/// <summary>
/// Main program entry point
/// </summary>
/// <param name="args">The command line arguments</param>
/// <returns>Zero on success or one on failure</returns>
public static int Main(string[] args)
{
int exitCode = 0;
ConsoleApplication.WriteBanner();
#region Read command line arguments, and setup config
// Specify options
OptionCollection options = new OptionCollection();
options.Add(new SwitchOption("?", "Show this help page."));
options.Add(new StringOption("config", "Specify a configuration file.", "configFilePath"));
// Process options
ParseArgumentsResult results = options.ParseArguments(args);
// Process help option
if(results.Options["?"].IsPresent)
{
Console.WriteLine("BuildAssembler [options] manifestFilename");
options.WriteOptionSummary(Console.Out);
return 1;
}
// check for invalid options
if(!results.Success)
{
results.WriteParseErrors(Console.Out);
return 1;
}
// Check for manifest
if(results.UnusedArguments.Count != 1)
{
Console.WriteLine("You must supply exactly one manifest file.");
return 1;
}
string manifest = results.UnusedArguments[0];
// Load the configuration file
XPathDocument configuration;
try
{
if(results.Options["config"].IsPresent)
configuration = ConsoleApplication.GetConfigurationFile((string)results.Options["config"].Value);
else
configuration = ConsoleApplication.GetConfigurationFile();
}
catch(IOException e)
{
ConsoleApplication.WriteMessage(LogLevel.Error, "The specified configuration file could not " +
"be loaded. The error message is: {0}", e.Message);
return 1;
}
catch(XmlException e)
{
ConsoleApplication.WriteMessage(LogLevel.Error, "The specified configuration file is not " +
"well-formed. The error message is: {0}", e.Message);
return 1;
}
#endregion
// Create a build assembler instance to do the work. Messages are logged to the console logger.
BuildAssembler = new BuildAssemblerCore((lvl, msg) => ConsoleApplication.WriteMessage(lvl, msg));
try
{
// Execute it using the given configuration and manifest
BuildAssembler.Execute(configuration, manifest);
}
catch(Exception ex)
{
// Ignore aggregate exceptions where the inner exception is OperationCanceledException.
// These are the result of logging an error message.
if(!(ex is AggregateException) || !(ex.InnerException is OperationCanceledException))
{
System.Diagnostics.Debug.WriteLine(ex);
ConsoleApplication.WriteMessage(LogLevel.Error, ex.GetExceptionMessage());
}
exitCode = 1;
}
finally
{
BuildAssembler.Dispose();
}
return exitCode;
}
