glib/gio/tests/gapplication-example-cmdline.c

#include <gio/gio.h>
#include <stdlib.h>
#include <string.h>

static int
command_line (GApplication            *application,
              GApplicationCommandLine *cmdline)
{
  gchar **argv;
  gint argc;
  gint i;

  argv = g_application_command_line_get_arguments (cmdline, &argc);

  g_application_command_line_print (cmdline,
                                    "This text is written back\n"
                                    "to stdout of the caller\n");

  for (i = 0; i < argc; i++)
    g_print ("argument %d: %s\n", i, argv[i]);

  g_strfreev (argv);

  return 0;
}

int
main (int argc, char **argv)
{
  GApplication *app;
  int status;

  app = g_application_new ("org.gtk.TestApplication",
                           G_APPLICATION_HANDLES_COMMAND_LINE);
  g_signal_connect (app, "command-line", G_CALLBACK (command_line), NULL);
  g_application_set_version (app, "2.3");

  status = g_application_run (app, argc, argv);

  g_object_unref (app);

  return status;
}