1 // logging.h -- Utility functions for managing log messages
2 // Copyright (C) 2008-2009 Markus Gutschke <markus@shellinabox.com>
4 // This program is free software; you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License version 2 as
6 // published by the Free Software Foundation.
8 // This program is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 // GNU General Public License for more details.
13 // You should have received a copy of the GNU General Public License along
14 // with this program; if not, write to the Free Software Foundation, Inc.,
15 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17 // In addition to these license terms, the author grants the following
20 // If you modify this program, or any covered work, by linking or
21 // combining it with the OpenSSL project's OpenSSL library (or a
22 // modified version of that library), containing parts covered by the
23 // terms of the OpenSSL or SSLeay licenses, the author
24 // grants you additional permission to convey the resulting work.
25 // Corresponding Source for a non-source form of such a combination
26 // shall include the source code for the parts of OpenSSL used as well
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30 // the work, or from any part of it.
32 // It is possible to build this program in a way that it loads OpenSSL
33 // libraries at run-time. If doing so, the following notices are required
34 // by the OpenSSL and SSLeay licenses:
36 // This product includes software developed by the OpenSSL Project
37 // for use in the OpenSSL Toolkit. (http://www.openssl.org/)
39 // This product includes cryptographic software written by Eric Young
40 // (eay@cryptsoft.com)
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57 #define MSG_DEFAULT MSG_ERROR
59 #define check(x) do { \
61 fatal("Check failed at "__FILE__":%d in %s(): %s", \
62 __LINE__, __func__, #x); \
65 #define dcheck(x) do { \
67 (logIsDebug() ? fatal : error)( \
68 "Check failed at "__FILE__":%d in %s(): %s", \
69 __LINE__, __func__, #x); \
72 void debug(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
73 void info(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
74 void warn(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
75 void error(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
76 void message(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
77 void fatal(const char *fmt, ...) __attribute__((format(printf, 1, 2),
83 int logIsMessage(void);
85 int logIsDefault(void);
86 int logIsVerbose(void);
87 void logSetLogLevel(int level);
89 char *vStringPrintf(char *buf, const char *fmt, va_list ap);
90 char *stringPrintf(char *buf, const char *fmt, ...)
91 __attribute__((format(printf, 2, 3)));
92 char *stringPrintfUnchecked(char *buf, const char *fmt, ...);
94 #endif /* LOGGING_H__ */