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annotate src/error.c @ 54:779352498a8a

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make: beautify
author David Demelier <markand@malikania.fr>
date Sat, 18 Jan 2020 15:27:40 +0100
parents 9d1421c09dfb
children
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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 <errno.h>
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20 #include <stdio.h>
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21 #include <stdlib.h>
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22 #include <string.h>
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23
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24 #include "error.h"
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25 #include "error_p.h"
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26
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27 #include <SDL.h>
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28
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29 static char buffer[2048];
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30
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31 const char *
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32 error(void)
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33 {
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34 return buffer;
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35 }
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36
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37 bool
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38 error_errno(void)
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39 {
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40 error_printf("%s", strerror(errno));
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41
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42 return false;
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43 }
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44
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45 bool
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46 error_printf(const char *fmt, ...)
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47 {
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48 va_list ap;
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49
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50 va_start(ap, fmt);
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51 error_vprintf(fmt, ap);
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52 va_end(ap);
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53
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54 return false;
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55 }
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56
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57 bool
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58 error_vprintf(const char *fmt, va_list ap)
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59 {
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60 vsnprintf(buffer, sizeof (buffer), fmt, ap);
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61
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62 return false;
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63 }
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64
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65 noreturn void
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66 error_fatal(void)
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67 {
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68 fprintf(stderr, "%s\n", buffer);
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69 exit(1);
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70 }
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71
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72 noreturn void
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73 error_fatalf(const char *fmt, ...)
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74 {
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75 va_list ap;
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76
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77 va_start(ap, fmt);
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78 error_vfatalf(fmt, ap);
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79 va_end(ap);
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80 }
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81
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82 noreturn void
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83 error_vfatalf(const char *fmt, va_list ap)
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84 {
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85 fprintf(stderr, fmt, ap);
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86 exit(1);
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87 }
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88
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89 /* private: error_p.h */
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90
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91 bool
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92 error_sdl(void)
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93 {
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94 error_printf("%s", SDL_GetError());
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95
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96 return false;
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97 }