sddspp_write_demo.cc File Reference

Detailed Description

Demonstrates writing every SDDS scalar type with SDDS++.

This is the C++ counterpart of SDDSlib/demo/sdds_write_demo.c. It writes parameters, arrays, and columns to two pages of an ASCII SDDS file.

Copyright

• (c) 2026 The University of Chicago

License

This file is distributed under the terms of the Software License Agreement found in the file LICENSE included with this distribution.

Definition in file sddspp_write_demo.cc.

#include "SDDS.hpp"
#include <cstdint>
#include <exception>
#include <filesystem>
#include <iostream>
#include <optional>
#include <string>
#include <utility>
#include <vector>

Go to the source code of this file.

Functions
int	main (int argc, char **argv)
	Writes an SDDS++ example file.

Function Documentation

main()

int main	(	int	argc,
		char **	argv )

Writes an SDDS++ example file.

Parameters

argc	Argument count; an optional output path may be supplied.
argv	Argument vector.

Returns

Zero on success, nonzero on failure.

Definition at line 193 of file sddspp_write_demo.cc.

                                {
  if (argc > 2) {
    std::cerr << "usage: " << argv[0] << " [output.sdds]\n";
    return 1;
  }
 
  const std::filesystem::path output = argc == 2 ? argv[1] : "example.sdds";
  try {
    auto writer = sdds::Writer::create(output, makeLayout());
    writeFirstPage(writer);
    writeSecondPage(writer);
    writer.close();
    std::cout << "Wrote " << output << "\n";
  } catch (const std::exception &error) {
    std::cerr << "Unable to write " << output << ": " << error.what() << '\n';
    return 1;
  }
  return 0;
}