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50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
/*
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* log.h
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* Logging facilities.
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*
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* Matej Pfajfar <mp292@cam.ac.uk>
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*/
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#ifndef __LOG_H
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#ifdef HAVE_SYSLOG_H
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#include <syslog.h>
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#define LOG_WARN LOG_WARNING
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#else
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#define LOG_DEBUG 0
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#define LOG_INFO 1
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#define LOG_WARN 3
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#define LOG_ERR 4
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#endif
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/* magic to make GCC check for proper format strings. */
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#ifdef __GNUC__
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#define CHECK_PRINTF(formatIdx, firstArg) \
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__attribute__ ((format (printf, formatIdx, firstArg)))
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#else
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#define CHECK_PRINTF(formatIdx, firstArg)
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#endif
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void log_set_severity(int severity);
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void add_stream_log(int loglevel, const char *name, FILE *stream);
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int add_file_log(int severity, const char *filename);
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void close_logs();
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void reset_logs();
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/* Outputs a message to stdout */
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void _log(int severity, const char *format, ...) CHECK_PRINTF(2,3);
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#ifdef __GNUC__
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void _log_fn(int severity, const char *funcname, const char *format, ...)
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CHECK_PRINTF(3,4);
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#define log_fn(severity, args...) \
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_log_fn(severity, __PRETTY_FUNCTION__, args)
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#else
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#define log_fn _log
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#endif
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#define log _log /* hack it so we don't conflict with log() as much */
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# define __LOG_H
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#endif
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