glib/gobject/glib-genmarshal.c
changeset 18 47c74d1534e1
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/glib/gobject/glib-genmarshal.c	Fri Apr 16 16:46:38 2010 +0300
@@ -0,0 +1,912 @@
+/* GLIB-GenMarshal - Marshaller generator for GObject library
+ * Copyright (C) 2000-2001 Red Hat, Inc.
+ * Portions copyright (c) 2006-2009 Nokia Corporation.  All rights reserved.
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include "config.h"
+
+#include <stdlib.h>
+#include <fcntl.h>
+#include <string.h>
+#include <errno.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#undef G_LOG_DOMAIN
+#define G_LOG_DOMAIN "GLib-Genmarshal"
+#include <glib.h>
+#include <glib/gprintf.h>
+
+#ifdef G_OS_WIN32
+#include <io.h>
+#endif
+#ifdef __SYMBIAN32__
+#include "mrt2_glib2_test.h"
+#endif /*__SYMBIAN32__*/
+
+/* --- defines --- */
+#define	PRG_NAME	"glib-genmarshal"
+#define	PKG_NAME	"GLib"
+#define PKG_HTTP_HOME	"http://www.gtk.org"
+
+
+/* --- typedefs & structures --- */
+typedef struct
+{
+  gchar	      *keyword;		/* marhaller list keyword [MY_STRING] */
+  const gchar *sig_name;	/* signature name [STRING] */
+  const gchar *ctype;		/* C type name [gchar*] */
+  const gchar *getter;		/* value getter function [g_value_get_string] */
+} InArgument;
+typedef struct
+{
+  gchar	      *keyword;		/* marhaller list keyword [MY_STRING] */
+  const gchar *sig_name;	/* signature name [STRING] */
+  const gchar *ctype;		/* C type name [gchar*] */
+  const gchar *setter;		/* value setter function [g_value_set_string] */
+} OutArgument;
+typedef struct
+{
+  gchar       *ploc;
+  OutArgument *rarg;
+  GList       *args;	/* of type InArgument* */
+} Signature;
+
+
+/* --- prototypes --- */
+static void	parse_args	(gint	   	*argc_p,
+				 gchar	     ***argv_p);
+static void	print_blurb	(FILE	       	*bout,
+				 gboolean	 print_help);
+
+
+/* --- variables --- */
+static const GScannerConfig scanner_config_template =
+{
+  (
+   " \t\r"		/* "\n" is statement delimiter */
+   )                    /* cset_skip_characters */,
+  (
+   G_CSET_a_2_z
+   "_"
+   G_CSET_A_2_Z
+   )                    /* cset_identifier_first */,
+  (
+   G_CSET_a_2_z
+   "_0123456789"
+   G_CSET_A_2_Z
+   )                    /* cset_identifier_nth */,
+  ( "#\n" )             /* cpair_comment_single */,
+
+  FALSE                 /* case_sensitive */,
+
+  TRUE                  /* skip_comment_multi */,
+  TRUE                  /* skip_comment_single */,
+  TRUE                  /* scan_comment_multi */,
+  TRUE                  /* scan_identifier */,
+  FALSE                 /* scan_identifier_1char */,
+  FALSE                 /* scan_identifier_NULL */,
+  TRUE                  /* scan_symbols */,
+  FALSE                 /* scan_binary */,
+  TRUE                  /* scan_octal */,
+  TRUE                  /* scan_float */,
+  TRUE                  /* scan_hex */,
+  FALSE                 /* scan_hex_dollar */,
+  TRUE                  /* scan_string_sq */,
+  TRUE                  /* scan_string_dq */,
+  TRUE                  /* numbers_2_int */,
+  FALSE                 /* int_2_float */,
+  FALSE                 /* identifier_2_string */,
+  TRUE                  /* char_2_token */,
+  FALSE                 /* symbol_2_token */,
+  FALSE                 /* scope_0_fallback */,
+};
+static gchar		* const std_marshaller_prefix = "g_cclosure_marshal";
+static gchar		*marshaller_prefix = "g_cclosure_user_marshal";
+static GHashTable	*marshallers = NULL;
+static FILE             *fout = NULL;
+static gboolean		 gen_cheader = FALSE;
+static gboolean		 gen_cbody = FALSE;
+static gboolean          gen_internal = FALSE;
+static gboolean		 skip_ploc = FALSE;
+static gboolean		 std_includes = TRUE;
+static gint              exit_status = 0;
+
+
+/* --- functions --- */
+static void
+put_marshal_value_getters (void)
+{
+  fputs ("\n", fout);
+  fputs ("#ifdef G_ENABLE_DEBUG\n", fout);
+  fputs ("#define g_marshal_value_peek_boolean(v)  g_value_get_boolean (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_char(v)     g_value_get_char (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_uchar(v)    g_value_get_uchar (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_int(v)      g_value_get_int (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_uint(v)     g_value_get_uint (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_long(v)     g_value_get_long (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_ulong(v)    g_value_get_ulong (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_int64(v)    g_value_get_int64 (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_uint64(v)   g_value_get_uint64 (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_enum(v)     g_value_get_enum (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_flags(v)    g_value_get_flags (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_float(v)    g_value_get_float (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_double(v)   g_value_get_double (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_string(v)   (char*) g_value_get_string (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_param(v)    g_value_get_param (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_boxed(v)    g_value_get_boxed (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_pointer(v)  g_value_get_pointer (v)\n", fout);
+  fputs ("#define g_marshal_value_peek_object(v)   g_value_get_object (v)\n", fout);
+  fputs ("#else /* !G_ENABLE_DEBUG */\n", fout);
+  fputs ("/* WARNING: This code accesses GValues directly, which is UNSUPPORTED API.\n", fout);
+  fputs (" *          Do not access GValues directly in your code. Instead, use the\n", fout);
+  fputs (" *          g_value_get_*() functions\n", fout);
+  fputs (" */\n", fout);
+  fputs ("#define g_marshal_value_peek_boolean(v)  (v)->data[0].v_int\n", fout);
+  fputs ("#define g_marshal_value_peek_char(v)     (v)->data[0].v_int\n", fout);
+  fputs ("#define g_marshal_value_peek_uchar(v)    (v)->data[0].v_uint\n", fout);
+  fputs ("#define g_marshal_value_peek_int(v)      (v)->data[0].v_int\n", fout);
+  fputs ("#define g_marshal_value_peek_uint(v)     (v)->data[0].v_uint\n", fout);
+  fputs ("#define g_marshal_value_peek_long(v)     (v)->data[0].v_long\n", fout);
+  fputs ("#define g_marshal_value_peek_ulong(v)    (v)->data[0].v_ulong\n", fout);
+  fputs ("#define g_marshal_value_peek_int64(v)    (v)->data[0].v_int64\n", fout);
+  fputs ("#define g_marshal_value_peek_uint64(v)   (v)->data[0].v_uint64\n", fout);
+  fputs ("#define g_marshal_value_peek_enum(v)     (v)->data[0].v_long\n", fout);
+  fputs ("#define g_marshal_value_peek_flags(v)    (v)->data[0].v_ulong\n", fout);
+  fputs ("#define g_marshal_value_peek_float(v)    (v)->data[0].v_float\n", fout);
+  fputs ("#define g_marshal_value_peek_double(v)   (v)->data[0].v_double\n", fout);
+  fputs ("#define g_marshal_value_peek_string(v)   (v)->data[0].v_pointer\n", fout);
+  fputs ("#define g_marshal_value_peek_param(v)    (v)->data[0].v_pointer\n", fout);
+  fputs ("#define g_marshal_value_peek_boxed(v)    (v)->data[0].v_pointer\n", fout);
+  fputs ("#define g_marshal_value_peek_pointer(v)  (v)->data[0].v_pointer\n", fout);
+  fputs ("#define g_marshal_value_peek_object(v)   (v)->data[0].v_pointer\n", fout);
+  fputs ("#endif /* !G_ENABLE_DEBUG */\n", fout);
+  fputs ("\n", fout);
+}
+
+static gboolean
+complete_in_arg (InArgument *iarg)
+{
+  static const InArgument args[] = {
+    /* keyword		sig_name	ctype		getter			*/
+    { "VOID",		"VOID",		"void",		NULL,			},
+    { "BOOLEAN",	"BOOLEAN",	"gboolean",	"g_marshal_value_peek_boolean",	},
+    { "CHAR",		"CHAR",		"gchar",	"g_marshal_value_peek_char",	},
+    { "UCHAR",		"UCHAR",	"guchar",	"g_marshal_value_peek_uchar",	},
+    { "INT",		"INT",		"gint",		"g_marshal_value_peek_int",	},
+    { "UINT",		"UINT",		"guint",	"g_marshal_value_peek_uint",	},
+    { "LONG",		"LONG",		"glong",	"g_marshal_value_peek_long",	},
+    { "ULONG",		"ULONG",	"gulong",	"g_marshal_value_peek_ulong",	},
+    { "INT64",		"INT64",	"gint64",       "g_marshal_value_peek_int64",	},
+    { "UINT64",		"UINT64",	"guint64",	"g_marshal_value_peek_uint64",	},
+    { "ENUM",		"ENUM",		"gint",		"g_marshal_value_peek_enum",	},
+    { "FLAGS",		"FLAGS",	"guint",	"g_marshal_value_peek_flags",	},
+    { "FLOAT",		"FLOAT",	"gfloat",	"g_marshal_value_peek_float",	},
+    { "DOUBLE",		"DOUBLE",	"gdouble",	"g_marshal_value_peek_double",	},
+    { "STRING",		"STRING",	"gpointer",	"g_marshal_value_peek_string",	},
+    { "PARAM",		"PARAM",	"gpointer",	"g_marshal_value_peek_param",	},
+    { "BOXED",		"BOXED",	"gpointer",	"g_marshal_value_peek_boxed",	},
+    { "POINTER",	"POINTER",	"gpointer",	"g_marshal_value_peek_pointer",	},
+    { "OBJECT",		"OBJECT",	"gpointer",	"g_marshal_value_peek_object",	},
+    /* deprecated: */
+    { "NONE",		"VOID",		"void",		NULL,			},
+    { "BOOL",		"BOOLEAN",	"gboolean",	"g_marshal_value_peek_boolean",	},
+  };
+  guint i;
+
+  g_return_val_if_fail (iarg != NULL, FALSE);
+
+  for (i = 0; i < G_N_ELEMENTS (args); i++)
+    if (strcmp (args[i].keyword, iarg->keyword) == 0)
+      {
+	iarg->sig_name = args[i].sig_name;
+	iarg->ctype = args[i].ctype;
+	iarg->getter = args[i].getter;
+
+	return TRUE;
+      }
+  return FALSE;
+}
+
+static gboolean
+complete_out_arg (OutArgument *oarg)
+{
+  static const OutArgument args[] = {
+    /* keyword		sig_name	ctype		setter			*/
+    { "VOID",		"VOID",		"void",		NULL,					     },
+    { "BOOLEAN",	"BOOLEAN",	"gboolean",	"g_value_set_boolean",			     },
+    { "CHAR",		"CHAR",		"gchar",	"g_value_set_char",			     },
+    { "UCHAR",		"UCHAR",	"guchar",	"g_value_set_uchar",			     },
+    { "INT",		"INT",		"gint",		"g_value_set_int",			     },
+    { "UINT",		"UINT",		"guint",	"g_value_set_uint",			     },
+    { "LONG",		"LONG",		"glong",	"g_value_set_long",			     },
+    { "ULONG",		"ULONG",	"gulong",	"g_value_set_ulong",			     },
+    { "INT64",		"INT64",	"gint64",	"g_value_set_int64",			     },
+    { "UINT64",		"UINT64",	"guint64",	"g_value_set_uint64",			     },
+    { "ENUM",		"ENUM",		"gint",		"g_value_set_enum",			     },
+    { "FLAGS",		"FLAGS",	"guint",	"g_value_set_flags",			     },
+    { "FLOAT",		"FLOAT",	"gfloat",	"g_value_set_float",			     },
+    { "DOUBLE",		"DOUBLE",	"gdouble",	"g_value_set_double",			     },
+    { "STRING",		"STRING",	"gchar*",	"g_value_take_string",			     },
+    { "PARAM",		"PARAM",	"GParamSpec*",	"g_value_take_param",			     },
+    { "BOXED",		"BOXED",	"gpointer",	"g_value_take_boxed",			     },
+    { "POINTER",	"POINTER",	"gpointer",	"g_value_set_pointer",			     },
+    { "OBJECT",		"OBJECT",	"GObject*",	"g_value_take_object",			     },
+    /* deprecated: */
+    { "NONE",		"VOID",		"void",		NULL,					     },
+    { "BOOL",		"BOOLEAN",	"gboolean",	"g_value_set_boolean",			     },
+  };
+  guint i;
+
+  g_return_val_if_fail (oarg != NULL, FALSE);
+
+  for (i = 0; i < G_N_ELEMENTS (args); i++)
+    if (strcmp (args[i].keyword, oarg->keyword) == 0)
+      {
+	oarg->sig_name = args[i].sig_name;
+	oarg->ctype = args[i].ctype;
+	oarg->setter = args[i].setter;
+
+	return TRUE;
+      }
+  return FALSE;
+}
+
+static const gchar*
+pad (const gchar *string)
+{
+#define PAD_LENGTH	12
+  static gchar *buffer = NULL;
+  gint i;
+
+  g_return_val_if_fail (string != NULL, NULL);
+
+  if (!buffer)
+    buffer = g_new (gchar, PAD_LENGTH + 1);
+
+  /* paranoid check */
+  if (strlen (string) >= PAD_LENGTH)
+    {
+      g_free (buffer);
+      buffer = g_strdup_printf ("%s ", string);
+      g_warning ("overfull string (%u bytes) for padspace",
+                 (guint) strlen (string));
+      exit_status |= 2;
+
+      return buffer;
+    }
+
+  for (i = 0; i < PAD_LENGTH; i++)
+    {
+      gboolean done = *string == 0;
+
+      buffer[i] = done ? ' ' : *string++;
+    }
+  buffer[i] = 0;
+
+  return buffer;
+}
+
+static const gchar*
+indent (guint n_spaces)
+{
+  static gchar *buffer = NULL;
+  static guint blength = 0;
+
+  if (blength <= n_spaces)
+    {
+      blength = n_spaces + 1;
+      g_free (buffer);
+      buffer = g_new (gchar, blength);
+    }
+  memset (buffer, ' ', n_spaces);
+  buffer[n_spaces] = 0;
+
+  return buffer;
+}
+
+static void
+generate_marshal (const gchar *signame,
+		  Signature   *sig)
+{
+  guint ind, a;
+  GList *node;
+  gchar *tmp = g_strconcat (marshaller_prefix, "_", signame, NULL);
+  gboolean have_std_marshaller = FALSE;
+
+  /* here we have to make sure a marshaller named <marshaller_prefix>_<signame>
+   * exists. we might have put it out already, can revert to a standard
+   * marshaller provided by glib, or need to generate one.
+   */
+
+  if (g_hash_table_lookup (marshallers, tmp))
+    {
+      /* done, marshaller already generated */
+      g_free (tmp);
+      return;
+    }
+  else
+    {
+      /* need to alias/generate marshaller, register name */
+      g_hash_table_insert (marshallers, tmp, tmp);
+    }
+
+  /* can we revert to a standard marshaller? */
+  if (std_includes)
+    {
+      tmp = g_strconcat (std_marshaller_prefix, "_", signame, NULL);
+      have_std_marshaller = g_hash_table_lookup (marshallers, tmp) != NULL;
+      g_free (tmp);
+    }
+
+  if (gen_cheader && have_std_marshaller)
+    {
+      g_fprintf (fout, "#define %s_%s\t%s_%s\n", marshaller_prefix, signame, std_marshaller_prefix, signame);
+    }
+  if (gen_cheader && !have_std_marshaller)
+    {
+      ind = g_fprintf (fout, gen_internal ? "G_GNUC_INTERNAL " : "extern ");
+      ind += g_fprintf (fout, "void ");
+      ind += g_fprintf (fout, "%s_%s (", marshaller_prefix, signame);
+      g_fprintf (fout,   "GClosure     *closure,\n");
+      g_fprintf (fout, "%sGValue       *return_value,\n", indent (ind));
+      g_fprintf (fout, "%sguint         n_param_values,\n", indent (ind));
+      g_fprintf (fout, "%sconst GValue *param_values,\n", indent (ind));
+      g_fprintf (fout, "%sgpointer      invocation_hint,\n", indent (ind));
+      g_fprintf (fout, "%sgpointer      marshal_data);\n",
+                 indent (ind));
+    }
+  if (gen_cbody && !have_std_marshaller)
+    {
+      /* cfile marshal header */
+      g_fprintf (fout, "void\n");
+      ind = g_fprintf (fout, "%s_%s (", marshaller_prefix, signame);
+      g_fprintf (fout,   "GClosure     *closure,\n");
+      g_fprintf (fout, "%sGValue       *return_value G_GNUC_UNUSED,\n", indent (ind));
+      g_fprintf (fout, "%sguint         n_param_values,\n", indent (ind));
+      g_fprintf (fout, "%sconst GValue *param_values,\n", indent (ind));
+      g_fprintf (fout, "%sgpointer      invocation_hint G_GNUC_UNUSED,\n", indent (ind));
+      g_fprintf (fout, "%sgpointer      marshal_data)\n", indent (ind));
+      g_fprintf (fout, "{\n");
+
+      /* cfile GMarshalFunc typedef */
+      ind = g_fprintf (fout, "  typedef %s (*GMarshalFunc_%s) (", sig->rarg->ctype, signame);
+      g_fprintf (fout, "%s data1,\n", pad ("gpointer"));
+      for (a = 1, node = sig->args; node; node = node->next)
+	{
+	  InArgument *iarg = node->data;
+
+	  if (iarg->getter)
+	    g_fprintf (fout, "%s%s arg_%d,\n", indent (ind), pad (iarg->ctype), a++);
+	}
+      g_fprintf (fout, "%s%s data2);\n", indent (ind), pad ("gpointer"));
+
+      /* cfile marshal variables */
+      g_fprintf (fout, "  register GMarshalFunc_%s callback;\n", signame);
+      g_fprintf (fout, "  register GCClosure *cc = (GCClosure*) closure;\n");
+      g_fprintf (fout, "  register gpointer data1, data2;\n");
+      if (sig->rarg->setter)
+	g_fprintf (fout, "  %s v_return;\n", sig->rarg->ctype);
+
+      if (sig->args || sig->rarg->setter)
+	{
+	  g_fprintf (fout, "\n");
+
+	  if (sig->rarg->setter)
+	    g_fprintf (fout, "  g_return_if_fail (return_value != NULL);\n");
+	  if (sig->args)
+	    {
+	      for (a = 0, node = sig->args; node; node = node->next)
+		{
+		  InArgument *iarg = node->data;
+
+		  if (iarg->getter)
+		    a++;
+		}
+	      g_fprintf (fout, "  g_return_if_fail (n_param_values == %u);\n", 1 + a);
+	    }
+	}
+
+      /* cfile marshal data1, data2 and callback setup */
+      g_fprintf (fout, "\n");
+      g_fprintf (fout, "  if (G_CCLOSURE_SWAP_DATA (closure))\n    {\n");
+      g_fprintf (fout, "      data1 = closure->data;\n");
+      g_fprintf (fout, "      data2 = g_value_peek_pointer (param_values + 0);\n");
+      g_fprintf (fout, "    }\n  else\n    {\n");
+      g_fprintf (fout, "      data1 = g_value_peek_pointer (param_values + 0);\n");
+      g_fprintf (fout, "      data2 = closure->data;\n");
+      g_fprintf (fout, "    }\n");
+      g_fprintf (fout, "  callback = (GMarshalFunc_%s) (marshal_data ? marshal_data : cc->callback);\n", signame);
+
+      /* cfile marshal callback action */
+      g_fprintf (fout, "\n");
+      ind = g_fprintf (fout, " %s callback (", sig->rarg->setter ? " v_return =" : "");
+      g_fprintf (fout, "data1,\n");
+      for (a = 1, node = sig->args; node; node = node->next)
+	{
+	  InArgument *iarg = node->data;
+
+	  if (iarg->getter)
+	    g_fprintf (fout, "%s%s (param_values + %d),\n", indent (ind), iarg->getter, a++);
+	}
+      g_fprintf (fout, "%sdata2);\n", indent (ind));
+
+      /* cfile marshal return value storage */
+      if (sig->rarg->setter)
+	{
+	  g_fprintf (fout, "\n");
+	  g_fprintf (fout, "  %s (return_value, v_return);\n", sig->rarg->setter);
+	}
+
+      /* cfile marshal footer */
+      g_fprintf (fout, "}\n");
+    }
+}
+
+static void
+process_signature (Signature *sig)
+{
+  gchar *pname, *sname, *tmp;
+  GList *node;
+
+  /* lookup and complete info on arguments */
+  if (!complete_out_arg (sig->rarg))
+    {
+      g_warning ("unknown type: %s", sig->rarg->keyword);
+      exit_status |= 1;
+      return;
+    }
+  for (node = sig->args; node; node = node->next)
+    {
+      InArgument *iarg = node->data;
+
+      if (!complete_in_arg (iarg))
+	{
+	  g_warning ("unknown type: %s", iarg->keyword);
+          exit_status |= 1;
+	  return;
+	}
+    }
+
+  /* construct requested marshaller name and technical marshaller name */
+  pname = g_strconcat (sig->rarg->keyword, "_", NULL);
+  sname = g_strconcat (sig->rarg->sig_name, "_", NULL);
+  for (node = sig->args; node; node = node->next)
+    {
+      InArgument *iarg = node->data;
+      gchar *tmp;
+
+      tmp = sname;
+      sname = g_strconcat (tmp, "_", iarg->sig_name, NULL);
+      g_free (tmp);
+      tmp = pname;
+      pname = g_strconcat (tmp, "_", iarg->keyword, NULL);
+      g_free (tmp);
+    }
+
+  /* introductionary comment */
+  g_fprintf (fout, "\n/* %s", sig->rarg->keyword);
+  for (node = sig->args; node; node = node->next)
+    {
+      InArgument *iarg = node->data;
+
+      g_fprintf (fout, "%c%s", node->prev ? ',' : ':', iarg->keyword);
+    }
+  if (!skip_ploc)
+    g_fprintf (fout, " (%s)", sig->ploc);
+  g_fprintf (fout, " */\n");
+
+  /* ensure technical marshaller exists (<marshaller_prefix>_<sname>) */
+  generate_marshal (sname, sig);
+
+  /* put out marshaller alias for requested name if required (<marshaller_prefix>_<pname>) */
+  tmp = g_strconcat (marshaller_prefix, "_", pname, NULL);
+  if (gen_cheader && !g_hash_table_lookup (marshallers, tmp))
+    {
+      g_fprintf (fout, "#define %s_%s\t%s_%s\n", marshaller_prefix, pname, marshaller_prefix, sname);
+
+      g_hash_table_insert (marshallers, tmp, tmp);
+    }
+  else
+    g_free (tmp);
+
+  g_free (pname);
+  g_free (sname);
+}
+
+static InArgument*
+new_in_arg (const gchar *pname)
+{
+  InArgument *iarg = g_new0 (InArgument, 1);
+
+  iarg->keyword = g_strdup (pname);
+
+  return iarg;
+}
+
+static OutArgument*
+new_out_arg (const gchar *pname)
+{
+  OutArgument *oarg = g_new0 (OutArgument, 1);
+
+  oarg->keyword = g_strdup (pname);
+
+  return oarg;
+}
+
+static guint
+parse_line (GScanner  *scanner,
+	    Signature *sig)
+{
+  /* parse identifier for return value */
+  if (g_scanner_get_next_token (scanner) != G_TOKEN_IDENTIFIER)
+    return G_TOKEN_IDENTIFIER;
+  sig->rarg = new_out_arg (scanner->value.v_identifier);
+
+  /* keep a note on the location */
+  sig->ploc = g_strdup_printf ("%s:%u", scanner->input_name, scanner->line);
+
+  /* expect ':' */
+  if (g_scanner_get_next_token (scanner) != ':')
+    return ':';
+
+  /* parse first argument */
+  if (g_scanner_get_next_token (scanner) != G_TOKEN_IDENTIFIER)
+    return G_TOKEN_IDENTIFIER;
+  sig->args = g_list_append (sig->args, new_in_arg (scanner->value.v_identifier));
+
+  /* parse rest of argument list */
+  while (g_scanner_peek_next_token (scanner) == ',')
+    {
+      /* eat comma */
+      g_scanner_get_next_token (scanner);
+
+      /* parse arg identifier */
+      if (g_scanner_get_next_token (scanner) != G_TOKEN_IDENTIFIER)
+	return G_TOKEN_IDENTIFIER;
+      sig->args = g_list_append (sig->args, new_in_arg (scanner->value.v_identifier));
+    }
+
+  /* expect end of line, done */
+  if (g_scanner_get_next_token (scanner) != '\n')
+    return '\n';
+
+  /* success */
+  return G_TOKEN_NONE;
+}
+
+static gboolean
+string_key_destroy (gpointer key,
+		    gpointer value,
+		    gpointer user_data)
+{
+  g_free (key);
+
+  return TRUE;
+}
+
+int
+main (int   argc,
+      char *argv[])
+{
+  const gchar *gobject_marshallers[] = {
+#include	"gmarshal.strings"
+  };
+  GScanner *scanner;
+  GSList *slist, *files = NULL;
+  gint i;
+#ifdef __SYMBIAN32__
+  gint fd1;
+  g_log_set_handler (NULL,  G_LOG_FLAG_FATAL| G_LOG_FLAG_RECURSION | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING | G_LOG_LEVEL_MESSAGE | G_LOG_LEVEL_INFO | G_LOG_LEVEL_DEBUG, &mrtLogHandler, NULL);
+  g_set_print_handler(mrtPrintHandler);
+  #endif /*__SYMBIAN32__*/
+  /* parse args and do fast exits */
+  parse_args (&argc, &argv);
+
+  /* list input files */
+  for (i = 1; i < argc; i++)
+    files = g_slist_prepend (files, argv[i]);
+  if (files)
+    files = g_slist_reverse (files);
+  else
+#ifdef __SYMBIAN32__
+	fd1 = open("c:\\genmarshaltest.txt", O_CREAT, 0666);
+	close(fd1);
+	files = g_slist_prepend (files, "c:\\genmarshaltest.txt");
+#else
+    files = g_slist_prepend (files, "/dev/stdin");
+#endif//__SYMBIAN32__
+  
+  /* setup auxillary structs */
+  scanner = g_scanner_new (&scanner_config_template);
+  fout = stdout;
+  marshallers = g_hash_table_new (g_str_hash, g_str_equal);
+
+  /* add standard marshallers of the GObject library */
+  if (std_includes)
+    for (i = 0; i < G_N_ELEMENTS (gobject_marshallers); i++)
+      {
+	gchar *tmp = g_strdup (gobject_marshallers[i]);
+
+	g_hash_table_insert (marshallers, tmp, tmp);
+      }
+
+  /* put out initial heading */
+  g_fprintf (fout, "\n");
+
+  if (gen_cheader && std_includes)
+    {
+      g_fprintf (fout, "#ifndef __%s_MARSHAL_H__\n", marshaller_prefix);
+      g_fprintf (fout, "#define __%s_MARSHAL_H__\n\n", marshaller_prefix);
+    }
+
+  if ((gen_cheader || gen_cbody) && std_includes)
+    g_fprintf (fout, "#include\t<glib-object.h>\n\n");
+
+  if (gen_cheader)
+    g_fprintf (fout, "G_BEGIN_DECLS\n");
+
+  /* generate necessary preprocessor directives */
+  if (gen_cbody)
+    put_marshal_value_getters ();
+
+  /* process input files */
+  for (slist = files; slist; slist = slist->next)
+    {
+      gchar *file = slist->data;
+      gint fd;
+      
+#ifdef __SYMBIAN32__
+      if (strcmp (file, "c:\\genmarshaltest.txt") == 0)
+#else      
+      if (strcmp (file, "/dev/stdin") == 0)    	  
+	/* Mostly for Win32. This is equivalent to opening /dev/stdin */
+	fd = dup (0);
+      else
+#endif//__SYMBIAN32__    	  
+	fd = open (file, O_RDONLY);
+
+      if (fd < 0)
+	{
+	  g_warning ("failed to open \"%s\": %s", file, g_strerror (errno));
+	  exit_status |= 1;
+	  continue;
+	}
+
+      /* set file name for error reports */
+      scanner->input_name = file;
+
+      /* parse & process file */
+      g_scanner_input_file (scanner, fd);
+
+      /* scanning loop, we parse the input until its end is reached,
+       * or our sub routine came across invalid syntax
+       */
+      do
+	{
+	  guint expected_token = G_TOKEN_NONE;
+
+	  switch (g_scanner_peek_next_token (scanner))
+	    {
+	    case '\n':
+	      /* eat newline and restart */
+	      g_scanner_get_next_token (scanner);
+	      continue;
+	    case G_TOKEN_EOF:
+	      /* done */
+	      break;
+	    default:
+	      /* parse and process signatures */
+	      {
+		Signature signature = { NULL, NULL, NULL };
+		GList *node;
+
+		expected_token = parse_line (scanner, &signature);
+
+		/* once we got a valid signature, process it */
+		if (expected_token == G_TOKEN_NONE)
+		  process_signature (&signature);
+
+		/* clean up signature contents */
+		g_free (signature.ploc);
+		if (signature.rarg)
+		  g_free (signature.rarg->keyword);
+		g_free (signature.rarg);
+		for (node = signature.args; node; node = node->next)
+		  {
+		    InArgument *iarg = node->data;
+
+		    g_free (iarg->keyword);
+		    g_free (iarg);
+		  }
+		g_list_free (signature.args);
+	      }
+	      break;
+	    }
+
+	  /* bail out on errors */
+	  if (expected_token != G_TOKEN_NONE)
+	    {
+	      g_scanner_unexp_token (scanner, expected_token, "type name", NULL, NULL, NULL, TRUE);
+	      exit_status |= 1;
+	      break;
+	    }
+
+	  g_scanner_peek_next_token (scanner);
+	}
+      while (scanner->next_token != G_TOKEN_EOF);
+
+      close (fd);
+    }
+
+  /* put out trailer */
+  if (gen_cheader)
+    {
+      g_fprintf (fout, "\nG_END_DECLS\n");
+
+      if (std_includes)
+	g_fprintf (fout, "\n#endif /* __%s_MARSHAL_H__ */\n", marshaller_prefix);
+    }
+  g_fprintf (fout, "\n");
+
+  /* clean up */
+  g_slist_free (files);
+  g_scanner_destroy (scanner);
+  g_hash_table_foreach_remove (marshallers, string_key_destroy, NULL);
+  g_hash_table_destroy (marshallers);
+#ifdef __SYMBIAN32__
+  testResultXml("glib-genmarshall");
+  remove("c:\\genmarshaltest.txt");
+#endif /* EMULATOR */
+  return exit_status;
+}
+
+static void
+parse_args (gint    *argc_p,
+	    gchar ***argv_p)
+{
+  guint argc = *argc_p;
+  gchar **argv = *argv_p;
+  guint i, e;
+
+  for (i = 1; i < argc; i++)
+    {
+      if (strcmp ("-header", argv[i]) == 0)
+	{
+	  gen_cheader = TRUE;
+	  argv[i] = NULL;
+	}
+      else if (strcmp ("-body", argv[i]) == 0)
+	{
+	  gen_cbody = TRUE;
+	  argv[i] = NULL;
+	}
+      else if (strcmp ("-skip-source", argv[i]) == 0)
+	{
+	  skip_ploc = TRUE;
+	  argv[i] = NULL;
+	}
+      else if (strcmp ("-nostdinc", argv[i]) == 0)
+	{
+	  std_includes = FALSE;
+	  argv[i] = NULL;
+	}
+      else if (strcmp ("-stdinc", argv[i]) == 0)
+	{
+	  std_includes = TRUE;
+	  argv[i] = NULL;
+	}
+      else if (strcmp ("-internal", argv[i]) == 0)
+	{
+	  gen_internal = TRUE;
+	  argv[i] = NULL;
+	}
+      else if ((strcmp ("-prefix", argv[i]) == 0) ||
+	       (strncmp ("-prefix=", argv[i], 9) == 0))
+	{
+          gchar *equal = argv[i] + 8;
+
+	  if (*equal == '=')
+	    marshaller_prefix = g_strdup (equal + 1);
+	  else if (i + 1 < argc)
+	    {
+	      marshaller_prefix = g_strdup (argv[i + 1]);
+	      argv[i] = NULL;
+	      i += 1;
+	    }
+	  argv[i] = NULL;
+	}
+      else if (strcmp ("-h", argv[i]) == 0 ||
+          strcmp ("-?", argv[i]) == 0 ||
+	  strcmp ("-help", argv[i]) == 0)
+	{
+	  print_blurb (stderr, TRUE);
+	  argv[i] = NULL;
+	  exit (0);
+	}
+      else if (strcmp ("-v", argv[i]) == 0 ||
+	       strcmp ("-version", argv[i]) == 0)
+	{
+	  print_blurb (stderr, FALSE);
+	  argv[i] = NULL;
+	  exit (0);
+	}
+      else if (strcmp (argv[i], "-g-fatal-warnings") == 0)
+	{
+	  GLogLevelFlags fatal_mask;
+
+	  fatal_mask = g_log_set_always_fatal (G_LOG_FATAL_MASK);
+	  fatal_mask |= G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL;
+	  g_log_set_always_fatal (fatal_mask);
+
+	  argv[i] = NULL;
+	}
+    }
+
+  e = 0;
+  for (i = 1; i < argc; i++)
+    {
+      if (e)
+	{
+	  if (argv[i])
+	    {
+	      argv[e++] = argv[i];
+	      argv[i] = NULL;
+	    }
+	}
+      else if (!argv[i])
+	e = i;
+    }
+  if (e)
+    *argc_p = e;
+}
+
+static void
+print_blurb (FILE    *bout,
+	     gboolean print_help)
+{
+  if (!print_help)
+    {
+      g_fprintf (bout, "%s version ", PRG_NAME);
+      g_fprintf (bout, "%u.%u.%u", GLIB_MAJOR_VERSION, GLIB_MINOR_VERSION, GLIB_MICRO_VERSION);
+      g_fprintf (bout, "\n");
+      g_fprintf (bout, "%s comes with ABSOLUTELY NO WARRANTY.\n", PRG_NAME);
+      g_fprintf (bout, "You may redistribute copies of %s under the terms of\n", PRG_NAME);
+      g_fprintf (bout, "the GNU General Public License which can be found in the\n");
+      g_fprintf (bout, "%s source package. Sources, examples and contact\n", PKG_NAME);
+      g_fprintf (bout, "information are available at %s\n", PKG_HTTP_HOME);
+    }
+  else
+    {
+      g_fprintf (bout, "Usage:\n");
+      g_fprintf (bout, "  %s [OPTION...] [FILES...]\n\n", PRG_NAME);
+      g_fprintf (bout, "Help Options:\n");
+      g_fprintf (bout, "  -h, -help                 Show this help message\n\n");
+      g_fprintf (bout, "Utility Options:\n");
+      g_fprintf (bout, "  -header                   Generate C headers\n");
+      g_fprintf (bout, "  -body                     Generate C code\n");
+      g_fprintf (bout, "  -prefix=string            Specify marshaller prefix\n");
+      g_fprintf (bout, "  -skip-source              Skip source location comments\n");
+      g_fprintf (bout, "  -stdinc, -nostdinc       Include/use standard marshallers\n");
+      g_fprintf (bout, "  -internal                 Mark generated functions as internal\n");
+      g_fprintf (bout, "  -v, -version              Print version informations\n");
+      g_fprintf (bout, "  -g-fatal-warnings         Make warnings fatal (abort)\n");
+    }
+}