CloverBootloader/CloverApp/libimagequant-2.12.6/rust-sys/build.rs

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//! This is a build script for Cargo https://crates.io/
//! It produces a static library that can be used by C or Rust.
extern crate cc;
use std::env;
use std::path::PathBuf;
use std::fs::canonicalize;
fn main() {
let mut cc = cc::Build::new();
let compiler = cc.get_compiler();
cc.warnings(false);
if env::var("PROFILE").map(|p|p != "debug").unwrap_or(true) {
cc.define("NDEBUG", Some("1"));
} else {
cc.define("DEBUG", Some("1"));
}
if cfg!(feature = "openmp") {
cc.flag(&env::var("DEP_OPENMP_FLAG").unwrap());
}
let target_arch = env::var("CARGO_CFG_TARGET_ARCH").expect("Needs CARGO_CFG_TARGET_ARCH");
if target_arch =="x86_64" ||
(target_arch == "x86" && cfg!(feature = "sse")) {
cc.flag(if compiler.is_like_msvc() {"/arch:SSE2"} else {"-msse"});
cc.define("USE_SSE", Some("1"));
}
let outdated_c_compiler = env::var("TARGET").unwrap().contains("windows-msvc");
let has_msvc_files = PathBuf::from("msvc-dist/libimagequant.c").exists();
if outdated_c_compiler && has_msvc_files {
println!("cargo:include={}", canonicalize("msvc-dist").unwrap().display());
cc.file("msvc-dist/libimagequant.c")
.file("msvc-dist/nearest.c")
.file("msvc-dist/kmeans.c")
.file("msvc-dist/mediancut.c")
.file("msvc-dist/mempool.c")
.file("msvc-dist/pam.c")
.file("msvc-dist/blur.c");
} else {
// This is so that I don't forget to publish MSVC version as well
if !has_msvc_files {
println!("cargo:warning=msvc-dist/ directory not present. MSVC builds may fail");
}
println!("cargo:include={}", canonicalize(".").unwrap().display());
if !compiler.is_like_msvc() {
cc.flag("-std=c99");
}
cc.file("libimagequant.c")
.file("nearest.c")
.file("kmeans.c")
.file("mediancut.c")
.file("mempool.c")
.file("pam.c")
.file("blur.c");
}
cc.compile("libimagequant.a");
}