ripopt 0.7.1

A memory-safe interior point optimizer in Rust
Documentation 
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use ripopt::NlpProblem;
#[path = "../benchmarks/cutest/cutest_problem.rs"]
mod cutest_problem;
#[path = "../benchmarks/cutest/cutest_ffi.rs"]
mod cutest_ffi;
use cutest_problem::CutestProblem;

fn main() {
    let name = std::env::args().nth(1).unwrap_or_else(|| "DISCS".to_string());
    let suite_dir = std::path::Path::new(env!("CARGO_MANIFEST_DIR")).join("benchmarks").join("cutest");
    let problems_dir = suite_dir.join("problems");
    let lib_path = problems_dir.join(format!("lib{}.{}", name, std::env::consts::DLL_EXTENSION));
    let outsdif_path = problems_dir.join(format!("{}_OUTSDIF.d", name));
    let problem = CutestProblem::load(&name, lib_path.to_str().unwrap(), outsdif_path.to_str().unwrap()).expect("load");
    use ripopt::{solve, SolverOptions};
    let opts = SolverOptions { tol: 1e-8, max_iter: 200, print_level: 5, max_wall_time: 30.0, ..Default::default() };
    let r = solve(&problem, &opts);
    eprintln!("FINAL: {:?} iters={} du={:.2e} pr={:.2e} co={:.2e} restoration_count={}",
        r.status, r.iterations, r.diagnostics.final_dual_inf,
        r.diagnostics.final_primal_inf, r.diagnostics.final_compl, r.diagnostics.restoration_count);
}