static bool _multiscript(cmdln_pack p)
{
if (p.action != ProgramAction.ExecuteConsole)
{
Console.Error.WriteLine($"{p.args[p.i]}: Already specified mode"); return(false);
}
p.action = ProgramAction.ExecuteConsoleMultiscript;
return(true);
}
static bool _rootdir(cmdln_pack p)
{
if (p.rootdir != null)
{
Console.Error.WriteLine($"{p.args[p.i]}: Already specified root directory"); return(false);
}
if (p.i + 1 >= p.args.Length)
{
Console.Error.WriteLine($"{p.args[p.i]}: Expected root directory"); return(false);
}
p.rootdir = p.args[++p.i];
return(true);
}
static bool _entry(cmdln_pack p)
{
if (p.entry_point != null)
{
Console.Error.WriteLine($"{p.args[p.i]}: Already specified entry point"); return(false);
}
if (p.i + 1 >= p.args.Length)
{
Console.Error.WriteLine($"{p.args[p.i]}: Expected entry point"); return(false);
}
p.entry_point = p.args[++p.i];
return(true);
}
static bool _out(cmdln_pack p)
{
if (p.output != null)
{
Console.Error.WriteLine($"{p.args[p.i]}: Already specified output path"); return(false);
}
if (p.i + 1 >= p.args.Length)
{
Console.Error.WriteLine($"{p.args[p.i]}: Expected output path"); return(false);
}
p.output = p.args[++p.i];
return(true);
}
private static unsafe int Main(string[] args)
{
try
{
if (!BitConverter.IsLittleEndian)
{
Console.Error.WriteLine(
@"(Uhoh!! Looks like this platform isn't little-endian!
Most everything in CSX64 assumes little-endian,
so most of it won't work on this system!
)");
return(-1);
}
// ------------------------------------- //
// set up initilization thingys for graphical stuff
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
// run statics fom client sources
GraphicalComputer.InitStatics();
// ------------------------------------- //
cmdln_pack dat = new cmdln_pack();
if (!dat.parse(args))
{
return(0);
}
// ------------------------------------- //
// perform the action
switch (dat.action)
{
case ProgramAction.ExecuteConsole:
{
if (dat.pathspec.Count == 0)
{
Console.Error.WriteLine("Expected a file to execute"); return(0);
}
Executable exe = new Executable();
int res = LoadExecutable(dat.pathspec[0], exe);
return(res != 0 ? res : RunConsole(exe, dat.pathspec.ToArray(), dat.fsf, dat.time));
}
case ProgramAction.ExecuteGraphical:
{
if (dat.pathspec.Count == 0)
{
Console.Error.WriteLine("Expected a file to execute"); return(0);
}
Executable exe = new Executable();
int res = LoadExecutable(dat.pathspec[0], exe);
return(res != 0 ? res : RunGraphical(exe, dat.pathspec.ToArray(), dat.fsf));
}
case ProgramAction.ExecuteConsoleScript:
{
if (dat.pathspec.Count == 0)
{
Console.Error.WriteLine("Expected a file to assemble, link, and execute"); return(0);
}
AddPredefines();
Executable exe = new Executable();
int res = Link(exe, new List <string>()
{
dat.pathspec[0]
}, dat.entry_point ?? "main", dat.rootdir);
return(res != 0 ? res : RunConsole(exe, dat.pathspec.ToArray(), dat.fsf, dat.time));
}
case ProgramAction.ExecuteConsoleMultiscript:
{
if (dat.pathspec.Count == 0)
{
Console.Error.WriteLine("Expected 1+ files to assemble, link, and execute"); return(0);
}
AddPredefines();
Executable exe = new Executable();
int res = Link(exe, dat.pathspec, dat.entry_point ?? "main", dat.rootdir);
return(res != 0 ? res : RunConsole(exe, new string[] { "<script>" }, dat.fsf, dat.time));
}
case ProgramAction.Assemble:
{
if (dat.pathspec.Count == 0)
{
Console.Error.WriteLine("Expected 1+ files to assemble"); return(0);
}
AddPredefines();
ObjectFile obj = new ObjectFile();
// if no explicit output is provided, batch process each pathspec
if (dat.output == null)
{
foreach (string path in dat.pathspec)
{
int res = Assemble(path, obj);
if (res != 0)
{
return(res);
}
res = SaveObjectFile(Path.ChangeExtension(path, ".o"), obj);
if (res != 0)
{
return(res);
}
}
return(0);
}
// otherwise, we're expecting only one input with a named output
else
{
if (dat.pathspec.Count != 1)
{
Console.Error.WriteLine("Assembler with an explicit output expected only one input"); return(0);
}
int res = Assemble(dat.pathspec[0], obj);
return(res != 0 ? res : SaveObjectFile(dat.output, obj));
}
}
case ProgramAction.Link:
{
if (dat.pathspec.Count == 0)
{
Console.Error.WriteLine("Linker expected 1+ files to link"); return(0);
}
AddPredefines();
Executable exe = new Executable();
int res = Link(exe, dat.pathspec, dat.entry_point ?? "main", dat.rootdir);
return(res != 0 ? res : SaveExecutable(dat.output ?? "a.out", exe));
}
} // end switch
return(0);
}
catch (Exception ex)
{
Console.Error.WriteLine($"UNHANDLED EXCEPTION:\n{ex}");
return(-666);
}
}
static bool _unsafe(cmdln_pack p)
{
p.fsf = true; return(true);
}
static bool _end(cmdln_pack p)
{
p.accepting_options = false; return(true);
}
static bool _time(cmdln_pack p)
{
p.time = true; return(true);
}
static bool _fs(cmdln_pack p)
{
p.fsf = true; return(true);
}
static bool _help(cmdln_pack p)
{
Console.Write(HelpMessage); return(false);
}