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annotate src/error.c @ 35:bdb51709fd55

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core: implement error functions, closes #2453
author David Demelier <markand@malikania.fr>
date Mon, 13 Jan 2020 13:53:18 +0100
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children 9d1421c09dfb
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35
bdb51709fd55 core: implement error functions, closes #2453
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1 /*
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2 * error.c -- error routines
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3 *
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4 * Copyright (c) 2020 David Demelier <markand@malikania.fr>
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
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19 #include <stdio.h>
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20 #include <stdlib.h>
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21
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22 #include "error.h"
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23
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24 static char buffer[2048];
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25
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26 const char *
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27 error(void)
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28 {
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29 return buffer;
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30 }
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31
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32 void
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33 error_printf(const char *fmt, ...)
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34 {
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35 va_list ap;
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36
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37 va_start(ap, fmt);
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38 error_vprintf(fmt, ap);
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39 va_end(ap);
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40 }
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41
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42 void
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43 error_vprintf(const char *fmt, va_list ap)
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44 {
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45 vsnprintf(buffer, sizeof (buffer), fmt, ap);
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46 }
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47
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48 noreturn void
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49 error_fatalf(const char *fmt, ...)
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50 {
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51 va_list ap;
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52
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53 va_start(ap, fmt);
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54 error_vfatalf(fmt, ap);
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55 va_end(ap);
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56 }
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57
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58 noreturn void
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59 error_vfatalf(const char *fmt, va_list ap)
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60 {
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61 error_vprintf(fmt, ap);
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62 exit(1);
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63 }