GtkSharp/Source/generator/CodeGenerator.cs
Thibault Saunier 2d71de1360 generator: Enhance logging avoiding the use of simple prints
And adding a LogWriter.Info method enabled with the GENERATOR_DEBUG
environment variable.
2017-10-04 16:13:01 -03:00

159 lines
5.1 KiB
C#

// GtkSharp.Generation.CodeGenerator.cs - The main code generation engine.
//
// Author: Mike Kestner <mkestner@speakeasy.net>
//
// Copyright (c) 2001-2003 Mike Kestner
// Copyright (c) 2003-2004 Novell Inc.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of version 2 of the GNU General Public
// License as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, write to the
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
namespace GtkSharp.Generation {
using System;
using System.Collections.Generic;
using System.IO;
using System.Xml;
public class CodeGenerator {
static LogWriter log = new LogWriter ("CodeGenerator");
public static int Main (string[] args)
{
bool show_help = false;
string dir = "";
string assembly_name = "";
string gapidir = "";
string glue_filename = "";
string glue_includes = "";
string gluelib_name = "";
string schema_name = "";
SymbolTable table = SymbolTable.Table;
var gens = new List<IGeneratable> ();
var filenames = new List<string> ();
var includes = new List<string> ();
var options = new OptionSet () {
{ "generate=", "Generate the C# code for this GAPI XML file.",
(string v) => { filenames.Add (v); } },
{ "I|include=", "GAPI XML file that contain symbols used in the main GAPI XML file.",
(string v) => { includes.Add (v); } },
{ "outdir=", "Directory where the C# files will be generated.",
(string v) => { dir = v; } },
{ "assembly-name=", "Name of the assembly for which the code is generated.",
(string v) => { assembly_name = v; } },
{ "gapidir=", "GAPI xml data folder.",
(string v) => { gapidir = v; } },
{ "glue-filename=", "Filename for the generated C glue code.",
(string v) => { glue_filename = v; } },
{ "glue-includes=", "Content of #include directive to add in the generated C glue code.",
(string v) => { glue_includes = v; } },
{ "gluelib-name=", "Name of the C library into which the C glue code will be compiled. " +
"Used to generated correct DllImport attributes.",
(string v) => { gluelib_name = v; } },
{ "schema=", "Validate all GAPI XML files against this XSD schema.",
(string v) => { schema_name = v; } },
{ "h|help", "Show this message and exit",
v => show_help = v != null },
};
List<string> extra;
try {
extra = options.Parse (args);
}
catch (OptionException e) {
Console.Write ("gapi-codegen: ");
Console.WriteLine (e.Message);
Console.WriteLine ("Try `gapi-codegen --help' for more information.");
return 64;
}
if (show_help) {
ShowHelp (options);
return 0;
}
if (filenames.Count == 0) {
Console.WriteLine ("You need to specify a file to process using the --generate option.");
Console.WriteLine ("Try `gapi-codegen --help' for more information.");
return 64;
}
if (extra.Exists (v => { return v.StartsWith ("--customdir"); })) {
Console.WriteLine ("Using .custom files is not supported anymore, use partial classes instead.");
return 64;
}
if (!String.IsNullOrEmpty (schema_name) && !File.Exists (schema_name)) {
Console.WriteLine ("WARNING: Could not find schema file at '{0}', no validation will be done.", schema_name);
schema_name = null;
}
Parser p = new Parser ();
foreach (string include in includes) {
log.Info("Parsing included gapi: " + include);
IGeneratable[] curr_gens = p.Parse (include, schema_name, gapidir);
table.AddTypes (curr_gens);
}
foreach (string filename in filenames) {
log.Info("Parsing included gapi: " + filename);
IGeneratable[] curr_gens = p.Parse (filename, schema_name, gapidir);
table.AddTypes (curr_gens);
gens.AddRange (curr_gens);
}
// Now that everything is loaded, validate all the to-be-
// generated generatables and then remove the invalid ones.
var invalids = new List<IGeneratable> ();
foreach (IGeneratable gen in gens) {
if (!gen.Validate ())
invalids.Add (gen);
}
foreach (IGeneratable gen in invalids)
gens.Remove (gen);
GenerationInfo gen_info = null;
if (dir != "" || assembly_name != "" || glue_filename != "" || glue_includes != "" || gluelib_name != "")
gen_info = new GenerationInfo (dir, assembly_name, glue_filename, glue_includes, gluelib_name);
foreach (IGeneratable gen in gens) {
if (gen_info == null)
gen.Generate ();
else
gen.Generate (gen_info);
}
ObjectGen.GenerateMappers ();
if (gen_info != null)
gen_info.CloseGlueWriter ();
Statistics.Report();
return 0;
}
static void ShowHelp (OptionSet p)
{
Console.WriteLine ("Usage: gapi-codegen [OPTIONS]+");
Console.WriteLine ();
Console.WriteLine ("Options:");
p.WriteOptionDescriptions (Console.Out);
}
}
}