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// Copyright (c) 2017-2019, The rav1e contributors. All rights reserved
//
// This source code is subject to the terms of the BSD 2 Clause License and
// the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
// was not distributed with this source code in the LICENSE file, you can
// obtain it at www.aomedia.org/license/software. If the Alliance for Open
// Media Patent License 1.0 was not distributed with this source code in the
// PATENTS file, you can obtain it at www.aomedia.org/license/patent.
#![allow(clippy::print_literal)]
#![allow(clippy::unused_io_amount)]
use rustc_version::{version, Version};
#[allow(unused_imports)]
use std::env;
use std::fs;
use std::path::Path;
use std::process::exit;
#[allow(dead_code)]
fn rerun_dir<P: AsRef<Path>>(dir: P) {
for entry in fs::read_dir(dir).unwrap() {
let entry = entry.unwrap();
let path = entry.path();
println!("cargo:rerun-if-changed={}", path.to_string_lossy());
if path.is_dir() {
rerun_dir(path);
}
}
}
#[cfg(feature = "asm")]
fn build_nasm_files() {
use std::fs::File;
use std::io::Write;
let out_dir = env::var("OUT_DIR").unwrap();
{
let dest_path = Path::new(&out_dir).join("config.asm");
let mut config_file = File::create(dest_path).unwrap();
config_file.write(b" %define private_prefix rav1e\n").unwrap();
config_file.write(b" %define ARCH_X86_32 0\n").unwrap();
config_file.write(b" %define ARCH_X86_64 1\n").unwrap();
config_file.write(b" %define PIC 1\n").unwrap();
config_file.write(b" %define STACK_ALIGNMENT 16\n").unwrap();
if cfg!(target_os = "macos") {
config_file.write(b" %define PREFIX 1\n").unwrap();
}
}
let mut config_include_arg = String::from("-I");
config_include_arg.push_str(&out_dir);
config_include_arg.push('/');
nasm_rs::compile_library_args(
"rav1easm",
&[
"src/x86/ipred.asm",
"src/x86/ipred_ssse3.asm",
"src/x86/itx.asm",
"src/x86/itx_ssse3.asm",
"src/x86/mc.asm",
"src/x86/mc_ssse3.asm",
"src/x86/me.asm",
"src/x86/sad_sse2.asm",
"src/x86/sad_avx.asm",
"src/x86/satd.asm",
"src/x86/cdef.asm",
"src/x86/tables.asm",
],
&[&config_include_arg, "-Isrc/"],
);
println!("cargo:rustc-link-lib=static=rav1easm");
rerun_dir("src/x86");
rerun_dir("src/ext/x86");
}
#[cfg(feature = "asm")]
fn build_asm_files() {
use std::fs::File;
use std::io::Write;
let out_dir = env::var("OUT_DIR").unwrap();
{
let dest_path = Path::new(&out_dir).join("config.h");
let mut config_file = File::create(dest_path).unwrap();
config_file.write(b" #define PRIVATE_PREFIX rav1e_\n").unwrap();
config_file.write(b" #define ARCH_AARCH64 1\n").unwrap();
config_file.write(b" #define ARCH_ARM 0\n").unwrap();
config_file.write(b" #define CONFIG_LOG 1 \n").unwrap();
config_file.write(b" #define HAVE_ASM 1\n").unwrap();
}
cc::Build::new()
.files(&[
"src/arm/64/mc.S",
"src/arm/64/itx.S",
"src/arm/64/ipred.S",
"src/arm/tables.S",
])
.include(".")
.include(&out_dir)
.compile("rav1e-aarch64");
rerun_dir("src/arm");
}
fn rustc_version_check() {
// This should match the version in .travis.yml
const REQUIRED_VERSION: &str = "1.36.0";
if version().unwrap() < Version::parse(REQUIRED_VERSION).unwrap() {
eprintln!("rav1e requires rustc >= {}.", REQUIRED_VERSION);
exit(1);
}
}
#[allow(unused_variables)]
fn main() {
rustc_version_check();
let arch = env::var("CARGO_CFG_TARGET_ARCH").unwrap();
let os = env::var("CARGO_CFG_TARGET_OS").unwrap();
// let env = env::var("CARGO_CFG_TARGET_ENV").unwrap();
#[cfg(feature = "asm")]
{
if arch == "x86_64" {
println!("cargo:rustc-cfg={}", "nasm_x86_64");
build_nasm_files()
}
if arch == "aarch64" {
println!("cargo:rustc-cfg={}", "asm_neon");
build_asm_files()
}
}
if os == "windows" && cfg!(feature = "decode_test") {
panic!("Unsupported feature on this platform!");
}
vergen::generate_cargo_keys(vergen::ConstantsFlags::all())
.expect("Unable to generate the cargo keys!");
}
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