File: panel-debug.c

package info (click to toggle)
xfce4-panel 4.20.6-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 17,212 kB
  • sloc: ansic: 61,588; sh: 5,515; makefile: 1,330; python: 128; xml: 101; sed: 16
file content (163 lines) | stat: -rw-r--r-- 4,200 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
/*
 * Copyright (C) 2010-2011 Nick Schermer <nick@xfce.org>
 *
 * 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 2.1 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "panel-debug.h"
#include "panel-private.h"



static PanelDebugFlag panel_debug_flags = 0;



/* additional debug levels */
static const GDebugKey panel_debug_keys[] = {
  /* external plugin proxy modes */
  { "gdb", PANEL_DEBUG_GDB },
  { "valgrind", PANEL_DEBUG_VALGRIND },

  /* domains for debug messages in the code */
  { "application", PANEL_DEBUG_APPLICATION },
  { "applicationsmenu", PANEL_DEBUG_APPLICATIONSMENU },
  { "base-window", PANEL_DEBUG_BASE_WINDOW },
  { "display-layout", PANEL_DEBUG_DISPLAY_LAYOUT },
  { "external", PANEL_DEBUG_EXTERNAL },
  { "main", PANEL_DEBUG_MAIN },
  { "module-factory", PANEL_DEBUG_MODULE_FACTORY },
  { "module", PANEL_DEBUG_MODULE },
  { "positioning", PANEL_DEBUG_POSITIONING },
  { "struts", PANEL_DEBUG_STRUTS },
  { "systray", PANEL_DEBUG_SYSTRAY },
  { "tasklist", PANEL_DEBUG_TASKLIST },
  { "pager", PANEL_DEBUG_PAGER },
  { "itembar", PANEL_DEBUG_ITEMBAR },
  { "clock", PANEL_DEBUG_CLOCK },
  { "actions", PANEL_DEBUG_ACTIONS },
};



static PanelDebugFlag
panel_debug_init (void)
{
  static gsize inited__volatile = 0;
  const gchar *value;

  if (g_once_init_enter (&inited__volatile))
    {
      value = g_getenv ("PANEL_DEBUG");
      if (value != NULL && *value != '\0')
        {
          panel_debug_flags = g_parse_debug_string (value, panel_debug_keys,
                                                    G_N_ELEMENTS (panel_debug_keys));

          /* always enable (unfiltered) debugging messages */
          PANEL_SET_FLAG (panel_debug_flags, PANEL_DEBUG_YES);

          /* unset gdb and valgrind in 'all' mode */
          if (g_ascii_strcasecmp (value, "all") == 0)
            PANEL_UNSET_FLAG (panel_debug_flags, PANEL_DEBUG_GDB | PANEL_DEBUG_VALGRIND);
        }

      g_once_init_leave (&inited__volatile, 1);
    }

  return panel_debug_flags;
}



static void
panel_debug_print (PanelDebugFlag domain,
                   const gchar *message,
                   va_list args)
{
  gchar *string;
  const gchar *domain_name = NULL;
  guint i;

  /* lookup domain name */
  for (i = 0; i < G_N_ELEMENTS (panel_debug_keys); i++)
    {
      if (panel_debug_keys[i].value == domain)
        {
          domain_name = panel_debug_keys[i].key;
          break;
        }
    }

  panel_assert (domain_name != NULL);

  string = g_strdup_vprintf (message, args);
  g_printerr (PACKAGE_NAME "(%s): %s\n", domain_name, string);
  g_free (string);
}



gboolean
panel_debug_has_domain (PanelDebugFlag domain)
{
  return PANEL_HAS_FLAG (panel_debug_flags, domain);
}



void
panel_debug (PanelDebugFlag domain,
             const gchar *message,
             ...)
{
  va_list args;

  panel_return_if_fail (domain > 0);
  panel_return_if_fail (message != NULL);

  /* leave when debug is disabled */
  if (panel_debug_init () == 0)
    return;

  va_start (args, message);
  panel_debug_print (domain, message, args);
  va_end (args);
}



void
panel_debug_filtered (PanelDebugFlag domain,
                      const gchar *message,
                      ...)
{
  va_list args;

  panel_return_if_fail (domain > 0);
  panel_return_if_fail (message != NULL);

  /* leave when the filter does not match */
  if (!PANEL_HAS_FLAG (panel_debug_init (), domain))
    return;

  va_start (args, message);
  panel_debug_print (domain, message, args);
  va_end (args);
}