epoxy 0.1.0

Rust bindings for libepoxy, an OpenGL function pointer manager.
Documentation 
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// Based on `glium`'s build/main.rs

extern crate gl_generator;
extern crate pkg_config;

mod epoxy_gen;

use std::env;
use std::fs::File;
use std::io::{BufWriter, Write};
use std::path::Path;

use gl_generator::{Api, Fallbacks, Profile, Registry};

use epoxy_gen::EpoxyGenerator;

fn main() {
    let out_dir = env::var("OUT_DIR").unwrap();
    let dest = Path::new(&out_dir);

    let mut file = BufWriter::new(File::create(&dest.join("bindings.rs")).unwrap());
    generate_gl_bindings(&mut file);

    let _ = pkg_config::Config::new().probe("epoxy").unwrap();
}

fn generate_gl_bindings<W>(dest: &mut W) where W: Write {
    let mut features = vec![];
    features.extend_from_slice(&[
            "GL_AMD_depth_clamp_separate",
            "GL_APPLE_vertex_array_object",
            "GL_ARB_bindless_texture",
            "GL_ARB_buffer_storage",
            "GL_ARB_compute_shader",
            "GL_ARB_copy_buffer",
            "GL_ARB_debug_output",
            "GL_ARB_depth_texture",
            "GL_ARB_direct_state_access",
            "GL_ARB_draw_buffers",
            "GL_ARB_draw_buffers_blend",
            "GL_ARB_ES2_compatibility",
            "GL_ARB_ES3_compatibility",
            "GL_ARB_ES3_1_compatibility",
            "GL_ARB_ES3_2_compatibility",
            "GL_ARB_framebuffer_sRGB",
            "GL_ARB_geometry_shader4",
            "GL_ARB_gpu_shader_fp64",
            "GL_ARB_gpu_shader_int64",
            "GL_ARB_invalidate_subdata",
            "GL_ARB_multi_draw_indirect",
            "GL_ARB_occlusion_query",
            "GL_ARB_pixel_buffer_object",
            "GL_ARB_robustness",
            "GL_ARB_shader_image_load_store",
            "GL_ARB_shader_objects",
            "GL_ARB_texture_buffer_object",
            "GL_ARB_texture_float",
            "GL_ARB_texture_multisample",
            "GL_ARB_texture_rg",
            "GL_ARB_texture_rgb10_a2ui",
            "GL_ARB_transform_feedback3",
            "GL_ARB_vertex_buffer_object",
            "GL_ARB_vertex_shader",
            "GL_ATI_draw_buffers",
            "GL_ATI_meminfo",
            "GL_EXT_direct_state_access",
            "GL_EXT_framebuffer_blit",
            "GL_EXT_framebuffer_multisample",
            "GL_EXT_framebuffer_object",
            "GL_EXT_framebuffer_sRGB",
            "GL_EXT_gpu_shader4",
            "GL_EXT_packed_depth_stencil",
            "GL_EXT_provoking_vertex",
            "GL_EXT_texture_array",
            "GL_EXT_texture_buffer_object",
            "GL_EXT_texture_compression_s3tc",
            "GL_EXT_texture_filter_anisotropic",
            "GL_EXT_texture_integer",
            "GL_EXT_texture_sRGB",
            "GL_EXT_transform_feedback",
            "GL_GREMEDY_string_marker",
            "GL_KHR_robustness",
            "GL_NVX_gpu_memory_info",
            "GL_NV_conditional_render",
            "GL_NV_vertex_attrib_integer_64bit",
        ]);
    #[cfg(feature="debug_marker")]
    features.push("GL_EXT_debug_marker");
    let gl_registry = Registry::new(
        Api::Gl,
        (4, 5),
        Profile::Compatibility,
        Fallbacks::None,
        features,
    );

    let gles_registry = Registry::new(
        Api::Gles2,
        (3, 2),
        Profile::Compatibility,
        Fallbacks::None,
        vec![
            "GL_ANGLE_framebuffer_multisample",
            "GL_APPLE_framebuffer_multisample",
            "GL_APPLE_sync",
            "GL_ARM_rgba8",
            "GL_EXT_buffer_storage",
            "GL_EXT_disjoint_timer_query",
            "GL_EXT_multi_draw_indirect",
            "GL_EXT_multisampled_render_to_texture",
            "GL_EXT_occlusion_query_boolean",
            "GL_EXT_primitive_bounding_box",
            "GL_EXT_robustness",
            "GL_KHR_debug",
            "GL_NV_copy_buffer",
            "GL_NV_framebuffer_multisample",
            "GL_NV_internalformat_sample_query",
            "GL_NV_pixel_buffer_object",
            "GL_OES_depth_texture",
            "GL_OES_draw_elements_base_vertex",
            "GL_OES_packed_depth_stencil",
            "GL_OES_primitive_bounding_box",
            "GL_OES_rgb8_rgba8",
            "GL_OES_texture_buffer",
            "GL_OES_texture_npot",
            "GL_OES_vertex_array_object",
            "GL_OES_vertex_type_10_10_10_2",
        ],
        );

    (gl_registry + gles_registry)
        .write_bindings(EpoxyGenerator, dest)
        .unwrap();
}