| 1 | /* |
1 | /* |
| 2 | slog.C -- logging |
2 | slog.C -- logging |
| 3 | Copyright (C) 2003 Marc Lehmannn <pcg@goof.com> |
3 | Copyright (C) 2003-2008 Marc Lehmann <gvpe@schmorp.de> |
| 4 | |
4 | |
|
|
5 | This file is part of GVPE. |
|
|
6 | |
| 5 | This program is free software; you can redistribute it and/or modify |
7 | GVPE is free software; you can redistribute it and/or modify it |
| 6 | 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 |
| 7 | the Free Software Foundation; either version 2 of the License, or |
9 | Free Software Foundation; either version 3 of the License, or (at your |
| 8 | (at your option) any later version. |
10 | option) any later version. |
| 9 | |
11 | |
| 10 | 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 |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
| 13 | GNU General Public License for more details. |
15 | Public License for more details. |
| 14 | |
16 | |
| 15 | 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 |
| 16 | along with this program; if not, write to the Free Software |
18 | with this program; if not, see <http://www.gnu.org/licenses/>. |
| 17 | Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 | |
|
|
20 | Additional permission under GNU GPL version 3 section 7 |
|
|
21 | |
|
|
22 | If you modify this Program, or any covered work, by linking or |
|
|
23 | combining it with the OpenSSL project's OpenSSL library (or a modified |
|
|
24 | version of that library), containing parts covered by the terms of the |
|
|
25 | OpenSSL or SSLeay licenses, the licensors of this Program grant you |
|
|
26 | additional permission to convey the resulting work. Corresponding |
|
|
27 | Source for a non-source form of such a combination shall include the |
|
|
28 | source code for the parts of OpenSSL used as well as that of the |
|
|
29 | covered work. |
| 18 | */ |
30 | */ |
| 19 | |
31 | |
| 20 | #include <cstdarg> |
32 | #include <cstdarg> |
| 21 | #include <cstdio> |
33 | #include <cstdio> |
| 22 | #include <cstring> |
34 | #include <cstring> |
| … | |
… | |
| 29 | |
41 | |
| 30 | loglevel log_level = L_INFO; |
42 | loglevel log_level = L_INFO; |
| 31 | const char *log_identity = ""; |
43 | const char *log_identity = ""; |
| 32 | static int logto = LOGTO_STDERR; |
44 | static int logto = LOGTO_STDERR; |
| 33 | |
45 | |
|
|
46 | loglevel |
| 34 | loglevel string_to_loglevel (const char *s) |
47 | string_to_loglevel (const char *s) |
| 35 | { |
48 | { |
| 36 | if (!strcmp (s, "noise")) return L_NOISE; |
49 | if (!strcmp (s, "noise")) return L_NOISE; |
| 37 | if (!strcmp (s, "trace")) return L_TRACE; |
50 | if (!strcmp (s, "trace")) return L_TRACE; |
| 38 | if (!strcmp (s, "debug")) return L_DEBUG; |
51 | if (!strcmp (s, "debug")) return L_DEBUG; |
| 39 | if (!strcmp (s, "info")) return L_INFO; |
52 | if (!strcmp (s, "info")) return L_INFO; |
| … | |
… | |
| 43 | if (!strcmp (s, "critical")) return L_CRIT; |
56 | if (!strcmp (s, "critical")) return L_CRIT; |
| 44 | |
57 | |
| 45 | return L_NONE; |
58 | return L_NONE; |
| 46 | } |
59 | } |
| 47 | |
60 | |
|
|
61 | void |
| 48 | void log_to (int mask) |
62 | log_to (int mask) |
| 49 | { |
63 | { |
| 50 | if (logto & LOGTO_SYSLOG) |
64 | if (logto & LOGTO_SYSLOG) |
| 51 | closelog (); |
65 | closelog (); |
| 52 | |
66 | |
| 53 | logto = mask; |
67 | logto = mask; |
| 54 | |
68 | |
| 55 | if (logto & LOGTO_SYSLOG) |
69 | if (logto & LOGTO_SYSLOG) |
| 56 | openlog (log_identity, LOG_CONS | LOG_PID, LOG_DAEMON); |
70 | openlog (log_identity, LOG_CONS | LOG_PID, LOG_DAEMON); |
| 57 | } |
71 | } |
| 58 | |
72 | |
|
|
73 | void |
| 59 | void slog_ (const loglevel l, const char *m, ...) |
74 | slog_ (const loglevel l, const char *m, ...) |
| 60 | { |
75 | { |
| 61 | if (l >= log_level) |
76 | if (l >= log_level) |
| 62 | { |
77 | { |
| 63 | va_list ap; |
78 | va_list ap; |
| 64 | va_start (ap, m); |
79 | va_start (ap, m); |
| … | |
… | |
| 87 | |
102 | |
| 88 | delete msg; |
103 | delete msg; |
| 89 | } |
104 | } |
| 90 | } |
105 | } |
| 91 | |
106 | |
|
|
107 | void |
| 92 | void fatal (const char *m) |
108 | fatal (const char *m) |
| 93 | { |
109 | { |
| 94 | slog (L_CRIT, m); |
110 | slog (L_CRIT, m); |
| 95 | exit (1); |
111 | exit (EXIT_FAILURE); |
| 96 | } |
112 | } |
| 97 | |
113 | |
|
|
114 | void |
|
|
115 | require_failed (const char *file, int line, const char *info) |
|
|
116 | { |
|
|
117 | slog (L_CRIT, "FATAL: This program encountered a SHOULD NOT HAPPEN condition and will exit:"); |
|
|
118 | slog (L_CRIT, "FATAL+ %s:%d '%s' is false", file, line, info); |
|
|
119 | slog (L_CRIT, "FATAL+ This might indicates a bug in this program, a bug in your libraries,"); |
|
|
120 | slog (L_CRIT, "FATAL+ your system setup or operating system. Or it might indicate a very"); |
|
|
121 | slog (L_CRIT, "FATAL+ unusual, unanticipated operating condition, library version mismatch"); |
|
|
122 | slog (L_CRIT, "FATAL+ or similar problem. If it's not obvious to you what was causing it,"); |
|
|
123 | slog (L_CRIT, "FATAL+ then please report this to the program author(s)."); |
|
|
124 | exit (126); |
|
|
125 | } |
|
|
126 | |
