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annotate src/SDL_error.c @ 4903:f50c7996d925

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Documentation clarification
author Sam Lantinga <slouken@libsdl.org>
date Wed, 29 Sep 2010 21:24:50 -0700
parents ba7492f9e2b8
children be4ba07d9867
rev   line source
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1 /*
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2 SDL - Simple DirectMedia Layer
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3 Copyright (C) 1997-2010 Sam Lantinga
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4
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5 This library is free software; you can redistribute it and/or
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6 modify it under the terms of the GNU Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 of the License, or (at your option) any later version.
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9
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10 This library is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 Lesser General Public License for more details.
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14
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15 You should have received a copy of the GNU Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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18
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19 Sam Lantinga
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20 slouken@libsdl.org
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21 */
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22 #include "SDL_config.h"
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23
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24 /* Simple error handling in SDL */
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25
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26 #include "SDL_error.h"
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27 #include "SDL_error_c.h"
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28
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29 /*#define DEBUG_ERROR*/
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30
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31 /* Routine to get the thread-specific error variable */
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32 #if SDL_THREADS_DISABLED
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33 /* The default (non-thread-safe) global error variable */
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34 static SDL_error SDL_global_error;
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35 #define SDL_GetErrBuf() (&SDL_global_error)
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36 #else
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37 extern SDL_error *SDL_GetErrBuf(void);
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38 #endif /* SDL_THREADS_DISABLED */
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39
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40 #define SDL_ERRBUFIZE 1024
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41
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42 /* Private functions */
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43
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44 static const char *
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45 SDL_LookupString(const char *key)
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46 {
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47 /* FIXME: Add code to lookup key in language string hash-table */
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48 return key;
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49 }
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50
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51 /* Public functions */
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52
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53 void
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54 SDL_SetError(const char *fmt, ...)
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55 {
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56 va_list ap;
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57 SDL_error *error;
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58
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59 /* Copy in the key, mark error as valid */
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60 error = SDL_GetErrBuf();
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61 error->error = 1;
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62 SDL_strlcpy((char *) error->key, fmt, sizeof(error->key));
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63
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64 va_start(ap, fmt);
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65 error->argc = 0;
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66 while (*fmt) {
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67 if (*fmt++ == '%') {
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68 while (*fmt == '.' || (*fmt >= '0' && *fmt <= '9')) {
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69 ++fmt;
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70 }
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71 switch (*fmt++) {
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72 case 0: /* Malformed format string.. */
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73 --fmt;
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74 break;
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75 case 'c':
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76 case 'i':
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77 case 'd':
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78 case 'u':
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79 case 'o':
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80 case 'x':
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81 case 'X':
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82 error->args[error->argc++].value_i = va_arg(ap, int);
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83 break;
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84 case 'f':
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85 error->args[error->argc++].value_f = va_arg(ap, double);
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86 break;
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87 case 'p':
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88 error->args[error->argc++].value_ptr = va_arg(ap, void *);
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89 break;
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90 case 's':
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91 {
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92 int i = error->argc;
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93 const char *str = va_arg(ap, const char *);
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94 if (str == NULL)
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95 str = "(null)";
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96 SDL_strlcpy((char *) error->args[i].buf, str,
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97 ERR_MAX_STRLEN);
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98 error->argc++;
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99 }
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100 break;
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101 default:
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102 break;
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103 }
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104 if (error->argc >= ERR_MAX_ARGS) {
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105 break;
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106 }
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107 }
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108 }
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109 va_end(ap);
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110
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111 /* If we are in debug mode, print out an error message */
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112 #ifdef DEBUG_ERROR
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113 fprintf(stderr, "SDL_SetError: %s\n", SDL_GetError());
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114 #endif
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115 }
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116
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117 /* This function has a bit more overhead than most error functions
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118 so that it supports internationalization and thread-safe errors.
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119 */
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120 static char *
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121 SDL_GetErrorMsg(char *errstr, unsigned int maxlen)
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122 {
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123 SDL_error *error;
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124
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125 /* Clear the error string */
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126 *errstr = '\0';
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127 --maxlen;
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128
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129 /* Get the thread-safe error, and print it out */
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130 error = SDL_GetErrBuf();
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131 if (error->error) {
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132 const char *fmt;
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133 char *msg = errstr;
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134 int len;
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135 int argi;
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136
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c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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parents: 1847
diff changeset
137 fmt = SDL_LookupString(error->key);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
138 argi = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
139 while (*fmt && (maxlen > 0)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
140 if (*fmt == '%') {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
141 char tmp[32], *spot = tmp;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
142 *spot++ = *fmt++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
143 while ((*fmt == '.' || (*fmt >= '0' && *fmt <= '9'))
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
144 && spot < (tmp + SDL_arraysize(tmp) - 2)) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
145 *spot++ = *fmt++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
146 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
147 *spot++ = *fmt++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
148 *spot++ = '\0';
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
149 switch (spot[-2]) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
150 case '%':
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
151 *msg++ = '%';
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
152 maxlen -= 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
153 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
154 case 'c':
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
155 case 'i':
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
156 case 'd':
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
157 case 'u':
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
158 case 'o':
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
159 case 'x':
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
160 case 'X':
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
161 len =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
162 SDL_snprintf(msg, maxlen, tmp,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
163 error->args[argi++].value_i);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
164 msg += len;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
165 maxlen -= len;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
166 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
167 case 'f':
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
168 len =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
169 SDL_snprintf(msg, maxlen, tmp,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
170 error->args[argi++].value_f);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
171 msg += len;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
172 maxlen -= len;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
173 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
174 case 'p':
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
175 len =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
176 SDL_snprintf(msg, maxlen, tmp,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
177 error->args[argi++].value_ptr);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
178 msg += len;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
179 maxlen -= len;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
180 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
181 case 's':
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
182 len =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
183 SDL_snprintf(msg, maxlen, tmp,
3013
8cc00819c8d6 Reverted Bob's indent checkin
Sam Lantinga <slouken@libsdl.org>
parents: 3011
diff changeset
184 SDL_LookupString(error->args[argi++].
8cc00819c8d6 Reverted Bob's indent checkin
Sam Lantinga <slouken@libsdl.org>
parents: 3011
diff changeset
185 buf));
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
186 msg += len;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
187 maxlen -= len;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
188 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
189 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
190 } else {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
191 *msg++ = *fmt++;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
192 maxlen -= 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
193 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
194 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
195 *msg = 0; /* NULL terminate the string */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
196 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
197 return (errstr);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
198 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
199
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
200 /* Available for backwards compatibility */
4867
ba7492f9e2b8 While you can actually write to the error buffer, conceptually it's read-only.
Sam Lantinga <slouken@libsdl.org>
parents: 4627
diff changeset
201 const char *
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
202 SDL_GetError(void)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
203 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
204 static char errmsg[SDL_ERRBUFIZE];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
205
4867
ba7492f9e2b8 While you can actually write to the error buffer, conceptually it's read-only.
Sam Lantinga <slouken@libsdl.org>
parents: 4627
diff changeset
206 return SDL_GetErrorMsg(errmsg, SDL_ERRBUFIZE);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
207 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
208
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
209 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
210 SDL_ClearError(void)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
211 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
212 SDL_error *error;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
213
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
214 error = SDL_GetErrBuf();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
215 error->error = 0;
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
216 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
217
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
218 /* Very common errors go here */
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
219 void
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
220 SDL_Error(SDL_errorcode code)
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
221 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
222 switch (code) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
223 case SDL_ENOMEM:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
224 SDL_SetError("Out of memory");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
225 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
226 case SDL_EFREAD:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
227 SDL_SetError("Error reading from datastream");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
228 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
229 case SDL_EFWRITE:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
230 SDL_SetError("Error writing to datastream");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
231 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
232 case SDL_EFSEEK:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
233 SDL_SetError("Error seeking in datastream");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
234 break;
3317
b29eb7ce5352 Fixed bug #765
Sam Lantinga <slouken@libsdl.org>
parents: 3013
diff changeset
235 case SDL_UNSUPPORTED:
b29eb7ce5352 Fixed bug #765
Sam Lantinga <slouken@libsdl.org>
parents: 3013
diff changeset
236 SDL_SetError("That operation is not supported");
b29eb7ce5352 Fixed bug #765
Sam Lantinga <slouken@libsdl.org>
parents: 3013
diff changeset
237 break;
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
238 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
239 SDL_SetError("Unknown SDL error");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
240 break;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
241 }
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
242 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
243
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
244 #ifdef TEST_ERROR
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
245 int
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
246 main(int argc, char *argv[])
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
247 {
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
248 char buffer[BUFSIZ + 1];
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
249
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
250 SDL_SetError("Hi there!");
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
251 printf("Error 1: %s\n", SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
252 SDL_ClearError();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
253 SDL_memset(buffer, '1', BUFSIZ);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
254 buffer[BUFSIZ] = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
255 SDL_SetError("This is the error: %s (%f)", buffer, 1.0);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
256 printf("Error 2: %s\n", SDL_GetError());
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
257 exit(0);
0
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
258 }
74212992fb08 Initial revision
Sam Lantinga <slouken@lokigames.com>
parents:
diff changeset
259 #endif
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1847
diff changeset
260 /* vi: set ts=4 sw=4 expandtab: */