process_with_standard_output_redirection.cpp

Shows how to use xtd::process class with standard output redirection.

#include <xtd/diagnostics/process>
#include <xtd/io/stream_reader>
#include <xtd/console>
 
using namespace xtd;
using namespace xtd::diagnostics;
using namespace xtd::io;
 
auto main() -> int {
  auto start_info = process_start_info {"xtdc", "--help"};
  start_info.use_shell_execute(false);
  start_info.redirect_standard_output(true);
  
  auto& standard_output = process::start(start_info).standard_output();
  
  auto reader = stream_reader {standard_output};
  console::write(reader.read_to_end());
}
 
// This code produces the following output :
//
// xtdc version 0.2.0, © 2024 by Gammasoft
//
// Usage: xtdc [<options> | command [<command-argument>] [<command-options>]]
//
// options:
//   -i, --info       Display information.
//   -v, --version    Display version in use.
//   -h, --help       Display help.
//
// command:
//   new              Initializes project.
//   add              Adds new project to project.
//   update           Regenerates a project.
//   run              Compiles and immediately executes a project.
//   build            Builds a project.
//   install          Install a project.
//   clean            Clean build output(s).
//   open             Open a project in default ide.
//   targets          List project targets.
//   test             Runs unit tests using the test runner specified in the project.
//   uninstall        Uninstall a project.
//   documentation    Open xtd documentation.
//   examples         Open xtd examples.
//   guide            Open xtd reference guide.
//   web              Open Gammasoft website.
//   help             Show help.
//
//   Run 'xtdc command --help' for more information on a command.