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1 /* |
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2 * Copyright (c) 2000-2007 Niels Provos <provos@citi.umich.edu> |
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3 * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson |
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4 * |
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5 * Redistribution and use in source and binary forms, with or without |
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6 * modification, are permitted provided that the following conditions |
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7 * are met: |
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8 * 1. Redistributions of source code must retain the above copyright |
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9 * notice, this list of conditions and the following disclaimer. |
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10 * 2. Redistributions in binary form must reproduce the above copyright |
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11 * notice, this list of conditions and the following disclaimer in the |
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12 * documentation and/or other materials provided with the distribution. |
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13 * 3. The name of the author may not be used to endorse or promote products |
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14 * derived from this software without specific prior written permission. |
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15 * |
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16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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26 */ |
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27 #ifndef _LOG_H_ |
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28 #define _LOG_H_ |
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29 |
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30 #include "event2/util.h" |
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31 |
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32 #ifdef __GNUC__ |
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33 #define EV_CHECK_FMT(a,b) __attribute__((format(printf, a, b))) |
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34 #define EV_NORETURN __attribute__((noreturn)) |
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35 #else |
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36 #define EV_CHECK_FMT(a,b) |
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37 #define EV_NORETURN |
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38 #endif |
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39 |
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40 #define _EVENT_ERR_ABORT ((int)0xdeaddead) |
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41 |
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42 void event_err(int eval, const char *fmt, ...) EV_CHECK_FMT(2,3) EV_NORETURN; |
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43 void event_warn(const char *fmt, ...) EV_CHECK_FMT(1,2); |
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44 void event_sock_err(int eval, evutil_socket_t sock, const char *fmt, ...) EV_CHECK_FMT(3,4) EV_NORETURN; |
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45 void event_sock_warn(evutil_socket_t sock, const char *fmt, ...) EV_CHECK_FMT(2,3); |
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46 void event_errx(int eval, const char *fmt, ...) EV_CHECK_FMT(2,3) EV_NORETURN; |
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47 void event_warnx(const char *fmt, ...) EV_CHECK_FMT(1,2); |
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48 void event_msgx(const char *fmt, ...) EV_CHECK_FMT(1,2); |
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49 void _event_debugx(const char *fmt, ...) EV_CHECK_FMT(1,2); |
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50 |
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51 #ifdef USE_DEBUG |
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52 #define event_debug(x) _event_debugx x |
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53 #else |
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54 #define event_debug(x) do {;} while (0) |
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55 #endif |
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56 |
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57 #undef EV_CHECK_FMT |
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58 |
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59 #endif |