Method do_syscall_clear_errno

g2all/700/module/chain.js:472–486

(...args)

  // syscall variants that throw an error on errno

  do_syscall_clear_errno(...args) {
    if (this.position) {
      throw Error("chain not empty");
    }
    try {
      this.push_clear_errno();
      this.push_syscall(...args);
      this.push_get_retval();
      this.push_get_errno();
      this.push_end();
      this.run();
    } finally {
      this.reset();
    }
  }

  sysi(...args) {
    const errno = this._errno;