1// LAF Base Library
2// Copyright (c) 2020 Igara Studio S.A.
3// Copyright (c) 2001-2017 David Capello
4//
5// This file is released under the terms of the MIT license.
6// Read LICENSE.txt for more information.
7
8// Always undefine ERROR macro just in case (so we can include
9// base/log.h as the last header file)
10#ifdef ERROR
11#undef ERROR
12#endif
13
14#ifndef BASE_LOG_H_INCLUDED
15#define BASE_LOG_H_INCLUDED
16
17// Don't use pragma once because we want to undef ERROR each time this
18// file is included.
19//#pragma once
20
21enum LogLevel {
22 NONE = 0, // Default log level: do not log
23 FATAL = 1, // Something failed and we CANNOT continue the execution
24 ERROR = 2, // Something failed, the UI should show this, and we can continue
25 WARNING = 3, // Something failed, the UI don't need to show this, and we can continue
26 INFO = 4, // Information about some important event
27 VERBOSE = 5, // Information step by step
28};
29
30#ifdef __cplusplus
31#include <iosfwd>
32
33namespace base {
34
35 void set_log_filename(const char* filename);
36 void set_log_level(const LogLevel level);
37 LogLevel get_log_level();
38
39} // namespace base
40
41// E.g. LOG("text in information log level\n");
42void LOG(const char* format, ...);
43void LOG(const LogLevel level, const char* format, ...);
44
45inline void LOG(int) {
46 // This is in case LOG() is used with an integer value instead of
47 // LogLevel, an error must be triggered (e.g. on wingdi.h ERROR is
48 // defined as 0, and with this definition we avoid calling LOG(const
49 // char* format=0=nullptr) and we detect the problem at compile
50 // time.
51}
52
53#endif
54
55#endif
56