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annotate src/SDL_log.c @ 5229:2178ffe17222

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Added function SDL_RenderSetClipRect()
author Sam Lantinga <slouken@libsdl.org>
date Mon, 07 Feb 2011 20:06:26 -0800
parents ab0d7cecc0f6
children 1e28342cb15d
rev   line source
5226
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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 log messages in SDL */
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25
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26 #include "SDL_log.h"
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27
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28 #if HAVE_STDIO_H
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29 #include <stdio.h>
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30 #endif
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31
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32 #if defined(__WIN32__)
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33 #include "core/windows/SDL_windows.h"
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34 #elif defined(__ANDROID__)
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35 #include <android/log.h>
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36 #endif
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37
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38 #define DEFAULT_PRIORITY SDL_LOG_PRIORITY_CRITICAL
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39 #define DEFAULT_APPLICATION_PRIORITY SDL_LOG_PRIORITY_INFO
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40
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41 typedef struct SDL_LogLevel
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42 {
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43 int category;
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44 SDL_LogPriority priority;
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45 struct SDL_LogLevel *next;
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46 } SDL_LogLevel;
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47
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48 static SDL_LogLevel *SDL_loglevels;
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49 static SDL_LogPriority SDL_application_priority = DEFAULT_APPLICATION_PRIORITY;
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50 static SDL_LogPriority SDL_default_priority = DEFAULT_PRIORITY;
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51
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52 static const char *SDL_priority_prefixes[SDL_NUM_LOG_PRIORITIES] = {
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53 "VERBOSE",
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54 "DEBUG",
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55 "INFO",
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56 "WARN",
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57 "ERROR",
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58 "CRITICAL"
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59 };
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60
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61 #ifdef __ANDROID__
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62 static const char *SDL_category_prefixes[SDL_LOG_CATEGORY_RESERVED1] = {
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63 "APP",
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64 "ERROR",
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65 "SYSTEM",
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66 "AUDIO",
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67 "VIDEO",
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68 "RENDER",
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69 "INPUT"
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70 };
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71
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72 static int SDL_android_priority[SDL_NUM_LOG_PRIORITIES] = {
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73 ANDROID_LOG_VERBOSE,
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74 ANDROID_LOG_DEBUG,
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75 ANDROID_LOG_INFO,
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76 ANDROID_LOG_WARN,
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77 ANDROID_LOG_ERROR,
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78 ANDROID_LOG_FATAL
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79 };
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80 #endif /* __ANDROID__ */
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81
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82
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83 void
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84 SDL_LogSetAllPriority(SDL_LogPriority priority)
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85 {
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86 SDL_LogLevel *entry;
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87
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88 for (entry = SDL_loglevels; entry; entry = entry->next) {
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89 entry->priority = priority;
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90 }
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91 SDL_application_priority = SDL_default_priority = priority;
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92 }
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93
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94 void
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95 SDL_LogSetPriority(int category, SDL_LogPriority priority)
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96 {
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97 SDL_LogLevel *entry;
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98
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99 for (entry = SDL_loglevels; entry; entry = entry->next) {
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100 if (entry->category == category) {
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101 entry->priority = priority;
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102 return;
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103 }
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104 }
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105
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106 /* Create a new entry */
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107 entry = (SDL_LogLevel *)SDL_malloc(sizeof(*entry));
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108 if (entry) {
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109 entry->category = category;
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110 entry->priority = priority;
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111 entry->next = SDL_loglevels;
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112 SDL_loglevels = entry;
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113 }
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114 }
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115
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116 SDL_LogPriority
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117 SDL_LogGetPriority(int category)
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118 {
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119 SDL_LogLevel *entry;
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120
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121 for (entry = SDL_loglevels; entry; entry = entry->next) {
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122 if (entry->category == category) {
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123 return entry->priority;
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124 }
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125 }
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126
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127 if (category == SDL_LOG_CATEGORY_APPLICATION) {
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128 return SDL_application_priority;
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129 } else {
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130 return SDL_default_priority;
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131 }
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132 }
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133
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134 void
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135 SDL_LogResetPriorities(void)
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136 {
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137 SDL_LogLevel *entry;
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138
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139 while (SDL_loglevels) {
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140 entry = SDL_loglevels;
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141 SDL_loglevels = entry->next;
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142 SDL_free(entry);
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143 }
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144
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145 SDL_application_priority = DEFAULT_APPLICATION_PRIORITY;
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146 SDL_default_priority = DEFAULT_PRIORITY;
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147 }
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148
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149 void
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150 SDL_Log(const char *fmt, ...)
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151 {
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152 va_list ap;
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153
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154 va_start(ap, fmt);
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155 SDL_LogMessageV(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, fmt, ap);
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156 va_end(ap);
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157 }
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158
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159 void
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160 SDL_LogVerbose(int category, const char *fmt, ...)
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161 {
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162 va_list ap;
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163
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164 va_start(ap, fmt);
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165 SDL_LogMessageV(category, SDL_LOG_PRIORITY_VERBOSE, fmt, ap);
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166 va_end(ap);
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167 }
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168
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169 void
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170 SDL_LogInfo(int category, const char *fmt, ...)
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171 {
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172 va_list ap;
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173
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174 va_start(ap, fmt);
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175 SDL_LogMessageV(category, SDL_LOG_PRIORITY_INFO, fmt, ap);
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176 va_end(ap);
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177 }
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178
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179 void
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180 SDL_LogWarn(int category, const char *fmt, ...)
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181 {
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182 va_list ap;
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183
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184 va_start(ap, fmt);
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185 SDL_LogMessageV(category, SDL_LOG_PRIORITY_WARN, fmt, ap);
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186 va_end(ap);
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187 }
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188
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189 void
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190 SDL_LogError(int category, const char *fmt, ...)
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191 {
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192 va_list ap;
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193
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194 va_start(ap, fmt);
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195 SDL_LogMessageV(category, SDL_LOG_PRIORITY_ERROR, fmt, ap);
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196 va_end(ap);
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197 }
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198
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199 void
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200 SDL_LogCritical(int category, const char *fmt, ...)
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201 {
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202 va_list ap;
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203
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204 va_start(ap, fmt);
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205 SDL_LogMessageV(category, SDL_LOG_PRIORITY_CRITICAL, fmt, ap);
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206 va_end(ap);
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207 }
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208
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209 void
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210 SDL_LogMessage(int category, SDL_LogPriority priority, const char *fmt, ...)
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211 {
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212 va_list ap;
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213
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214 va_start(ap, fmt);
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215 SDL_LogMessageV(category, priority, fmt, ap);
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216 va_end(ap);
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217 }
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218
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219 #ifdef __ANDROID__
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220 static const char *
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221 GetCategoryPrefix(int category)
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222 {
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223 if (category < SDL_LOG_CATEGORY_RESERVED1) {
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224 return SDL_category_prefixes[category];
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225 }
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226 if (category < SDL_LOG_CATEGORY_CUSTOM) {
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227 return "RESERVED";
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228 }
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229 return "CUSTOM";
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230 }
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231 #endif /* __ANDROID__ */
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232
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233 void
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234 SDL_LogMessageV(int category, SDL_LogPriority priority, const char *fmt, va_list ap)
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235 {
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236 char *message;
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237
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238 /* Make sure we don't exceed array bounds */
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239 if (priority < 0 || priority >= SDL_NUM_LOG_PRIORITIES) {
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240 return;
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241 }
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242
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243 /* See if we want to do anything with this message */
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244 if (priority < SDL_LogGetPriority(category)) {
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245 return;
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246 }
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247
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248 message = SDL_stack_alloc(char, SDL_MAX_LOG_MESSAGE);
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249 if (!message) {
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250 return;
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251 }
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252 SDL_vsnprintf(message, SDL_MAX_LOG_MESSAGE, fmt, ap);
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253
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254 #if defined(__WIN32__)
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255 /* Way too many allocations here, urgh */
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256 {
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257 char *output;
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258 size_t length;
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259 LPTSTR tstr;
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260
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261 length = SDL_strlen(SDL_priority_prefixes[priority]) + 2 + SDL_strlen(message) + 1;
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262 output = SDL_stack_alloc(char, length);
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263 SDL_snprintf(output, length, "%s: %s", SDL_priority_prefixes[priority], message);
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264 tstr = WIN_UTF8ToString(output);
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265 OutputDebugString(tstr);
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266 SDL_free(tstr);
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267 SDL_stack_free(output);
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268 }
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269 #elif defined(__ANDROID__)
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270 {
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271 char tag[32];
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272
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273 SDL_snprintf(tag, SDL_arraysize(tag), "SDL/%s", GetCategoryPrefix(category));
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274 __android_log_write(SDL_android_priority[priority], tag, message);
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275 }
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276 #endif
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277 #if HAVE_STDIO_H
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278 fprintf(stderr, "%s: %s\n", SDL_priority_prefixes[priority], message);
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279 #endif
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280 SDL_stack_free(message);
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281 }
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282
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283 /* vi: set ts=4 sw=4 expandtab: */