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use std::env;
use std::fs::File;
use std::io::prelude::*;
use std::path::Path;
extern crate glob;
use self::glob::glob;
extern crate toml;
use toml::Value;
extern crate rustc_version;
use rustc_version::{Version, version};
fn main() {
join_cameras();
join_lenses();
}
fn join_cameras() {
let out_dir = env::var("OUT_DIR").expect("Missing ENV OUT_DIR");
let dest_path = Path::new(&out_dir).join("cameras.toml");
let mut out = File::create(dest_path).expect("Unable to create output file");
for entry in glob("./data/cameras/*/**/*.toml").expect("Failed to read glob pattern") {
out.write_all(b"[[cameras]]\n").expect("Failed to write camera TOML");
let path = entry.expect("Invalid glob entry");
let mut f = File::open(&path).expect("failed to open camera definition file");
let mut toml = String::new();
f.read_to_string(&mut toml).expect("Failed to read camera definition file");
{
match toml.parse::<Value>() {
Ok(_) => {}
Err(e) => panic!("Error parsing {:?}: {:?}", path, e),
};
}
out.write_all(&toml.into_bytes()).expect("Failed to write");
out.write_all(b"\n").expect("Failed to write");
}
// Check for a minimum version
if version().expect("version failed") < Version::parse("1.31.0").expect("version parse failed") {
println!("cargo:rustc-cfg=needs_chunks_exact");
}
}
fn join_lenses() {
let out_dir = env::var("OUT_DIR").expect("Missing ENV OUT_DIR");
let dest_path = Path::new(&out_dir).join("lenses.toml");
let mut out = File::create(dest_path).expect("Unable to create output file");
for entry in glob("./data/lenses/*/**/*.toml").expect("Failed to read glob pattern") {
let path = entry.expect("Invalid glob entry");
let mut f = File::open(&path).expect("failed to open lens definition file");
let mut toml = String::new();
f.read_to_string(&mut toml).expect("Failed to read lens definition file");
{
match toml.parse::<Value>() {
Ok(_) => {}
Err(e) => panic!("Error parsing {:?}: {:?}", path, e),
};
}
out.write_all(&toml.into_bytes()).expect("Failed to write");
out.write_all(b"\n").expect("Failed to write");
}
// Check for a minimum version
if version().expect("version failed") < Version::parse("1.31.0").expect("version parse failed") {
println!("cargo:rustc-cfg=needs_chunks_exact");
}
}
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