84 lines
3.1 KiB
C
84 lines
3.1 KiB
C
/*
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* Copyright (c) 2000-2007 Niels Provos <provos@citi.umich.edu>
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* Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef LOG_INTERNAL_H_INCLUDED_
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#define LOG_INTERNAL_H_INCLUDED_
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#include "event2/util.h"
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#ifdef __GNUC__
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#define EV_CHECK_FMT(a,b) __attribute__((format(printf, a, b)))
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#define EV_NORETURN __attribute__((noreturn))
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#else
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#define EV_CHECK_FMT(a,b)
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#define EV_NORETURN
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#endif
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#define EVENT_ERR_ABORT_ ((int)0xdeaddead)
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#define USE_GLOBAL_FOR_DEBUG_LOGGING
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#if !defined(EVENT__DISABLE_DEBUG_MODE) || defined(USE_DEBUG)
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#define EVENT_DEBUG_LOGGING_ENABLED
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#endif
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#ifdef EVENT_DEBUG_LOGGING_ENABLED
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#ifdef USE_GLOBAL_FOR_DEBUG_LOGGING
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extern ev_uint32_t event_debug_logging_mask_;
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#define event_debug_get_logging_mask_() (event_debug_logging_mask_)
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#else
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ev_uint32_t event_debug_get_logging_mask_(void);
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#endif
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#else
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#define event_debug_get_logging_mask_() (0)
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#endif
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void event_err(int eval, const char *fmt, ...) EV_CHECK_FMT(2,3) EV_NORETURN;
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void event_warn(const char *fmt, ...) EV_CHECK_FMT(1,2);
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void event_sock_err(int eval, evutil_socket_t sock, const char *fmt, ...) EV_CHECK_FMT(3,4) EV_NORETURN;
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void event_sock_warn(evutil_socket_t sock, const char *fmt, ...) EV_CHECK_FMT(2,3);
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void event_errx(int eval, const char *fmt, ...) EV_CHECK_FMT(2,3) EV_NORETURN;
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void event_warnx(const char *fmt, ...) EV_CHECK_FMT(1,2);
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void event_msgx(const char *fmt, ...) EV_CHECK_FMT(1,2);
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void event_debugx_(const char *fmt, ...) EV_CHECK_FMT(1,2);
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void event_logv_(int severity, const char *errstr, const char *fmt, va_list ap)
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EV_CHECK_FMT(3,0);
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#ifdef EVENT_DEBUG_LOGGING_ENABLED
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#define event_debug(x) do { \
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if (event_debug_get_logging_mask_()) { \
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event_debugx_ x; \
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} \
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} while (0)
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#else
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#define event_debug(x) ((void)0)
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#endif
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#undef EV_CHECK_FMT
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#endif
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