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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
*
* Copyright (C) 2010-2012 Richard Hughes <richard@hughsie.com>
*
* Licensed under the GNU General Public License Version 2
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <config.h>
#include <glib/gi18n.h>
#include <unistd.h>
#include <stdio.h>
#ifdef HAVE_SYSLOG_H
#include <syslog.h>
#endif
#include <cd-debug.h>
static gboolean _verbose = FALSE;
static gboolean _console = FALSE;
gboolean
cd_debug_is_verbose (void)
{
/* local first */
if (_verbose)
return TRUE;
/* fall back to env variable */
if (g_getenv ("VERBOSE") != NULL)
return TRUE;
return FALSE;
}
static void
cd_debug_ignore_cb (const gchar *log_domain,
GLogLevelFlags log_level,
const gchar *message,
gpointer user_data)
{
/* syslog */
switch (log_level) {
case G_LOG_LEVEL_INFO:
#ifdef HAVE_SYSLOG_H
syslog (LOG_INFO, "%s", message);
#else
g_print ("%s\n", message);
#endif
break;
case G_LOG_LEVEL_CRITICAL:
case G_LOG_LEVEL_ERROR:
case G_LOG_LEVEL_WARNING:
#ifdef HAVE_SYSLOG_H
syslog (LOG_WARNING, "%s", message);
#else
g_print ("%s\n", message);
#endif
break;
default:
break;
}
}
static void
cd_debug_handler_cb (const gchar *log_domain,
GLogLevelFlags log_level,
const gchar *message,
gpointer user_data)
{
gchar str_time[255];
time_t the_time;
/* syslog */
switch (log_level) {
case G_LOG_LEVEL_INFO:
#ifdef HAVE_SYSLOG_H
syslog (LOG_INFO, "%s", message);
#else
g_print ("%s\n", message);
#endif
break;
case G_LOG_LEVEL_CRITICAL:
case G_LOG_LEVEL_ERROR:
case G_LOG_LEVEL_WARNING:
#ifdef HAVE_SYSLOG_H
syslog (LOG_WARNING, "%s", message);
#else
g_print ("%s\n", message);
#endif
break;
default:
break;
}
/* time header */
time (&the_time);
strftime (str_time, 254, "%H:%M:%S", localtime (&the_time));
/* no color please, we're British */
if (!_console) {
if (log_level == G_LOG_LEVEL_DEBUG) {
g_print ("%s\t%s\n",
str_time, message);
} else {
g_print ("***\n%s\t%s\n***\n",
str_time, message);
}
return;
}
/* critical is also in red */
if (log_level == G_LOG_LEVEL_CRITICAL ||
log_level == G_LOG_LEVEL_ERROR) {
g_print ("%c[%dm%s\t", 0x1B, 32, str_time);
g_print ("%c[%dm%s\n%c[%dm", 0x1B, 31, message, 0x1B, 0);
} else {
/* debug in blue */
g_print ("%c[%dm%s\t", 0x1B, 32, str_time);
g_print ("%c[%dm%s\n%c[%dm", 0x1B, 34, message, 0x1B, 0);
}
}
static gboolean
cd_debug_pre_parse_hook (GOptionContext *context,
GOptionGroup *group,
gpointer data,
GError **error)
{
const GOptionEntry main_entries[] = {
{ "verbose", 'v', 0, G_OPTION_ARG_NONE, &_verbose,
/* TRANSLATORS: turn on all debugging */
N_("Show debugging information for all files"), NULL },
{ NULL}
};
/* add main entry */
g_option_context_add_main_entries (context, main_entries, NULL);
return TRUE;
}
void
cd_debug_destroy (void)
{
#ifdef HAVE_SYSLOG_H
closelog ();
#endif
}
void
cd_debug_setup (gboolean enabled)
{
if (enabled) {
g_log_set_fatal_mask (NULL, G_LOG_LEVEL_ERROR |
G_LOG_LEVEL_CRITICAL);
g_log_set_handler (G_LOG_DOMAIN,
G_LOG_LEVEL_ERROR |
G_LOG_LEVEL_CRITICAL |
G_LOG_LEVEL_DEBUG |
G_LOG_LEVEL_WARNING,
cd_debug_handler_cb, NULL);
} else {
/* hide all debugging */
g_log_set_handler (G_LOG_DOMAIN, G_LOG_LEVEL_DEBUG,
cd_debug_ignore_cb, NULL);
}
#ifdef HAVE_SYSLOG_H
openlog ("colord", LOG_CONS, LOG_DAEMON);
#endif
/* are we on an actual TTY? */
_console = (isatty (fileno (stdout)) == 1);
}
static gboolean
cd_debug_post_parse_hook (GOptionContext *context,
GOptionGroup *group,
gpointer data,
GError **error)
{
/* verbose? */
cd_debug_setup (_verbose);
g_debug ("Verbose debugging %s (on console %i)",
_verbose ? "enabled" : "disabled", _console);
return TRUE;
}
GOptionGroup *
cd_debug_get_option_group (void)
{
GOptionGroup *group;
group = g_option_group_new ("debug",
_("Debugging Options"),
_("Show debugging options"),
NULL, NULL);
g_option_group_set_parse_hooks (group,
cd_debug_pre_parse_hook,
cd_debug_post_parse_hook);
return group;
}
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