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/* GObject - GLib Type, Object, Parameter and Signal Library
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* Copyright (C) 1998-1999, 2000-2001 Tim Janik and Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General
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* Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <glib-object.h>
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#include <glib/gprintf.h>
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static gchar *indent_inc = NULL;
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static guint spacing = 1;
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static FILE *f_out = NULL;
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static GType root = 0;
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static gboolean recursion = TRUE;
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#if 0
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# define O_SPACE "\\as"
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# define O_ESPACE " "
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# define O_BRANCH "\\aE"
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# define O_VLINE "\\al"
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# define O_LLEAF "\\aL"
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# define O_KEY_FILL "_"
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#else
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# define O_SPACE " "
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# define O_ESPACE ""
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# define O_BRANCH "+"
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# define O_VLINE "|"
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# define O_LLEAF "`"
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# define O_KEY_FILL "_"
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#endif
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static void
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show_nodes (GType type,
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GType sibling,
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const gchar *indent)
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{
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GType *children;
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guint i;
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if (!type)
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return;
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children = g_type_children (type, NULL);
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if (type != root)
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for (i = 0; i < spacing; i++)
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g_fprintf (f_out, "%s%s\n", indent, O_VLINE);
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g_fprintf (f_out, "%s%s%s%s",
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indent,
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sibling ? O_BRANCH : (type != root ? O_LLEAF : O_SPACE),
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O_ESPACE,
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g_type_name (type));
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for (i = strlen (g_type_name (type)); i <= strlen (indent_inc); i++)
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fputs (O_KEY_FILL, f_out);
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fputc ('\n', f_out);
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if (children && recursion)
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{
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gchar *new_indent;
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GType *child;
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if (sibling)
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new_indent = g_strconcat (indent, O_VLINE, indent_inc, NULL);
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else
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new_indent = g_strconcat (indent, O_SPACE, indent_inc, NULL);
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for (child = children; *child; child++)
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show_nodes (child[0], child[1], new_indent);
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g_free (new_indent);
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}
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g_free (children);
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}
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static gint
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help (gchar *arg)
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{
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g_fprintf (stderr, "usage: gobject-query <qualifier> [-r <type>] [-{i|b} \"\"] [-s #] [-{h|x|y}]\n");
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g_fprintf (stderr, " -r specifiy root type\n");
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g_fprintf (stderr, " -n don't descend type tree\n");
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g_fprintf (stderr, " -h guess what ;)\n");
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g_fprintf (stderr, " -b specify indent string\n");
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g_fprintf (stderr, " -i specify incremental indent string\n");
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g_fprintf (stderr, " -s specify line spacing\n");
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g_fprintf (stderr, "qualifiers:\n");
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g_fprintf (stderr, " froots iterate over fundamental roots\n");
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g_fprintf (stderr, " tree print type tree\n");
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return arg != NULL;
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}
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int
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main (gint argc,
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gchar *argv[])
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{
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GLogLevelFlags fatal_mask;
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gboolean gen_froots = 0;
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gboolean gen_tree = 0;
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gint i;
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const gchar *iindent = "";
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f_out = stdout;
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fatal_mask = g_log_set_always_fatal (G_LOG_FATAL_MASK);
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fatal_mask |= G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL;
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g_log_set_always_fatal (fatal_mask);
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root = G_TYPE_OBJECT;
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for (i = 1; i < argc; i++)
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{
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if (strcmp ("-s", argv[i]) == 0)
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{
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i++;
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if (i < argc)
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spacing = atoi (argv[i]);
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}
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else if (strcmp ("-i", argv[i]) == 0)
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{
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i++;
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if (i < argc)
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{
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char *p;
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guint n;
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p = argv[i];
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while (*p)
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p++;
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n = p - argv[i];
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indent_inc = g_new (gchar, n * strlen (O_SPACE) + 1);
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*indent_inc = 0;
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while (n)
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{
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n--;
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strcpy (indent_inc, O_SPACE);
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}
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}
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}
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else if (strcmp ("-b", argv[i]) == 0)
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{
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i++;
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if (i < argc)
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iindent = argv[i];
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}
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else if (strcmp ("-r", argv[i]) == 0)
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{
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i++;
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if (i < argc)
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root = g_type_from_name (argv[i]);
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}
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else if (strcmp ("-n", argv[i]) == 0)
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{
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recursion = FALSE;
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}
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else if (strcmp ("froots", argv[i]) == 0)
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{
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gen_froots = 1;
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}
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else if (strcmp ("tree", argv[i]) == 0)
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{
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gen_tree = 1;
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}
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else if (strcmp ("-h", argv[i]) == 0)
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{
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return help (NULL);
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}
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else if (strcmp ("--help", argv[i]) == 0)
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{
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return help (NULL);
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}
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else
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return help (argv[i]);
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}
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if (!gen_froots && !gen_tree)
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return help (argv[i-1]);
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if (!indent_inc)
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{
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indent_inc = g_new (gchar, strlen (O_SPACE) + 1);
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*indent_inc = 0;
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strcpy (indent_inc, O_SPACE);
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}
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if (gen_tree)
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show_nodes (root, 0, iindent);
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if (gen_froots)
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{
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root = ~0;
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for (i = 0; i <= G_TYPE_FUNDAMENTAL_MAX; i += G_TYPE_MAKE_FUNDAMENTAL (1))
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{
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const gchar *name = g_type_name (i);
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if (name)
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show_nodes (i, 0, iindent);
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}
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}
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return 0;
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}
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