1 | /* |
1 | /* |
2 | slog.C -- logging |
2 | slog.C -- logging |
3 | Copyright (C) 2003 Marc Lehmann <gvpe@schmorp.de> |
3 | Copyright (C) 2003-2008 Marc Lehmann <gvpe@schmorp.de> |
4 | |
4 | |
5 | This file is part of GVPE. |
5 | This file is part of GVPE. |
6 | |
6 | |
7 | GVPE is free software; you can redistribute it and/or modify |
7 | GVPE is free software; you can redistribute it and/or modify it |
8 | it under the terms of the GNU General Public License as published by |
8 | under the terms of the GNU General Public License as published by the |
9 | the Free Software Foundation; either version 2 of the License, or |
9 | Free Software Foundation; either version 3 of the License, or (at your |
10 | (at your option) any later version. |
10 | option) any later version. |
11 | |
11 | |
12 | This program is distributed in the hope that it will be useful, |
12 | This program is distributed in the hope that it will be useful, but |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
15 | GNU General Public License for more details. |
15 | Public License for more details. |
16 | |
16 | |
17 | You should have received a copy of the GNU General Public License |
17 | You should have received a copy of the GNU General Public License along |
18 | along with gvpe; if not, write to the Free Software |
18 | with this program; if not, see <http://www.gnu.org/licenses/>. |
19 | Foundation, Inc. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
19 | |
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20 | Additional permission under GNU GPL version 3 section 7 |
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21 | |
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22 | If you modify this Program, or any covered work, by linking or |
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23 | combining it with the OpenSSL project's OpenSSL library (or a modified |
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24 | version of that library), containing parts covered by the terms of the |
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25 | OpenSSL or SSLeay licenses, the licensors of this Program grant you |
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26 | additional permission to convey the resulting work. Corresponding |
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27 | Source for a non-source form of such a combination shall include the |
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28 | source code for the parts of OpenSSL used as well as that of the |
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29 | covered work. |
20 | */ |
30 | */ |
21 | |
31 | |
22 | #include <cstdarg> |
32 | #include <cstdarg> |
23 | #include <cstdio> |
33 | #include <cstdio> |
24 | #include <cstring> |
34 | #include <cstring> |
… | |
… | |
31 | |
41 | |
32 | loglevel log_level = L_INFO; |
42 | loglevel log_level = L_INFO; |
33 | const char *log_identity = ""; |
43 | const char *log_identity = ""; |
34 | static int logto = LOGTO_STDERR; |
44 | static int logto = LOGTO_STDERR; |
35 | |
45 | |
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46 | loglevel |
36 | loglevel string_to_loglevel (const char *s) |
47 | string_to_loglevel (const char *s) |
37 | { |
48 | { |
38 | if (!strcmp (s, "noise")) return L_NOISE; |
49 | if (!strcmp (s, "noise")) return L_NOISE; |
39 | if (!strcmp (s, "trace")) return L_TRACE; |
50 | if (!strcmp (s, "trace")) return L_TRACE; |
40 | if (!strcmp (s, "debug")) return L_DEBUG; |
51 | if (!strcmp (s, "debug")) return L_DEBUG; |
41 | if (!strcmp (s, "info")) return L_INFO; |
52 | if (!strcmp (s, "info")) return L_INFO; |
… | |
… | |
45 | if (!strcmp (s, "critical")) return L_CRIT; |
56 | if (!strcmp (s, "critical")) return L_CRIT; |
46 | |
57 | |
47 | return L_NONE; |
58 | return L_NONE; |
48 | } |
59 | } |
49 | |
60 | |
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61 | void |
50 | void log_to (int mask) |
62 | log_to (int mask) |
51 | { |
63 | { |
52 | if (logto & LOGTO_SYSLOG) |
64 | if (logto & LOGTO_SYSLOG) |
53 | closelog (); |
65 | closelog (); |
54 | |
66 | |
55 | logto = mask; |
67 | logto = mask; |
56 | |
68 | |
57 | if (logto & LOGTO_SYSLOG) |
69 | if (logto & LOGTO_SYSLOG) |
58 | openlog (log_identity, LOG_CONS | LOG_PID, LOG_DAEMON); |
70 | openlog (log_identity, LOG_CONS | LOG_PID, LOG_DAEMON); |
59 | } |
71 | } |
60 | |
72 | |
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73 | void |
61 | void slog_ (const loglevel l, const char *m, ...) |
74 | slog_ (const loglevel l, const char *m, ...) |
62 | { |
75 | { |
63 | if (l >= log_level) |
76 | if (l >= log_level) |
64 | { |
77 | { |
65 | va_list ap; |
78 | va_list ap; |
66 | va_start (ap, m); |
79 | va_start (ap, m); |
… | |
… | |
89 | |
102 | |
90 | delete msg; |
103 | delete msg; |
91 | } |
104 | } |
92 | } |
105 | } |
93 | |
106 | |
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107 | void |
94 | void fatal (const char *m) |
108 | fatal (const char *m) |
95 | { |
109 | { |
96 | slog (L_CRIT, m); |
110 | slog (L_CRIT, m); |
97 | exit (EXIT_FAILURE); |
111 | exit (EXIT_FAILURE); |
98 | } |
112 | } |
99 | |
113 | |
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114 | void |
100 | extern void require_failed (const char *file, int line, const char *info) |
115 | require_failed (const char *file, int line, const char *info) |
101 | { |
116 | { |
102 | slog (L_CRIT, "FATAL: This program encountered a SHOULD NOT HAPPEN condition and will exit:"); |
117 | slog (L_CRIT, "FATAL: This program encountered a SHOULD NOT HAPPEN condition and will exit:"); |
103 | slog (L_CRIT, "FATAL+ %s:%d '%s' is false", file, line, info); |
118 | slog (L_CRIT, "FATAL+ %s:%d '%s' is false", file, line, info); |
104 | slog (L_CRIT, "FATAL+ This might indicates a bug in this program, a bug in your libraries,"); |
119 | slog (L_CRIT, "FATAL+ This might indicates a bug in this program, a bug in your libraries,"); |
105 | slog (L_CRIT, "FATAL+ your system setup or operating system. Or it might indicate a very"); |
120 | slog (L_CRIT, "FATAL+ your system setup or operating system. Or it might indicate a very"); |