public void PreprocessPragma(string pragmaName, string args, XmlWriter writer)
{
string[] prefixParts = pragmaName.Split(variableSplitter, 2);
// Check to make sure there are 2 parts and neither is an empty string.
if (2 != prefixParts.Length)
{
Console.WriteLine("[Warning] Preprocessor Unknown Pragma: " + pragmaName);
}
string prefix = prefixParts[0];
string pragma = prefixParts[1];
if (String.IsNullOrEmpty(prefix) || String.IsNullOrEmpty(pragma))
{
Console.WriteLine("[Warning] Preprocessor Unknown Pragma: " + pragmaName);
}
switch (prefix)
{
default:
PreprocessorExtension extension = (PreprocessorExtension)this.extensionsByPrefix[prefix];
if (null == extension || !extension.ProcessPragma(prefix, pragma, args, writer))
{
Console.WriteLine("[Warning] Preprocessor Unknown Pragma: " + pragmaName);
}
break;
}
}
public string EvaluateFunction(string prefix, string function, string[] args)
{
if (String.IsNullOrEmpty(prefix))
{
throw new ArgumentNullException("prefix");
}
if (String.IsNullOrEmpty(function))
{
throw new ArgumentNullException("function");
}
switch (prefix)
{
case "fun":
switch (function)
{
case "AutoVersion":
// Make sure the base version is specified
if (args.Length == 0 || args[0].Length == 0)
{
throw new Exception("Invalid Preprocessor Function Auto Version.");
}
// Build = days since 1/1/2000; Revision = seconds since midnight / 2
DateTime now = DateTime.Now.ToUniversalTime();
TimeSpan tsBuild = now - new DateTime(2000, 1, 1);
TimeSpan tsRevision = now - new DateTime(now.Year, now.Month, now.Day);
return(String.Format("{0}.{1}.{2}", args[0], (int)tsBuild.TotalDays, (int)(tsRevision.TotalSeconds / 2)));
// Add any core defined functions here
default:
return(null);
}
default:
PreprocessorExtension extension = (PreprocessorExtension)this.extensionsByPrefix[prefix];
if (null != extension)
{
try
{
return(extension.EvaluateFunction(prefix, function, args));
}
catch (Exception e)
{
throw new Exception(e.Message);
}
}
else
{
return(null);
}
}
}
public string GetVariableValue(string prefix, string name)
{
if (String.IsNullOrEmpty(prefix))
{
throw new ArgumentNullException("prefix");
}
if (String.IsNullOrEmpty(name))
{
throw new ArgumentNullException("name");
}
switch (prefix)
{
case "env":
return(Environment.GetEnvironmentVariable(name));
case "sys":
switch (name)
{
case "CURRENTDIR":
return(String.Concat(Directory.GetCurrentDirectory(), Path.DirectorySeparatorChar));
case "SOURCEFILEDIR":
return(String.Concat(Path.DirectorySeparatorChar));
case "SOURCEFILEPATH":
return(null);
case "PLATFORM":
Console.WriteLine("[Warning] Deprecated PreProc Variable: $(sys.PLATFORM), $(sys.BUILDARCH)");
goto case "BUILDARCH";
case "BUILDARCH":
switch (this.currentPlatform)
{
case Platform.X86:
return("x86");
case Platform.X64:
return("x64");
case Platform.IA64:
return("ia64");
case Platform.ARM:
return("arm");
default:
throw new ArgumentException(this.currentPlatform.ToString());
}
default:
return(null);
}
case "var":
return((string)this.variables[name]);
default:
PreprocessorExtension extension = (PreprocessorExtension)this.extensionsByPrefix[prefix];
if (null != extension)
{
try
{
return(extension.GetVariableValue(prefix, name));
}
catch (Exception e)
{
throw new Exception(e.Message);
}
}
else
{
return(null);
}
}
}
