public Report (CompilerContext context, ReportPrinter printer)
{
if (context == null)
throw new ArgumentNullException ("settings");
if (printer == null)
throw new ArgumentNullException ("printer");
this.settings = context.Settings;
this.printer = printer;
}
public PlayScriptParser (CompilerSettings args)
{
compilerSettings = args ?? new CompilerSettings();
}
public PlayScriptParser ()
{
compilerSettings = new CompilerSettings();
}
//
// This parses the -arg and /arg options to the compiler, even if the strings
// in the following text use "/arg" on the strings.
//
ParseResult ParseOption (string option, ref string[] args, CompilerSettings settings)
{
int idx = option.IndexOf (':');
string arg, value;
if (idx == -1) {
arg = option;
value = "";
} else {
arg = option.Substring (0, idx);
value = option.Substring (idx + 1);
}
switch (arg.ToLowerInvariant ()) {
case "/nologo":
return ParseResult.Success;
case "/t":
case "/target":
switch (value) {
case "exe":
settings.Target = Target.Exe;
break;
case "winexe":
settings.Target = Target.WinExe;
break;
case "library":
settings.Target = Target.Library;
settings.TargetExt = ".dll";
break;
case "module":
settings.Target = Target.Module;
settings.TargetExt = ".netmodule";
break;
default:
report.Error (2019, "Invalid target type for -target. Valid options are `exe', `winexe', `library' or `module'");
return ParseResult.Error;
}
return ParseResult.Success;
case "/out":
if (value.Length == 0) {
Error_RequiresFileName (option);
return ParseResult.Error;
}
settings.OutputFile = value;
return ParseResult.Success;
case "/o":
case "/o+":
case "/optimize":
case "/optimize+":
settings.Optimize = true;
return ParseResult.Success;
case "/o-":
case "/optimize-":
settings.Optimize = false;
return ParseResult.Success;
// TODO: Not supported by csc 3.5+
case "/incremental":
case "/incremental+":
case "/incremental-":
// nothing.
return ParseResult.Success;
case "/d":
case "/define": {
if (value.Length == 0) {
Error_RequiresArgument (option);
return ParseResult.Error;
}
foreach (string d in value.Split (argument_value_separator)) {
string conditional = d.Trim ();
if (!Tokenizer.IsValidIdentifier (conditional)) {
report.Warning (2029, 1, "Invalid conditional define symbol `{0}'", conditional);
continue;
}
settings.AddConditionalSymbol (conditional);
}
return ParseResult.Success;
}
case "/bugreport":
//
// We should collect data, runtime, etc and store in the file specified
//
output.WriteLine ("To file bug reports, please visit: http://www.mono-project.com/Bugs");
return ParseResult.Success;
case "/pkg": {
string packages;
if (value.Length == 0) {
Error_RequiresArgument (option);
return ParseResult.Error;
}
packages = String.Join (" ", value.Split (new Char[] { ';', ',', '\n', '\r' }));
string pkgout = Driver.GetPackageFlags (packages, report);
if (pkgout == null)
return ParseResult.Error;
string[] xargs = pkgout.Trim (new Char[] { ' ', '\n', '\r', '\t' }).Split (new Char[] { ' ', '\t' });
args = AddArgs (args, xargs);
return ParseResult.Success;
}
case "/linkres":
case "/linkresource":
case "/res":
case "/resource":
AssemblyResource res = null;
string[] s = value.Split (argument_value_separator, StringSplitOptions.RemoveEmptyEntries);
switch (s.Length) {
case 1:
if (s[0].Length == 0)
goto default;
res = new AssemblyResource (s[0], Path.GetFileName (s[0]));
break;
case 2:
res = new AssemblyResource (s[0], s[1]);
break;
case 3:
if (s[2] != "public" && s[2] != "private") {
report.Error (1906, "Invalid resource visibility option `{0}'. Use either `public' or `private' instead", s[2]);
return ParseResult.Error;
}
res = new AssemblyResource (s[0], s[1], s[2] == "private");
break;
default:
report.Error (-2005, "Wrong number of arguments for option `{0}'", option);
return ParseResult.Error;
}
if (res != null) {
res.IsEmbeded = arg[1] == 'r' || arg[1] == 'R';
AddResource (res, settings);
}
return ParseResult.Success;
case "/recurse":
if (value.Length == 0) {
Error_RequiresFileName (option);
return ParseResult.Error;
}
ProcessSourceFiles (value, true, settings.SourceFiles);
return ParseResult.Success;
case "/r":
case "/reference": {
if (value.Length == 0) {
Error_RequiresFileName (option);
return ParseResult.Error;
}
string[] refs = value.Split (argument_value_separator);
foreach (string r in refs) {
if (r.Length == 0)
continue;
string val = r;
int index = val.IndexOf ('=');
if (index > -1) {
string alias = r.Substring (0, index);
string assembly = r.Substring (index + 1);
AddAssemblyReference (alias, assembly, settings);
if (refs.Length != 1) {
report.Error (2034, "Cannot specify multiple aliases using single /reference option");
return ParseResult.Error;
}
} else {
settings.AssemblyReferences.Add (val);
}
}
return ParseResult.Success;
}
case "/addmodule": {
if (value.Length == 0) {
Error_RequiresFileName (option);
return ParseResult.Error;
}
string[] refs = value.Split (argument_value_separator);
foreach (string r in refs) {
settings.Modules.Add (r);
}
return ParseResult.Success;
}
case "/win32res": {
if (value.Length == 0) {
Error_RequiresFileName (option);
return ParseResult.Error;
}
if (settings.Win32IconFile != null)
report.Error (1565, "Cannot specify the `win32res' and the `win32ico' compiler option at the same time");
settings.Win32ResourceFile = value;
return ParseResult.Success;
}
case "/win32icon": {
if (value.Length == 0) {
Error_RequiresFileName (option);
return ParseResult.Error;
}
if (settings.Win32ResourceFile != null)
report.Error (1565, "Cannot specify the `win32res' and the `win32ico' compiler option at the same time");
settings.Win32IconFile = value;
return ParseResult.Success;
}
case "/doc": {
if (value.Length == 0) {
Error_RequiresFileName (option);
return ParseResult.Error;
}
settings.DocumentationFile = value;
return ParseResult.Success;
}
case "/lib": {
string[] libdirs;
if (value.Length == 0) {
return ParseResult.Error;
}
libdirs = value.Split (argument_value_separator);
foreach (string dir in libdirs)
settings.ReferencesLookupPaths.Add (dir);
return ParseResult.Success;
}
case "/debug-":
settings.GenerateDebugInfo = false;
return ParseResult.Success;
case "/debug":
if (value.Equals ("full", StringComparison.OrdinalIgnoreCase) || value.Equals ("pdbonly", StringComparison.OrdinalIgnoreCase) || idx < 0) {
settings.GenerateDebugInfo = true;
return ParseResult.Success;
}
if (value.Length > 0) {
report.Error (1902, "Invalid debug option `{0}'. Valid options are `full' or `pdbonly'", value);
} else {
Error_RequiresArgument (option);
}
return ParseResult.Error;
case "/debug+":
settings.GenerateDebugInfo = true;
return ParseResult.Success;
case "/checked":
case "/checked+":
settings.Checked = true;
return ParseResult.Success;
case "/checked-":
settings.Checked = false;
return ParseResult.Success;
case "/clscheck":
case "/clscheck+":
settings.VerifyClsCompliance = true;
return ParseResult.Success;
case "/clscheck-":
settings.VerifyClsCompliance = false;
return ParseResult.Success;
case "/unsafe":
case "/unsafe+":
settings.Unsafe = true;
return ParseResult.Success;
case "/unsafe-":
settings.Unsafe = false;
return ParseResult.Success;
case "/warnaserror":
case "/warnaserror+":
if (value.Length == 0) {
settings.WarningsAreErrors = true;
parser_settings.WarningsAreErrors = true;
} else {
if (!ProcessWarningsList (value, v => settings.AddWarningAsError (v)))
return ParseResult.Error;
}
return ParseResult.Success;
case "/warnaserror-":
if (value.Length == 0) {
settings.WarningsAreErrors = false;
} else {
if (!ProcessWarningsList (value, v => settings.AddWarningOnly (v)))
return ParseResult.Error;
}
return ParseResult.Success;
case "/warn":
case "/w":
if (value.Length == 0) {
Error_RequiresArgument (option);
return ParseResult.Error;
}
SetWarningLevel (value, settings);
return ParseResult.Success;
case "/nowarn":
if (value.Length == 0) {
Error_RequiresArgument (option);
return ParseResult.Error;
}
if (!ProcessWarningsList (value, v => settings.SetIgnoreWarning (v)))
return ParseResult.Error;
return ParseResult.Success;
case "/noconfig":
settings.LoadDefaultReferences = false;
return ParseResult.Success;
case "/platform":
if (value.Length == 0) {
Error_RequiresArgument (option);
return ParseResult.Error;
}
switch (value.ToLowerInvariant ()) {
case "arm":
settings.Platform = Platform.Arm;
break;
case "anycpu":
settings.Platform = Platform.AnyCPU;
break;
case "x86":
settings.Platform = Platform.X86;
break;
case "x64":
settings.Platform = Platform.X64;
break;
case "itanium":
settings.Platform = Platform.IA64;
break;
case "anycpu32bitpreferred":
settings.Platform = Platform.AnyCPU32Preferred;
break;
default:
report.Error (1672, "Invalid -platform option `{0}'. Valid options are `anycpu', `anycpu32bitpreferred', `arm', `x86', `x64' or `itanium'",
value);
return ParseResult.Error;
}
return ParseResult.Success;
case "/sdk":
if (value.Length == 0) {
Error_RequiresArgument (option);
return ParseResult.Error;
}
settings.SdkVersion = value;
return ParseResult.Success;
// We just ignore this.
case "/errorreport":
case "/filealign":
if (value.Length == 0) {
Error_RequiresArgument (option);
return ParseResult.Error;
}
return ParseResult.Success;
case "/helpinternal":
OtherFlags ();
return ParseResult.Stop;
case "/help":
case "/?":
Usage ();
return ParseResult.Stop;
case "/main":
case "/m":
if (value.Length == 0) {
Error_RequiresArgument (option);
return ParseResult.Error;
}
settings.MainClass = value;
return ParseResult.Success;
case "/nostdlib":
case "/nostdlib+":
settings.StdLib = false;
return ParseResult.Success;
case "/nostdlib-":
settings.StdLib = true;
return ParseResult.Success;
case "/fullpaths":
settings.ShowFullPaths = true;
return ParseResult.Success;
case "/keyfile":
if (value.Length == 0) {
Error_RequiresFileName (option);
return ParseResult.Error;
}
settings.StrongNameKeyFile = value;
return ParseResult.Success;
case "/keycontainer":
if (value.Length == 0) {
Error_RequiresArgument (option);
return ParseResult.Error;
}
settings.StrongNameKeyContainer = value;
return ParseResult.Success;
case "/delaysign+":
case "/delaysign":
settings.StrongNameDelaySign = true;
return ParseResult.Success;
case "/delaysign-":
settings.StrongNameDelaySign = false;
return ParseResult.Success;
case "/langversion":
if (value.Length == 0) {
Error_RequiresArgument (option);
return ParseResult.Error;
}
switch (value.ToLowerInvariant ()) {
case "iso-1":
settings.Version = LanguageVersion.ISO_1;
return ParseResult.Success;
case "default":
settings.Version = LanguageVersion.Default;
return ParseResult.Success;
case "iso-2":
settings.Version = LanguageVersion.ISO_2;
return ParseResult.Success;
case "3":
settings.Version = LanguageVersion.V_3;
return ParseResult.Success;
case "4":
settings.Version = LanguageVersion.V_4;
return ParseResult.Success;
case "5":
settings.Version = LanguageVersion.V_5;
return ParseResult.Success;
case "future":
settings.Version = LanguageVersion.Future;
return ParseResult.Success;
}
report.Error (1617, "Invalid -langversion option `{0}'. It must be `ISO-1', `ISO-2', `3', `4', `5', `Default' or `Future'", value);
return ParseResult.Error;
case "/codepage":
if (value.Length == 0) {
Error_RequiresArgument (option);
return ParseResult.Error;
}
switch (value) {
case "utf8":
settings.Encoding = Encoding.UTF8;
break;
case "reset":
settings.Encoding = Encoding.Default;
break;
default:
try {
settings.Encoding = Encoding.GetEncoding (int.Parse (value));
} catch {
report.Error (2016, "Code page `{0}' is invalid or not installed", value);
}
return ParseResult.Error;
}
return ParseResult.Success;
default:
return ParseResult.UnknownOption;
}
}
void AddResource (AssemblyResource res, CompilerSettings settings)
{
if (settings.Resources == null) {
settings.Resources = new List<AssemblyResource> ();
settings.Resources.Add (res);
return;
}
if (settings.Resources.Contains (res)) {
report.Error (1508, "The resource identifier `{0}' has already been used in this assembly", res.Name);
return;
}
settings.Resources.Add (res);
}
void AddAssemblyReference (string alias, string assembly, CompilerSettings settings)
{
if (assembly.Length == 0) {
report.Error (1680, "Invalid reference alias `{0}='. Missing filename", alias);
return;
}
if (!IsExternAliasValid (alias)) {
report.Error (1679, "Invalid extern alias for -reference. Alias `{0}' is not a valid identifier", alias);
return;
}
settings.AssemblyReferencesAliases.Add (Tuple.Create (alias, assembly));
}
public CompilerSettings ParseArguments (string[] args)
{
CompilerSettings settings = new CompilerSettings ();
List<string> response_file_list = null;
bool parsing_options = true;
stop_argument = false;
source_file_index = new Dictionary<string, int> ();
for (int i = 0; i < args.Length; i++) {
string arg = args[i];
if (arg.Length == 0)
continue;
if (arg[0] == '@') {
string[] extra_args;
string response_file = arg.Substring (1);
if (response_file_list == null)
response_file_list = new List<string> ();
if (response_file_list.Contains (response_file)) {
report.Error (1515, "Response file `{0}' specified multiple times", response_file);
return null;
}
response_file_list.Add (response_file);
extra_args = LoadArgs (response_file);
if (extra_args == null) {
report.Error (2011, "Unable to open response file: " + response_file);
return null;
}
args = AddArgs (args, extra_args);
continue;
}
if (parsing_options) {
if (arg == "--") {
parsing_options = false;
continue;
}
bool dash_opt = arg[0] == '-';
bool slash_opt = arg[0] == '/';
if (dash_opt) {
switch (ParseOptionUnix (arg, ref args, ref i, settings)) {
case ParseResult.Error:
case ParseResult.Success:
continue;
case ParseResult.Stop:
stop_argument = true;
return settings;
case ParseResult.UnknownOption:
if (UnknownOptionHandler != null) {
var ret = UnknownOptionHandler (args, i);
if (ret != -1) {
i = ret;
continue;
}
}
break;
}
}
if (dash_opt || slash_opt) {
// Try a -CSCOPTION
string csc_opt = dash_opt ? "/" + arg.Substring (1) : arg;
switch (ParseOption (csc_opt, ref args, settings)) {
case ParseResult.Error:
case ParseResult.Success:
continue;
case ParseResult.UnknownOption:
// Need to skip `/home/test.cs' however /test.cs is considered as error
if ((slash_opt && arg.Length > 3 && arg.IndexOf ('/', 2) > 0))
break;
if (UnknownOptionHandler != null) {
var ret = UnknownOptionHandler (args, i);
if (ret != -1) {
i = ret;
continue;
}
}
Error_WrongOption (arg);
return null;
case ParseResult.Stop:
stop_argument = true;
return settings;
}
}
}
ProcessSourceFiles (arg, false, settings.SourceFiles);
}
if (report.Errors > 0)
return null;
return settings;
}
public CommandLineParser (TextWriter errorOutput, TextWriter messagesOutput)
{
var rp = new StreamReportPrinter (errorOutput);
parser_settings = new CompilerSettings ();
report = new Report (new CompilerContext (parser_settings, rp), rp);
this.output = messagesOutput;
}
void SetWarningLevel (string s, CompilerSettings settings)
{
int level = -1;
try {
level = int.Parse (s);
} catch {
}
if (level < 0 || level > 4) {
report.Error (1900, "Warning level must be in the range 0-4");
return;
}
settings.WarningLevel = level;
}
//
// Currently handles the Unix-like command line options, but will be
// deprecated in favor of the CSCParseOption, which will also handle the
// options that start with a dash in the future.
//
ParseResult ParseOptionUnix (string arg, ref string[] args, ref int i, CompilerSettings settings)
{
switch (arg){
case "-v":
settings.VerboseParserFlag++;
return ParseResult.Success;
case "--version":
Version ();
return ParseResult.Stop;
case "--parse":
settings.ParseOnly = true;
return ParseResult.Success;
case "--main": case "-m":
report.Warning (-29, 1, "Compatibility: Use -main:CLASS instead of --main CLASS or -m CLASS");
if ((i + 1) >= args.Length){
Error_RequiresArgument (arg);
return ParseResult.Error;
}
settings.MainClass = args[++i];
return ParseResult.Success;
case "--unsafe":
report.Warning (-29, 1, "Compatibility: Use -unsafe instead of --unsafe");
settings.Unsafe = true;
return ParseResult.Success;
case "/?": case "/h": case "/help":
case "--help":
Usage ();
return ParseResult.Stop;
case "--define":
report.Warning (-29, 1, "Compatibility: Use -d:SYMBOL instead of --define SYMBOL");
if ((i + 1) >= args.Length){
Error_RequiresArgument (arg);
return ParseResult.Error;
}
settings.AddConditionalSymbol (args [++i]);
return ParseResult.Success;
case "--tokenize":
settings.TokenizeOnly = true;
return ParseResult.Success;
case "-o":
case "--output":
report.Warning (-29, 1, "Compatibility: Use -out:FILE instead of --output FILE or -o FILE");
if ((i + 1) >= args.Length){
Error_RequiresArgument (arg);
return ParseResult.Error;
}
settings.OutputFile = args[++i];
return ParseResult.Success;
case "--checked":
report.Warning (-29, 1, "Compatibility: Use -checked instead of --checked");
settings.Checked = true;
return ParseResult.Success;
case "--stacktrace":
settings.Stacktrace = true;
return ParseResult.Success;
case "--linkresource":
case "--linkres":
report.Warning (-29, 1, "Compatibility: Use -linkres:VALUE instead of --linkres VALUE");
if ((i + 1) >= args.Length){
Error_RequiresArgument (arg);
return ParseResult.Error;
}
AddResource (new AssemblyResource (args[++i], args[i]), settings);
return ParseResult.Success;
case "--resource":
case "--res":
report.Warning (-29, 1, "Compatibility: Use -res:VALUE instead of --res VALUE");
if ((i + 1) >= args.Length){
Error_RequiresArgument (arg);
return ParseResult.Error;
}
AddResource (new AssemblyResource (args[++i], args[i], true), settings);
return ParseResult.Success;
case "--target":
report.Warning (-29, 1, "Compatibility: Use -target:KIND instead of --target KIND");
if ((i + 1) >= args.Length){
Error_RequiresArgument (arg);
return ParseResult.Error;
}
string type = args [++i];
switch (type){
case "library":
settings.Target = Target.Library;
settings.TargetExt = ".dll";
break;
case "exe":
settings.Target = Target.Exe;
break;
case "winexe":
settings.Target = Target.WinExe;
break;
case "module":
settings.Target = Target.Module;
settings.TargetExt = ".dll";
break;
default:
report.Error (2019, "Invalid target type for -target. Valid options are `exe', `winexe', `library' or `module'");
break;
}
return ParseResult.Success;
case "-r":
report.Warning (-29, 1, "Compatibility: Use -r:LIBRARY instead of -r library");
if ((i + 1) >= args.Length){
Error_RequiresArgument (arg);
return ParseResult.Error;
}
string val = args [++i];
int idx = val.IndexOf ('=');
if (idx > -1) {
string alias = val.Substring (0, idx);
string assembly = val.Substring (idx + 1);
AddAssemblyReference (alias, assembly, settings);
return ParseResult.Success;
}
settings.AssemblyReferences.Add (val);
return ParseResult.Success;
case "-L":
report.Warning (-29, 1, "Compatibility: Use -lib:ARG instead of --L arg");
if ((i + 1) >= args.Length){
Error_RequiresArgument (arg);
return ParseResult.Error;
}
settings.ReferencesLookupPaths.Add (args [++i]);
return ParseResult.Success;
case "--lint":
settings.EnhancedWarnings = true;
return ParseResult.Success;
case "--nostdlib":
report.Warning (-29, 1, "Compatibility: Use -nostdlib instead of --nostdlib");
settings.StdLib = false;
return ParseResult.Success;
case "--nowarn":
report.Warning (-29, 1, "Compatibility: Use -nowarn instead of --nowarn");
if ((i + 1) >= args.Length){
Error_RequiresArgument (arg);
return ParseResult.Error;
}
int warn = 0;
try {
warn = int.Parse (args [++i]);
} catch {
Usage ();
Environment.Exit (1);
}
settings.SetIgnoreWarning (warn);
return ParseResult.Success;
case "--wlevel":
report.Warning (-29, 1, "Compatibility: Use -warn:LEVEL instead of --wlevel LEVEL");
if ((i + 1) >= args.Length){
Error_RequiresArgument (arg);
return ParseResult.Error;
}
SetWarningLevel (args [++i], settings);
return ParseResult.Success;
case "--mcs-debug":
if ((i + 1) >= args.Length){
Error_RequiresArgument (arg);
return ParseResult.Error;
}
try {
settings.DebugFlags = int.Parse (args [++i]);
} catch {
Error_RequiresArgument (arg);
return ParseResult.Error;
}
return ParseResult.Success;
case "--about":
About ();
return ParseResult.Stop;
case "--recurse":
report.Warning (-29, 1, "Compatibility: Use -recurse:PATTERN option instead --recurse PATTERN");
if ((i + 1) >= args.Length){
Error_RequiresArgument (arg);
return ParseResult.Error;
}
ProcessSourceFiles (args [++i], true, settings.SourceFiles);
return ParseResult.Success;
case "--timestamp":
settings.Timestamps = true;
return ParseResult.Success;
case "--debug": case "-g":
report.Warning (-29, 1, "Compatibility: Use -debug option instead of -g or --debug");
settings.GenerateDebugInfo = true;
return ParseResult.Success;
case "--noconfig":
report.Warning (-29, 1, "Compatibility: Use -noconfig option instead of --noconfig");
settings.LoadDefaultReferences = false;
return ParseResult.Success;
case "--metadata-only":
settings.WriteMetadataOnly = true;
return ParseResult.Success;
default:
if (arg.StartsWith ("--fatal", StringComparison.Ordinal)){
int fatal = 1;
if (arg.StartsWith ("--fatal=", StringComparison.Ordinal))
int.TryParse (arg.Substring (8), out fatal);
settings.FatalCounter = fatal;
return ParseResult.Success;
}
if (arg.StartsWith ("--runtime:", StringComparison.Ordinal)) {
string version = arg.Substring (10);
switch (version) {
case "v1":
case "V1":
settings.StdLibRuntimeVersion = RuntimeVersion.v1;
break;
case "v2":
case "V2":
settings.StdLibRuntimeVersion = RuntimeVersion.v2;
break;
case "v4":
case "V4":
settings.StdLibRuntimeVersion = RuntimeVersion.v4;
break;
}
return ParseResult.Success;
}
return ParseResult.UnknownOption;
}
}
public CSharpParser (SeekableStreamReader reader, CompilationSourceFile file, Report report, ParserSession session)
{
this.file = file;
current_container = current_namespace = file;
this.module = file.Module;
this.compiler = file.Compiler;
this.settings = compiler.Settings;
this.report = report;
lang_version = settings.Version;
yacc_verbose_flag = settings.VerboseParserFlag;
doc_support = settings.DocumentationFile != null;
lexer = new Tokenizer (reader, file, session);
oob_stack = new Stack<object> ();
lbag = session.LocationsBag;
use_global_stacks = session.UseJayGlobalArrays;
parameters_bucket = session.ParametersStack;
}