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
164
165
166
167
168
169
170
171
172
173
174
175
176
|
/*
* log.c
*
* Copyright (C) 2012 James Booth <boothj5@gmail.com>
*
* This file is part of Profanity.
*
* Profanity 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 3 of the License, or
* (at your option) any later version.
*
* Profanity 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 Profanity. If not, see <http://www.gnu.org/licenses/>.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "glib.h"
#include "common.h"
#include "log.h"
#include "preferences.h"
#define PROF "prof"
#ifdef _WIN32
// replace 'struct stat' and 'stat()' for windows
#define stat _stat
#endif
static FILE *logp;
static GTimeZone *tz;
static GDateTime *dt;
static log_level_t level_filter;
static GString *_get_log_file(void);
static void _rotate_log_file(void);
void
log_debug(const char * const msg, ...)
{
va_list arg;
va_start(arg, msg);
GString *fmt_msg = g_string_new(NULL);
g_string_vprintf(fmt_msg, msg, arg);
log_msg(PROF_LEVEL_DEBUG, PROF, fmt_msg->str);
g_string_free(fmt_msg, TRUE);
va_end(arg);
}
void
log_info(const char * const msg, ...)
{
va_list arg;
va_start(arg, msg);
GString *fmt_msg = g_string_new(NULL);
g_string_vprintf(fmt_msg, msg, arg);
log_msg(PROF_LEVEL_INFO, PROF, fmt_msg->str);
g_string_free(fmt_msg, TRUE);
va_end(arg);
}
void
log_warning(const char * const msg, ...)
{
va_list arg;
va_start(arg, msg);
GString *fmt_msg = g_string_new(NULL);
g_string_vprintf(fmt_msg, msg, arg);
log_msg(PROF_LEVEL_WARN, PROF, fmt_msg->str);
g_string_free(fmt_msg, TRUE);
va_end(arg);
}
void
log_error(const char * const msg, ...)
{
va_list arg;
va_start(arg, msg);
GString *fmt_msg = g_string_new(NULL);
g_string_vprintf(fmt_msg, msg, arg);
log_msg(PROF_LEVEL_ERROR, PROF, fmt_msg->str);
g_string_free(fmt_msg, TRUE);
va_end(arg);
}
void
log_init(log_level_t filter)
{
level_filter = filter;
tz = g_time_zone_new_local();
GString *log_file = _get_log_file();
logp = fopen(log_file->str, "a");
g_string_free(log_file, TRUE);
}
log_level_t
log_get_filter(void)
{
return level_filter;
}
void
log_close(void)
{
g_time_zone_unref(tz);
fclose(logp);
}
void
log_msg(log_level_t level, const char * const area, const char * const msg)
{
if (level >= level_filter) {
struct stat st;
int result;
GString *log_file = _get_log_file();
dt = g_date_time_new_now(tz);
gchar *date_fmt = g_date_time_format(dt, "%d/%m/%Y %H:%M:%S");
fprintf(logp, "%s: %s: %s\n", date_fmt, area, msg);
g_date_time_unref(dt);
fflush(logp);
g_free(date_fmt);
result = stat(log_file->str, &st);
if (result == 0 && st.st_size >= prefs_get_max_log_size()) {
_rotate_log_file();
}
g_string_free(log_file, TRUE);
}
}
static GString *
_get_log_file(void)
{
GString *log_file = g_string_new(getenv("HOME"));
g_string_append(log_file, "/.profanity/log");
create_dir(log_file->str);
g_string_append(log_file, "/profanity.log");
return log_file;
}
static void
_rotate_log_file(void)
{
GString *log_file = _get_log_file();
size_t len = strlen(log_file->str);
char *log_file_new = malloc(len + 3);
strncpy(log_file_new, log_file->str, len);
log_file_new[len] = '.';
log_file_new[len+1] = '1';
log_file_new[len+2] = 0;
log_close();
rename(log_file->str, log_file_new);
log_init(log_get_filter());
free(log_file_new);
g_string_free(log_file, TRUE);
log_info("Log has been rotated");
}
|