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
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
|
/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
This program 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 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser 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 "log.h"
#include <map>
#include <list>
#include <sstream>
#include <algorithm>
#include "threads.h"
#include "debug.h"
#include "gettime.h"
#include "porting.h"
#include "config.h"
#ifdef __ANDROID__
unsigned int android_log_level_mapping[] {
/* LMT_ERROR */ ANDROID_LOG_ERROR,
/* LMT_ACTION */ ANDROID_LOG_WARN,
/* LMT_INFO */ ANDROID_LOG_INFO,
/* LMT_VERBOSE */ ANDROID_LOG_VERBOSE
};
#endif
std::list<ILogOutput*> log_outputs[LMT_NUM_VALUES];
std::map<threadid_t, std::string> log_threadnames;
JMutex log_threadnamemutex;
void log_add_output(ILogOutput *out, enum LogMessageLevel lev)
{
log_outputs[lev].push_back(out);
}
void log_add_output_maxlev(ILogOutput *out, enum LogMessageLevel lev)
{
for(int i=0; i<=lev; i++)
log_outputs[i].push_back(out);
}
void log_add_output_all_levs(ILogOutput *out)
{
for(int i=0; i<LMT_NUM_VALUES; i++)
log_outputs[i].push_back(out);
}
void log_remove_output(ILogOutput *out)
{
for(int i=0; i<LMT_NUM_VALUES; i++){
std::list<ILogOutput*>::iterator it =
std::find(log_outputs[i].begin(), log_outputs[i].end(), out);
if(it != log_outputs[i].end())
log_outputs[i].erase(it);
}
}
void log_set_lev_silence(enum LogMessageLevel lev, bool silence)
{
log_threadnamemutex.Lock();
for (std::list<ILogOutput *>::iterator
it = log_outputs[lev].begin();
it != log_outputs[lev].end();
++it) {
ILogOutput *out = *it;
out->silence = silence;
}
log_threadnamemutex.Unlock();
}
void log_register_thread(const std::string &name)
{
threadid_t id = get_current_thread_id();
log_threadnamemutex.Lock();
log_threadnames[id] = name;
log_threadnamemutex.Unlock();
}
void log_deregister_thread()
{
threadid_t id = get_current_thread_id();
log_threadnamemutex.Lock();
log_threadnames.erase(id);
log_threadnamemutex.Unlock();
}
static std::string get_lev_string(enum LogMessageLevel lev)
{
switch(lev){
case LMT_ERROR:
return "ERROR";
case LMT_ACTION:
return "ACTION";
case LMT_INFO:
return "INFO";
case LMT_VERBOSE:
return "VERBOSE";
case LMT_NUM_VALUES:
break;
}
return "(unknown level)";
}
void log_printline(enum LogMessageLevel lev, const std::string &text)
{
log_threadnamemutex.Lock();
std::string threadname = "(unknown thread)";
std::map<threadid_t, std::string>::const_iterator i;
i = log_threadnames.find(get_current_thread_id());
if(i != log_threadnames.end())
threadname = i->second;
std::string levelname = get_lev_string(lev);
std::ostringstream os(std::ios_base::binary);
os<<getTimestamp()<<": "<<levelname<<"["<<threadname<<"]: "<<text;
for(std::list<ILogOutput*>::iterator i = log_outputs[lev].begin();
i != log_outputs[lev].end(); i++){
ILogOutput *out = *i;
if (out->silence)
continue;
out->printLog(os.str());
out->printLog(os.str(), lev);
out->printLog(lev, text);
}
log_threadnamemutex.Unlock();
}
class Logbuf : public std::streambuf
{
public:
Logbuf(enum LogMessageLevel lev):
m_lev(lev)
{
}
~Logbuf()
{
}
int overflow(int c)
{
bufchar(c);
return c;
}
std::streamsize xsputn(const char *s, std::streamsize n)
{
for(int i=0; i<n; i++)
bufchar(s[i]);
return n;
}
void printbuf()
{
log_printline(m_lev, m_buf);
#ifdef __ANDROID__
__android_log_print(android_log_level_mapping[m_lev], PROJECT_NAME, "%s", m_buf.c_str());
#endif
}
void bufchar(char c)
{
if(c == '\n' || c == '\r'){
if(m_buf != "")
printbuf();
m_buf = "";
return;
}
m_buf += c;
}
private:
enum LogMessageLevel m_lev;
std::string m_buf;
};
Logbuf errorbuf(LMT_ERROR);
Logbuf actionbuf(LMT_ACTION);
Logbuf infobuf(LMT_INFO);
Logbuf verbosebuf(LMT_VERBOSE);
std::ostream errorstream(&errorbuf);
std::ostream actionstream(&actionbuf);
std::ostream infostream(&infobuf);
std::ostream verbosestream(&verbosebuf);
bool log_trace_level_enabled = false;
|
