if env::var_os("CARGO_FEATURE_RENDERER_GL").is_some() {
let mut file = File::create(&dest.join("gl_bindings.rs")).unwrap();
Registry::new(
Api::Gles2,
(3, 2),
Profile::Compatibility,
Fallbacks::None,
[
"GL_OES_EGL_image",
"GL_OES_EGL_image_external",
"GL_EXT_texture_format_BGRA8888",
"GL_EXT_unpack_subimage",
],
)
.write_bindings(gl_generator::StructGenerator, &mut file)
.unwrap();
}
}
#[cfg(feature = "backend_session_logind")]
fn find_logind() {
// We should allow only dynamic linkage due to libsystemd and libelogind LICENSE.
#[cfg(feature = "backend_session_elogind")]
{
if pkg_config::Config::new()
.statik(false)
.probe("libelogind")
.is_err()
{
println!("cargo:warning=Could not find `libelogind.so`.");
println!("cargo:warning=If your system is systemd-based, you should only enable the `backend_session_logind` feature, not `backend_session_elogind`.");
std::process::exit(1);
}
}
#[cfg(not(feature = "backend_session_elogind"))]
{
if pkg_config::Config::new()
.statik(false)
.probe("libsystemd")
.is_err()
{
println!("cargo:warning=Could not find `libsystemd.so`.");
println!("cargo:warning=If your system uses elogind, please enable the `backend_session_elogind` feature.");
println!("cargo:warning=Otherwise, you may need to disable the `backend_session_logind` feature as your system does not support it.");
std::process::exit(1);
}
}
}
fn main() {
#[cfg(any(feature = "backend_egl", feature = "renderer_gl"))]
gl_generate();
#[cfg(feature = "backend_session_logind")]
find_logind();
}