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03467c88 | 1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
5899f3b7 | 2 | |
c2f1db8f | 3 | #pragma once |
5899f3b7 | 4 | |
a7334b09 LP |
5 | /*** |
6 | This file is part of systemd. | |
7 | ||
8 | Copyright 2010 Lennart Poettering | |
9 | ||
10 | systemd is free software; you can redistribute it and/or modify it | |
5430f7f2 LP |
11 | under the terms of the GNU Lesser General Public License as published by |
12 | the Free Software Foundation; either version 2.1 of the License, or | |
a7334b09 LP |
13 | (at your option) any later version. |
14 | ||
15 | systemd is distributed in the hope that it will be useful, but | |
16 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
5430f7f2 | 18 | Lesser General Public License for more details. |
a7334b09 | 19 | |
5430f7f2 | 20 | You should have received a copy of the GNU Lesser General Public License |
a7334b09 LP |
21 | along with systemd; If not, see <http://www.gnu.org/licenses/>. |
22 | ***/ | |
23 | ||
5899f3b7 | 24 | #include <syslog.h> |
bbe63281 | 25 | #include <stdbool.h> |
17a94911 | 26 | #include <stdarg.h> |
0d0f0c50 | 27 | #include <errno.h> |
5899f3b7 LP |
28 | |
29 | #include "macro.h" | |
30 | ||
16801e90 LP |
31 | typedef enum LogTarget{ |
32 | LOG_TARGET_CONSOLE, | |
16801e90 | 33 | LOG_TARGET_KMSG, |
5ba081b0 LP |
34 | LOG_TARGET_JOURNAL, |
35 | LOG_TARGET_JOURNAL_OR_KMSG, | |
843d2643 LP |
36 | LOG_TARGET_SYSLOG, |
37 | LOG_TARGET_SYSLOG_OR_KMSG, | |
5ba081b0 | 38 | LOG_TARGET_AUTO, /* console if stderr is tty, JOURNAL_OR_KMSG otherwise */ |
a6903061 | 39 | LOG_TARGET_SAFE, /* console if stderr is tty, KMSG otherwise */ |
9fae33d2 | 40 | LOG_TARGET_NULL, |
16801e90 LP |
41 | _LOG_TARGET_MAX, |
42 | _LOG_TARGET_INVALID = -1 | |
43 | } LogTarget; | |
44 | ||
45 | void log_set_target(LogTarget target); | |
46 | void log_set_max_level(int level); | |
3eff4208 | 47 | void log_set_facility(int facility); |
16801e90 | 48 | |
34f0e866 LP |
49 | int log_set_target_from_string(const char *e); |
50 | int log_set_max_level_from_string(const char *e); | |
51 | ||
bbe63281 LP |
52 | void log_show_color(bool b); |
53 | void log_show_location(bool b); | |
54 | ||
55 | int log_show_color_from_string(const char *e); | |
56 | int log_show_location_from_string(const char *e); | |
57 | ||
1adf1049 LP |
58 | LogTarget log_get_target(void); |
59 | int log_get_max_level(void); | |
60 | ||
843d2643 | 61 | int log_open(void); |
871e5809 | 62 | void log_close(void); |
4d8a7798 | 63 | void log_forget_fds(void); |
843d2643 | 64 | |
16801e90 | 65 | void log_close_syslog(void); |
5ba081b0 | 66 | void log_close_journal(void); |
843d2643 LP |
67 | void log_close_kmsg(void); |
68 | void log_close_console(void); | |
16801e90 | 69 | |
34f0e866 LP |
70 | void log_parse_environment(void); |
71 | ||
843d2643 | 72 | int log_meta( |
5899f3b7 LP |
73 | int level, |
74 | const char*file, | |
75 | int line, | |
76 | const char *func, | |
93a46b0b | 77 | const char *format, ...) _printf_attr_(5,6); |
5899f3b7 | 78 | |
17a94911 LP |
79 | int log_metav( |
80 | int level, | |
81 | const char*file, | |
82 | int line, | |
83 | const char *func, | |
84 | const char *format, | |
85 | va_list ap); | |
86 | ||
b7f33638 MS |
87 | _noreturn_ void log_assert_failed(const char *text, const char *file, int line, const char *func); |
88 | _noreturn_ void log_assert_failed_unreachable(const char *text, const char *file, int line, const char *func); | |
185986c6 | 89 | |
2149e37c LP |
90 | /* This modifies the buffer passed! */ |
91 | int log_dump_internal( | |
92 | int level, | |
93 | const char*file, | |
94 | int line, | |
95 | const char *func, | |
96 | char *buffer); | |
97 | ||
b070e7f3 | 98 | #define log_full(level, ...) log_meta(level, __FILE__, __LINE__, __func__, __VA_ARGS__) |
92abbefb | 99 | |
5899f3b7 LP |
100 | #define log_debug(...) log_meta(LOG_DEBUG, __FILE__, __LINE__, __func__, __VA_ARGS__) |
101 | #define log_info(...) log_meta(LOG_INFO, __FILE__, __LINE__, __func__, __VA_ARGS__) | |
102 | #define log_notice(...) log_meta(LOG_NOTICE, __FILE__, __LINE__, __func__, __VA_ARGS__) | |
103 | #define log_warning(...) log_meta(LOG_WARNING, __FILE__, __LINE__, __func__, __VA_ARGS__) | |
104 | #define log_error(...) log_meta(LOG_ERR, __FILE__, __LINE__, __func__, __VA_ARGS__) | |
105 | ||
0d0f0c50 SL |
106 | static inline int log_oom(void) { |
107 | log_error("Out of memory."); | |
108 | return -ENOMEM; | |
109 | } | |
110 | ||
2149e37c LP |
111 | /* This modifies the buffer passed! */ |
112 | #define log_dump(level, buffer) log_dump_internal(level, __FILE__, __LINE__, __func__, buffer) | |
113 | ||
34f0e866 LP |
114 | const char *log_target_to_string(LogTarget target); |
115 | LogTarget log_target_from_string(const char *s); |